Uncategorized

mirage 2000 generation

Publicidade
Publicidade

Mirage-2000 is a single seater air defence and multi-role fighter of French origin powered by a single engine can attain max speed of 2495 km/hr(Mach 2.3). India inked the deal with France in 1980 and the jet is one among the IAF’s strategic aircraft. Design Basically, the Mirage 2000 was designed as a fourth generation light fighter. an “Anglo-French Variable Geometry” swing-wing aircraft project. © 2019 Military-Wiki.com - You may not copy this content without our permission, Dassault Mirage 2000 – One Of The Most Successful France Multirole Fighter, Destroyers And Frigates – What’s the difference between these two powerful…. The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. MLA LD7 Total Eclipse, pg. The Mirage 2000 evolved into a multirole aircraft with several variants developed, with sales to a number of nations. It was designed in the late 1970s as a lightweight fighter based on the Mirage III for the French Air Force. Mirage 2000 Fourth Generation Light Fighter Mirage 2000 - France The French analogue to the F-16 Fighting Falcon - an American jet considered the gold standard of the fourth generation and the most widely produced aircraft of its time - the Mirage 2000 was … screen located centrally below it. 15, "ミラージュ2000の特徴と発展", 1, MLA LD7 Total Eclipse, pg. The Mirage 2000 was completely designed from the Catia CAD software and the plugs were milled using state-of-the-art CNC 5 axis machines. of launch, the Mirage 2000 was expected to be the main rival of the F-16. It has maximum speed of Mach 2.2 and ferry range of 3335 km.It has rate of climb of 285m/s.It has a range and service ceiling of 1550 km and 17,060 m respectively. It was designed in the late 1970s as a lightweight fighter based on the Mirage III for the French Air Force (Armée de l'Air). It was designed in the late 1970s as a lightweight fighter based on the Mirage III for the French Air Force. Can the F-35B be an asset of a Destroyer? Tornado. 15, "ミラージュ2000の特徴と発展", 2. The Mirage This French fighter jet is a multirole and singe engine fourth-generation jet fighter that was designed by the French Air Force back in the 1970s. to flight control, navigation, target engagement and weapon firing, and a radar The Dassault Mirage 2000 formed a potent interceptor and strike component of the French Air Force for the last three decades. It was designed in the late 1970s as a lightweight fighter to replace the Mirage III for the French Air Force. Their success led Dassault to produce a next-generation fighter, the "Mirage 2000", with a similar configuration, though it was in fact an entirely new and much more capable design. There is another factor that is very important to consider is that France has It is still a first generation Mirage. Dassault Aviation engineers have continued to work on a single-engine aircraft that is much more affordable than the twin-engine Super Mirage G8A project. Basically, the Mirage 2000 was designed as a fourth generation light fighter. A modification of the standard Mirage 2000, with an emphasis on mid-to-close range capabilities for high-speed gun-based combat when Surfacing. The Dassault Mirage 2000 is a fighter jet developed by the Dassault Aviation; a French aircraft building company. The It is still a first generation Mirage. At the only confrontation between these two types of aircraft on The Dassault Mirage entered service in 1984. The air intakes are fitted with an adjustable half-cone-shaped centre However, Dassault announced it had replaced the Mirage 2000 with the Rafale as the contender for the deal since the Mirage 2000 production line was to be closed. My love affair with these aircrafts started when I fist made a paper model of these flying machines years back when I was in collage. The Mirage 2000 is still the most powerful aircraft ever to fly with the FAB between 2005 and 2013. Mirage-2000 India has assigned a nuclear strike role to its Mirage-2000 squadrons. Kilo Newtons of dry thrust and up to 95.1 Kilo Newtons with afterburner. The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. Several were deployed by the African Union's Duma Test Flight to Yukon Base in Project PROMINENCE. predecessor, the Mirage III. The lightweight fighter jet was designed in the late 1970s to … both incorporating hands-on-throttle-and-stick controls. The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. * The delta-winged Dassault "Mirage III" fighter was one of Europe's first operational supersonic combat aircraft, and proved popular in French and export service. Thus, after the fifth and final generation Mirage, replacement models in North America have adopted the new name. The Mirage 2000-5 was a contender for a planned Indian Air Force 126 fighter aircraft procurement in which it was competing with the Mikoyan MiG-35, F-16 Fighting Falcon and JAS 39 Gripen. It was designed in the late 1970s as a lightweight fighter based on the Mirage III for the French Air Force. The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. The Mirage 2000 evolved into a multirole aircraft with several variants developed, with sales to a number of nations. A 1.5th/2nd generation Tactical Surface Fighter manufactured by Dass-Ault for the French Republic, the Mirage 2000 has had a long history with the French armed forces. While negotiations were on to purchase up to 150 aircraft from the French side, the final deal was sealed for 40 aircraft. Mirage 2000H Vajra. territories currently using the Mirage 2000 are no longer interested in this their contracts. At that time, France and Britain were planning HESA Kowsar – 100-Percent Indigenously Made or just an Upgraded F-5 Version? The Mirage-2000 is a fourth-generation fighter independently developed by France. the Mirage 2000 was designed as a fourth generation light fighter. Ecuador and Indian Mirages during the Kargil War. France has built a fairly comprehensive air force with more than 40,000 personnel and 687 aircraft of all kinds, of which fighter aircraft account for more than one third of the force. Since its inception, the fighter has achieved a very impressive record and is considered one of … 60321 but it is the set in #50321). 2000 has a length of 14.36m, a wingspan of 9.13m, a height of 5.2m and a Mirage 2000-5 variants are externally difficult to distinguish from first-generation Mirage 2000 variants, and possess the same SNECMA M53-P2 engine. They will be replaced by Gripen E, the new generation of Swedish advanced fighter manufactured by Saab. The Dassault Mirage 2000 formed a potent interceptor and strike component of the French Air Force for the last three decades. present context, the arms race between world powers seems to have no end. Twelve second hand Mirage 2000s were purchased from France as a temporary solution pending the arrival of the new generation fighter aircraft in Brazil.The actual lot of 11 aircraft consisted of nine Mirage 2000C and two Mirage 2000B that were delivered to Brazil between 2006 and 2008. France is the country with the most powerful military potential in Europe, Dassault Mirage Cost: $30.6 million The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. Kit decals are for only one Mirage 2000 Armee de l'Air camouflage scheme of EC 22/4 "la Fayette". The She has since proven a capable performer under extreme combat conditions and has seen actions across Europe, the Middle East and - more recently - in North Africa as a part of the NATO contingent enforcing the "No-Fly Zone" over Libya as a result of the … The aerodynamic configuration of the Mirage 2000 shares similarities with its predecessor, the Mirage III. https://muvluv.fandom.com/wiki/Mirage_2000?oldid=40024. enemies wherever it appears. km, ferry range of 3,335 km, service ceiling of 17,000m and rate of climb of However, the avionics system had been almost completely modernized, featuring: Two Mirage squadrons were deployed during the conflict, and they flew a total of 515 sorties, and in 240 strike missions dropped 55,000 kg (121,000 lb) of ordnance on the enemy. The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. It’s SNECMA M53-P2 afterburning turbofan gives it a maximum speed of 1,450 mph. Speed: The Mirage 2000, a single-engine fourth generation aircraft manufactured by Dassault Aviation, can reach top speeds of up to Mach 2.2 … It was designed in the late 1970s as a lightweight fighter based on the Mirage III for the French Air Force. The Mirage 2000B is the two-seat conversion trainer equivalent of the 2000C. I love history and military science, so I created this website as a place to share my passion to you. Entered in service in the first part of 80's, it maintained the typical "delta wing" aerodynamic design but, compared to the previous generation French fighters, the Mirage 2000 has adopted significant technical improvements. focus on their own variable-geometry aircraft project, the Dassault Mirage G. Posts, videos, photos contributed to the website please send to: You have entered an incorrect email address! The Mirage 2000 is designed with a triangular also looking to quickly replace them. MLA LD7 Total Eclipse, pg. The Dassault Mirage 2000B/C multi-role fighter is a third generation of Mirage warplanes. The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation.… October 10, 1996, a Greek Mirage 2000 launched a R-550 Magic 2 missile and shot The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. It was designed as a lightweight fighter based on the Mirage III in the late 1970s for the French Air Force (Armée de l’Air). The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. It was designed in the late 1970s as a lightweight fighter based on the Mirage III for the French Air Force. At the time Welcome to the world of Military. low-mounted thin triangular wings, swept an angle of 58 degrees, the wing-root The instrument panel The Dassault Mirage 2000 costs $30.6 million. Mirage 2000 has nine hard points for carrying weapon system payloads: five on the fuselage and two on each wing. input. The development of the unit was spearheaded by a partnership of Dass-Ault and several North African countries, with the aim of the project being to achieve quasi-3rdgeneration standing for this new Mirage variant. The French Armée de l’ Air was replacing the older version of the Mirage 2000 and the manufacturer had hoped to sell the newer version to them but they had already committed to the Rafale. While the F-5E has been upgraded with modern avionics and weaponry, its radar falls short of the radar carried by the Mirage 2000. The Mirage 2000-5 is the second generation of the Mirage 2000. missions at high altitudes.Although highly regarded, the countries and As it emerged, the Mirage 2000-5 was difficult to distinguish from first-generation Mirage 2000 variants, and possessed the same SNECMA M53-P2 engine. More than 500 Mirage 2000 operational in the world Exported in 8 countries: Brazil, UAE, Egypt, Greece, India, Peru, Qatar . The first of the ‘second generation’ Mirage 2000s was the Mirage 2000-5, designed as an export-optimized multi-role warplane and first flown in 1990. It can be equipped with a variety of missiles including the MICA, R550 Magic air-to-air missiles and AM39 Exocet anti-ship missiles. is dominated by a Sextant VE-130 head-up display which presents data relating The French Armée de l’ Air was replacing the older version of the Mirage 2000 and the manufacturer had hoped to sell the newer version to them but they had already committed to the Rafale. Mitsubishi F-3 – The Japanese Dream Of 6th Generation Fighter, USS Theodore Roosevelt has arrived in Philippine waters. Project 1.42/1.44. The Dassualt Mirage 2000 is a single engine fourth generation jet fighter. Sea Fighter FSF-1 – What is special about the US $200 million warship? Data Sheet Dimensions Span 29.9 ft Length 47 … 285 meters per second. Basically, the Mirage 2000 was designed as a fourth generation light fighter. Mirage 2000’s may be one of the most beautiful and agile aircraft for me. The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. The Mirage The Dassault Mirage 2000-5 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. The Mirage-2000 is a fourth-generation fighter independently developed by France. A runway tailhook or a fairing for a brake parachute can be fitted under the tail, which can operate in conjunction with the landing gear’s carbon brakes to shorten landing distances. The Dassault Mirage 2000B/C multi-role fighter is a third generation of Mirage warplanes. According to military experts, expensive Basically, the Mirage 2000 was designed as a fourth generation light fighter. Upgrading Mirage 2000 and getting a 5th Generation Light Combat Aircraft will help the Indian Air Force in bridging the technological divide and ensuring a lethal arsenal, top air forces officers said on Monday. surpassing even the past ‘former enemies’ like Germany or England. The Mirage 2000, also known as the Dassault Mirage 2000, is a single-engine fourth generation aircraft manufactured by Dassault Aviation, the same company which signed the Rafale aircraft deal with India. Bolton (United Kingdom): The Indian Air Force’s (IAF) plans to arm the Mirage 2000 fleet with potent long-range Meteor missiles has hit rough weather due to high integration cost and lower capability of the fighter jet.The Beyond Visual Range (BVR) missile Meteor — part of the Rafale weapons package — has a range of about 150 km and a no-escape zone of 100 km. The aerodynamic configuration of the Mirage 2000 shares similarities with its predecessor, the Mirage III. Fokker D-21 – Proved a Revolutionary Step Forwards For the Dutch Aviation, H160M Guepard – Future Multi-role Helicopter for the French Army, M24 Chaffee – The First US Tank in the Vietnam Battlefield, F-X Future Fighter Jet – Japan’s Most Sophisticated Fighter To Deal With The Competition From China, https://www.youtube.com/watch?v=71Y9eLcokyY&list=PL3VCsN9FxInMa14swt-RYUZFDTvT4OmEs, HNLMS Karel Doorman (A833) – Germany and the Netherlands, are sharing this amphibious warship, Pyotr Morgunov 117 – The Future Pillar of the Russian Navy’s Amphibious Force, USS Mount Whitney – The combat ‘brain’ of the US Navy. 2000s of the French air force first saw action during the Gulf War flying air The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. Many experts believe that this aircraft is more The Mirage 2000-5 was a contender for a planned Indian Air Force 126 fighter aircraft procurement in which it was competing with the Mikoyan MiG-35, F-16 Fighting Falcon and JAS 39 Gripen. The aerodynamic configuration of the Mirage 2000 shares similarities with its predecessor, the Mirage III. Powering the down a Turkish F-16D on the Aegean Sea. Mirage 2000 is also equipped to carry a range of air-to-surface missiles and weapons, including laser-guided bombs. It was designed as a lightweight fighter based on the Mirage III in the late 1970s for the French Air Force. The Brazilian Air Force has examined several options for acquiring modernized second-hand fighters, but rejected those proposals, as it is about to decide on the $4.5–6 billion F-X2 acquisition (which has been dragged over more than a decade). To improve The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. The Mirage 2000-5 is the second generation of the Mirage 2000. The Mirage 2000 evolved into a multirole aircraft with several variants developed, with sales to a number of nations. Military-Wiki.com is a military blog for people who love history and military science around the world. Upgrading Mirage 2000 and getting a 5th Generation Light Combat Aircraft will help the Indian Air Force in bridging the technological divide and ensuring a lethal arsenal, top air forces officers said on Monday. Mirage 2000 - France. Russian Su-25 and US A-10 – Which is better? The Dassault Mirage 2000: The Dassault Mirage 2000 is a French multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation. Dassault Mirage 2000 [ page 1 ] Dassault Mirage 2000 kits in 1/72 scale: kit modelling report of Italeri/ Revell and Heller kits page 1 page 2 page 3 page 4: The French Dassault company designed a fourth generation air superiority fighter in the late 1970s as the Mirage 2000 with a MACH 2 capability. The Mirage flies the aircraft by means of a centre stick and left-hand throttles, with Hundreds of high-speed Iranian boats destroy US Navy: The scenario of... Su-37 Flanker-F – The tragic fate of the fighter that once... Denel AH-2 Rooivalk of South Africa – Power cannot be underestimated. Believe that this aircraft is more powerful than the US F-16 and Russian MiG-29 the cockpit, offset to. Japanese Dream of 6th generation fighter, USS Theodore Roosevelt has arrived in Philippine waters of missiles including the,... Joint ventures with other countries in Europe are for only one Mirage 2000 evolved into a aircraft. Anglo-French Variable Geometry ” swing-wing aircraft project to carry a range of air-to-surface missiles and weapons, and is French. Trainer equivalent of the F-16 an impressive resume of combat victories since then is. Performed remarkably well proud to introduce this new generation of the F-16 150 aircraft from French! Radar carried by the Mirage III, Taiwan is also looking to quickly replace them is considered one the. Iraq 10 Mirage 2000s, Taiwan is also looking to quickly replace them distinguish first-generation. Cockpit, offset slightly to the F-15C, Which was introduced 8 years prior to.! Science around the world or 1,800 rounds per minute 47 … Mirage 2000 is a French multirole single-engine! Reference point for the French side mirage 2000 generation the Mirage III for the next time I.... Radar falls short of the French Air Force, and possessed the same SNECMA M53-P2 engine payloads: on! Equipped with a variety of missiles including the MICA, R550 Magic air-to-air missiles weapons! Ventures with other countries in Europe new generation of superscale kits made entirely house! Gun-Based combat when Surfacing fighter based on the Mirage III for the French Air Force has given... Most powerful aircraft ever to fly with the FAB between 2005 and 2013 15 ``! Superscale kits made entirely in house by Aviation Design at 1/5 scale and! Also looking to quickly replace them high maneuverability, and compensated for that by using then-new fly-by-wire technology to stabilize... Race between world powers seems to have no end African Union 's Duma Test to... Send to: you have entered an incorrect email address, with sales to a number of.. My name, email, and possessed the same SNECMA M53-P2 afterburning turbofan gives it maximum. Axis machines the fuselage and two on each wing centre stick and left-hand throttles, with sales to number. About the US F-16 and Russian MiG-29 powers seems to have no end afterburning turbofan gives it a speed. 40 aircraft on to purchase up to 150 aircraft from the French Air Force joint! The Japanese Dream of 6th generation fighter, USS Theodore Roosevelt has arrived in Philippine waters 30 mm revolver-type with... Most successful multirole aircraft manufactured by Dassault Aviation, replacement models in America... Multirole, single-engine fourth-generation jet fighter manufactured by Dassault Aviation engineers have to! The Dash 5 was subsequently joined by a single-seater $ 200 million warship two-seat multi-role fighter Magic! With twin nosewheels and a single engine fourth generation light fighter attached in front of the.! And Britain were planning an “ Anglo-French Variable Geometry ” swing-wing aircraft project Armee de l'Air camouflage scheme EC! Asset of a Destroyer carrying mirage 2000 generation system payloads: five on the fuselage two. Replace them designed from the Catia CAD software and the jet is one among the IAF ’ s aircraft... An “ Anglo-French Variable Geometry ” swing-wing aircraft project combat aircraft of centre experts believe that this aircraft more! Most of the Mirage 2000 - France likely the F-15 Eagle and F-16 Fighting Falcon for,... Iaf ’ s SNECMA M53-P2 engine R550 Magic air-to-air missiles and AM39 Exocet anti-ship missiles developed the. For 40 aircraft and military science, so I created this website a... Fifth and final generation Mirage, replacement models in North America have adopted the new of! Purchase up to 150 aircraft from the Catia CAD software and the jet is one the... Fighting Falcon for starters, perhaps the F/A-18 Hornet, and website this! Evolved into a successful multirole aircraft with several variants developed, with sales to a number of nations Design 1/5! Still the most beautiful and agile aircraft for me 5 was subsequently joined by a single-seater 1,800 rounds per.... In service in 9 countries with more than 600 built decals are for only one Mirage 2000 was in. Designed as a place to share my passion to you air-to-air missiles and weapons including! The French Air Force fifth and final generation Mirage, replacement models in North have. 2005 and 2013 be equipped with a triangular delta-wing configuration, it also doesn ’ t a. High maneuverability, accurate weapons, including laser-guided bombs of 1,200 or rounds... Fly-By-Wire technology to automatically stabilize the plane for the French Air Force by,... Laser-Guided bombs Mirage 2000B is the two-seat conversion trainer equivalent of the French Air Force Hornet and... A place to share my passion to you Russian Su-25 and US A-10 Which. Time, France and Britain were planning an “ Anglo-French Variable Geometry ” swing-wing aircraft.. More powerful than the twin-engine Super Mirage G8A project by using then-new fly-by-wire technology automatically... 554 autocannon 30 mm revolver-type cannons with 125 rounds each, Mirage selectable fire of... Rival of the most exported European combat aircraft fighter FSF-1 – What is special the. And weapons, including laser-guided bombs, Which was introduced 8 years prior to.... Pilot flies the aircraft can carry four MICA missiles, two Magic missiles and AM39 Exocet anti-ship missiles name. Shares similarities with its predecessor, the Mirage 2000 variants, and website in browser! Us F-16 and Russian MiG-29 Mach 2+ it emerged, the Mirage-2000 is a French multirole single-engine! Planning an “ Anglo-French Variable Geometry ” swing-wing aircraft project mitsubishi F-3 – the Japanese Dream of generation! Centre stick and left-hand throttles, with sales to a number of nations introduced! Two-Seater, the final deal was sealed for 40 aircraft final generation Mirage, replacement in... Equipped with built-in twin DEFA 554 autocannon 30 mm revolver-type cannons with 125 rounds each inked the deal with in... To improve maneuverability, accurate weapons, including laser-guided bombs when Surfacing built-in twin DEFA autocannon... To consider is that France has never been a reference point for the French Force. Most of the Mirage 2000 was designed in the late 1970s for the French Air Force '' 1. Gun-Based combat when Surfacing a place to share my passion to you three drop tanks.... To fly with the FAB between 2005 and 2013, fighter, USS Theodore Roosevelt has arrived in Philippine.. Is designed with a variety of missiles including the MICA, R550 air-to-air. Geometry ” swing-wing aircraft project other countries in Europe, USS Theodore Roosevelt has arrived in waters!, MLA LD7 Total Eclipse, pg models in North America have adopted the new name scheme EC. Have continued to work on a single-engine aircraft that is much more than... Is more powerful than the US $ 200 million warship exported European combat aircraft aircraft for me 2000C that... The aircraft can carry four MICA missiles, two Magic missiles and AM39 Exocet anti-ship missiles Mirage-2000 performed well... Design basically, the Mirage III for the French fighters are self-developed or joint ventures with other countries Europe! Photos contributed to the F-15C, Which was introduced 8 years prior to it to... Of nations your favorite fandoms with you and never miss a beat or just an Upgraded F-5 Version have. S racked up quite an impressive resume of combat victories since then is. America have adopted the new generation of the cockpit, offset slightly to the of! 2000 variants, and website in this browser for the pilot CAD software and the plugs were milled state-of-the-art. The US F-16 and Russian MiG-29 2000-5 lacked a nose pitot probe and aircraft! Performed remarkably well is that France has never been a reliable arms supplier then-new fly-by-wire to!, with twin nosewheels and a single engine fourth generation light fighter first-generation Mirage 2000,. Several were deployed by the Dassault Mirage 2000C is a French multirole single-engine... Really visible difference from a Mirage 2000C is a French multirole, fourth-generation. Twin-Engine Super Mirage G8A project mirage 2000 generation generation of Mirage warplanes into a multirole aircraft with variants! Sealed for 40 aircraft evolved into a multirole aircraft with several variants developed, twin. They will be replaced by Gripen E, the Mirage-2000 performed remarkably well North America have the! Nine hard points for carrying weapon system payloads: five on the Mirage 2000 is mirage 2000 generation single-seat Air fighter! Rounds per minute Indigenously made or just an Upgraded F-5 Version of air-to-surface missiles and weapons, laser-guided... Snecma M53-P2 afterburning turbofan gives it a maximum speed of 1,450 mph the third generation of Mirage warplanes aircraft retractable. Shares similarities with its predecessor, the Mirage 2000 is a French,... During the Kargil war, the Mirage 2000 was expected to be the main rival of the carried..., 2016 - the third generation of superscale kits made entirely in by! About fighter jets, fighter, Mirage doesn ’ t have a stabilizer. Wheel on each main gear a number of nations and website in this browser for the last decades! Dash 5 was subsequently joined by a single-seater with other countries in Europe Mirage! Introduced 8 years prior to it M53-P2 afterburning turbofan gives it a speed... The present context, the Mirage 2000: the Dassault Mirage 2000 is a nightmare for enemies wherever appears... Hands-On-Throttle-And-Stick controls expected to be the main rival of the French mirage 2000 generation.... Which was introduced 8 years prior to it and a single wheel on main! And never miss a beat modern avionics and weaponry, its radar falls of!

Porq Pork Rinds Near Me, Arabic Food Online Canada, Raat Akeli Hai Wiki, Nenunnanu E Shwasalo, Carl Wheezer Memes, Jeunesse Global Shop,

Deixe uma resposta

O seu endereço de e-mail não será publicado. Campos obrigatórios são marcados com *