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词条 Satélite de Reentrada Atmosférica
释义

  1. SARA Suborbital

     SARA Suborbital 1/Operação São Lourenço  SARA Suborbital 2  Configuration 

  2. SARA Orbital

  3. References

{{Infobox spaceflight
| name = SARA (Satélite de Reentrada Atmosférica)
| names_list =


| image =
| image_caption =
| image_alt =
| image_size =
| mission_type =
| operator = Instituto de Aeronáutica e Espaço
| Harvard_designation =
| COSPAR_ID =
| SATCAT =
| website =
| mission_duration =
| distance_travelled =
| orbits_completed =
| suborbital_range = 300 km (planned)
| suborbital_apogee = 350 km (planned)
| spacecraft =
| spacecraft_type =
| spacecraft_bus =
| manufacturer =
| launch_mass =
| BOL_mass =
| landing_mass =
| dry_mass =
| payload_mass =
| dimensions =
| power =
| launch_date = {{start date|2015|11|13|7=Z}}
| launch_rocket = VS-40M
| launch_site = Centro de Lançamento da Barreira do Inferno
| launch_contractor =
| deployment_from =
| deployment_date =
| entered_service =
| disposal_type =
| deactivated =
| destroyed = Launch failure
| last_contact =
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| orbit_reference =
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| orbit_semimajor =
| orbit_eccentricity =
| orbit_periapsis =
| orbit_apoapsis =
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| orbit_RAAN =
| orbit_arg_periapsis =
| orbit_mean_anomaly =
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| programme =
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}}SARA - Satélite de Reentrada Atmosférica is a Brazilian satellite project,[1] with the objective of performing experiments in microgravity environment and returning them to the Earth.[2]

SARA Suborbital

SARA Suborbital 1/Operação São Lourenço

The proposed flight schedule includes a first sub-orbital test flight (SARA Suborbital 1) in 2014[3][4] using a VS-40 rocket launched from the Centro de Lançamento da Barreira do Inferno (Operação São Lourenço).[4] The predicted apogee is 350 km with a range of 300 km. Time spent in microgravity will be around 8 minutes, after which the satellite will reenter the atmosphere and be recovered at sea, 100 km out from Parnaíba.

On 13/11/2015 the launch was attempted, resulting on an explosion of the VS-40M V03 rocket on the pad.[5]

SARA Suborbital 2

A second suborbital flight was planned (SARA Suborbital 2), to test flight attitude control system and de-orbit engine.

Configuration

The "Sara suborbital" platform heights 350 kg and is divided into four subsystems:

  • Structural
  • Electrical - includes cold gas actuators, designed to null the satellite's angular velocity after launch
  • Recovery - 3 parachutes: pilot, drogue and main
  • Experiment module (MEXP)

SARA Orbital

The orbital version of the satellite will operate in a circular 300 km low earth orbit, during a maximum of 10 days.

References

{{Portal|Spaceflight}}
1. ^{{cite web |url=http://www.iae.cta.br/site/page/view/pt.sara.html |title=Instituto de Aeronáutica e Espaço |publisher=Iae.cta.br |date=2008-12-16 |accessdate=2014-03-08 |deadurl=yes |archiveurl=https://web.archive.org/web/20140101073316/http://www.iae.cta.br/site/page/view/pt.sara.html |archivedate=2014-01-01 |df= }}
2. ^{{cite web|url=http://www.inicepg.univap.br/cd/INIC_2008/anais/arquivosINIC/INIC0101_01_O.pdf |title=Analise De Estrutura Interna Do Modulo de Experimentos Do Sara Suborbital |publisher=Inicepg.univap.br |accessdate=2014-03-08}}
3. ^{{cite web|url=http://www.iae.cta.br/?action=noticia&id=128 |title=Instituto de Aeronáutica e Espaço |publisher=Iae.cta.br |date= |accessdate=2014-03-08}}
4. ^Alcântara sedia encontro que discute atividade espacial no País — Portal Brasil
5. ^http://www.fab.mil.br/noticias/mostra/23713/ESPA%C3%87O%20-%20Projeto%20SARA%20continua,%20afirma%20Diretor%20de%20Ci%C3%AAncia%20e%20Tecnologia%20Aeroespacial
{{-}}{{Brazil space program}}{{DEFAULTSORT:Satelite de Reentrada Atmosferica}}{{Brazil-spacecraft-stub}}

1 : Satellites of Brazil

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