Спутник технологический. GRIFEX. [Редактировать]

GRIFEX (GEO-CAPE ROIC In-Flight Performance Experiment) это технологический спутник на основе платформы 3U CubeSat который должен помочь НАСА с отработкой технологии быстрой съемки. Успешная отработка тхнологии позволит НАСА создавать гидрометеорологические аппараты с высокой скоростью работы. 

Дополнительные наименования

#НаименованияПоиск в новостяхПоиск в документах
1GEO-CAPE ROIC In-Flight Performance ExperimentНайтиНайти

Дополнительная классификация

#Наименования
1Тип орбиты - НОО
2Страна оператор(владелец) - США
3Страна производитель - США
4Тип оператора(владельца) - государственный

Технические характеристики

#ХарактеристикаЗначение
1Масса, кг4
2Платформа 3U CubeSat

Экономические характеристики

#ХарактеристикаДата измеренияЗначение
1Разработчик НАСА
2Производитель НАСА

Информация об удачном запуске

#ХарактеристикаЗначение
1Космодром База Ванденберг
2Дата пуска2015-01-31
3Полезная нагрузка 1xSoil Moisture Active and Passive
4Полезная нагрузка 1xFIREBIRD C
5Полезная нагрузка 1xFIREBIRD D
6Полезная нагрузка 1xGRIFEX
7Полезная нагрузка 1xExoCube
8Ракета-носитель 1xДельта 2 7320

Найдено 59 документов по запросу «GRIFEX». [Перейти к поиску]


Дата загрузки: 2017-03-10
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0.3/5
... Terms— CubeSat, ESTO, COVE, IPEX, GRIFEX forcings and responses related to... Development. M-Cubed/COVE, IPEX, and GRIFEX CubeSats flight validating technologies for... IPEX CubeSat bus structure. Figure 5. GRIFEX Payload Model. Payload design including... America. 2.3. GRIFEX The GEO-CAPE ROIC In-Flight Performance Experiment (GRIFEX) is... the all-digital design. The GRIFEX mission will assess the engineering..., with launches for IPEX and GRIFEX planned for the near future... for flight validation on the GRIFEX CubeSat mission. San Luis Obispo...



Дата загрузки: 2017-04-09
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0.14/5
...: Oct. 28, 2011 (NASA CLI) GRIFEX Unprecedented frame-rate ROIC/FPA... of Technology. Government sponsorship acknowledged GRIFEX: GEO-CAPE* ROIC In-Flight...) planned for GEO-CAPE concept •  GRIFEX will perform engineering performance assessments... at Table Mountain Ground Station GRIFEX optical payload design for on... engineering performance assessment Spaceborne Validation GRIFEX CubeSat will verify engineering performance.../5/13 launch VAFB Manifest of GRIFEX on ELaNa-X planned for 10...



Дата загрузки: 2017-10-09
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0.29/5
... GRIFEX spacecraft as 1 The GEO-CAPE ROIC In-Flight Performance Experiment (GRIFEX... Events (GEO-CAPE) mission concept. GRIFEX performs engineering assessment of a JPL... example throughout this article. The GRIFEX CubeSat [15] was launched into... performed orbit determination of the GRIFEX CubeSat based on RF transmissions... stamp. For example, in the GRIFEX orbit determination scenario, F˜ represents the... the orbital parameters. In the GRIFEX setting, this implies that if... the recent launch of the GRIFEX satellite [15]. The other three... parameters. For example, in the GRIFEX orbit estimation scenario, the priors... Determination of the GRIFEX Spacecraft Orbit estimation for the GRIFEX CubeSat was... AM UTC, 2 Feb 2015. The GRIFEX spacecraft transmits at approximately a 10... Doppler feature vectors for the GRIFEX spacecraft. The training set consisted... assume that the estimates of GRIFEX orbital parameters as given by.... Table 1. Keplerian elements of the GRIFEX spacecraft. A(km) e I(deg) Ω(deg) ω(deg.... D. Comparison of Results from the GRIFEX Spacecraft and Synthetic Test Cases... GRIFEX scenario, a synthetic test based on 100 orbits drawn from the GRIFEX... the GRIFEX spacecraft was 29.74 km Table 2. Comparison of GRIFEX test error estimates (position errors) and synthetic test RMS errors. GRIFEX Test: Real Data GRIFEX Test: Synthetic Data... C. Norton, “An update on the grifex mission,” Cubesat Developer’s Workshop, 2015...



Дата загрузки: 2017-04-08
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0.22/5
... Physics Lab Flight Validation Active GRIFEX: GEO‐CAPE Read Out Integrated...” CubeSats for Earth Science - continued GRIFEX Technology Validation CubeSat Launched with...-CAPE Readout Integrated Circuit Experiment (GRIFEX) CubeSat was launched from Vandenberg... Moisture Active Passive (SMAP) mission. GRIFEX is a 3-unit (3U, 10x10x30cm) CubeSat...



Дата загрузки: 2017-11-24
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0.24/5
... 2 2 1 1 O/OREOS Nanosat INSPIRE ESTO 3 3 3 0 M3Cove-2, GRIFEX, IPEX ROSES-12 2 1 0 1 CERES InVEST... SMD/HOPE; JPL 2014 (ORB-3) GRIFEX JPL/Michigan ESD/ESTO ESCAPE... hands-on student flight research. • GRIFEX (GEOCAPE ROIC In-Flight Experiment... support future Earth science missions. GRIFEX was launched as a secondary payload... AMES • FIREBIRD-2 Montana State University • GRIFEX University of Michigan • ExoCube Cal...



Дата загрузки: 2016-12-29
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0.22/5
An  update  on  the  GRIFEX  Mission James  W.  Cutler,  Charles  Lacy,  Tyler  Rose,  So-­‐Hee Kang. The  University   of  Michigan MXL  – Michigan  Exploration  Laboratory http://exploration.engin.umich.edu/ David  Rider,  Charles  Norton JPL  – The  Jet  Propulsion   Laboratory Jet  Propulsion  Laboratory California  Institute  of  Technology Core  Team  – Enablers,  scientists,  students. 2 Mission  – tech demos  for  advanced  imaging  capabilities. MCubed  – High   speed   GRIFEX– High  speed  imaging   processing   with  rad  hard  FPGA. frame  rate. 3 Validation  of  a  ROIC  (Read  Out  Integrated  Circuit) Does  it  work  in  space? 4 Why?    Advanced  imaging  technology  enabling  atmospheric  chemistry   and  pollution  transport  science  from  GEO. 5 GRIFEX  is  a  3U,  university-­‐class  CubeSat. • 1U  camera  payload. • Flight  Computer – StampG920 – External  Watchdog  monitoring  system • Magnetic  control – Passive  magnets – Experimental  3  axis  torque  rod  system. • UHF  half  duplex  communication   – Lithium-­‐1,  monopole,  AX.25 6 31  January 2015  – Launch  was  a  go! BILL  INGALLS  /  NASA 7 Sun  synchronous,  terminator  orbit  -­‐-­‐-­‐ plenty  of  power,  but  it  is  hot! Eclipse  tool  from  DK3WN. 8 Operations  are  nominal,  working  to  maximize  data  downloaded. • • • 10  payload  runs  total 4  contacts  at  MXL  per  day 1  commanding  pass. – Ping   watchdog – Upload  command  sets • Downloads  over  any  station   listening  (historically) – EVERY  telem point – Payload  data • Payload  assessment  in   progress. 9 Publically  available  decode  client  for  telemetry. • Java-­‐based client  for  local   decode. • Packets  sent  to  MXL  server   and  logged. • Protocols  available  if  anyone  is   interested. 10 Amatuerfunk community  continues  to  be  a  valuable  partner. Kasei  Toshio,   JA1GDE,  Japan Mark  H ammond,   N8MH,  North   Carolina,   USA Colin   Hurst,  VK5HI,  Australia Henk Hamoen,  PA3GUO,  Netherlands Tetsurou Satou,  JA0CAW,  Japan Jan  van  Gils  -­‐ PE0SAT 11 Regular  feedback  from  global  amateurfunk. 12 Operational  feedback  via  social  media. 13 Excellent  9600  bps  with  0.32W  and  a  monopole. 14 Next  steps  in  operations…push the  capability. • • • • Uploaded  code to  monitor  SEUs. Run  Lithium  at  higher  data  rates. Utilize  magnetic  control  system Monitor  anomalies: – SD  card issues  (again) – Quasi  periodic  software  crashes. 15 Lessons  reinforced and  learned… • Install  all  the  screws. • Have  a  “stowed”  software  configuration – Deployables and  flight  configuration  post   environmental  testing   • Interface  control  documents…make  them. • Processes  are  needed,  don’t  change  them  on   the  flight  build. 16 Recommendation  – build  community. Mentors Team Funding 17 In  summary, GRIFEX  is  operational  and  students  providing  data  to   scientists  with  help  from  a  global  team! 18



Дата загрузки: 2017-10-09
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0.18/5
... and thermal IR imager. Finally, GRIFEX will perform engineering assessments of...), flight structure has IPEX, and GRIFEX), ESTO has initiated a new pilot... system. GRIFEX The GEO-CAPE ROIC In-Flight Performance Experiment (GRIFEX) is... Initiative (CLI) has selected the GRIFEX project for launch on ELaNa... gained from MCubed, IPEX and GRIFEX, in September of 2012 ESTO... of 2013. Figure 5. CAD of GRIFEX optical payload with camera, ROIC...



Дата загрузки: 2017-06-16
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0.1/5
... 2012 AirMSPI-2 flies in 2014 GRIFEX: GEO-CAPE Read Out Integrated... (RAX) 3U baseline bus for GRIFEX Current generation FPA (OCO FPA... and testing of full-up GRIFEX engineering model (EM) 06/12... payload board 09/12 •  Complete GRIFEX flight unit and system test...



Дата загрузки: 2017-06-15
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0.2/5
An update on the GRIFEX Mission James W. Cutler, Charles Lacy, Tyler Rose, So-Hee Kang. The University of Michigan MXL – Michigan Exploration Laboratory http://exploration.engin.umich.edu/ David Rider, Charles Norton JPL – The Jet Propulsion Laboratory Jet Propulsion Laboratory California Institute of Technology Core Team – Enablers, scientists, students. 2 Mission – tech demos for advanced imaging capabilities. MCubed – High speed processing with rad hard FPGA. GRIFEX– High speed imaging frame rate. 3 Validation of a ROIC (Read Out Integrated Circuit) Does it work in space? 4 Why? Advanced imaging technology enabling atmospheric chemistry and pollution transport science from GEO. 5 GRIFEX is a 3U, university-class CubeSat. • 1U camera payload. • Flight Computer – StampG920 – External Watchdog monitoring system • Magnetic control – Passive magnets – Experimental 3 axis torque rod system. • UHF half duplex communication – Lithium-1, monopole, AX.25 6 31 January 2015 – Launch was a go! BILL INGALLS / NASA 7 Sun synchronous, terminator orbit --- plenty of power, but it is hot! Eclipse tool from DK3WN. 8 Operations are nominal, working to maximize data downloaded. • 10 payload runs total • 4 contacts at MXL per day • 1 commanding pass. – Ping watchdog – Upload command sets • Downloads over any station listening (historically) – EVERY telem point – Payload data • Payload assessment in progress. 9 Publically available decode client for telemetry. • Java-based client for local decode. • Packets sent to MXL server and logged. • Protocols available if anyone is interested. 10 Amatuerfunk community continues to be a valuable partner. Kasei Toshio, JA1GDE, Japan Mark Hammond, N8MH, North Carolina, USA Colin Hurst, VK5HI, Australia Henk Hamoen, PA3GUO, Netherlands Tetsurou Satou, JA0CAW, Japan Jan van Gils - PE0SAT 11 Regular feedback from global amateurfunk. 12 Operational feedback via social media. 13 Excellent 9600 bps with 0.32W and a monopole. 14 Next steps in operations…push the capability. • • • • Uploaded code to monitor SEUs. Run Lithium at higher data rates. Utilize magnetic control system Monitor anomalies: – SD card issues (again) – Quasi periodic software crashes. 15 Lessons reinforced and learned… • Install all the screws. • Have a “stowed” software configuration – Deployables and flight configuration post environmental testing • Interface control documents…make them. • Processes are needed, don’t change them on the flight build. 16 Recommendation – build community. Mentors Team Funding 17 In summary, GRIFEX is operational and students providing data to scientists with help from a global team! 18



Дата загрузки: 2017-09-25
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0.24/5
... (SMAP) mission. NASAfacts January 2015 GRIFEX EXOCUBE JPL University of Michigan... (ROIC) In-Flight Performance Experiment (GRIFEX) is a 3U CubeSat mission that... X CubeSats, visit: GRIFEX: www.jpl.nasa.gov/cubesat/grifex.php EXOCUBE: polysat...