QB50Chris Nieto
Onboard Space SystemsDepartment of Computer Science, Electrical and Space Engineering
Luleå University of Technology
May 11, 2016
What is QB50?
• Network of (nearly) 50 CubeSats• Coordinated by Von Kármán Institute, Belgium• Total cost (11,8M€), EC• EC - FP7 Framework Programme (8M€)• 15 Participants:
– Stanford University (US)– Northwestern Polytechnic University (China)– Institute of Theoretical and Applied Mechanics
(Russia)
What is a CubeSat?
• Miniaturized satellite• Dimensions: 10x10x10 cm3
• Mass: 1 kg• CalPoly and Stanford University• Low Cost (~100.000€), Tyvak• Commercial Off-t he-Shelf (COTS)• Secondary payloads (piggyback)
[1] Original source: Original uploader was טל ענבר at he.wikipedia - Transferred from he.wikipedia, CC BY-SA 3.0, https://commons.wikimedia.org/w/index.php?curid=17934925.
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QB50 Objectives
• Viability of CubeSat constellations for First-class science.
• Sustained and affordable access to Space.• Lower Thermosphere research (200-380km).
– Ion-Neutral Mass Spectrometer (INMS)Density and temperature of O, O2, N2, NO
– Flux-Φ-Probe Experiment (FIPEX)Behavior of atomic oxygen
– multi-Needle Langmuir Probe (m-NLP)Electron density and electric potential
QB50 Objectives
• Serve as a platform for In-Orbit Demonstration– Aerothermodynamic shield (QARMAN)– Formation flying (DelFFi)– Inflatable rigidisable sail (InflateSail)
• Promote educational projects
Launches
• Dnepr Science Mission– 6 CubeSats– Sun-synchronous Quasi-polar Orbit– Q3 2016
• ISS Mission– 40 CubeSats– String of pearls constellation
• Dnepr In-orbit Demonstrator Mission– 2 CubeSats– Sun-synchronous Orbit (550km)
[2] Original Source: NASA - https://secure.flickr.com/photos/nasa2explore/12801808743/in/set-72157629601396498, Public Domain,
[3] Original Source: CC BY 2.5, https://commons.wikimedia.org/w/index.php?curid=1820661
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QB50 History
• Project approved by EC on January 2012• Original scheduled launch 2014• 2 precursor missions
– QB50p1 and QB50p2– Test INMS and FIPEX– Launched on June 19th 2014 by a Dnepr
Qbee50-LTU-OC (SE01)
• Collaboration LTU - Open Cosmos• Pioneer in Sweden• Scientific mission: FIPEX• OC-OBC (Onboard Computer)
– Technology demonstrator• Deployed from the ISS• Launch previewed late 2016
Qbee50-LTU-OC (SE01)
• Operations at Nanosat Lab– Module Acquisitions– Module Tests– Assembly and Integration– Functional Tests– Qualification Tests– Packing and shipping– Ground Station Operations
Questions?
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