Instrument Characteristics

Other OMI instrument facts:

  • Mass: 65 kg
  • Power: 66 watts
  • Size: 50 cm × 40 cm × 35 cm
  • Data rate: 0.8 Mbps (average)
  • Telescope swath Instantaneous Field Of View (IFOV): 115 degrees (2600 km on the ground)
  • Telescope flight Instantaneous Field Of View (IFOV): 1.0 degree (12 km on the ground)
  • Operational CCD temperature: 265.0 K (UV and VIS)
  • In-orbit CCD temperature excursion: +/- 10 mK for UV and VIS (stabilised)
  • Operational optical bench temperature: 264.0 K
  • In-orbit optical bench temperature excursion: +/- 300 mK
  • Duty cycle: 60 minutes on dayside (Earth and sun measurements),10-30 minutes on eclipse side (calibration measurements)
  • Pointing requirements (Platform+instrument, pitch:roll:yaw, 3s):
    • Accuracy: 866:866:866 (arcseconds)
    • Knowledge: 87:87:87(arcseconds)
    • Stability (6 sec): 87:87:87 (arcseconds)

© OMI -- Last update: Tuesday, 17-Feb-2009 01:44:37 UTC. --