IRFS-2

Infrared Sounding Spectrometer

Satellites

Meteor-M N2

Status

Being integrated – To be utilised in the period 2009 to ~ 2014

Mission

Temperature/humidity sounding, ozone profile and total-column green-house gases

Instrument type

IR spectrometer/interferometer, 4000 channels

Scanning technique

Cross-track: 30 steps to cover a swath of 1000 km if contiguous, up to 2500 km with gaps

Coverage/cycle

Near-global coverage twice/day (with gaps) or once/day (continuous)

Resolution (s.s.p.)

35 km IFOV

Resources

Mass: … kg - Power: … W - Data rate: 600 kbps

Spectral range (µm)

Spectral range (cm-1)

Spectral resolution (unapodised)

Radiometric accuracy (NEΔT)

5 - 15 µm

667 - 2000 cm-1

0.5 cm-1

0.5 K @ 300 K