WMO OSCAR | Details for Instrument MIPAS

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Instrument: MIPAS

Instrument details

Acronym	MIPAS
Full name	Michelson Interferometer for Passive Atmospheric Sounding
Purpose	Chemistry of the high atmosphere. Tracked species: C2H2, C2H6, CFC’s (CCl4, CF4, F11, F12, F22), CH4, ClONO2, CO, COF2, H2O, HNO3, HNO4, HOCl, N2O, N2O5, NO, NO2, O3, OCS, SF6 and aerosol
Short description	Michelson interferometer; range 685-2410 cm-1 (4.15-14.6 µm); spectral resolution 0.035 cm-1 unapodised; 49,300 channels/spectrum; NESR: 50 nW cm-2 sr-1 cm @ 685 cm-1, 4.2 nW cm-2 sr-1 cm @ 2410 cm-1
Background	New development
Scanning Technique	Limb scanning, fore- and side. 75 s for one vertical scan; 80 scans/orbit, 1145 profiles/day
Resolution	Vertical: 3 km, in the altitude range 5-150 km. Horizontal effective resolution: ~ 300 km (limb geometry)
Coverage / Cycle	Global coverage every 3 days for one measurement in every 300 x 300 km2 cell
Mass	320 kg	Power	210 W	Data Rate	8 Mbps

Providing Agency	ESA
Instrument Maturity	Flown on an R&D satellite
Utilization Period:	2002 to 2012
Last update:	2022-07-26

Detailed characteristics

Satellites this instrument is flying on

Note: a red tag indicates satellites no longer operational, a green tag indicates operational satellites, a blue tag indicates future satellites

Environmental Satellite (ESA)
- Envisat (see instrument status) Jun 2002 - Apr 2012

Instrument classification

Earth observation instrument
Limb sounders
Limb sounder

WIGOS Subcomponents

Subcomponent 2
UV/VIS/NIR/IR/MW limb sounders
UV/VIS/NIR/IR/MW scanning limb sounder

Mission objectives

Primary mission objectives

C2H2
C2H6
CFC-11
CFC-12
CH4 mole fraction
CO
CO2 mole fraction
COS
ClONO2
H2O
HCFC-22
HNO3
N2O mole fraction
NO
NO2
O3
PAN
SF6
SO2

Evaluation of Measurements

The following list indicates which measurements can typically be retrieved from this category of instrument. To see a full Gap Analysis by Variable, click on the respective variable.

Note: table can be sorted by clicking on the column headers
Note: * Primary mission objective.

Search:

Variable	Relevance for measuring this variable	Operational limitations	Explanation
HCFC-22*	2 - very high	Limited to high atmosphere.	TIR spectrometry. HCFC-22 lines around 7.6, 9.0 and 12.3 micrometers
CO2 mole fraction*	2 - very high	Limited to high atmosphere.	MWIR and TIR spectrometry. CO2 lines around 4.3 and 15 micrometers. Limb sounding mechanical or electronical
Atmospheric temperature	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry.
C2H2*	4 - fair	Limited to high atmosphere.	TIR spectrometry. C2H2 lines around 7.5 and 13.7 micrometers.
C2H6*	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry. C2H6 lines around 3.3 and 12 micrometers.
CFC-11*	4 - fair	Limited to high atmosphere.	TIR spectrometry. CFC-11 lines around 9.2 and 11.7 micrometers.
CFC-12*	4 - fair	Limited to high atmosphere.	TIR spectrometry. CFC-12 lines around 8.8 and 10.8 micrometers.
CH4 mole fraction*	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry. CH4 lines around 4.3 and 7.7 micrometers.
ClONO2*	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry. ClONO2 lines around 5.7, 7.7 and 12.5 micrometers.
CO*	4 - fair	Limited to high atmosphere.	MWIR spectrometry. CO lines around 4.6 micrometers.
COS*	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry. COS lines around 4.8 and 11.6 micrometers.
H2O*	4 - fair	Limited to high atmosphere.	MWIR/TIR spectrometry in a range centred on 6.3 micrometers.
HNO3*	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry. HNO3 lines around 5.9, 7.6 and 11.3 micrometers.
N2O mole fraction*	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry. N2O lines around 4.5 and 7.7 micrometers.
N2O5	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry. N2O5 lines around 5.8 and 8 micrometers.
NO*	4 - fair	Limited to high atmosphere.	MWIR spectrometry. NO lines around 5.3 micrometers.
NO2*	4 - fair	Limited to high atmosphere.	TIR spectrometry. NO2 lines around 6.1 micrometers.
O3*	4 - fair	Limited to high atmosphere.	TIR spectrometry. Ozone band around 9.7 micrometers.
PAN*	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry. PAN lines around 5.7, 8.6 and 12.5 micrometers.
PSC occurrence	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry. Limb sounding mechanically or electronically
SF6*	4 - fair	Limited to high atmosphere.	TIR spectrometry. SF6 lines around 10.5 micrometers.
SO2*	4 - fair	Limited to high atmosphere.	TIR spectrometry. SO2 lines around 7.3 and 8.6 micrometers.
Specific humidity	4 - fair	Limited to high atmosphere.	MWIR and TIR spectrometry in the water vapour band around 6.3 micrometers

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