ISO INFO Newsletters: No. 4 -March 1994

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Tables and diagrams of ISO capabilities

Imaging capabilities of ISO

Wavelength Range	No. of Pixels	Pixel f.o.v.
     (um)				(arc secs)
-----------------------------------------------------
  2.5 - 5		  32 x 32	1.5, 3, 6, 12
    5 - 17		  32 x 32	1.5, 3, 6, 12
   40 - 120		   3 x 3	43.5
  100 - 240		   2 x 2	89.4

Spectroscopic and photometric capabilities of ISO

[CAPABILITIES]

Main characteristics of the ISO instruments

Instrument													Typical Signal
(Principal			Wavelength	Spectral				Outline			Detectable in
Investigator)	Main Function	(um)		Resolution		Resolution	Description		200 sec at SNR>10
==========================================================================================================================================
ISOCAM		Camera and	2.5 - 17	Broad-band,		Pixel FOVs	Two Channels, 
(C. Cesarsky,	polarimeter			narrow-band,		of 1.5, 3, 6	each with a		3mJy at 2.5 - 5 um (1)
CEN-SACLAY, F)					and circular		and 12"		32 x 32 element		1mJy at 5 - 15 um (1)
						variable filters			detector array
------------------------------------------------------------------------------------------------------------------------------------------
ISOPHT		Imaging photo-	2.5 - 240	Broad-band		Variable from	Three subsystems:
(D. Lemke,	polarimeter			and narrow-		diffraction-	(i) Multi-band,		8mJy at 10 - 20 um (2)
MPI für						band filters		limited to	    multi-aperture	30mJy at 100 um (2)
Astronomie								wide 3' diam.	    photopolarimeter
Heidelberg, D)								beam		    (3 - 125 um)
						Near-IR					(ii) Far-infrared camera
						grating					     45 - 130 um: 3 x 3 pixels
						spectrometer				     90 - 240 um: 2 x 2 pixels
						with R~90				(iii) Spectrophotometer
											      (2.5-12 um)
------------------------------------------------------------------------------------------------------------------------------------------
SWS		Short-		2.4 - 45	1000 - 2500 (grating)	7.5 x 20" and	Two gratings and	Grating mode: (2)
(Th.de Graauw,	wavelength			across wavelength	12 x 30"	two Fabry-Pérot		3 x 10^-16 Wm^-2
Lab. for Space	spectrometer			range and 3 x 10^4	apertures	interferometers
Research,					(Fabry-Pérot)
Groningen, NL)					from 15 to 35 um
------------------------------------------------------------------------------------------------------------------------------------------
LWS		Long-		43 - 196.7	200 (Grating) and	1'.65		Grating and two		Grating mode: (3)
(P. Clegg,	wavelength			10^4 (Fabry-Pérot)	diameter	Fabry-Pérot		3 x 10^-16 Wm^-2 at 65 um
Queen Mary and	spectrometer			across			aperture	interferometers		10^-16 Wm^-2 at 100 um
Westfield College,				wavelength							3 x 10^-17 Wm^-2 at 160 um
London, UK)					range

(1) Perault et al., in ``Infrared Spaceborne Remote Sensing", SPIE Conference July 1993, San Diego, CA.

(2) ``Scientific Capability of the ISO Payload", Issue 1.0, ESA document ISO-55D-8805, Nov 1991.

(3) Emery et al., in ``Infrared Spaceborne Remote Sensing", SPIE Conference July 1993, San Diego, CA.


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