Product Summary

Attributes

Image Products >> Product Log >> Attributes

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	02-Nov-2004
Product Creation Time	22:27:33
User	eisdata
Session	70206
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-12
Field	WR_46
Passband	R
Total Exposure Time (seconds)	4899

General Properties

Right Ascension (decimal degrees)	181.3231
Declination (decimal degrees)	-62.0561
Galactic Longitude, l	297.5558
Galactic Latitude, b	0.3331
Total Exposure Time (seconds)	4899
Number of Contributing Frames	3
First Contributing Frame MJD	52726.1675
Lsat Contributing Frame MJD	52726.239
First Contributing Frame Civil Date	2003-03-28
Last Contributing Frame Civil Date	2003-03-28
Interval between First/Last Contributing Frames (days)	0.07
Number of Photometric Contributing Frames	3
Number of Rejected Frames	0
Number of Stacked Frames	3
Effective Gain	10707.7
Effective Non-linearity	N/A
Effective Saturation	N/A
Area of maximum overlap in stacked image (arcmin2)	1076.2
Fraction of instrument FOV of area of stacked image with maximum overlap	1.0

Aperture Limiting Magnitudes

Aperture (arcsec)	1 sigma	2 sigma	3 sigma	4 sigma	5 sigma

1.0	26.23	25.48	25.04	24.73	24.49
2.0	24.27	23.51	23.07	22.76	22.52
3.0	23.55	22.8	22.36	22.05	21.8
4.0	23.05	22.29	21.85	21.54	21.3
5.0	22.09	21.33	20.89	20.58	20.34
6.0	21.9	21.15	20.71	20.4	20.15

PSF

Measured Seeing (arcsec)	0.641
Measured Seeing (pixels)	2.694
PSF Distortion along X-axis (E-W), e1	0.009
PSF Distortion along Y-axis (N-S), e2	-0.001
PSF Distortion rms	0.11

Pixel Distribution

Mean Count (ADU)	0.897
Standard Deviation of Count (ADU)	7.814
Mean Sigma-Clipped Background Count (ADU)	-0.006
Standard Deviation of Sigma-Clipped Background Count (ADU)	0.049

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Stack Blocks

Image Products >> Product Log >> Stack Blocks

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	02-Nov-2004
Product Creation Time	22:27:33
User	eisdata
Session	70206
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-12
Field	WR_46
Passband	R
Total Exposure Time (seconds)	4899

Stack Blocks (SB)

Number of Original Frames Input	3
Number of Photometric Frames	3
Number of Rejected Frames	0
Number of Stacked Frames	3
Mean Airmass of Contributing Frames	1.22
Mean Seeing of Contributing Frames (arcsec)	0.71
Mean of rms PSF Distortions of Contributing Frames	0.11
Mean Sky Brightness of Contributing Frames (magnitudes/arcsec2)	20.35

Frames in SB: Observations

#	R.A.	Dec.	Passband	MJD	Civil Date	Airmass	Total Exposure Time
1	181.32979	-62.05144	R	52726.1674833	2003-03-28	1.19088789159	1399.8337
2	181.33024	-62.0523	R	52726.2202242	2003-03-28	1.2116121293	1399.8326
3	181.30935	-62.0646	R	52726.2390261	2003-03-28	1.24269970899	2099.7507

Frames in SB: Properties

#	Instrument	Filter	Pixel Scale	NDIT	Astrometric System	Photometric Flag	Visual Flag	Automatic Flag
1	WFI	#844	0.238	2	GSC2.2	PHOTOM	B
2	WFI	#844	0.238	2	GSC2.2	PHOTOM	B
3	WFI	#844	0.238	3	GSC2.2	PHOTOM	B

Frames in SB: Attributes

#	Seeing (arcsec)	PSF Distortion (rms)	Sky Brightness (magnitudes/arcsec2)	Limiting magnitude (5 sigma - 2 arcsec)
1	0.57	0.125	20.21	N/A
2	0.72	0.109	20.29	N/A
3	0.84	0.097	20.27	N/A

Frames in SB: Photometry (Vega)

#	MJD.	Civil Date	Solution Type	Zeropoint	Zp error	Extinction	Chi2
1	52725.667	2003-03-27	N/A	24.39	0.02	0.079	0.02
2	52725.667	2003-03-27	N/A	24.39	0.02	0.079	0.02
3	52725.667	2003-03-27	N/A	24.39	0.02	0.079	0.02

Frames in SB: Astrometry

#	Projection	Orientation	Astrometric Reference Catalogue	Reference Pixel: X	Reference Pixel: Y	Reference Pointing: Right Ascension	Reference Pointing: Declination
1	TAN	DEFAULT	GSC2.2	2770.0	4551.0	181.5	-62.0
2	TAN	DEFAULT	GSC2.2	2767.0	4562.0	181.5	-62.0
3	TAN	DEFAULT	GSC2.2	3055.0	4741.0	181.5	-62.0

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