Product Summary

Attributes

Image Products >> Product Log >> Attributes

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	02-Nov-2004
Product Creation Time	20:21:28
User	eisdata
Session	70208
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-09
Field	Q1246-057
Passband	I
Total Exposure Time (seconds)	8998

General Properties

Right Ascension (decimal degrees)	192.3084
Declination (decimal degrees)	-5.9888
Galactic Longitude, l	301.9299
Galactic Latitude, b	56.8789
Total Exposure Time (seconds)	8998
Number of Contributing Frames	3
First Contributing Frame MJD	52728.2396
Lsat Contributing Frame MJD	52731.2996
First Contributing Frame Civil Date	2003-03-30
Last Contributing Frame Civil Date	2003-04-02
Interval between First/Last Contributing Frames (days)	3.06
Number of Photometric Contributing Frames	3
Number of Rejected Frames	0
Number of Stacked Frames	3
Effective Gain	18631.4
Effective Non-linearity	N/A
Effective Saturation	N/A
Area of maximum overlap in stacked image (arcmin2)	1119.3
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	26.743	25.993	25.553	25.233	24.993
2.0	25.713	24.963	24.523	24.213	23.963
3.0	24.963	24.213	23.773	23.453	23.213
4.0	24.523	23.773	23.333	23.023	22.773
5.0	23.853	23.093	22.653	22.343	22.103
6.0	23.563	22.803	22.363	22.053	21.813

PSF

Measured Seeing (arcsec)	0.835
Measured Seeing (pixels)	3.507
PSF Distortion along X-axis (E-W), e1	-0.015
PSF Distortion along Y-axis (N-S), e2	0.005
PSF Distortion rms	0.042

Pixel Distribution

Mean Count (ADU)	0.047
Standard Deviation of Count (ADU)	2.289
Mean Sigma-Clipped Background Count (ADU)	-0.002
Standard Deviation of Sigma-Clipped Background Count (ADU)	0.014

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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	20:21:28
User	eisdata
Session	70208
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-09
Field	Q1246-057
Passband	I
Total Exposure Time (seconds)	8998

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	1.24
Mean Seeing of Contributing Frames (arcsec)	0.92
Mean of rms PSF Distortions of Contributing Frames	0.104
Mean Sky Brightness of Contributing Frames (magnitudes/arcsec2)	19.1

Frames in SB: Observations

#	R.A.	Dec.	Passband	MJD	Civil Date	Airmass	Total Exposure Time
1	192.30812	-5.98862	I	52728.2395657	2003-03-30	1.15233939497	2999.1678
2	192.30803	-5.98875	I	52731.1751894	2003-04-02	1.09283512806	2999.1687
3	192.30897	-5.98904	I	52731.2995838	2003-04-02	1.47734330753	2999.1713

Frames in SB: Properties

#	Instrument	Filter	Pixel Scale	NDIT	Astrometric System	Photometric Flag	Visual Flag	Automatic Flag
1	WFI	#879	0.238	10	GSC2.2	PHOTOM	B
2	WFI	#879	0.238	10	GSC2.2	PHOTOM	B
3	WFI	#879	0.238	10	GSC2.2	PHOTOM	B

Frames in SB: Attributes

#	Seeing (arcsec)	PSF Distortion (rms)	Sky Brightness (magnitudes/arcsec2)	Limiting magnitude (5 sigma - 2 arcsec)
1	1.39	0.104	19.4	N/A
2	0.56	0.114	19.12	N/A
3	0.81	0.093	18.76	N/A

Frames in SB: Photometry (Vega)

#	MJD.	Civil Date	Solution Type	Zeropoint	Zp error	Extinction	Chi2
1	52727.667	2003-03-29	N/A	23.32	0.003	0.02	0.0524
2	52730.667	2003-04-01	N/A	23.34	0.015	0.035	0.0127
3	52730.667	2003-04-01	N/A	23.34	0.015	0.035	0.0127

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	1356.0	3710.0	192.5	-6.0
2	TAN	DEFAULT	GSC2.2	1399.0	3757.0	192.5	-6.0
3	TAN	DEFAULT	GSC2.2	1387.0	3749.0	192.5	-6.0

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