Product Summary

Attributes

Image Products >> Product Log >> Attributes

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	15-Nov-2004
Product Creation Time	23:12:58
User	eisdata
Session	71094
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-09
Field	Q1246-057
Passband	B
Total Exposure Time (seconds)	1800

General Properties

Right Ascension (decimal degrees)	192.3059
Declination (decimal degrees)	-5.9827
Galactic Longitude, l	301.9251
Galactic Latitude, b	56.885
Total Exposure Time (seconds)	1800
Number of Contributing Frames	3
First Contributing Frame MJD	52731.2347
Lsat Contributing Frame MJD	52731.2516
First Contributing Frame Civil Date	2003-04-02
Last Contributing Frame Civil Date	2003-04-02
Interval between First/Last Contributing Frames (days)	0.02
Number of Photometric Contributing Frames	3
Number of Rejected Frames	0
Number of Stacked Frames	3
Effective Gain	4088.1
Effective Non-linearity	N/A
Effective Saturation	N/A
Area of maximum overlap in stacked image (arcmin2)	1042.7
Fraction of instrument FOV of area of stacked image with maximum overlap	0.9

Aperture Limiting Magnitudes

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

1.0	27.38	26.62	26.18	25.87	25.63
2.0	26.43	25.68	25.24	24.92	24.68
3.0	25.56	24.81	24.37	24.06	23.82
4.0	25.1	24.35	23.9	23.59	23.35
5.0	24.52	23.77	23.33	23.01	22.77
6.0	25.02	24.27	23.83	23.51	23.27

PSF

Measured Seeing (arcsec)	0.937
Measured Seeing (pixels)	3.939
PSF Distortion along X-axis (E-W), e1	0.011
PSF Distortion along Y-axis (N-S), e2	0.008
PSF Distortion rms	0.045

Pixel Distribution

Mean Count (ADU)	0.038
Standard Deviation of Count (ADU)	2.177
Mean Sigma-Clipped Background Count (ADU)	-0.001
Standard Deviation of Sigma-Clipped Background Count (ADU)	0.018

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Stack Blocks

Image Products >> Product Log >> Stack Blocks

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	15-Nov-2004
Product Creation Time	23:12:58
User	eisdata
Session	71094
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-09
Field	Q1246-057
Passband	B
Total Exposure Time (seconds)	1800

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	1.13
Mean Seeing of Contributing Frames (arcsec)	0.883
Mean of rms PSF Distortions of Contributing Frames	0.125
Mean Sky Brightness of Contributing Frames (magnitudes/arcsec2)	21.86

Frames in SB: Observations

#	R.A.	Dec.	Passband	MJD	Civil Date	Airmass	Total Exposure Time
1	192.30928	-5.98859	B	52731.2347169	2003-04-02	1.11291244712	359.9175
2	192.28976	-5.98257	B	52731.240376	2003-04-02	1.12698491553	719.8349
3	192.31854	-5.97693	B	52731.251615	2003-04-02	1.15070306358	719.8351

Frames in SB: Properties

#	Instrument	Filter	Pixel Scale	NDIT	Astrometric System	Photometric Flag	Visual Flag	Automatic Flag
1	WFI	#878	0.238	1	GSC2.2	PHOTOM	A
2	WFI	#878	0.238	2	GSC2.2	PHOTOM	A
3	WFI	#878	0.238	2	GSC2.2	PHOTOM	B

Frames in SB: Attributes

#	Seeing (arcsec)	PSF Distortion (rms)	Sky Brightness (magnitudes/arcsec2)	Limiting magnitude (5 sigma - 2 arcsec)
1	0.82	0.137	21.74	N/A
2	0.9	0.116	21.73	N/A
3	0.93	0.123	21.7	N/A

Frames in SB: Photometry (Vega)

#	MJD.	Civil Date	Solution Type	Zeropoint	Zp error	Extinction	Chi2
1	52730.667	2003-04-01	N/A	24.64	0.012	0.122	0.0391
2	52730.667	2003-04-01	N/A	24.64	0.012	0.122	0.0391
3	52730.667	2003-04-01	N/A	24.64	0.012	0.122	0.0391

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	1091.0	3638.0	192.5	-6.0
2	TAN	DEFAULT	GSC2.2	944.0	3812.0	192.5	-6.0
3	TAN	DEFAULT	GSC2.2	1380.0	3724.0	192.5	-6.0

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Calibration

Comparison

QC Parameters