Product Summary

Attributes

Image Products >> Product Log >> Attributes

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	15-Nov-2004
Product Creation Time	20:36:34
User	eisdata
Session	71095
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-09
Field	Q1246-057
Passband	V
Total Exposure Time (seconds)	4839

General Properties

Right Ascension (decimal degrees)	192.3114
Declination (decimal degrees)	-5.9849
Galactic Longitude, l	301.9353
Galactic Latitude, b	56.8828
Total Exposure Time (seconds)	4839
Number of Contributing Frames	3
First Contributing Frame MJD	52729.2916
Lsat Contributing Frame MJD	52731.2641
First Contributing Frame Civil Date	2003-03-31
Last Contributing Frame Civil Date	2003-04-02
Interval between First/Last Contributing Frames (days)	1.97
Number of Photometric Contributing Frames	3
Number of Rejected Frames	0
Number of Stacked Frames	3
Effective Gain	11067.6
Effective Non-linearity	N/A
Effective Saturation	N/A
Area of maximum overlap in stacked image (arcmin2)	1081.9
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	27.27	26.51	26.07	25.76	25.52
2.0	25.96	25.21	24.77	24.46	24.21
3.0	25.35	24.59	24.15	23.84	23.6
4.0	25.65	24.9	24.46	24.15	23.9
5.0	23.71	22.96	22.52	22.21	21.96
6.0	24.81	24.05	23.61	23.3	23.06

PSF

Measured Seeing (arcsec)	0.832
Measured Seeing (pixels)	3.494
PSF Distortion along X-axis (E-W), e1	-0.011
PSF Distortion along Y-axis (N-S), e2	0.009
PSF Distortion rms	0.031

Pixel Distribution

Mean Count (ADU)	0.042
Standard Deviation of Count (ADU)	2.037
Mean Sigma-Clipped Background Count (ADU)	-0.001
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	15-Nov-2004
Product Creation Time	20:36:34
User	eisdata
Session	71095
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-09
Field	Q1246-057
Passband	V
Total Exposure Time (seconds)	4839

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	1.31
Mean Seeing of Contributing Frames (arcsec)	0.947
Mean of rms PSF Distortions of Contributing Frames	0.105
Mean Sky Brightness of Contributing Frames (magnitudes/arcsec2)	20.91

Frames in SB: Observations

#	R.A.	Dec.	Passband	MJD	Civil Date	Airmass	Total Exposure Time
1	192.30752	-5.98864	V	52729.2916039	2003-03-31	1.29014926942	1319.7524
2	192.31662	-5.97758	V	52729.3109989	2003-03-31	1.40667422255	1319.7525
3	192.31012	-5.98859	V	52731.2641123	2003-04-02	1.22391812839	2199.5873

Frames in SB: Properties

#	Instrument	Filter	Pixel Scale	NDIT	Astrometric System	Photometric Flag	Visual Flag	Automatic Flag
1	WFI	#843	0.238	3	GSC2.2	PHOTOM	B
2	WFI	#843	0.238	3	GSC2.2	PHOTOM	B
3	WFI	#843	0.238	5	GSC2.2	PHOTOM	B

Frames in SB: Attributes

#	Seeing (arcsec)	PSF Distortion (rms)	Sky Brightness (magnitudes/arcsec2)	Limiting magnitude (5 sigma - 2 arcsec)
1	1.13	0.108	20.81	N/A
2	0.99	0.108	20.7	N/A
3	0.72	0.1	20.79	N/A

Frames in SB: Photometry (Vega)

#	MJD.	Civil Date	Solution Type	Zeropoint	Zp error	Extinction	Chi2
1	52728.667	2003-03-30	N/A	24.1	0.002	0.114	0.0192
2	52728.667	2003-03-30	N/A	24.1	0.002	0.114	0.0192
3	52730.667	2003-04-01	N/A	24.1	0.007	0.111	0.0192

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	1082.0	3799.0	192.5	-6.0
2	TAN	DEFAULT	GSC2.2	1370.0	3710.0	192.5	-6.0
3	TAN	DEFAULT	GSC2.2	1404.0	3815.0	192.5	-6.0

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Calibration

Comparison

QC Parameters