Product Summary

Attributes

Image Products >> Product Log >> Attributes

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	02-Nov-2004
Product Creation Time	17:54:54
User	eisdata
Session	70208
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-01
Field	J0925.7-4758
Passband	V
Total Exposure Time (seconds)	6599

General Properties

Right Ascension (decimal degrees)	141.4614
Declination (decimal degrees)	-47.9651
Galactic Longitude, l	271.3616
Galactic Latitude, b	1.8982
Total Exposure Time (seconds)	6599
Number of Contributing Frames	3
First Contributing Frame MJD	52668.2026
Lsat Contributing Frame MJD	52672.3277
First Contributing Frame Civil Date	2003-01-29
Last Contributing Frame Civil Date	2003-02-02
Interval between First/Last Contributing Frames (days)	4.13
Number of Photometric Contributing Frames	3
Number of Rejected Frames	0
Number of Stacked Frames	3
Effective Gain	15551.6
Effective Non-linearity	N/A
Effective Saturation	N/A
Area of maximum overlap in stacked image (arcmin2)	1063.9
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	28.23	27.48	27.04	26.72	26.48
2.0	26.44	25.69	25.25	24.94	24.69
3.0	25.56	24.81	24.37	24.06	23.81
4.0	24.97	24.22	23.78	23.46	23.22
5.0	24.49	23.73	23.29	22.98	22.74
6.0	24.3	23.54	23.1	22.79	22.55

PSF

Measured Seeing (arcsec)	0.951
Measured Seeing (pixels)	3.996
PSF Distortion along X-axis (E-W), e1	-0.019
PSF Distortion along Y-axis (N-S), e2	-0.004
PSF Distortion rms	0.05

Pixel Distribution

Mean Count (ADU)	0.112
Standard Deviation of Count (ADU)	3.58
Mean Sigma-Clipped Background Count (ADU)	-0.002
Standard Deviation of Sigma-Clipped Background Count (ADU)	0.012

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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	17:54:54
User	eisdata
Session	70208
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-01
Field	J0925.7-4758
Passband	V
Total Exposure Time (seconds)	6599

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	1.16
Mean Seeing of Contributing Frames (arcsec)	0.967
Mean of rms PSF Distortions of Contributing Frames	0.061
Mean Sky Brightness of Contributing Frames (magnitudes/arcsec2)	21.41

Frames in SB: Observations

#	R.A.	Dec.	Passband	MJD	Civil Date	Airmass	Total Exposure Time
1	141.47131	-47.96223	V	52668.2026033	2003-01-29	1.05956707062	2199.587
2	141.47172	-47.96206	V	52672.2932327	2003-02-02	1.15964285847	2199.5875
3	141.44118	-47.97103	V	52672.3276766	2003-02-02	1.27347573422	2199.5874

Frames in SB: Properties

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

Frames in SB: Attributes

#	Seeing (arcsec)	PSF Distortion (rms)	Sky Brightness (magnitudes/arcsec2)	Limiting magnitude (5 sigma - 2 arcsec)
1	1.07	0.054	21.39	N/A
2	0.89	0.065	21.12	N/A
3	0.94	0.065	21.19	N/A

Frames in SB: Photometry (Vega)

#	MJD.	Civil Date	Solution Type	Zeropoint	Zp error	Extinction	Chi2
1	52667.625	2003-01-28	N/A	23.99	0.032	0.153	0.0319
2	52671.625	2003-02-01	N/A	24.05	0.028	0.153	0.0277
3	52671.625	2003-02-01	N/A	24.05	0.028	0.153	0.0277

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	3939.0	3482.0	141.5	-48.0
2	TAN	DEFAULT	GSC2.2	4010.0	3471.0	141.5	-48.0
3	TAN	DEFAULT	GSC2.2	3716.0	3602.0	141.5	-48.0

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