Product Summary

Attributes

Image Products >> Product Log >> Attributes

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	02-Nov-2004
Product Creation Time	22:12:15
User	eisdata
Session	70206
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-12
Field	WR_46
Passband	B
Total Exposure Time (seconds)	1800

General Properties

Right Ascension (decimal degrees)	181.3241
Declination (decimal degrees)	-62.0454
Galactic Longitude, l	297.5544
Galactic Latitude, b	0.3437
Total Exposure Time (seconds)	1800
Number of Contributing Frames	3
First Contributing Frame MJD	52726.098
Lsat Contributing Frame MJD	52726.1144
First Contributing Frame Civil Date	2003-03-28
Last Contributing Frame Civil Date	2003-03-28
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	4443.4
Effective Non-linearity	N/A
Effective Saturation	N/A
Area of maximum overlap in stacked image (arcmin2)	1041.6
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	26.8	26.05	25.61	25.3	25.06
2.0	25.4	24.64	24.2	23.89	23.65
3.0	24.76	24.0	23.56	23.25	23.01
4.0	24.08	23.33	22.89	22.58	22.34
5.0	23.41	22.66	22.21	21.9	21.66
6.0	23.36	22.61	22.17	21.86	21.61

PSF

Measured Seeing (arcsec)	1.087
Measured Seeing (pixels)	4.566
PSF Distortion along X-axis (E-W), e1	0.001
PSF Distortion along Y-axis (N-S), e2	-0.007
PSF Distortion rms	0.082

Pixel Distribution

Mean Count (ADU)	0.611
Standard Deviation of Count (ADU)	9.648
Mean Sigma-Clipped Background Count (ADU)	-0.003
Standard Deviation of Sigma-Clipped Background Count (ADU)	0.031

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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	22:12:15
User	eisdata
Session	70206
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-12
Field	WR_46
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	1.26
Mean Seeing of Contributing Frames (arcsec)	1.077
Mean of rms PSF Distortions of Contributing Frames	0.072
Mean Sky Brightness of Contributing Frames (magnitudes/arcsec2)	21.75

Frames in SB: Observations

#	R.A.	Dec.	Passband	MJD	Civil Date	Airmass	Total Exposure Time
1	181.33054	-62.05141	B	52726.098009	2003-03-28	1.27804572129	359.9177
2	181.29037	-62.04563	B	52726.1034694	2003-03-28	1.26127987975	719.835
3	181.35148	-62.03919	B	52726.1143938	2003-03-28	1.24221146979	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	B
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	1.06	0.075	21.51	N/A
2	1.05	0.07	21.52	N/A
3	1.12	0.071	21.52	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	24.69	0.035	0.182	0.0347
2	52725.667	2003-03-27	N/A	24.69	0.035	0.182	0.0347
3	52725.667	2003-03-27	N/A	24.69	0.035	0.182	0.0347

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	2792.0	4534.0	181.5	-62.0
2	TAN	DEFAULT	GSC2.2	2649.0	4712.0	181.5	-62.0
3	TAN	DEFAULT	GSC2.2	3082.0	4615.0	181.5	-62.0

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