Product Summary

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Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	15-Nov-2004
Product Creation Time	22:47:44
User	eisdata
Session	71094
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-08
Field	NGC4666
Passband	I
Total Exposure Time (seconds)	8998

Associated Catalog

Product Type	Single Passband Catalog
Product Name	N/A

Summary at-a-glance

Instrument	WFI
ESO Filter#	#879
Right Ascension (hh:mm:ss.s)	12:45:09.1
Declinaton (dd:mm:ss.s)	000:27:37
Interval between First/Last Contributing Frames (days)	3.02
Airmass	0.0
Final Pixel Scale of Product	0.24
Measured Seeing (arcsec)	0.79
PSF Distortion (rms)	0.05

Astrometry/Reference Grid

Projection	TAN
Orientation (default is North up; East left)	DEFAULT
Astrometric System	GSC2.2
Reference Pixel: X	8651.0
Reference Pixel: Y	-4251.0

Photometry

Number of nights with independent zeropoints	1
Zeropoint of Product (Vega magnitudes)	23.32
Zeropoint Error (Zp error)	0.028

Attributes

Image Products >> Product Log >> Attributes

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	15-Nov-2004
Product Creation Time	22:47:44
User	eisdata
Session	71094
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-08
Field	NGC4666
Passband	I
Total Exposure Time (seconds)	8998

General Properties

Right Ascension (decimal degrees)	191.2881
Declination (decimal degrees)	-0.4604
Galactic Longitude, l	299.5431
Galactic Latitude, b	62.3703
Total Exposure Time (seconds)	8998
Number of Contributing Frames	3
First Contributing Frame MJD	52729.1822
Lsat Contributing Frame MJD	52732.1978
First Contributing Frame Civil Date	2003-03-31
Last Contributing Frame Civil Date	2003-04-03
Interval between First/Last Contributing Frames (days)	3.02
Number of Photometric Contributing Frames	1
Number of Rejected Frames	0
Number of Stacked Frames	3
Effective Gain	17412.3
Effective Non-linearity	N/A
Effective Saturation	N/A
Area of maximum overlap in stacked image (arcmin²)	1114.9
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	26.94	26.18	25.74	25.43	25.19
2.0	26.07	25.32	24.88	24.56	24.32
3.0	25.35	24.6	24.16	23.85	23.61
4.0	24.41	23.65	23.21	22.9	22.66
5.0	24.37	23.61	23.17	22.86	22.62
6.0	24.23	23.48	23.04	22.73	22.48

PSF

Measured Seeing (arcsec)	0.794
Measured Seeing (pixels)	3.337
PSF Distortion along X-axis (E-W), e₁	0.004
PSF Distortion along Y-axis (N-S), e₂	-0.007
PSF Distortion rms	0.052

Pixel Distribution

Mean Count (ADU)	0.023
Standard Deviation of Count (ADU)	1.423
Mean Sigma-Clipped Background Count (ADU)	-0.001
Standard Deviation of Sigma-Clipped Background Count (ADU)	0.012

Stack Blocks

Image Products >> Product Log >> Stack Blocks

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	15-Nov-2004
Product Creation Time	22:47:44
User	eisdata
Session	71094
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-08
Field	NGC4666
Passband	I
Total Exposure Time (seconds)	8998

Stack Blocks (SB)

Number of Original Frames Input	3
Number of Photometric Frames	1
Number of Rejected Frames	0
Number of Stacked Frames	3
Mean Airmass of Contributing Frames	1.15
Mean Seeing of Contributing Frames (arcsec)	0.81
Mean of rms PSF Distortions of Contributing Frames	0.053
Mean Sky Brightness of Contributing Frames (magnitudes/arcsec²)	19.08

Frames in SB: Observations

#	R.A.	Dec.	Passband	MJD	Civil Date	Airmass	Total Exposure Time
1	191.28715	-0.46064	I	52729.1822374	2003-03-31	1.1453097391	2999.1705
2	191.28715	-0.46054	I	52732.1489978	2003-04-03	1.15914074922	2999.1696
3	191.28997	-0.45987	I	52732.1978434	2003-04-03	1.15833339922	2999.1699

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	A
2	WFI	#879	0.238	10	GSC2.2	-	A
3	WFI	#879	0.238	10	GSC2.2	-	A

Frames in SB: Attributes

#	Seeing (arcsec)	PSF Distortion (rms)	Sky Brightness (magnitudes/arcsec²)	Limiting magnitude (5 sigma - 2 arcsec)
1	0.73	0.053	19.36	N/A
2	0.88	0.053	18.93	N/A
3	0.82	0.053	19.07	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	23.32	0.003	0.028	0.0276
2	52731.667	2003-04-02	N/A	23.4	-3.0	0.462	0.085
3	52731.667	2003-04-02	N/A	23.4	-3.0	0.462	0.085

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	8651.0	-4251.0	191.0	-1.0
2	TAN	DEFAULT	GSC2.2	8650.0	-4280.0	191.0	-1.0
3	TAN	DEFAULT	GSC2.2	8644.0	-4283.0	191.0	-1.0

Calibration

Image Products >> Product Log >> Calibration

Product Identification

Real User	Lisbeth Fogh Olsen
Product Creation Date	15-Nov-2004
Product Creation Time	22:47:44
User	eisdata
Session	71094
Process	5000010
Product Type	stack
Survey	XMM
Telescope	MPI-2.2
Instrument	WFI
Region	XMM-08
Field	NGC4666
Passband	I
Total Exposure Time (seconds)	8998

USNO x GSC2

Catalog	Symbol	Number of Objects	Brightest Magnitude	Faintest Magnitude
GSC2	Blue cross	483	9.7	19.5
USNO	Blue boxes	555	9.6	19.4

Night Solutions

#	Airmass	Zeropoint	Zp error	Extinction	Chi²	Flux Scale
1	1.15	23.32	0.0	0.03	0.028	1.0

Image Products: Calibration: Stack Non-Photometric...

#	Airmass	Zeropoint	Zp error	Extinction	Chi²	Flux Scale
2	1.16	23.4	-3.0		1.04
3	1.16	23.4	-3.0		1.03

Relative Photometry

Overlap Information

Number of Fields	1
Number of Overlaps	2

Magnitude differences in overlaps

Overlap ID	Fields	Number of Objects	Magnitude Difference	Standard deviation	Area
1	1,2	586	-0.019	0.118	23.04

Distribution of Magnitude Differences: Tij

Mean Magnitude Difference	-0.019
Standard Deviation	0.0

Product Summary

Attributes

Stack Blocks

Calibration

Comparison

QC Parameters