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Tartarus Home Tartarus at Imperial College London ASCA Sequence List
71038020 3C 273.0
DETECTED

Object Information and Products

Object name : 3C 273.0
RA (J2000) : 12 29 06.70
Dec (J2000) : +02 03 08.0
Detection significance : 1522.83 sigma
Download Products (Full description of products)
All 71038020_v3.1_all.tar.gz Description
Imaging 71038020_v3.1_image.tar.gz Description
Spectral 71038020_v3.1_spectral.tar.gz Description
Timing 71038020_v3.1_timing.tar.gz Description


Observing Times
Elapsed (s) Exposure (s)
SIS0 19680 10861
SIS1 19680 10687
GIS2 19696 11774
GIS3 19694 11770

Observation Information

Sequence : 71038020
ASCA object name : 3C273
Start date : 23 Dec 1993
Start time : 23:03:14
Start MJD : 49344.96059
SIS clocking mode : 1 CCD
SIS data mode : BRIGHT2
GIS3 channels : 1024
Event threshold : The effective event threshold is constant.
Link to official ASCA Data Facility processing page


GIS Sky Images and Veron 2001 Objects

GIS2 Detection Image GIS Rebinned Image Veron Objects
GIS2 image with detection regions Binned GIS image with nominal RA/Dec Smoothed GIS image with Veron objects and centroid
jpeg gif jpeg gif jpeg gif


Veron Name
(with NED link) 		RA (J2000) Dec (J2000) Redshift Type
3C 273.0 12 29 06.70 +02 03 08.0 0.158 SEYFERT TYPE 1
1E 1227+024 12 29 53.30 +02 08 06.0 0.57 QSO
12275+024 12 30 08.70 +02 12 13.0 2 QSO
Link to all NED objects in GIS field-of-view


Detector Images, Extraction Regions and Counts

Detector Detector Images Source
Region
Counts 		Scaled
Background
Counts 		Background
Subtracted
Counts 		Background
Subtracted
Rate
Unsmoothed Smoothed (counts) (counts) (counts) (counts s-1)
SIS0 Unsmoothed SIS0 detector image
jpeg gif 		Smooothed SIS0 detector image
jpeg gif 		53610 2613.2 50996.8 4.70e+00
SIS1 Unsmoothed SIS1 detector image
jpeg gif 		Smooothed SIS1 detector image
jpeg gif 		42870 1749.6 41120.4 3.85e+00
GIS2 Unsmoothed GIS2 detector image
jpeg gif 		Smooothed GIS2 detector image
jpeg gif 		31746 956.9 30789.1 2.62e+00
GIS3 Unsmoothed GIS3 detector image
jpeg gif 		Smooothed GIS3 detector image
jpeg gif 		36211 907.2 35303.8 3.00e+00


Spectral Fitting Results

Energy
Band 		Spectrum NH Photon
Index 		Red. Chi2
/ DOF 		Prob. to
Exceed 		SIS0 Flux
(cm-2) (erg cm-2 s-1)
Full Full-band spectral fit no absorption Unabsorbed
Model 		1.51 1.29 / 349 2.09e-04 2.03e-10
Full Full-band spectral fit with absorption 3.04e+20 1.56 1.16 / 348 2.26e-02 1.98e-10
Soft Soft-band spectral fit no absorption Unabsorbed
Model 		1.44 1.43 / 131 8.22e-04 5.83e-11
Soft Soft-band spectral fit with absorption 3.49e+20 1.59 1.35 / 130 4.51e-03 5.74e-11
Hard Hard-band spectral fit no absorption Unabsorbed
Model 		1.54 0.99 / 209 5.29e-01 1.43e-10
Hard Hard-band spectral fit with absorption 0.00e+00 1.54 0.99 / 208 5.10e-01 1.43e-10
Galactic NH 1.79e+20


Light Curve

Full-band SIS light curve Combined SIS0 + SIS1 0.5-10 keV light curve


Log File and Warnings

Log file

2005.07.08.12:46.71038020.seq

Warnings

No warnings

Missing products

All products are available


Previous Sequence
71038010
Next Sequence
71038030


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    Last Updated: Monday, 25-Jul-2005 14:58:46 EDT