+ NASA Homepage
+ Sciences & Exploration Directorate
+ Exploration of the Universe Division
SEARCH THE UNIVERSE
... this could take a while...
Tartarus Home
Tartarus at Imperial College London
ASCA
Sequence List
73072000
MRK 348
DETECTED
Object Information and Products
Object name
:
MRK 348
RA (J2000)
:
00 48 47.20
Dec (J2000)
:
+31 57 25.0
Detection significance
:
63.94 sigma
Download Products
(Full description of products)
All
73072000_v3.1_all.tar.gz
Description
Imaging
73072000_v3.1_image.tar.gz
Description
Spectral
73072000_v3.1_spectral.tar.gz
Description
Timing
73072000_v3.1_timing.tar.gz
Description
Observing Times
Elapsed (s)
Exposure (s)
SIS0
100768
43837
SIS1
100768
43261
GIS2
100639
45520
GIS3
100639
45489
Observation Information
Sequence
:
73072000
ASCA object name
:
MRK_348
Start date
:
04 Aug 1995
Start time
:
08:16:51
Start MJD
:
49933.34504
SIS clocking mode
:
1 CCD
SIS data mode
:
BRIGHT
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
jpeg
gif
jpeg
gif
jpeg
gif
Veron Name
(with NED link)
RA (J2000)
Dec (J2000)
Redshift
Type
MARK 348
00 48 47.20
+31 57 25.0
0.014
SEYFERT TYPE 1
NGC 266
00 49 48.00
+32 16 40.0
0.015
LINER
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
jpeg
gif
jpeg
gif
2352
812.2
1539.8
3.51e-02
SIS1
jpeg
gif
jpeg
gif
1998
728.7
1269.3
2.93e-02
GIS2
jpeg
gif
jpeg
gif
2173
901.9
1271.1
2.79e-02
GIS3
jpeg
gif
jpeg
gif
2634
963.0
1671.0
3.67e-02
Spectral Fitting Results
Energy
Band
Spectrum
N
H
Photon
Index
Red. Chi
2
/ DOF
Prob. to
Exceed
SIS0 Flux
(cm
-2
)
(erg cm
-2
s
-1
)
Full
Unabsorbed
Model
-0.61
2.13 / 197
4.12e-18
5.87e-12
Full
8.91e+22
1.06
1.35 / 196
6.89e-04
4.49e-12
Soft
Unabsorbed
Model
1.23
0.84 / 61
8.17e-01
6.93e-14
Soft
0.00e+00
1.21
0.85 / 60
7.91e-01
6.97e-14
Hard
Unabsorbed
Model
-0.39
2.37 / 127
3.65e-16
5.52e-12
Hard
1.04e+23
1.24
1.28 / 126
1.76e-02
4.41e-12
Galactic N
H
5.86e+20
Light Curve
Combined SIS0 + SIS1 0.5-10 keV light curve
Log File and Warnings
Log file
2005.07.11.15:20.73072000.seq
Warnings
Some unscreened SIS events files were hidden
List of warnings in log file
Missing products
All products are available
Previous Sequence
73071000
Next Sequence
73073000
A service of the
Exploration of the Universe Division (EUD)
at
NASA's
GSFC
Astronomy Questions?
Ask an Astrophysicist
.
NASA-specific Questions? Try the
NASA Homepage
Download
helper applications
like Acrobat Reader.
+ Privacy Policy and Important Notices
Curator: Jane Turner
NASA Official: Phil Newman
Last Updated: Monday, 25-Jul-2005 15:05:46 EDT