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| G111.7-02.1
Common Name: Cas A Distance: 3.4kpc( Reed et al., 1995 )Position of Central Source (J2000): ( 23 23 28.0, 58 48 42.1 )X-ray size: 5.9'x5.5'Description: | |
| Not available | 
|
Radio | X-Ray |
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| Summary of Chandra Observations
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Sequence | Obs. ID | Detectors Used | Exposure uf
(ks) | Exposure f
(ks) | Date
Observed | Aimpoint (J2000)
(RA, Dec) | | 500001
| 114
| ACIS-7
| 49.9 | 49.9 | 2000-01-30 | ( 23 23 26.7, 58 49 03.0 ) |
|
 | Exposureuf => Exposure time of unfiltered event file
Exposuref => Exposure time of filtered event file | |
| The whole remnant is covered by chip ACIS-S3(CCD_ID=7)No background light-curve filtering was done
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| Chandra Event File
|
 Click left mouse button on hyperlink below to download file | |
Obs. ID | Event 2 FITS File
(un-filtered) | Event 2 FITS File
(filtered) | AUX file
(asol, badpix etc.) | | 114 | 506.4 MB | 506.4 MB | 13.3 MB |
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| Chandra Counts and Fluxes
|
Region | Energy Range
(keV) | Signal
(counts) | Rate
(counts s-1) | FabsX
(ergs cm-2s-1) | FX
(ergs cm-2s-1) | LX
(ergs s-1) | | total | 0.3 - 10.0 | 1.487e+07 | 2.978e+02 | 2.59e-09 | 2.06e-08 | 2.84e+37 |
| 0.3 - 2.1 | 1.122e+07 | 2.247e+02 | 1.07e-09 | 1.87e-08 | 2.58e+37 |
| 2.1 - 10.0 | 3.689e+06 | 7.389e+01 | 1.53e-09 | 1.89e-09 | 2.61e+36 |
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| NH = 1.5(1022 cm-2) Assumed distance: 3.4kpc ( Reed et al., 1995 ) |
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| Chandra Images
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| Images in Several Energy BandsTrue Color ImageEquivalent Width Map
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Chandra Spectra | |
| Spectra of Several Regions
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Other Wavelengths | |
| Survey Missions
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Compact Sources | |
Obs. ID | Position (J2000) | Size | Net Count | Count rate | Note | | 114 | |
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This list is not complete. Sources are obvious and usually within or close to the remnant. The size refers to the appearance of the source and can be larger for off-axis sources.
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References | |
| Gotthelf et al 2001, ApJ, 552L, 39 : Hughes et al. 2000, ApJ, 528L, 109 : Chandra Hwang et al 2001, ApJ, 560L, 175 : Reed et al. 1995, ApJ, 440, 706 : Optical Spectra
