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| G263.5-02.7
Common Name: Vela Pulsar Distance: 0.25kpc(Cha et al. 1999, ApJ 515, L25)Position of Central Source (J2000): ( 08 35 20.6, -45 10 34.8 )X-ray size: 1.6 x 1.6Description: Central pulsar, PWN with lobes and opposed jets | |
| Not available | 
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Radio | X-Ray |
- Radio Images Page: not availabe
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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) | | 500265
| 2815
| "ACIS-235678"
| 27.0 | 27.0 | 2001-12-04 | ( 08 35 20.7, -45 10 36.0 ) |
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 | Exposureuf => Exposure time of unfiltered event file
Exposuref => Exposure time of filtered event file | |
| The whole PWN is covered by chip ACIS-S3(CCD_ID=7). The shell of the Vela remnant has diameter = 8 degrees and is completely outside the field of view.Central source (the Vela Pulsar) shows Pile Up .Image of pulsar greatly distorted by pileup.There is a Trailed Image of the central source.
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| Chandra Event File
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 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.) | | 2815 | 29.1 MB | 15.8 MB | 0.0 MB |
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| Chandra Counts and Fluxes
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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 | 2.489e+05 | 9.230e+00 | 8.41e-11 | 8.87e-11 | 6.60e+32 |
| 0.3 - 2.1 | 1.906e+05 | 7.070e+00 | 2.79e-11 | 3.24e-11 | 2.41e+32 |
| 2.1 - 10.0 | 5.874e+04 | 2.178e+00 | 5.63e-11 | 5.64e-11 | 4.20e+32 |
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| NH = 0.0(1022 cm-2) Assumed distance: 0.25kpc (Cha et al. 1999, ApJ 515, L25) |
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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 | | 2815 | |
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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 | |
| Pavlov et al. 2001, ApJ, 552L, 129 : Chandra PWN Pavlov et al. 2003, ApJ, 591, 1157 : Chandra jet
