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G057.5-00.2

  • Common Name: PSR B1937+21
  • Distance: 8kpc( )
  • Position of Central Source (J2000): ( 19 39 38.6, 21 34 59.4 )
  • X-ray size: point source
  • Description: radio pulsar
Not available5516/work/tr2.jpg
RadioX-Ray


Summary of Chandra Observations

SequenceObs. IDDetectors UsedExposure uf
(ks)		Exposure f
(ks)		Date
Observed		Aimpoint (J2000)
(RA, Dec)
500510 5516 ACIS-235678 49.7 49.2 2005-06-28 ( 19 39 38.6, 21 34 59.1 )


Exposureuf => Exposure time of unfiltered event file
Exposuref => Exposure time of filtered event file
  • radio millisecond pulsar
  • period = 1.557 ms
  • fastest known pulsar

Chandra Event File

Click left mouse button on hyperlink below to download file
Obs. IDEvent 2 FITS File
(un-filtered)		Event 2 FITS File
(filtered)		AUX file
(asol, badpix etc.)
5516 23.1 MB 7.3 MB 12.8 MB


Chandra Counts and Fluxes

RegionEnergy Range
(keV)		Signal
(counts)		Rate
(counts s-1)		FabsX
(ergs cm-2s-1)		FX
(ergs cm-2s-1)		LX
(ergs s-1)
0.3 - 10.0 6.061e+02 1.233e-02 2.79e-13 3.63e-13 2.77e+33
0.3 - 2.1 1.933e+02 3.930e-03 1.94e-14 8.53e-14 6.50e+32
2.1 - 10.0 4.358e+02 8.863e-03 2.60e-13 2.78e-13 2.12e+33


NH = 1.1(1022 cm-2) Assumed distance: 8kpc ( )

Chandra Images



Chandra Spectra



Other Wavelengths



Compact Sources

Obs. IDPosition (J2000)SizeNet CountCount rateNote
5516
( 19 39 38.6, 21 34 59.4 ) < 1.0" 609.0 1.22e-02 pulsar


  1. 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.


References



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Chandra Supernova Remnant Catalog
Main Page | Galactic SNR | Magellanic Cloud SNR
True Color Image Gallery: Galactic SNR | Magellanic Cloud SNR