SIMBAD references

2002ApJ...568L..93W - Astrophys. J., 568, L93-L96 (2002/April-1)

A Chandra observation of GRO J1744-28: the bursting pulsar in quiescence.

WIJNANDS R. and WANG Q.D.

Abstract (from CDS):

We present a Chandra/Advanced CCD Imaging Spectrometer I-array observation of GRO J1744-28. We detected a source at a position of R.A.=17h44m33{fs}09, decl.=-28°44'27".0 (J2000.0; with a 1 σ error of ∼0".8), consistent with both ROSAT and interplanetary network localizations of GRO J1744-28 when it was in outburst. This makes it likely that we have detected the quiescent X-ray counterpart of GRO J1744-28. Our Chandra position demonstrates that the previously proposed infrared counterpart is not related to GRO J1744-28. The 0.5-10 keV luminosity of the source is (2-4)x1033 ergs.s–1 (assuming the source is near the Galactic center at a distance of 8 kpc). We discuss our results in the context of the quiescent X-ray emission of pulsating and nonpulsating neutron star X-ray transients.

Abstract Copyright: ∼

Journal keyword(s): Stars: Pulsars: Individual: Alphanumeric: GRO J1744-28 - Stars: Neutron - X-Rays: Stars

CDS comments: In the introduction, 4U 0155+63 misprint for 4U 0115+63

Simbad objects: 3

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