2000A&A...354L..29N


Query : 2000A&A...354L..29N

2000A&A...354L..29N - Astronomy and Astrophysics, volume 354, L29-32 (2000/2-1)

The nature of 1WGA J1958.2+3232: A new intermediate polar.

NEGUERUELA I., REIG P. and CLARK J.S.

Abstract (from CDS):

We present low and intermediate resolution spectroscopy of the optical counterpart to the recently discovered pulsating X-ray source 1WGA J1958.2+3232. The presence of strong HI, HeI and HeII emission lines together with the absence of absorption features rules out the possibility that the object is a massive star, as had recently been suggested. The observed X-ray and optical characteristics are consistent with the object being an intermediate polar. The double-peaked structure of the emission lines indicates that an accretion disc is present.

Abstract Copyright:

Journal keyword(s): stars: individual: 1WGA J1958.2+3232 - stars: binaries: close - stars: novae, cataclysmic variables - book reviews - X-rays: stars

Simbad objects: 4

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Number of rows : 4
N Identifier Otype ICRS (J2000)
RA
ICRS (J2000)
DEC
Mag U Mag B Mag V Mag R Mag I Sp type #ref
1850 - 2024
#notes
1 HD 5015 PM* 00 53 04.1964421920 +61 07 26.299289856 5.43 5.34 4.80 4.32 4.02 F9V 221 1
2 HD 22879 Pe* 03 40 22.0652879951 -03 13 01.124265616 7.146 7.222 6.667 6.346 6.016 G0VmF2 496 0
3 V* V2306 Cyg XB* 19 58 14.4693586728 +32 32 42.003103200 15.16 15.94 15.71 15.76   ~ 65 0
4 2MASS J19581473+3233066 * 19 58 14.7288940128 +32 33 06.585431904   16.28 15.69     ~ 5 0

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