BlackCAT A Catalog of Stellar-Mass Black Holes in X-ray Binaries

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ID# 17

GRO J0422+32

V518 Per

(Shrader1994)

RA     (ICRS)     DEC

[hh:mm:ss.ss]          [dd:mm:ss.ss]

04:21:42.79  +32:54:27.10


ℓ                      b

[deg]                            [deg]

165.8808146  -11.91243707

Year of discovery: 1992  
(Paciesas1992)

# of outbursts after discovery:


Basic data

Distance [kpc] 2.49±0.3 Gelino2003
Distance to the plane (z) [kpc] -0.51±0.06 Gelino2003
Orbital period (Porb) [h] 5.091850±0.000005 Gelino2003
Peak X-ray flux [erg s-1 cm-2]
[keV]
5.77E-08
[2-10]
Goldwurm1992
Outburst magnitude (AB) R=12.65 Castro-Tirado1992b
Quiescent magnitude (AB) R=21.0±0.1 Gelino2003Garcia1996Webb2000
E(B-V) [mag] 0.3 Jonker2004

Dynamically confirmed BH


NOTES


Dynamical parameters

Orbital period [h] 5.091850±0.000005 Gelino2003
Star's spectral type M4 – 5V Casares1995cWebb2000
Star's radial velocity amplitude (K2) [km/s] 378±16 Webb2000
Mass function 'f(M1)' [M] 1.19±0.02 Casares1995cWebb2000
BH mass (M1) [M] 2 – 15 Casares1995cWebb2000Beekman1997
Mass ratio (q=M2/M1) 0.11+0.05-0.02 Webb2000
Inclination angle (i) [deg] 10 – 50 Casares1995cBeekman1997Webb2000
Rot. broadening (v sini) [km/s] 90+22-27 Harlaftis1999



Optical/NIR magnitudes

Mag. Outburst (AB)
Castro-Tirado1992b
V=13.11 R=12.65
Mag. Quiescent (AB)
Gelino2003Garcia1996Webb2000
B=23.1±0.2 V=22.0±0.1 R=21.0±0.1
I=20.75±0.08
J=19.3±0.1 H=19.0±0.2 Ks=19.29±0.09
Aladin finding chart
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GRO J0422+32 in Simbad

Pan-STARRS1 finding chart

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PS1 Finding chart PS1 Finding chart

Finding charts

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Finding chart
Finding chart
Finding chart


This research has made use of NASA's Astrophysics Data System (ADS), the SIMBAD database operated at CDS (Strasbourg, France) and APLpy
Please acknowledge the use of this catalogue in any published work you derive from it.

Last modified: 25 March 2024.