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

ID# 19

GRS 1009-45

N Vel 1993 = MM Vel

RA (h:m:s)  DEC (º:':")  J2000:
10:13:36.34 -45:04:31.50
( dellaValle1993 )

Galactic l (º)  b (º)  J2000:
275.8784710  +09.3459749

Year of discovery: 1993  
( Lapshov1993 Harmon1993b )

# of outbursts after discovery: 2

Dynamically confirmed BH

Basic data

Distance (d) 3.8±0.3 (kpc) Gelino2002
d above plane (z) 0.62±0.05 (kpc) Gelino2002
Orbital period 6.8449±0.0003 (h) Filippenko1999
Peak X-ray flux 5.10E-08
(erg/s/cm2) [keV] Borozdin1993a
Outburst magnitude (AB) R<14.7 (mag) dellaValle1997
Quiescent magnitude (AB) R=21.3±0.2 (mag) Shahbaz1996 Filippenko1999 Hynes2003
E(B-V) 0.18 – 0.23 (mag) dellaValle1997

Dynamical parameters

Orbital period 6.8449±0.0003 (h) Filippenko1999
Star's spectral type K7 – M0V Filippenko1999
Star's radial velocity amplitude (K2) 475±6 (km/s) Filippenko1999
Mass function 'f(M1)' 3.2±0.1 (M) Filippenko1999
BH mass (M1) ≥4.4 (M) Filippenko1999
Mass ratio (q=M/M1) 0.055±0.01 Macias2011
Inclination angle (i) 37 – 80 (deg) Shahbaz1996
Rot. broadening (v sini) 87±5 (km/s) Macias2011

Optical/NIR magnitudes

Mag. Outburst (AB) dellaValle1997
Mag. Quiescence (AB) Shahbaz1996 Filippenko1999 Hynes2003
R V r
=21.3±0.2 =21.7±0.2 =20.4±0.1
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GRS 1009-45 in Simbad
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This research has made use of NASA's Astrophysics Data System (ADS) and the SIMBAD database operated at CDS (Strasbourg, France)
Please acknowledge the use of this catalogue in any published work you derive from it.