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

ID# 23

XTE J1856+053

RA (h:m:s)  DEC (º:':")  J2000:
18:56:42.92 +05:18:34.30
( Torres2007a )

Galactic l (º)  b (º)  J2000:
038.2584339  +01.2487501

Year of discovery: 1996  
( Marshall1996 )

# of outbursts after discovery: 2

Basic data

Distance (d) (kpc)
d above plane (z) (kpc)
Orbital period (h)
Peak X-ray flux 7.46E-10
(erg/s/cm2) [keV] Sala2008
Outburst magnitude (AB) Ks=18.28±0.05 (mag) Torres2007a
Quiescent magnitude (AB) (mag)
E(B-V) 5.113 (mag) Schlafly2011
Spectral type
Notes XTE J1856+053 has shown two consecutive outbursts with ∼70 days interval between them ( Sala2008 ). This behaviour was seen in the 1996 and 2007 outbursts ( Levine2007 , Krimm2007 , Sala2008 ). This also appeared in the the recent 2015 outburst ( Suzuki2015 , Negoro2015 ).

Optical/NIR magnitudes

Mag. Outburst (AB) Torres2007a
Mag. Quiescence (AB)
Scroll to zoom. Set survey image in Controls
Default image: DSS2 Red
XTE J1856+053 in Simbad
Finding charts orientation:North up, East left
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Object marked with lines

Finding charts reference: Torres2007a

Finding chart
Finding chart
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.