X-Ray Binaries (XRBs)

For a discussion of this project, please see Lewis et al. (2008) and Lewis 2018. Papers from this work are given here and a list of Astronomers Telegrams (ATels) is provided here. As well as the FT (optical) monitoring as detailed below, data on XRBs are available from the following high energy missions. Some images do not display in best resolution – to see the full image, use ‘Right click -> view image’.

Swift BAT

Swift XRT

MAXI 

SuperAGILE

Below is a table detailing the light curves of XRBs from the Faulkes Telescopes North and South as well as some by the LCO 1-metre telescopes. If you are interested in using the data please email dave.russell [at] nyu.edu or fraser.lewis68 [at] gmail.com

Northern Targets – sources are ordered by Right Ascension

Source Name Type  First Observed Comments
IGR J00291+5934 AMXP  Aug 2007 A strange double-peaked outburst from this rapidly rotating pulsar
GRO J0422+32 BH  Jan 2006 Intrinsic variability present
4U 0614+09 NS (MQ)  Jan 2006 Persistent and variable jet source
XTE J1118+480 BH (MQ)  Jan 2005 Shows variability in quiescence
MAXI J1807+132   ?  Mar 2017
MAXI J1820+070 BHC  Mar 2018
XTE J1859+226 BHC (MQ)  Feb 2006 Intrinsic variability present
Aql X-1 NS  Apr 2006 Several outbursts since monitoring commenced
4U1957+11 BHC  Apr 2006 Intrinsic variability present correlated with X-ray flux
GS 2000+25 BH  Apr 2006
V404 Cyg BH  Apr 2006 Intrinsic variability present

Southern Targets – sources are ordered by Right Ascension

Source Name Type First Observed Comments
MAXI J0556-332 NS  Jan 2011 Newly discovered LMXB
A0620-00 BH  Jan 2006 Intrinsic variability present
MAXI J0637-430 BHC  Jan 2019 Black hole candidate
XTE J0929-314 AMXP  Dec 2007
GRS 1009-45 BH  Dec 2007 Not active since monitoring commenced
GRS 1124-68 BH  Dec 2007 Long-term variations in quiescence
MAXI J1348-630   BHC  Jan 2019
Swift J1357.2-0933    ?  Feb 2011
GS 1354-64 BH IMXB  Jan 2008 Not active since monitoring commenced
Cen X-4 NS  Feb 2008 Not active since monitoring commenced
MAXI J1535-571 BHC  Sep 2017
4U1543-47 BHC IMXB  Feb 2008 Not active since monitoring commenced
MAXI J1543-564 BHC  May 2011 Newly discovered BH transient
XTE J1550-564 BH (MQ)  Feb 2008 Intrinsic variability present
4U1608-52 BH (MQ)  Feb 2008 Several outbursts since monitoring commenced
4U 1630-472 BH  Jan 2008
XTE J1650-500 BH (MQ)  Feb 2008
GRO J1655-40 BH IMXB (MQ)  Feb 2008 Band-correlated variability in quiescence
Swift J1658.2-4242 BHC  Feb 2018
MAXI J1659-152 BHC  Sep 2010 New BH candidate
GX 339-4 BH (MQ)  Sep 2007 Several outbursts of varying scales
H1705-250 BH  Feb 2006
IGR J17091-3624 BH  Apr 2011 New BH transient
Swift J1713.4-4219 ?  Oct 2019
GRO J1719-24 BHC  Oct 2006
MAXI J1727-203    ?  June 2018
XTE J1728-295    ?  Sep 2010 Faint X-ray transient
IGR J17329-2731   ?  Aug 2017
H1743-322 BHC Feb 2008 aka XTE J17464-3213
SWIFT J174510.8-2624 BHC  Sep 2012 X-ray transient
XTE J1752-223 BHC  Mar 2010 aka Swift J1752.1-2220
IGR J17591-234    ?  Aug 2018
Swift J1753.5-0127    ?  Apr 2010
RXS J180408.9-342058 NS  Feb 2019
SAX J1808.4-3658 AMXP  Feb 2008
XTE J1814-338 AMXP  Feb 2008
V4641 Sgr BH (MQ)  Sep 2007 Band-correlated variability in quiescence
MAXI J1828-249 BHC  Sep 2018
MAXI J1836-194 BH (MQ)  June 2012
Swift J1858.6-0814    ?  Nov 2018
HETE J1900.1-2455 AMXP  Feb 2008 Still in outburst
Swift J1910.2-0546 BHC  June 2012
XTE J2123-058 NS  June 2007 Not active since monitoring commenced

BH = Black Hole, BHC = Black Hole Candidate, IMXB = Intermediate-Mass X-Ray Binary, MQ = Microquasar,

AMXP = Accreting Milli-second X-ray Pulsar, NS = Neutron Star, ? = Unknown.

Other Sources such as High-Mass X-ray Binaries and Cataclysmic Variables are shown here

 

We’ve been monitoring GX 339-4 since 2007; throughout some mini-outbursts and a full outburst in 2010-2011.

 

 

 

 

 

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