Faulkes Telescope Observations of XTE J1728-295 = IGR J17285-2922

ATels describing our search for the optical counterpart and monitoring of the field are here and here

Top: Faulkes I-band finding chart during outburst (combined 920 sec image from 2010-09-01 and 2010-09-02) with 0.6 arcsec Chandra error circle:
Bottom: Faulkes I-band finding chart during quiescence (combined 400 sec image from 2011-06-19 and 2010-06-24) with 0.6 arcsec Chandra error circle:

1728 finder 1

1728 finder 2

 

Optical light curves of stars close to the Chandra position (ATel #2869).

Star 3 lies within the Chandra error circle:

1728 lc11728 lc21728 lc3

 

The RXTE PCA Bulge Scan light curve is here and the Swift BAT light curve is here

Faulkes I-band finding chart (30x30 arcsec field of view, combined 920 sec image from 2010-09-01 and 2010-09-02) with 3.5 arcsec XRT error circle:

1728 both 11728 both 2

 

Larger field of view I-band image from 2010-09-01 (left), with DSS red image (right):

1728 DSS

 

Faulkes R-band (left; combined 400 sec image from 2010-09-01 and 2010-09-02) and V-band (right; 200 sec image from 2010-09-02):

1728 R1728 V

 

High-resolution finding charts are provided by M. Torres here

We thank the pupils and teachers of West Monmouth School, Wales and Freeport School District, New York, for observing XTE J1728-295 on 8th and 30th September, respectively.  

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