Re: XTE J1650-500 According to IAUC 7708, the radio counterpart and the same candidate optical counterpart as in IAUC 7707 has been reported by Groot et al. They report I = 17.2 +/- 0.2. They give the following URLs for optical images. http://cfa-www.harvard.edu/~pgroot/XTEJ1650-50DDS.ps http://cfa-www.harvard.edu/~pgroot/XTEJ1650-50OGLE.ps