V404 Cyg polarization [Observed: 26, 28 June 2015 ]
Time series, through polarization filters, of the binary system with a black hole V404 Cyg, during its June 2015 outburst, are presented.

SS433 very low resolution spectroscopy [Observed: 17, 23, 29 June, 23, 29 July, 22, 30 Aug, 20 Sept, 15 Oct, 14, 18 Nov 2006]
SS433 was observed with a 20cm telescope, a 100 groves/mm slitless transmission grating and a CCD camera. The famous Doppler shifted Halpha lines did not show up clearly with this amateur setup.

SwiftJ1753.5-0127 [Observed: 3, 5, 16, 17, 20 July, 4, 5 August 2005]
Time-series for this X and gamma-ray transient, which may be a black hole candidate, are presented.