2017 June 21 04:02-04:27 UT, 10min each frame of video, 1.0-m f/4.4 Ritchey-Chr├ętien, FOV 47x47arcmin with LN-cooled mosaic of 4 x EEV 42-40 chips (video is a cutout), European Space Agency Optical Ground Station, Tenerife, Spain (MPC J04), remote via telescope operator Pablo Ruiz see CBET 4406, Remote
© 2017 Erwin Schwab