2020-03-15, 42 N, elev. 700 m. Sky brightness 21.6 mag/arcsec2, seeing 2 arcsec. Telescope: D = 508 mm, F/4 Newtonian. Ocular: 5.5 mm wide-field. NGC 2889 (Herschel 400 II, reobservation). Hyd. Sketch on black paper, finished at the telescope. Shown with the north up.
DSS
