Images dp_apr-21.jpg and dp_apr-21bw.jpg were taken by Don Parker, Coral Gables, Florida (USA). He uses a Lynxx PC camera, 16-in (41cm) Newtonian. Eyepiece projection is at f/47.8. Integration times are as follows (NOTE: Seeing good (7-8) but transparency and exposures varied widely; high cirrus and haze. WNW wind (0-6 kts)):
Blue (Schott BG12 + IR Rejection) | |
Green (VG9 + IR Rejection) | |
Red (RG610) |