Images dp_mar-31.jpg and dp_mar-31bw.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 generally poor (4-5); Pre-front W wind (0-2 kts)):
Blue (Schott BG12 + IR Rejection) | |
Green (VG9 + IR Rejection) | |
Red (RG610) | |
Infrared (750-825nM) | 0.80s |
Integrated Light | 0.40s |