Montreal

Jupiter 195906120210

Jupiter on 1959 June 11/12 (?) at 22:10 EDT (02:10 UT) as sketched by Constantine Papacosmos. C.M.(1) 353º, C.M.(2) 87º. 6½" refractor at 222x. Seeing 3. Transparency 2.

Continue Reading

Jupiter 195907090210

Jupiter on 1959 July 8/9 at 22:10 EDT (02:10 UT) as sketched by Constantine Papacosmos. C.M.(1) 239º, C.M.(2) 356º. 6½" refractor at 222x. Seeing 4. Transparency 3.

Continue Reading

Jupiter 195907090130

Jupiter on 1959 July 8/9 at 21:30 EDT (01:30 UT) as sketched by Donald Bartlett. C.M.(1) 215º, C.M.(2) 332º. 6½" refractor at 222x. Seeing fair. Transparency fair.

Continue Reading

Jupiter 195907090125

Jupiter on 1959 July 8/9 at 21:25 EDT (01:25 UT) as sketched by S. Downing. C.M.(1) 212º, C.M.(2) 329º. 6½" refractor at 222x. Seeing fair. Transparency fair. Telescope vibrates.

Continue Reading

Jupiter 195907080315

Jupiter on 1959 July 7/8 at 23:15 EDT (03:15 UT) as sketched by Constantine Papacosmos. C.M.(1) 121º, C.M.(2) 245º. 8" Cave reflector at 264x. Seeing 4. Transparency 2.

Continue Reading

Jupiter 195907080200

Jupiter on 1959 July 7/8 at 22:00 EDT (02:00 UT) as sketched by I.K. Williamson. C.M.(1) 75º, C.M.(2) 200º. 80mm refractor at 173x. Seeing 2. Transparency 2. Suggestions of ripples in SEB. Definite dark areas in NEB but only visible for fleeting instances due to poor seeing.

Continue Reading

Jupiter 195907040245

Jupiter on 1959 July 3/4 at 22:45 EDT (02:45 UT) as sketched by I.K. Williamson. C.M.(1) 191º, C.M.(2) 346º. 80mm telescope at 173x. Seeing 4. Transparency 3.

Continue Reading

Jupiter 195907040212

Jupiter on 1959 July 3/4 at 22:12 EDT (02:12 UT) as sketched by C. Papacosmos. C.M.(1) 171º, C.M.(2) 326º. 3" refractor at 100x. Seeing 4. Transparency 2.

Continue Reading

Jupiter 195907040145

Jupiter on 1959 July 3/4 at 21:45 EDT (01:45 UT) as sketched by K. Brasch. C.M.(1) 155º, C.M.(2) 310º. 3" refractor at 100x. Seeing 5. Transparency 2. Yellow filter.

Continue Reading

Jupiter 195907040115

Jupiter on 1959 July 3/4 at 21:15 EDT (01:15 UT) as sketched by G. Gaherty, Jr. C.M.(1) 136º, C.M.(2) 292º. 8" Cave reflector at 240x. Seeing 2. Transparency 3 (sky light). Difficulty encountered with watermark on paper. Drawing slightly retrouched to even out shading over watermark letters. (retouching done within 5 minutes of finish of drawing. North is down.

Continue Reading

Pages

Subscribe to RSS - Montreal