sketch

Venus 196101141925

Venus on 1961 January 14 at 14:25-14:35 local time (19:25-19:35 UT) as sketched by G. Wedge. 6" refractor at 150x. Seeing 4-3. Transparency 4. Daylight observation.

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Venus 196101122130

Venus on 1961 January 12/13 at 16:30-16:50 local time (21:30-21:50 UT) as sketched by K.R. Brasch. 8" reflector at 165x-300x. Seeing 3-5. Transparency 3-4. Almost nothing seen without filter, only fairly definite area 8.5. Glare of planet seems to blot out detail which becomes visible only with filters. Terminator not quite central.

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Venus 196101112110

Venus on 1961 January 11/12 at 16:10-16:40 local time (21:10-21:40 UT) as sketched by K.R. Brasch. 8" reflector at 165x. Seeing 4-5. Transparency 0-3. Intermittent clouds, haze + wind hampered observation. Markings fairly definite but outline very indefinite. Not much difference caused by filter except for increase in contrast.

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Venus 196101092125

Venus on 1961 January 9/10 at 16:25-16:45 local time (21:25-21:45 UT) as sketched by K.R. Brasch. 8" reflector at 165x. Seeing 0-3. Transparency 5. Disk of planet unusually bright with only slightly less intense area marked 9.5, otherwise featureless without filter.

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Venus 196101052200

Venus on 1961 January 5/6 at 16:55-17:05 local time (22:00 UT) as sketched by Geoffrey Gaherty, Jr. 8" Cave reflector at 180x. Seeing 3. Transparency 2-1. Transparency deteriorated at end of drawing making intensity estimates impossible.

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Venus 196101032130

Venus on 1961 January 3/4 at 16:30-17:05 local time (21:30-22:05 UT) as sketched by K.R. Brasch. 8" reflector at 165x-300x. Seeing 4-6. Transparency 3. Dusky shadings extremely indefinite + washed out; only definite area was white patch in SW, brightest area on disk 9.5. Despite good seeings + filter, markings were more to difficult to see than on other occasions.

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Venus 196101022150

Venus on 1961 January 2/3 at 16:50-17:20 local time (21:50-22:20 UT) as sketched by K.R. Brasch. 8" reflector at 165x-300x. Seeing 4-6. Transparency 4-2. Occasional hazy clouds moved over planet causing very good seeing + a beautiful view. Detail very indefinite even with V filter + good seeing. Neither cusp region prominent as whole disk appeared uniformly dusky. Terminator very close to centre.

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Venus 196012271903

Venus on 1960 December 27 at 14:03 EST (19:03 UT) as sketched by Constantine Papacosmos. 6" refractor at 150x. Seeing 2-3. Transparency 3.

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Venus 196012271905

Venus on 1960 December 27 at 14:05-14:09 local time (19:05-19:09 UT) as sketched by K.R. Brasch. 6" refractor at 150x. Seeing 2-3. Transparency 3.

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Venus 196012242150

Venus on 1960 December 24/25 at 16:50 +10m EST (21:50 UT) as sketched by Jim Low. 4" reflector at 167x. Seeing 3. Transparency 3.

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