1961

Mars 196101120440

Mars on 1961 January 11/12 at 23:40-23:50 EST (04:40-04:50 UT) as sketched by Kenneth Chalk. C.M. 231°. 6" refractor at 150-220x. Seeing 6-5 (deteriorated)/10. Transparency 4/5. T = 0°.

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Mars 196102112245

Mars on 1961 February 11/12 at 17:45-18:15 local time (22:45-23:15 UT) as sketched by K.R. Brasch. C.M. 228°. 8" reflector at 375x. Seeing 6-7/10. Transparency 4-5/5. Superb seeing revealed most minute detail. Dark band near north polar cap especially prominent. T = -1°.

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Mars 196101032325

Mars on 1961 January 3/4 at 18:25-18:45 local time (23:25-23:45 UT) as sketched by K.R. Brasch. C.M. 226°. 8" reflector at 300x. Seeing 5-(7). Transparency 2-3. Haze covered whole sky at time of observation. During short period of very good seeing (7) canal features seen as diffused lines. Best view of planet so far attained impossible to record all minute detail. T = 1°.

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Mars 196101120410

Mars on 1961 January 11/12 at 23:05-23:15 local time (04:10 UT) as sketched by G. Gaherty, Jr. C.M. 222°. 6" refractor at 150x. Seeing 3-0. Transparency 4. Drawing terminated due to poor seeing. T = 0°.

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Mars 196102152345

Mars on 1961 February 15/16 at 18:45-19:00 local time (23:45-00:00 UT) as sketched by K.R. Brasch. C.M. 203°. 6" refractor at 450x. Seeing 3-5/10. Transparency 4/5. T = -1°.

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Mars 196101100135

Mars on 1961 January 9/10 at 20:35-21:05 local time (01:35-02:05 UT) as sketched by K.R. Brasch. C.M. 202°. 8" reflector at 300x. Seeing 1-3/10. Transparency 4.5/5. T = 0°.

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Mars 196101120225

Mars on 1961 January 11/12 at 21:25 EST (02:25 UT) as sketched by I.K. Williamson. C.M. 197°. 6" refractor at 150x. Seeing 3/10. Transparency 3/5. T = 0°.

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Mars 196101120200

Mars on 1961 January 11/12 at 21:00-21:15 EST (02:00-02:15 UT) as sketched by Kenneth Chalk. C.M. 192°. 6" refractor at 150x. Seeing 2-3/10. Transparency 4/5. T = 0°.

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Mars 196102162245

Mars on 1961 February 16/17 at 17:45-18:00 local time (22:45-23:00 UT) as sketched by K.R. Brasch. C.M. 182°. 8" reflector at 375x. Seeing 5-(2)/10. Transparency 4/5. Seeing good for only very short period after which it became very poor. T = -1°.

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Mars 1960

Mars on 1961 January 18/19 at 23:05-23:15 local time (04:05-04:15 UT) as sketched by G. Gaherty. C.M. 160°. 6" refractor at 220x. Seeing 2/10. Transparency 5/5. T = -1°.

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