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Ralf Vandebergh

De Marsrotatie in 31 minuten,opgenomen op 24 Augustus.
nadere geg:
04:55 UT-05:26 UT CM=6.53-14.07
nIR and blue shots
seeing: 0.5-0.6 arcs.
instr: 10in Newton/ATK-1HS-11 cam
filter: IR 685nm/blue
notes: region of Sinus Sabaeus and Sinus Meridiani; almost totally invisible in blue light.

additional processing from Aug 24.Data below:

04:55 UT-05:26 UT CM=6.53-14.07
nIR and blue shots
seeing: 0.5-0.6 arcs.
instr: 10in Newton/ATK-1HS-11 cam
filter: IR 685nm/blue
notes: region of Sinus Sabaeus and Sinus Meridiani;almost totally invisible in blue light.