Michael Hotka's
Req. #48 - Tycho Observation
Observe on Lunar Day (after New Moon): 8 or 21
Lunar Day Seen: 8
Date/Time: 12/13/2021 19:40 Local Time
Location: 1425 Snowberry Lane, Broomfield, CO
Seeing: VG
Transparency: 6
Instrument Used: 8" f/6 Newtonian Telescope
Magnification: 203x
Estimated Lunar Epoch: Copernician
Actual Lumar Epoch: Copernician
Reasoning/Description: Sharp walls. Little sign of erosion. Small, charp crater outside west wall that collapsed that rim a bit. Has rays (I sketched the bright near ones as dark lines byt they were white). Rim walls have lots of lines in them showing layers. Central peak prominent. Nice!
Sketch (click for larger image)
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