Petavius crater (179 km.) is one of the best known and remarkable impact features on the lunar surface.
Here is how a saw and sketched it recently when the Moon was high in the eastern sky. Nearby craters include: Wrottesley( 58 km.), Petavius B (33 km.), Biot (13 km.), Snellius ( 83 km.), Stevinus (75 km.).
Sketching and Equipment:
For this sketch I used: black 6” x 8” sketch pad, white and black Conte’
Pastel pencils and a blending stump , white Pearl eraser.
Telescope: 16 inch f/ 4.41 Dobsonian and 9mm eyepiece 200x and an equatorial platform
Date: 12-14-2019 05:10 - 06:20 UT
Temperature: 12°C (54°F)
Partly cloudy, calm
Seeing: Antoniadi III
Lunation: 17.3 days