Astro Photography By Wes Higgins

©2004 Wes Higgins

Janssen Imaged 10-29-07 , 18 Inch Reflector , Infinity 2-1M Camera

The Information Listed Below Is Provided By Personal Authorization From Christian Legrand Of VMA, Link To Virtual Moon Atlas

Damaged circular formation.
Few marked slopes crushed by Fabricius to the North and riddled of craters whose Lockyer to the West Janssen F R E and D to the South-West Janssen B J
M and X to the North West.
Few high walls.
Very tormented floor with the trio Janssen H K & L to the East. Hills and craterlets. Contains Rimae Janssen.

Dimension: 196x196Km / 115x115Mi
Height: ?
Height/Wide ratio: Unknown height. Impossible calculation.

Interest : Very interesting formation
Observation period: 5 days after New Moon or 4 days after Full Moon
Minimal Instrument: 10x binoculars