Ray systems represent the ejecta deposits from recent impacts that have not been darkened by solar radiation. Overlapping ray systems help determine the relative ages of features.

Feature / Objective

Date of Observation

Time

C – Ray System Extent

R1, C1: Sketch of Ray System Extent

Sept. 24/18 
March 19/19
July 13/22
Sept 16/24
Oct 6/25

9:15pm ADT
9:08pm ADT
11:10pm ADT
9:24pm ADT 10:58pm ADT