Mars - Mariner 4

The Orcus Patera region on Mars

This Mariner 4 image of the Orcus Patera region was taken with the sun only 13 degrees from vertical, so the topography is difficult to discern. Some raised areas can be seen at upper left. Orcus Patera is located in western Amazonis Planitia. The image is 325 km across and 514 km from top to bottom, centered at 12 N, 182 W. The resolution is about 3 km and north is up. (Mariner 4, frame 03B)
Full resolution size:

Location & Time Information
Date/Time (UT): 1965-07-15 T 00:21
Distance/Range (km): 15,300.
Central Latitude/Longitude (deg): 11.9, 182.2 W
Orbit(s): Flyby

Imaging Information
Area or Feature Type: crater
Instrument: Television camera
Instrument Resolution (pixels): 200 x 200, 6-bit
Instrument Field of View (deg): 1.05 x 1.05
Filter: green
Illumination Incidence Angle (deg): 13.
Phase Angle (deg): N/A
Instrument Look Direction: N/A
Surface Emission Angle (deg): N/A

Ordering Information
CD-ROM Volume: N/A
NASA Image ID number: Mariner 4, frame 03B
Other Image ID number:
NSSDC Data Set ID (Photo): 64-0771-01A
NSSDC Data Set ID (CD): N/A
Other ID: N/A

Updated 24 March 2003, DRW.