Mars - Mariner 4

First picture clearly showing craters on Mars

With a range of 13,600 km and a sun angle of 29 degrees from zenith, this Mariner 4 image was the first picture showing unambiguous craters on the surface of Mars. The area, 262 x 310 km, is a heavily cratered region south of Amazonis Planitia, centered at 14 S, 174 W. North is at about 11:00. (Mariner 4, frame 07B)
Full resolution size:

Location & Time Information
Date/Time (UT): 1965-07-15 T 00:26
Distance/Range (km): 13,600.
Central Latitude/Longitude (deg): -13.5, 174.2
Orbit(s): Flyby

Imaging Information
Area or Feature Type: craters
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): 29.
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 07B
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.