Originally posted by Zarniwoop
Hey Z, I'm having trouble establishing sunlight direction on this one. Some parts of the larger pic look left-to-right, while others look
right-to-left.
What's your take?
EDIT to ADD
Oops beat me to it
Will have to look... but that is directly from a Mars Global Surveyor Mars Orbiter Camera strip and as far as I know they were not mosaics
Here are the photo specs
Derived values
Longitude of image center: 75.45°W
Latitude of image center: 6.81°S
Scaled pixel width: 4.59 meters
Scaled image width: 4.69 km
Scaled image height: 27.22 km
Solar longitude (Ls): 250.20°
Local True Solar Time: 13.92 decimal hours
Incidence angle: 30.18°
Phase angle: 25.27°
North azimuth: 267.15°
Sun azimuth: 140.50°
Spacecraft altitude: 1074.24 km
Slant distance: 1220.24 km
Acquisition parameters
Image ID (picno): AB1-08405
Image start time: 1998-01-06T06:12:58.03 SCET
Image width: 1024 pixels
Image height: 3968 pixels
Line integration time: 1.3200 millisec
Pixel aspect ratio: 1.45
Crosstrack summing: 1
Downtrack summing: 1
Compression type: PREDICTIVE-221
Gain mode: 8A (hexadecimal)
Offset mode: 27 (decimal)
Hope that helps
[edit on 28-8-2008 by zorgon]