Space/Science — HabitableZone

Space/Science

Opportuinty - Treck to Victoria Crater : Stats

Put these togther, thought they might be interesting :)

Range from Heatshield
Vostok Crater - 1100 m
Very closest obvious etched terrain - 2200m SW
Subtle Etched Terrain - 2600m S
Large 'crater like' etched terrain feature - 3500m SSW
'End' of etched terrain before Victoria Crater - 5400m S
NW rim of Victoria Crater - 5600m S
S rim of Victoria Crater - 6400mS

Distance from Eagle to Endurance. - 700m

Other stats....
Diameter of Victoria Crater EW - 715m
Diameter of Victoria Crater NS - 770m
Diameter of Victoria Crater central dune field - 270-300m
Width of Victoria Crater NW 'entrance ramp' - 30m
Width of Victoria Crater W 'entrance ramp' - 60m
Diameter of crater-like feature in etched terrain 320m
As the Crow Flies - Eagle to Victoria - 6600m
Diameter of Eagle Crater - 25m
Diameter of Endurance Crater - 170m
Diameter of Endurance Crater Dune Field - 40m
Diameter of Vostok Crater - 30-50m

Sizes
Scaling factor - Eagle to Vostok Crater - 160%
Scaling factor - Eagle to Endurance crater - 680%
Scaling factor - Eagle to Victoria - 2920%
Scaling Factor - Endurance to Victoria - 430%

Angles
715m crater width in pixels
Range : Pancam : Navcam
6000m : 425 : 156
3000m : 856 : 315
1500m : 1770 : 650

Technically - Victoria should be fairly obvious at this range - however - Mars is quite a bit smaller than earth - distance to Horizon = 83.38 X height^.5

Pancam height is 1.54m - thus horizon is only about 3.27km away - so we will not see Victoria for some time to come with MER.

With Hazcam, the horizon is approx 1.9km away

Bottom line - we'll need to travel about as far south from Vostok as Vostok is south from Endurance before we see Victoria and when we do - it'll almost fill the pancam field of view :) I've not taken into account the 'height' of Victoria crater's rim. I'm not sure of the maths on that one :) I'll work on it

Doug

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