IISS Class IV Survey
Persephone
Orbital Data
Orbit
0.75
AU
0.3
Period
84 d
Effective HZCO Deviation
0.04
Retrograde
No
Inclination
5
°
Eccentricity
0.02
Jump Shadow
Distance to Clear
52,859,284
km
1G
1.7d
2G
1.2d
3G
23.5h
4G
20.4h
5G
18.2h
6G
16.6h
Physical Data
Diameter
10,470.0
km
Mass
0.27
☉
Gravity
0.4
g
Density
0.49
☉
Environmental Data
Temperature
14
°C
Rotation
19.22
hours
Axial Tilt
0.06
°
Albedo
0.36
Greenhouse
0.58
Atmosphere
7 Standard
Irritant
G Gas Mix
Severity
3 Minor irritant
Persistence
6 Varying: Always present but roll 2D daily: on 6-, reduce severity by one level for 1D hours
Hydrographics
5 46%–55%
Liquid
Water
Distribution
1 Very Dispersed
Biological Data
Native Sophont
No
Extinct Sophont
No
Biomass Rating
9
Biodiversity Rating
7 Moderate species diversity
Biocomplexity Rating
2 Advanced cellular organisms
Resource Rating
7 Worthwhile with considerable effort
Observations
No findings reported.
FORM 0407F-IV PART P
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