Sector Survey Phase 0 (Remote Survey): Difference between revisions

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|88 – 00|| quadruple star system (Table 2, roll for largest)<sup>'''Note 1'''</sup>
|88 – 00|| quadruple star system (Table 2, roll for largest)<sup>'''Note 1'''</sup>
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:::'''Note 1:''' Then roll for next star(s); re-roll any that are larger (in mass) than the largest. The [[Talk:Surveys#Spectral_Class_table|Spectral Class table]] has the details required for this.
:::'''Note 1:''' Then roll for next star(s); re-roll any that are larger (in mass) than the immediate previous largest. All successive stars must either be equal to or smaller than the preceding stars. The [[Talk:Surveys#Spectral_Class_table|Spectral Class table]] has the necessary details.





Revision as of 16:04, 21 January 2025

Remote Surveys

Remote surveys are conducted at extremely distant ranges. Since the early 20th century on Earth, astronomers have been able to determine from afar the basic characteristics of a star, such as type, mass, chemical composition. When a chart of a sector or other region of space is first prepared, the location and types of stars are presumed to come from a database compiled from prior observations.

Table 1: Stellar Survey
Determine star fields
Step A: Roll 1d100
01 – 73 empty space
74 – 82 possible unusual item (go to Step B)
83 – 00 star system (go to Table 2)
Alternate Step A: Roll 1d100 (for when object positions are already known)
01 - 33 possible unusual item (go to Step B)
34 - 00 single star system (go to Table 2)
Step B - Unusual Item: Roll 1d100
01 – 17 unusual item (Table 3)
18 – 59 binary star system (Table 2, roll for largest)Note 1
60 – 87 trinary star system (Table 2, roll for largest)Note 1
88 – 00 quadruple star system (Table 2, roll for largest)Note 1
Note 1: Then roll for next star(s); re-roll any that are larger (in mass) than the immediate previous largest. All successive stars must either be equal to or smaller than the preceding stars. The Spectral Class table has the necessary details.


Table 2: Star Type
Step A: Roll 1d10
01 Non-Main Sequence star
02 – 10 Main Sequence star
Step B - Non-Main Sequence: Roll 1d100
01 – 67 Class D white dwarf
68 - 84 IR Sequence star (go to Step D)
85 - 96 Class Z1 stellar blackhole
97 - 00 Class Z2 intermediate mass blackhole
Step C - Main Sequence (Simple): Roll 1d100 (Alternate: detailed Spectral Class table)
01 - 10 Class M “Red”
11 - 30 Class K “Orange”
31 - 55 Class G “Yellow”
56 - 75 Class F “Yellowish-white”
76 - 87 Class A “White”
88 - 95 Class B “Blue-white”
96- 00 Class O “Blue”
Step D - IR Sequence: Roll 1d6
01 – 02 Class C “Red/IR”
03 – 04 Class S “Infrared”
05 – 06 Class X “X-Ray”