Tuesday, August 28, 2007

Stein 2051 AB

Star type
g A: M4.0
g B: DC5 (white dwarf)

Distance from Earth
g 18.05 ly

Star Service No.
g NA

g A: 4.1 by
g B: 3.1 by

Radius/Mass/Temp (xSol)
g A: NA; 22%; NA
g B: 1.15%; 48%-67%; NA

Brightness (xSol)
g A: 0.1%
g B: 0.03%

g A: NA
g B: No lines deeper than 5% of spectrum ("continuous")

Comparison to Sol
g A: See chart (similar to Proxima)
g B: See chart

Picture of star
g A: NA
g B: NA

Star system features
g A dark companion, probably a brown dwarf, may orbit Star A at distance of 4.8 AU
g See research paper “Triple system Stein 2051”

Known planets
g A is orbited by a vast asteroid field, over 2AU deep. Its white dwarf companion star orbits beyond the limits of the field at a distance of 39 AU.

Habitable zone
g NA

Orbital map
g Stars separted by 39 AUs

View from star
g See sky map

Nearby stars
(Star systems with 10 light years)
g Eta Cassiopeiae 2: 9.2 ly

Map locating star system
g See stellar map

Location in Earth sky
g In constellation Camelopardalis

Other names
g A-B:GJ 169.1 AB
g A-B: Stn 2051 AB
g A: AC+58 25001
g A: AC+58 25002
g B: LHS 26
g B: G 175-34
g B: LHS 27

Sci-fi mentions
g NA

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