Saturday, August 18, 2007

EV Lacertae ABC

Star type
g A: M3.5 Ve
g B: dM4.5e
g C: NA

Distance from Earth
g 16.47 ly

Star Service No.
g NA

g A: NA
g B: NA
g C: NA

Diameter/Mass/Temp (xSol)
g A: 38%; 16%; NA
g B: NA: 16.5%(?); NA
g C: NA; NA; Na

Brightness (xSol)
g A: 0.17% (flare star)
g B: 0.1892%(?)
g C: NA

g A: NA
g B: NA
g C: NA

Comparison to Sol
g See illustration (Stars A and B similar to Proxima)

Picture of star
g See picture

Star system features
g Research paper “Is the Flare Star Ev-Lacertae an Eclipsing Binary?”
g Research paper “The Quiescent Atmosphere of the dMe Flare Star EV Lacertae”

Known planets
g A: NA
g B: NA
g C: NA

Habitable zone
g A: About 0.012 to 0.02 AU when it is quiet; about 0.028 to 0.047 AU during a moderate flare
g B: NA
g C: NA

Orbital map
g NA

View from star
g A: See sky map

Nearby stars
(Star systems with 10 light years)
g BD+56 2966: 6.3 ly

Map locating star system
g NA

Location in Earth sky
g In constellation Lacerta

Other names
g GJ 873 ABC
g A: LHS 3855
g A: HIP 112460
g B: HIP 112465

Sci-fi mentions
g NA

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