Xi Lup
HIP 78105; Xi Lup
Observable Double Star
Excellent (69/100)
Sep: 10.2", Companion: mag 5.6
HIP 78105; Xi Lup
DoubleStar
Lup
Visible
Level 1
Naked eye / Binoculars - Requires steady seeing
Physical Properties
Magnitude
5.12
Spectral Type
A3V
Star Color
White
(B-V 0.12)
Distance
130.5 ly
Position & Identifiers
RA
15h 56m 53.5s
Dec
-33° 57' 59.0"
Constellation
Lup
HR
5925
HIP
78105
Bayer
Xi
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Visibility
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Multiple Star System
Separation
10.2″
Companion Mag
5.6
Companion Sp
B9V
Position Angle
50°
Star Colors
A: White
B: Blue-white
Discoverer
PZ 4
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 10.2″ · PA: 50° · N up, E left
Resolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″
Size Comparison
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Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
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Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Notes
Binary with HR 5926. Mag. and color for combined light, 4.585V, +0.09(B-V), +0.07(U-B).
Also classified A2.5IV.
0.018".
Survey Image
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