HIP 85389
Observable Double Star
Good (57/100)
Sep: 2.1", Companion: mag 6.5
HIP 85389
DoubleStar
Ara
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.29
Spectral Type
B7V+B9.5V
Star Color
Blue-white
(B-V -0.07)
Distance
362.4 ly
Position & Identifiers
RA
17h 26m 51.5s
Dec
-45° 50' 37.0"
Constellation
Ara
HR
6477
HIP
85389
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
2.1″
Companion Mag
6.5
Companion Sp
B9.5V
Position Angle
251°
Star Colors
A: Blue-white
B: Blue-white
Discoverer
HJ 4949
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 2.1″ · PA: 251° · N up, E left
Unresolved · 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
AB binary. Combined mag., colors. Component C, 7.6v at 103".
Survey Image
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