HIP 25187
Observable Double Star
Good (58/100)
Sep: 6.2", Companion: mag 8.1
HIP 25187
DoubleStar
Ori
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.90
Spectral Type
B8III
Star Color
Blue-white
(B-V -0.03)
Distance
250.9 ly
Position & Identifiers
RA
05h 23m 18.5s
Dec
-08° 24' 57.0"
Constellation
Ori
HR
1778
HIP
25187
Double Cat
3978
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Visibility
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Multiple Star System
Separation
6.2″
Companion Mag
8.1
Position Angle
138°
Star Colors
A: Blue-white
B: Yellow-white
Discoverer
STF 701
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 6.2″ · PA: 138° · 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
Companion A5IV, vsini 124k/s.
Survey Image
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