HY Vel
Observable Double Star
Excellent (62/100)
Sep: 76.3", Companion: mag 5.5
HIP 42726
DoubleStar
Vel
Visible
Level 1
Naked eye / Binoculars - Requires steady seeing
Physical Properties
Magnitude
4.86
Spectral Type
B3IV
Star Color
Blue
(B-V -0.17)
Position & Identifiers
RA
08h 42m 25.5s
Dec
-53° 06' 50.0"
Constellation
Vel
HR
3467
HIP
42726
Variable ID
HY Vel
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Visibility
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Multiple Star System
Components
4
Component IDs
AB
Separation
76.3″
Companion Mag
5.5
Companion Sp
B8s
Position Angle
311°
Star Colors
A: Blue
B: Blue-white
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 76.3″ · PA: 311° · 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
Amp. 0.015b, 0.0284d.
See HR 3466.
Sco-Cen assoc.; IC 2391 #34, probable member of cluster. See HR 2702.
Survey Image
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