Alsephina
HIP 42913; Delta Vel
Fair (25/100)
Physical Properties
Magnitude
1.96
Spectral Type
A1Va(n)
Star Color
White
(B-V 0.04)
Distance
80 ly
Position & Identifiers
RA
08h 44m 42.2s
Dec
-54° 42' 30.0"
Constellation
Vela
(Vel)
HR
3485
HIP
42913
Bayer
Delta
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Visibility
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Multiple Star System C: optical
Components
4
Component IDs
AB
Separation
1.1″
Companion Mag
5.6
Companion Sp
A4V
Position Angle
185°
Star Colors
A: White
B: White
Discoverer
I 10
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 1.1″ · PA: 185° · N up, E left
Unresolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 2.3″
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 Fusion
Stellar Notes
AB binary with CPM double companion CD at 69". CD 11.0, 13.5v sep. 6".
In Ursa cluster? Sirius group?
0.034".
Two determinations of vsini, 0 and 80k/s.
Light Travel Time Machine
Relativistic Travel
Survey Image
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