Zosma
HIP 54872; Delta Leo; 68 Leo
HIP 54872; Delta Leo; 68 Leo
DoubleStar
Leo
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
2.56
Variable Type
Delta Scuti (Pulsating)
Spectral Type
A5IV(n)
Star Color
White
(B-V 0.12)
Distance
58 ly
Position & Identifiers
RA
11h 14m 06.5s
Dec
+20° 31' 25.0"
Constellation
Leo
HR
4357
HIP
54872
Bayer
Delta
Flamsteed
68 Leo
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Visibility
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Multiple Star System optical
Components
3
Component IDs
AB
Separation
207.8″
Companion Mag
10.9
Position Angle
341°
Star Colors
A: White
Discoverer
STT 573
Eyepiece View
32x
Dawes: 1.9″
TFOV: 1.6°
Realistic = true angular size
Sep: 207.8″ · PA: 341° · 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 Fusion
Stellar Notes
Delta Sct?
Sirius group; UMa stream.
Zosma; Zozma; Zosca; Zozca; Duhr; Dhur; Zubra.
Survey Image
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