Delta Ara
HIP 85727; Delta Ara
DoubleStar
Ara
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
3.62
Spectral Type
B7V
Star Color
Blue-white
(B-V -0.10)
Distance
197.8 ly
Position & Identifiers
RA
17h 31m 05.9s
Dec
-60° 41' 02.0"
Constellation
Ara
HR
6500
HIP
85727
Bayer
Delta
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Visibility
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Multiple Star System
Separation
3.1″
Companion Mag
14.2
Position Angle
67°
Star Colors
A: Blue-white
Discoverer
EHR 15
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 3.1″ · PA: 67° · 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 K0III, optical.
Pleiades group.
Survey Image
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