Delta Aps
HIP 80047; Delta1 Aps
Observable Double Star
Excellent (70/100)
Sep: 103.4", Companion: mag 5.4
HIP 80047; Delta1 Aps
DoubleStar
Aps
Visible
Level 1
Naked eye / Binoculars - Requires steady seeing
Physical Properties
Magnitude
4.68
Variable Type
Slow Irregular Variable
Spectral Type
M5IIIb
Star Color
Red
(B-V 1.69)
Distance
163.1 ly
Position & Identifiers
RA
16h 20m 20.8s
Dec
-78° 41' 45.0"
Constellation
Aps
HR
6020
HIP
80047
Bayer
Delta1
Variable ID
Del1 Aps
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
103.4″
Companion Mag
5.4
Companion Sp
K3
Position Angle
10°
Star Colors
A: Red
B: Orange
Discoverer
BSO 22
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 103.4″ · PA: 10° · 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
Lb? 4.66 - 4.87V.
Physical pair with HR 6021.
Survey Image
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