72 Her
HIP 84862; 72 Her
DoubleStar
Her
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.39
Spectral Type
G0V
Star Color
Yellow
(B-V 0.62)
Distance
47.3 ly
Position & Identifiers
RA
17h 20m 39.6s
Dec
+32° 28' 04.0"
Constellation
Her
HR
6458
HIP
84862
Flamsteed
72 Her
Double Cat
10488
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
308.1″
Companion Mag
10.8
Position Angle
340°
Star Colors
A: Yellow
Discoverer
DOR 1
Eyepiece View
32x
Dawes: 1.9″
TFOV: 1.6°
Realistic = true angular size
Sep: 308.1″ · PA: 340° · 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. 0.4V.
B not CPM; optical.
Survey Image
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