HIP 83857
HIP 83857
DoubleStar
Dra
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
6.46
Spectral Type
A1V
Star Color
White
(B-V 0.00)
Position & Identifiers
RA
17h 08m 17.1s
Dec
+50° 50' 32.0"
Constellation
Dra
HR
6383
HIP
83857
Double Cat
10369
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Visibility
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Multiple Star System
Components
3
Separation
18.6″
Companion Mag
11.0
Position Angle
279°
Star Colors
A: White
B: Orange
Discoverer
ES 77
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 18.6″ · PA: 279° · 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
The visual companion is optical. A companion at 0.168" has been discovered by speckle interferometry.
Survey Image
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