HIP 78849
HIP 78849
DoubleStar
Oph
Visible
Level 5
Expert level - Requires steady seeing
Physical Properties
Magnitude
6.53
Spectral Type
F2IV
Star Color
Yellow
(B-V 0.48)
Distance
271.8 ly
Position & Identifiers
RA
16h 05m 44.5s
Dec
-06° 17' 30.0"
Constellation
Oph
HR
5989
HIP
78849
Double Cat
9918
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Visibility
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Multiple Star System
Components
5
Component IDs
AP
Separation
0.6″
Companion Mag
9.0
Position Angle
72°
Star Colors
A: Yellow
Discoverer
BU 948
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 0.6″ · PA: 72° · N up, E left
Unresolved · 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
AB binary, B, 9.2v at 1"; C, 10.4 at 29" fixed; and D, 10.8 at 53" optical.
Other UBV: 6.55, 6.34 and 6.31V; +0.47, +0.41 and +0.44(B-V); +0.05, -0.04 and -0.05(U-B).
Survey Image
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