19 Oph
HIP 82162; 19 Oph
DoubleStar
Oph
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
6.10
Spectral Type
A3V
Star Color
White
(B-V 0.14)
Position & Identifiers
RA
16h 47m 09.8s
Dec
+02° 03' 52.0"
Constellation
Oph
HR
6232
HIP
82162
Flamsteed
19 Oph
Double Cat
10207
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
24.0″
Companion Mag
9.7
Position Angle
88°
Star Colors
A: White
B: Yellow
Discoverer
STF2096
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 24.0″ · PA: 88° · 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.
Survey Image
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