Kappa Boo
HIP 69483; Kappa2 Boo; 17 Boo
Observable Double Star
Good (58/100)
Sep: 13.7", Companion: mag 6.6
HIP 69483; Kappa2 Boo; 17 Boo
DoubleStar
Boo
Visible
Level 2
Small telescope (4") - Requires steady seeing
Physical Properties
Magnitude
4.54
Range
4.5 - 4.58
Period
1.8 hours
Variable Type
Delta Scuti (Low Amplitude)
Spectral Type
A8IV
Star Color
Yellow-white
(B-V 0.20)
Distance
326.2 ly
Position & Identifiers
RA
14h 13m 29.0s
Dec
+51° 47' 25.0"
Constellation
Boo
HR
5329
HIP
69483
Bayer
Kappa2
Flamsteed
17 Boo
Variable ID
Kap2 Boo
Double Cat
9173
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Visibility
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Light Curve
Multiple Star System
Separation
13.7″
Companion Mag
6.6
Companion Sp
F1V
Position Angle
236°
Star Colors
A: Yellow-white
B: Yellow-white
Discoverer
STF1821
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 13.7″ · PA: 236° · 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
ADS 9173A, Delta Sct 4.50 - 4.58V, 0.06682 or 0.076242d. Possible beat period of about 16d.
Binary with HR 5328.
Sirius group? UMa stream.
0.017".
Asellus Tertius.
Survey Image
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