HIP 17735
HIP 17735
DoubleStar
Per
Visible
Level 4
Large telescope (10"+) - Requires steady seeing
Physical Properties
Magnitude
6.57
Spectral Type
B2.5V
Star Color
White
(B-V 0.08)
Distance
652.3 ly
Position & Identifiers
RA
03h 47m 52.6s
Dec
+33° 36' 00.0"
Constellation
Per
HR
1163
HIP
17735
Double Cat
2772
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Visibility
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Multiple Star System
Separation
3.3″
Companion Mag
9.4
Position Angle
13°
Star Colors
A: White
B: Yellow
Discoverer
STF 448
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 3.3″ · PA: 13° · 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
B-A varies from 2.8 to 4.3V. Uncertain which component varies.
Binary.
ADS 2772A, 1.9406d, K 82k/s, V0 +20k/s, msin3i 0.883, asini 2.19.
Per OB2.
Survey Image
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