HIP 91235
HIP 91235
DoubleStar
Lyr
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.42
Variable Type
Alpha2 CVn (Magnetic Rotating)
Spectral Type
B8II-IIIpHg
Star Color
Blue-white
(B-V -0.10)
Distance
465.9 ly
Position & Identifiers
RA
18h 36m 37.2s
Dec
+33° 28' 08.0"
Constellation
Lyr
HR
6997
HIP
91235
Double Cat
11504
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Visibility
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Multiple Star System
Separation
7.2″
Companion Mag
9.4
Position Angle
204°
Star Colors
A: Blue-white
B: Yellow
Discoverer
STF2349
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 7.2″ · PA: 204° · 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
Alpha CV?, 5.40 - 5.45V.
ADS 11504A, 1675d, K 3.2k/s, V0 -26.9k/s, asini 72.8. K-line sometimes double; strong interstellar component in red | wing.
Pleiades group.
HgMn star.
0.005".
Survey Image
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