HIP 91918
HIP 91918
DoubleStar
Sgr
Visible
Level 4
Large telescope (10"+) - Requires steady seeing
Physical Properties
Magnitude
4.87
Spectral Type
B2.5V
Star Color
Blue
(B-V -0.18)
Position & Identifiers
RA
18h 44m 19.4s
Dec
-35° 38' 31.0"
Constellation
Sgr
HR
7029
HIP
91918
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Visibility
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Multiple Star System
Separation
9.7″
Companion Mag
12.6
Position Angle
314°
Star Colors
A: Blue
Discoverer
B 942
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 9.7″ · PA: 314° · 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
Sco-Cen assoc.; member of the Sco-Cen cluster; member of Pleiades group.
Survey Image
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