Mufrid
Eta Boo
HIP 67927; Eta Boo; 8 Boo
DoubleStar
Boo
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
2.68
Spectral Type
G0IV
Star Color
Yellow
(B-V 0.58)
Distance
37.0 ly
Position & Identifiers
RA
13h 54m 41.1s
Dec
+18° 23' 52.0"
Constellation
Boo
HR
5235
HIP
67927
Bayer
Eta
Flamsteed
8 Boo
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Visibility
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Multiple Star System
Separation
114.3″
Companion Mag
10.0
Position Angle
85°
Star Colors
A: Yellow
Discoverer
SHJ 169
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 114.3″ · PA: 85° · 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
A* 2.68 G0IV. Visual component 8.8v at 113" optical.
494.173d, K 8.4k/s, V0 +1.0k/s, asini 55.1. Unresolved by speckle interferometry.
Mufrid; Muphrid; Mufride; Muphride.
Survey Image
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