Mu Lib
Observable Double Star
Fair (27/100)
Sep: 1.9", Companion: mag 6.6
HIP 72489; Mu Lib; 7 Lib
DoubleStar
Lib
Visible
Level 4
Large telescope (10"+) - Requires steady seeing
Physical Properties
Magnitude
5.31
Variable Type
Alpha2 CVn (Magnetic Rotating)
Spectral Type
A1pSrCrEu
Star Color
White
(B-V 0.07)
Distance
543.6 ly
Position & Identifiers
RA
14h 49m 19.1s
Dec
-14° 08' 56.0"
Constellation
Lib
HR
5523
HIP
72489
Bayer
Mu
Flamsteed
7 Lib
Double Cat
9396
Querying VizieR catalog...
Visibility
Set a location in User Settings to see visibility data.
Multiple Star System
Components
5
Component IDs
AB
Separation
1.9″
Companion Mag
6.6
Position Angle
8°
Star Colors
A: White
B: Yellow-white
Discoverer
BU 106
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 1.9″ · PA: 8° · N up, E left
Unresolved · Rayleigh: 2.3″ · Dawes: 1.9″ · Eff: 3.1″
Size Comparison
Querying VizieR for stellar data…
Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
Loading HR diagram…
Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Notes
ADS 9396AB, Alpha CV.
AB and AE binary. B = Am(A2/A6/A8)s. C and D optical. E 12.5v at 27".
Also classified A0III:pSrCr,s.
0.016".
Survey Image
Loading survey image…