HIP 56809
HIP 56809
DoubleStar
UMa
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
6.44
Spectral Type
G0V
Star Color
Yellow
(B-V 0.56)
Distance
66.6 ly
Position & Identifiers
RA
11h 38m 44.9s
Dec
+45° 06' 31.0"
Constellation
UMa
HR
4486
HIP
56809
Double Cat
8250
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Visibility
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Multiple Star System
Components
5
Component IDs
AB
Separation
8.8″
Companion Mag
8.2
Companion Sp
K2V
Position Angle
245°
Star Colors
A: Yellow
B: Orange
Discoverer
STF1561
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 8.8″ · PA: 245° · 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
AB binary.
ADS 8250B, dK5, 23.5415d, K 25.8k/s, V0 -13.8k/s, asini 7.82.
0.044".
ADS 8250A, -18k/s; B -14k/s; C -40k/s.
Survey Image
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