HIP 99968
HIP 99968
DoubleStar
Cyg
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.24
Spectral Type
K3.5IIab-IIb
Star Color
Red
(B-V 1.65)
Distance
815.4 ly
Position & Identifiers
RA
20h 16m 55.3s
Dec
+40° 21' 54.0"
Constellation
Cyg
HR
7759
HIP
99968
Double Cat
13640
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Visibility
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Multiple Star System
Components
3
Component IDs
AB
Separation
12.3″
Companion Mag
11.5
Position Angle
69°
Star Colors
A: Red
Discoverer
BU 661
Eyepiece View
80x
Dawes: 1.9″
TFOV: 0.6°
Realistic = true angular size
Sep: 12.3″ · PA: 69° · 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.
Survey Image
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