13 Sge
HIP 98438; 13 Sge
DoubleStar
Sge
Visible
Level 3
Medium telescope (6-8") - Requires steady seeing
Physical Properties
Magnitude
5.37
Variable Type
Slow Irregular Variable
Spectral Type
M4IIIa
Star Color
Red
(B-V 1.67)
Position & Identifiers
RA
20h 00m 03.3s
Dec
+17° 30' 60.0"
Constellation
Sge
HR
7645
HIP
98438
Flamsteed
13 Sge
Variable ID
VZ Sge
Double Cat
13230
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Visibility
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Multiple Star System
Separation
28.5″
Companion Mag
13.4
Star Colors
A: Red
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
Lb? 5.27 - 5.57V, 7.0 - 7.24p.
Survey Image
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