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HIP 95582 — Star in Vulpecula

Magnitude 5.8m Star Vulpecula (Vul) Visible
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1Physical Properties

Magnitude 5.81
Spectral Type M0III giant
Star Color Red (B-V 1.55)

2Position & Identifiers

RA 19h 26m 28.7s
Dec +19° 53' 29.0"
Constellation Vulpecula (Vul)
HR 7391
HIP 95582
HD 182955
SAO 104839
Double Cat 12445
SIMBAD

3How easy to spot?

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Equipment Bortle 3 Bortle 4 Bortle 5
Naked eye Hard+ Hard V. hard+
50mm finder Easy Easy Easy
150mm scope Easy Easy Easy
Easy Medium Hard Very hard Impossible

Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs

4Visibility

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Best season Jun – Aug (peak: Jul)

5Survey Image

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6

Size Comparison

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7

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8

Spectral Classification

9

Hertzsprung-Russell Diagram

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Read: The Hertzsprung-Russell Diagram — Reading Stars Like a Map
10

Stellar Lifecycle

11

Blackbody Spectrum

12

Stellar Absorption Spectrum

Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.

13

Stellar Fusion

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14Stellar Notes

Components B, 10.8v at 27"; C, 10.46V, +0.61(B-V), +0.08(U-B), at 73" and P, 14.5v at 26" all optical.
Member of Collinder 399. See HR 7364.
Also classified K7I, M0.1II, M1III.

Nearby in the Sky

Other targets within a few degrees — pan your scope a little and keep exploring.

Visibility scores assume a 150 mm Newton at Bortle 4.

NGC 6802
Easy
Open cluster
Open Cluster mag 8.8 1.0° Vulpecula
U Sge
Easy
Eclipsing binary, period 3.4d
Variable Star mag 6.58 1.8° Sagitta
M71
NGC 6838
Easy
Globular cluster — dense ball of ancient stars
Globular Cluster mag 8.3 6.5° Sagitta
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