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HIP 112731 — Star in Lacerta

Magnitude 5.4m Star Lacerta (Lac) Visible
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1Physical Properties

Magnitude 5.43
Spectral Type K1III giant
Star Color Red (B-V 1.17)

2Position & Identifiers

RA 22h 49m 46.2s
Dec +55° 54' 10.0"
Constellation Lacerta (Lac)
HR 8688
HIP 112731
HD 216174
SAO 34858

3How easy to spot?

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Equipment Bortle 3 Bortle 4 Bortle 5
Naked eye Medium Hard+ 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 Jul – Sep (peak: Aug)

5Survey Image

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Size Comparison

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Spectral Classification

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Hertzsprung-Russell Diagram

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Stellar Lifecycle

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Blackbody Spectrum

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Stellar Absorption Spectrum

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

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Stellar Fusion

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