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HIP 104357 — Star in Equuleus

Magnitude 6.2m Star Equuleus (Equ) Visible
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1Physical Properties

Magnitude 6.15
Spectral Type K5III giant
Star Color Red (B-V 1.66)

2Position & Identifiers

RA 21h 08m 28.2s
Dec +06° 59' 22.0"
Constellation Equuleus (Equ)
HR 8090
HIP 104357
HD 201298
SAO 126566

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 Jul – Sep (peak: Aug)

5Survey Image

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Explore

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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

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.

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