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Upsilon Piscis Austrini — Star in Piscis Austrinus

Magnitude 5.0m Star Piscis Austrinus (PsA) Visible
Star Map
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Observe

1Physical Properties

Magnitude 4.99
Spectral Type M1III giant
Star Color Red (B-V 1.48)
Distance 362 ly

2Position & Identifiers

RA 22h 08m 26.0s
Dec -34° 02' 38.0"
HR 8433
HIP 109289
HD 210066
SAO 213577
Bayer Upsilon

3How easy to spot?

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Equipment Bortle 3 Bortle 4 Bortle 5
Naked eye Medium Medium 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

6

Size Comparison

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Compare Stars

8

Spectral Classification

9

Hertzsprung-Russell Diagram

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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

Wolf 630 group.
Also classified K4.6Iab.
15

Light Travel Time Machine

16

Relativistic Travel

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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