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33 Piscium — Star in Pisces

Magnitude 4.6m Star Pisces (Psc) Visible
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1Physical Properties

Magnitude 4.61
Spectral Type K0IIIbCN-0.5 bright giant
Star Color Orange (B-V 1.04)
Distance 233 ly

2Position & Identifiers

RA 00h 05m 20.1s
Dec -05° 42' 27.0"
Constellation Pisces (Psc)
HR 3
HIP 443
HD 28
SAO 128572
Flamsteed 33 Psc
Variable ID Var?
SIMBAD

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 Aug – Oct (peak: Sep)

5Survey Image

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6

Size Comparison

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7

Compare Stars

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

Discover

14Stellar Notes

Amp. 0.05V.
72.93d, K 16.4k/s, V0 -6.6k/s, asini 15.8. Spectroscopic triple 5.0, 7.5v, 0.00003", third component 7.5v | at 0.002".
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.

30 Psc
Easy
Cool red giant
Star mag 4.41 0.9° Pisces
NGC 7832
Hard+
Edge-on galaxy
Galaxy mag 13.0 2.0° Pisces
AP Psc
Hard+
Variable star, range 6.0–6.3
Variable Star mag 6.07 3.3° Pisces
Show on Map

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The Hertzsprung-Russell Diagram — Reading Stars Like a Map
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