Observe
1Physical Properties
Magnitude
6.07
Range
6.04 - 6.35
Period
96 days
Variable Type
Ellipsoidal Variable
Spectral Type
K2III+F
Star Color
Red
(B-V 1.38)
2Position & Identifiers
RA
00h 08m 12.1s
Dec
-02° 26' 52.0"
Constellation
Pisces
(Psc)
HR
14
HIP
664
HD
352
Variable ID
AP Psc
Querying VizieR catalog...
3How easy to follow?
Magnitude
6.0 – 6.4 mag
Amplitude
0.3 mag
Period
96.44 d
Type
ELL/RS
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | V. hard | V. hard | Imp. |
| 50 mm finder 50mm finder | Hard+ | Hard+ | Hard+ |
| 150 mm telescope 150mm scope | Hard+ | Hard+ | Hard+ |
Easy
Medium
Hard
Very hard
Impossible
Bortle 3 = rural · 4 = outer suburbs · 5 = suburbs
Out of reach for typical amateur telescopes, even at Bortle 3.
4Visibility
Set a location in User Settings to see visibility data.
Best season
Aug – Oct
(peak: Sep)
5Light Curve
6Comparison Stars for AP Psc (6.0–6.3)
Nearby stable stars for estimating brightness (AAVSO)
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Explore
7
Size Comparison
Querying VizieR for stellar data…
8
Compare Stars
9
Spectral Classification
10
Hertzsprung-Russell Diagram
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11
Stellar Lifecycle
12
Blackbody Spectrum
13
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
14
Stellar Fusion
Discover
15Stellar Notes
Giant eclipsing binary. Amp. =>0.2V. Period close to SB. Also classified as ellipsoidal var.
SB1. Blue companion?
6.5 K2III, 8.5v F:, sep. 0.002", 96.41d, K 23.8k/s, V0 +1.1k/s, asini 31.3.
5 Cet in Psc.
Survey Image
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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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Article
Pisces
Mythology, bright stars, and deep-sky highlights.
Constellation
