HR Pegasi — Variable Star in Pegasus
Good (51/100)
Observe
1Physical Properties
Magnitude
6.12
Range
6.12 - 6.49
Period
50 days
Variable Type
Semi-Regular Variable (Late-type Giant)
Spectral Type
S4+/1+
Star Color
Red
(B-V 1.77)
2Position & Identifiers
RA
22h 54m 35.7s
Dec
+16° 56' 30.0"
Constellation
Pegasus
(Peg)
HR
8714
HIP
113131
HD
216672
SAO
108246
Variable ID
HR Peg
Querying VizieR catalog...
3How easy to follow?
Magnitude
6.1 – 6.5 mag
Amplitude
0.4 mag
Period
50 d
Type
SRB
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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
Jul – Sep
(peak: Aug)
5Survey Image
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6Light Curve
7Comparison Stars for HR Peg (6.1–6.5)
Nearby stable stars for estimating brightness (AAVSO)
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Explore
8
Size Comparison
Querying VizieR for stellar data…
9
Compare Stars
10
Spectral Classification
11
Hertzsprung-Russell Diagram
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12
Stellar Lifecycle
13
Blackbody Spectrum
14
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
15
Stellar Fusion
Discover
16Stellar Notes
Amp. 0.2:V, 50:d.
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
Pegasus
Mythology, bright stars, and deep-sky highlights.
Constellation
