HIP 10871 — Star in Horologium
Observe
1Physical Properties
Magnitude
5.81
Spectral Type
K5III
giant
Star Color
Red
(B-V 1.55)
2Position & Identifiers
RA
02h 19m 54.3s
Dec
-55° 56' 41.0"
Constellation
Horologium
(Hor)
HR
688
HIP
10871
HD
14641
SAO
232717
Querying VizieR catalog...
3How easy to spot?
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | Hard+ | Hard | V. hard+ |
| 50 mm finder 50mm finder | Easy | Easy | Easy |
| 150 mm telescope 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
Sep – Nov
(peak: Oct)
5Survey Image
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Explore
6
Size Comparison
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7
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
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.
Achernar
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Double Star
mag 0.46
5.9°
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Semi-regular variable, range 5.5–6.0
Variable Star
mag 5.74
7.4°
Horologium
C87
NGC 1261
Globular cluster — dense ball of ancient stars
Globular Cluster
mag 8.4
7.4°
Horologium
NGC 1249
Barred spiral galaxy
Galaxy
mag 12.0
7.7°
Horologium
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Mythology, bright stars, and deep-sky highlights.
Constellation
