HIP 20446 — Star in Mensa
Observe
1Physical Properties
Magnitude
6.76
Spectral Type
A7IV-V
subgiant
Star Color
Yellow-white
(B-V 0.20)
2Position & Identifiers
RA
04h 22m 50.9s
Dec
-82° 53' 57.0"
Constellation
Mensa
(Men)
HR
1485
HIP
20446
HD
29598
SAO
258379
Querying VizieR catalog...
3How easy to spot?
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | V. hard+ | V. 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
Set a location in User Settings to see visibility data.
Best season
Oct – Dec
(peak: Nov)
5Survey Image
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Explore
6
Size Comparison
Querying VizieR for stellar data…
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
Discover
14Stellar Notes
Also classified ApSrEuCr.
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.
NGC 1841
Globular cluster — dense ball of ancient stars
Globular Cluster
mag 12.0
1.3°
Mensa
IC 2051
Barred spiral galaxy
Galaxy
mag 11.23
1.3°
Mensa
TZ Men
Eclipsing binary, period 8.6d
Variable Star
mag 6.20
2.6°
Mensa
BN Hyi
Easy double, sep 15.2″
Double Star
mag 5.57
4.9°
Hydrus
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Article
Mensa
Mythology, bright stars, and deep-sky highlights.
Constellation
