Pi Virginis — Star in Virgo
Observe
1Physical Properties
Magnitude
4.66
Spectral Type
A5V
Star Color
Yellow-white
(B-V 0.13)
Distance
155 ly
2Position & Identifiers
RA
12h 00m 52.4s
Dec
+06° 36' 51.0"
Constellation
Virgo
(Vir)
HR
4589
HIP
58590
HD
104321
SAO
119164
Bayer
Pi
Flamsteed
8 Vir
Querying VizieR catalog...
3How easy to spot?
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | Medium+ | Medium | 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
Feb – Apr
(peak: Mar)
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
5.0, 7.0v, sep. 0.011", 309.67297d, K 22.0k/s, V0 -18.8k/s, asini 80.6. Unresolved by speckle interferometry | 1982.17. | Massive invisible component.
UMa stream?
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.
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Article
Virgo
Mythology, bright stars, and deep-sky highlights.
Constellation
