R Virginis — Variable Star in Virgo
Excellent (74/100)
Observe
1Physical Properties
Magnitude
7.08
Range
6.1 - 12.1
Period
146 days
Variable Type
Mira (Long-period Pulsating)
Spectral Type
M4.5IIIe
bright giant
Star Color
Red
(B-V 1.44)
Distance
233 ly
2Position & Identifiers
RA
12h 38m 30.0s
Dec
+06° 59' 18.0"
Constellation
Virgo
(Vir)
HR
4808
HIP
61667
HD
109914
SAO
119509
Variable ID
R Vir
Querying VizieR catalog...
3How easy to follow?
Magnitude
6.0 – 12.1 mag
Amplitude
6.1 mag
Period
146 d
Type
M
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | Imp. | Imp. | Imp. |
| 50 mm finder 50mm finder | V. hard | Imp. | Imp. |
| 150 mm telescope 150mm scope | Medium | Hard+ | Hard |
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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6Light Curve
7Comparison Stars for R Vir (6.0–12.1)
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
M 6.0 - 12.1v, 145.64d.
Probable Hyades group.
17
Light Travel Time Machine
18
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
