3 Vulpeculae — Star in Vulpecula
Observe
1Physical Properties
Magnitude
5.18
Range
5.17 - 5.23
Period
30.3 hours
Variable Type
Slowly Pulsating B Star
Spectral Type
B6III
giant
Star Color
Blue-white
(B-V -0.12)
2Position & Identifiers
RA
19h 22m 50.9s
Dec
+26° 15' 45.0"
Constellation
Vulpecula
(Vul)
HR
7358
HIP
95260
HD
182255
SAO
87136
Flamsteed
3 Vul
Querying VizieR catalog...
3How easy to spot?
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| Equipment | Bortle 3 | Bortle 4 | Bortle 5 |
|---|---|---|---|
| Naked eye Naked eye | Medium | Hard+ | 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
Jun – Aug
(peak: Jul)
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.
V473 Lyr
Pulsating variable, period 1.5d
Variable Star
mag 6.16
2.3°
Lyra
Albireo
HIP 95951; Beta2 Cygni; 6 Cygni
Colorful double, sep 34.7″
Double Star
mag 5.11
2.4°
Cygnus
M56
NGC 6779
Globular cluster — dense ball of ancient stars
Globular Cluster
mag 8.3
4.2°
Lyra
NGC 6823
Open cluster
Open Cluster
mag 7.1
5.5°
Vulpecula
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