Gamma Scuti — Star in Scutum
Observe
1Physical Properties
Magnitude
4.70
Spectral Type
A3Vn
Star Color
White
(B-V 0.06)
Distance
130 ly
2Position & Identifiers
RA
18h 29m 11.9s
Dec
-14° 33' 57.0"
Constellation
Scutum
(Sct)
HR
6930
HIP
90595
HD
170296
SAO
161520
Bayer
Gamma
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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
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Best season
May – Jul
(peak: Jun)
5Survey Image
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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
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14
Light Travel Time Machine
15
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.
NGC 6645
Open cluster
Open Cluster
mag 9.0
2.5°
Sagittarius
M16
Eagle Nebula
Emission nebula — try an OIII filter
Emission Nebula
mag 6.4
2.6°
Serpens
IC 1287
Reflection nebula around a bright star
Reflection Nebula
mag 6.10
3.8°
Scutum
IC 4715 C
Noteworthy asterism
Asterism
mag 4.50
3.9°
Sagittarius
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Article
Scutum
Mythology, bright stars, and deep-sky highlights.
Constellation
