R Sct
Showpiece (78/100)
HIP 92202
VariableStar
Sct
Visible
Level 1
Naked eye / Binoculars - Monitor brightness changes
Physical Properties
Magnitude
5.20
Range
4.2 - 8.6
Period
144 days
Variable Type
RV Tauri (Pulsating Supergiant)
Spectral Type
K0Ibp
Star Color
Red
(B-V 1.47)
Distance
3,262 ly
Position & Identifiers
RA
18h 47m 29.0s
Dec
-05° 42' 18.0"
Constellation
Sct
HR
7066
HIP
92202
Variable ID
R Sct
Querying VizieR catalog...
Visibility
Set a location in User Settings to see visibility data.
Light Curve
Comparison Stars for R Sct (4.5–8.2)
Nearby stable stars for estimating brightness (AAVSO)
Loading comparison stars…
Size Comparison
Querying VizieR for stellar data…
Stellar Lifecycle
Spectral Classification
Hertzsprung-Russell Diagram
Loading HR diagram…
Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Fusion
Stellar Notes
Discovered by Pigott in 1795. RVa 4.45 - 8.20V, 140.05d, period varies. Variable He 10830 and Ti emission. Largest | intrinsic polarization in UV at minimum light. Light and RV periods differ.
Sct OB2.
H alpha emission. Also classified G0eIa-K0pIb.
Survey Image
Loading survey image…