RS Oph
Observable Variable Star
Good (43/100)
Range: 4.3 - 12.5, Period: 453.6d, Type: NR+LB
HR 9129
VariableStar
Oph
Visible
Level 2
Small telescope (4") - Monitor brightness changes
Physical Properties
Magnitude
4.30
Range
4.3 - 12.5
Period
453.600 days
Variable Type
Recurrent Nova
Spectral Type
Peculiar
Position & Identifiers
RA
17h 50m 13.0s
Dec
-06° 42' 28.0"
Constellation
Oph
HR
9129
Variable ID
RS Oph
Visibility
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Comparison Stars for RS Oph
Nearby stable stars for estimating brightness (AAVSO)
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Stellar Lifecycle
Spectral Classification
Blackbody Spectrum
Stellar Absorption Spectrum
Simulated absorption spectrum based on spectral type. Hover over lines to identify elements.
Stellar Notes
Recurrent Nova; Recurrent nova; Last eruption 2021
Survey Image
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