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Details for Revision 1
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Name
RY Sgr
AAVSO UID
000-BCG-016 (51953
observations
)
Constellation
Sagittarius
Sequence
J2000.0
19 16 32.80 -33 31 20.0 (289.13667 -33.52222)
Search nearby
B1950.0
19 13 17.09 -33 36 41.8
Galactic coord.
4.431 -19.448
Other names
(Internal only)
AAVSO 1910-33
ASAS J191633-3331.3
CD-33 14076
CPD-33 5553
HD 180093
HIP 94730
HR 7296
RAFGL 5559
SAO 211117
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Variability type
RCB
Spectral type
G0Iaep(C1,0)
Mag. range
5.8 - 14 V
Discoverer
--
Epoch
--
Outburst
--
Period
--
Rise/eclipse dur.
--
Remarks
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1
GCVS Team
VB A (B 15.69m, 12"). There are pulsational light variations (0.1m < A < 1.5m) with the elements: Max = 2433670 + 38.6056d*E - 78d*10**(-5)*E**2. light curve [M.Verdenet, BAFOEV 17, N3, 106, 1981.,
M.W.Mayall, JRAS Can 66, 233, 1972.
]; spectrum description [
J.B.Alexander, P.J.Andrews, R.M. Catchpole, M.W.Feast, T.Lloyd Evans, J.W.Menzies, P.N.J.Wisse, M.Wisse, MN 158, 305-360, 1972.
].
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References
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1
Tisserand, P.; Clayton, G. C.; Bessell, M. S.; et al., 2020, A plethora of
new R Coronae Borealis stars discovered from a dedicated spectroscopic
follow-up survey
2020A&A...635A..14T
2
The All Sky Automated Survey
2002AcA....52..397P
3
H.G.Marraco, G.E.Milesi, AJ 87, 1775, 1982.
1982AJ.....87.1775M
4
E.C. Pickering, 1896, Harvard College Observatory Circular 7, 1
1896HarCi...7....1P
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Supporting Documents
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Campaigns/Programs
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
5
Otero, Sebastian Alberto
2020-06-10 02:48 UTC
Reference to
2020A&A...635A..14T
added. Gaia DR2 position.
4
Admin, VSX
2012-12-28 00:42 UTC
Update from [
1896HarCi...7....1P
].
3
Otero, Sebastian Alberto
2012-11-23 21:45 UTC
Period and epoch from ASAS-3 data.
2
Admin, VSX
2010-01-05 04:43 UTC
Position updated from the GCVS version of November 2009.
1
Admin, VSX
2005-12-18 01:33 UTC
Initial upload.
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The International Variable Star Index
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Version 1.1 [C]
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