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Details for Revision 3
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Name
V4724 Sgr
AAVSO UID
000-BFJ-978 (No observations)
Constellation
J2000.0
B1950.0
18 09 01.33 -18 52 58.8
Galactic coord.
11.721 -0.180
Other names(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J18115787-1852125
ASAS J181157-1852.2
IRAS 18090-1853
IRC -20444
RAFGL 2087
[NB54] 240
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Variability type
M
Spectral type
M9
Mag. range
11.1 - <13.9 V
Discoverer
--
Epoch
Outburst
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Period
382 d
Rise/eclipse dur.
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Remarks
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1
Otero, Sebastian Alberto
VSP Note: 16.1 mag. star 8.6" to the N, 15.8 mag. star 17" to the S and 13.6v? star 21" to the SW.
2
Otero, Sebastian Alberto
J-K= 1.82. ASAS-3 magnitudes contaminated by the red star 2MASS J18115659-1852234 which might also be variable (V= 13.6 derived from UCAC3 and CMC14 but V= 14.2 derived from APASS r'; J-K= 1.46 sep. 21") and also by CMC14 J181157.7-185204 (V= 16.1:; sep. 8.6") and UCAC4 356-126455 (V= 15.8; sep. 17"). Range has been corrected.
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References
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1
Samus, N. N.; Kazarovets, E. V.; Durlevich, O. V.; et al., 2017, General
2017ARep...61...80S
2
Catalogue of Stellar Spectral Classifications (Skiff, 2014)
2014yCat....102023S
3
Catalogue of Stellar Spectral Classifications (Skiff, 2014)
2014yCat....102023S
4
G.Pojmanski, Acta Astronomica 52, 397, 2002.
2002AcA....52..397P
5
T. Kato, VSNET Newvar No. 175, 2000
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Location
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Supporting Documents
There are currently no supporting documents on file for this star.
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
4
Otero, Sebastian Alberto
2020-05-24 18:47 UTC
Position from the GCVS (November 2019 version).
3
Otero, Sebastian Alberto
2014-03-06 23:14 UTC
Primary record creation. Type, period, epoch and maximum magnitude from ASAS-3 data. Minimum magnitude derived from UCAC3. UCAC4 position.
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.
