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Details for Revision 2
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Name
  V1918 Sgr  
AAVSO UID
000-BFG-321 (15 observations)  
Constellation
Sagittarius Sequence
J2000.0
18 37 34.79 -20 53 25.0  (279.39496 -20.89028) Search nearby
B1950.0 18 34 35.85 -20 56 02.2
Galactic coord. 12.733 -6.451
Other names

(Internal only)
2MASS J18373479-2053248 ASAS J183734-2053.4 ASASSN-V J183734.88-205324.8
ATO J279.3949-20.8902 EPIC 217259132 UCAC4 346-155384
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Variability type
IA:
Spectral type B:e
Mag. range
12.1 - 15.7 p
Discoverer --
Epoch
--
Outburst --
Period --
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Quasi-periodic outbursts from a B-type supergiant star. ASAS-SN and ASAS-3 magnitudes contaminated by 2MASS J18373439-2053343 (V= 18.1; sep. 11") and 2MASS J18373401-2053188 (V= 14.3; sep. 13"). Range has been corrected.
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References
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1 T. Kato, 2018, vsnet-chat #8201 --
2 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
3 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
4 D.Hoffleit, AJ 64, 241, 1959. 1959AJ.....64..241H
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Supporting Documents
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2 HJD light curve Otero, Sebastian Alberto 2020-02-07 23:28 UTC Light curve with ASAS-3 and ASAS-SN data.
1 Phase plot Otero, Sebastian Alberto 2020-02-07 23:27 UTC Phase plot with ASAS-SN and ASAS-3 data.
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Revision History
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3 Otero, Sebastian Alberto 2020-02-07 23:27 UTC Type, period, epoch and range from ASAS-SN and ASAS-3 data.
2 Admin, VSX 2010-01-04 23:43 UTC Position updated from the GCVS version of November 2009.
1 Admin, VSX 2005-12-17 20:33 UTC Initial upload.