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Name
  V0618 Sgr  
AAVSO UID
000-BCX-015 (12185 observations)  
Constellation
Sagittarius Sequence
J2000.0
18 07 57.21 -36 29 52.3  (271.98838 -36.49786) Search nearby
B1950.0 18 04 34.06 -36 30 19.4
Galactic coord. 355.766 -7.833
Other names

(Internal only)
2MASS J18075721-3629523 AAVSO 1801-36 AN 313.1933
CD-36 12244 HV 7203  
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Variability type
NC+NR+EA
Spectral type M6/7IIIe+WD
Mag. range
9.6 - 16.7 V
Discoverer --
Epoch
05 Oct 2018 (HJD 2458397) Ephemeris
Outburst --
Period 703 d
Rise/eclipse dur. 20%:  (141 d)
Remarks
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1 Otero, Sebastian Alberto First confirmed recurrent slow symbiotic nova.
2 Otero, Sebastian Alberto ASAS-SN magnitudes contaminated by UCAC4 268-153943 (V= 15.9; sep. 7"). Range has been corrected.
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References
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1 Merc, J.; Gális, R.; Velez, P.; et al., 2023, V618 Sgr: galactic eclipsing
symbiotic nova detected in repeated outbursts
2023MNRAS.523..163M
2 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
3 D. Kilkenny, 1989, The Observatory 109, 229 1989Obs...109..229K
4 F.Bateson, M.Morel, R.Winnett, Charts for Southern Variables, ser. 9, 1977. --
5 H.H.Swope, HA 90, N7, 1936. 1940AnHar..90..207S
External Links
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Images
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Supporting Documents
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Campaigns/Programs
 Legacy CVs
Revision History
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5 Otero, Sebastian Alberto 2023-07-27 21:34 UTC Type, spectral type, period, eclipse duration and epoch from 2023MNRAS.523..163M.
4 Otero, Sebastian Alberto 2022-07-13 15:30 UTC Maximum magnitude from AAVSO V data.
3 Otero, Sebastian Alberto 2019-02-26 00:16 UTC Range from ASAS-SN data. Spectral type from 1989Obs...109..229K. Gaia DR2 position.
2 Admin, VSX 2009-01-16 02:49 UTC Update from [1989Obs...109..229K].
1 Admin, VSX 2005-12-18 01:33 UTC Initial upload.