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Latest Details
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Name
  NSV 19861  
AAVSO UID
--  
Constellation
Centaurus Sequence
J2000.0
13 33 11.33 -63 00 22.3  (203.29721 -63.00619) Search nearby
B1950.0 13 29 47.02 -62 44 58.6
Proper motion
RA: -15.5 +/- 2.2 mas/yDec: -5.6 +/- 2.2 mas/ySource: UCAC4
Galactic coord. 307.649 -0.517
Other names

(Internal only)
Please note that aliases shown in grey link to obsolete records.
2MASS J13331135-6300222 ASAS J133311-6300.3 ASASSN-V J133311.29-630022.7
EROS2-GSA J133311-630023 GDS_J1333114-630022 UCAC4 135-096712
USNO-B1.0 0269-0452793 [CKS91] 13297-6244  
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Variability type
EA
Spectral type --
Mag. range
14.2 - 14.9 V
Discoverer J. A. R. Caldwell et al.
Epoch
28 Mar 2018 (HJD 2458205.722) Ephemeris
Outburst --
Period 2.312133 d
Rise/eclipse dur. 16%  (8.88 h)
Remarks
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1 Otero, Sebastian Alberto Min II= 14.8 V. ASAS-SN and Caldwell magnitudes contaminated by nearby stars. Range has been corrected.
2 Otero, Sebastian Alberto J-K= 0.57; B-V= 0.80; Ic= 13.15
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References
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1 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
2 Derue F. et al., 2002, Astron. Astrophys. 389, 149 2002A&A...389..149D
3 J.A.R.Caldwell, M.J.Keane, P.L.Schechter, AJ 101, No.5, 1763, 1991. 1991AJ....101.1763C
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 12.33H = 11.94K = 11.76J - K = 0.57
AllWISE W1 = 11.67W2 = 11.77W3 = 9.15W4 = 6.91W1 - W2 = -0.10W3 - W4 = 2.25
APASS-DR9 B = 14.87V = 14.07g' = 14.47r' = 13.77i' = 13.46B - V = 0.80
Images
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Supporting Documents
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1 Phase plot Otero, Sebastian Alberto 2020-06-02 05:29 UTC Phase plot with ASAS-SN and Caldwell data.
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Revision History
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4 Otero, Sebastian Alberto 2020-06-02 05:29 UTC Period from ASAS-SN and 1991AJ....101.1763C data. Epoch, eclipse duration and range from ASAS-SN data. Gaia DR2 position.
3 Admin, VSX 2016-01-04 02:27 UTC Period based on data from the Bochum Galactic Disk Survey [2015AN....336..590H].
2 Otero, Sebastian Alberto 2014-01-11 02:08 UTC Primary record creation. Type and range from EROS, APASS and Caldwell (1991) data. Epoch from EROS data. UCAC4 position.
1 Admin, VSX 2005-12-18 01:33 UTC Preserved original object data.