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Name
  NSV 11516  
AAVSO UID
--  
Constellation
Scutum Sequence
J2000.0
18 55 07.07 -10 48 22.4  (283.77946 -10.80622) Search nearby
B1950.0 18 52 20.92 -10 52 15.7
Proper motion
RA: -6.4 +/- 5.3 mas/yDec: 8.6 +/- 5.4 mas/ySource: UCAC4
Galactic coord. 23.698 -5.712
Other names

(Internal only)
2MASS J18550707-1048223 ATO J283.7794-10.8062 GSC2.3 SA4Z023451
Gaia DR3 4202189581497302528 NPM2 -10.1593 UCAC4 396-101379
USNO-B1.0 0791-0502745    
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Variability type
EA
Spectral type A
Mag. range
15.66 - 16.38 r
Discoverer Margaret Harwood
Epoch
24 Nov 2021 (HJD 2459542.557) Ephemeris
Outburst --
Period 1.235795 d
Rise/eclipse dur. 15%  (4.45 h)
Remarks
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1 Otero, Sebastian Alberto Min II= 15.83 r.
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References
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1 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive
2019PASP..131a8003M
2 Hanson R.B., Klemola A.R., Jones B.F., Monet D.G., 2004, AJ 128, 1430 2004AJ....128.1430H
3 M.Harwood, Leid Ann 21, No.8, 387, 1962. 1962AnLei..21..385H
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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 = 14.51H = 14.21K = 14.21J - K = 0.30
Images
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Supporting Documents
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Revision History
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3 Otero, Sebastian Alberto 2025-04-07 20:33 UTC Type, period, epoch, eclipse duration and range from ZTF data. Gaia DR3 position.
2 Admin, VSX 2007-03-23 20:07 UTC Position from the Lick NPM2 catalog [2004AJ....128.1430H].
1 Admin, VSX 2005-12-18 01:33 UTC Initial database population.