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Name
  NSVS J2014131+122830  
AAVSO UID
--  
Constellation
Aquila Sequence
J2000.0
20 14 11.77 +12 28 06.9  (303.54904 +12.46858) Search nearby
B1950.0 20 11 50.34 +12 18 57.5
Proper motion
RA: -5.3 +/- 5.2 mas/yDec: -2.9 +/- 5.2 mas/ySource: UCAC4
Galactic coord. 53.867 -12.039
Other names

(Internal only)
2MASS J20141176+1228066 ASAS J201412+1228.1 Dauban V450
GSC2.3 N1UQ005864 NSVS 11362305 SDSS9 J201411.76+122806.7
UCAC4 513-125395 USNO-B1.0 1024-0675424  
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Variability type
M
Spectral type --
Mag. range
13.3 - <17.0 V
Discoverer --
Epoch
23 May 2009 (HJD 2454975.0) Ephemeris
Outburst --
Period 229.5 d
Rise/eclipse dur. --
Remarks
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1 Siarhey, Hadon J-K= 1.12. NSVS magnitudes are contaminated by 2MASS J20141211+1227363 (J-K= 0.63, V= 16.8, sep. 30"), 2MASS J20141076+1228351 (J-K= 0.49, V= 17.3, sep. 32"), 2MASS J20140954+1228070 (J-K= 0.79, V= 17.5, sep. 33"), 2MASS J20141258+1227347(J-K= 0.70, V= 15.2, sep. 34"), 2MASS J20141112+1227323 (J-K= 0.46, V= 16.7, sep. 35"), 2MASS J20141011+1227282 (J-K= 0.57, V= 15.6, sep. 45"), 2MASS J20141402+1228430 (J-K= 0.92, V= 13.0, sep. 49"). Range has been corrected.
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References
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1 Northern Sky Variability Survey, Wozniak, P.R., et al., 2004 2004AJ....127.2436W
2 J. Caron, F. Kugel, 2013, Dauban survey --
3 J. Caron, F. Kugel, 2014, Dauban survey (online data) --
4 Williams S.J., Wozniak P.R., Vestrand W.T., Gupta V., 2004, Unspecified
slow variables
--
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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 = 9.15H = 8.31K = 8.03J - K = 1.12
AllWISE W1 = 7.66W2 = 7.36W3 = 6.81W4 = 6.26W1 - W2 = 0.30W3 - W4 = 0.55
APASS-DR9 B = 15.94V = 14.46g' = 15.11r' = 13.77i' = 11.77B - V = 1.49
SDSS-DR12 u = 19.21g = 18.13r = 16.20i = 15.45z = 12.20u - g = 1.08r - i = 0.75
Images
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Supporting Documents
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1 Phase plot 229.5 Siarhey, Hadon 2015-01-20 19:35 UTC
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Revision History
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3 Siarhey, Hadon 2015-01-19 19:08 UTC Type and period from ASAS-3, NSVS, APASS and Dauban survey data. Epoch and maximum magnitude from ASAS-3 data. Minimum magnitude derived from SDSS. UCAC4 position.
2 Admin, VSX 2014-03-24 21:25 UTC Update from [J. Caron, F. Kugel, 2013, Dauban survey].
1 Admin, VSX 2007-03-23 16:09 UTC Initial upload.