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Name
  TYC 3998-604-1  
AAVSO UID
000-BMQ-493 (No observations)  
Constellation
Cassiopeia Sequence
J2000.0
23 15 59.71 +54 21 29.8  (348.99879 +54.35828) Search nearby
B1950.0 23 13 44.13 +54 05 06.9
Galactic coord. 109.223 -5.953
Other names

(Internal only)
1SWASP J231559.71+542129.7 2MASS J 23155971+5421298 ASASSN-V J231559.66+542129.1
GSC 03998-00604 UCAC4 722-106350 USNO-A2.0 1425-14849252
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Variability type
EA
Spectral type --
Mag. range
12.75 - 14.24 V
Discoverer Mariusz Bajer
Epoch
27 Sep 2017 (HJD 2458023.726) Ephemeris
Outburst --
Period 1.824479 d
Rise/eclipse dur. 18%  (7.88 h)
Remarks
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1 Bajer, Mariusz Min II = 12.84 V. ASAS-SN magnitudes contaminated by 2MASS J23160098+5421343 (V= 15.9; sep 12"). SuperWASP magnitudes contaminated by 2MASS J23160098+5421343 (V= 15.9; sep 12"), 2MASS J23155936+5421033 (V= 15.0; sep. 27"), 2MASS J23160431+5421492 (V= 14.2; sep. 45") and 2MASS J23160241+5420519 (V= 15.1; sep. 45"). Range has been corrected. J-K= 0.22; B-V= 0.45.
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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 Butters, O. W.; et al., 2010, The first WASP public data release 2010A&A...520L..10B
External Links
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Images
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Supporting Documents
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1 TYC 3998-604-1 phase plot Bajer, Mariusz 2018-04-16 12:02 UTC Phase plot data from ASAS-SN and SuperWASP.
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Revision History
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1 Bajer, Mariusz 2018-04-17 03:53 UTC Initial submission.

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