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Latest Details
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Name
  NADA-V38  
AAVSO UID
000-BMT-685 (No observations)  
Constellation
Cygnus Sequence
J2000.0
21 07 33.49 +38 45 34.9  (316.88954 +38.75969) Search nearby
B1950.0 21 05 36.46 +38 33 26.1
Galactic coord. 82.414 -5.907
Other names

(Internal only)
2MASS J21073347+3845347 ASASSN-V J210733.42+384534.0 ATO J316.8895+38.7596
CMC15 J210733.4+384534 GSC2.3 N353040845 KEWA V1
UCAC4 644-101895 URAT1 644-470887 USNO-A2.0 1275-14762562
USNO-B1.0 1287-0443966 XMMOM J210733.5+384534  
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Variability type
SR
Spectral type --
Mag. range
14.3 - 15.1 V
Discoverer Adam Nowak, Karol Masztalerz
Epoch
12 Jul 2015 (HJD 2457216.0) Ephemeris
Outburst --
Period 50.2 d
Rise/eclipse dur. --
Remarks
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1 Nowak, Adam B-V= 1.55, J-K= 1.39.
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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
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Images
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Supporting Documents
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5 JD plot Nowak, Adam 2020-12-24 17:25 UTC JD plot with newest ASAS-SN data.
4 Phase plot Nowak, Adam 2019-04-23 03:20 UTC
3 JD plot Nowak, Adam 2019-04-19 03:01 UTC
2 PossibleFlare Masztalerz, Karol 2018-09-05 22:17 UTC Possible flare observation by Karol Masztalerz and repeated post-flare observation by Adam Nowak, 1.20 mag amplitude, GSO #25A filter.
1 Phase curve:2MASS J21073102+3844253 (ASAS-SN) Masztalerz, Karol 2018-09-02 23:00 UTC Phase curve data from ASAS-SN separated for each year (2015-2018)
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Revision History
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3 Nowak, Adam 2020-12-24 17:25 UTC Gaia EDR3 position. Several names addes, primary name changed. Minimum magnitude updated according to newest ASAS-SN g-band data. Added new JD plot with newest data.
2 Nowak, Adam 2019-04-19 03:01 UTC Type, period and epoch from ASAS-SN data.
1 Masztalerz, Karol 2018-09-05 23:55 UTC Gaia DR2 Position

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