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Name
  VSSP J221037.59+553506.3  
AAVSO UID
000-BQJ-287 (No observations)  
Constellation
Cepheus Sequence
J2000.0
22 10 37.59 +55 35 06.3  (332.65663 +55.58508) Search nearby
B1950.0 22 08 48.80 +55 20 17.9
Galactic coord. 101.535 -0.459
Other names

(Internal only)
2MASS J22103757+5535062 GSC2.3 N1B0074988 TIC 329285526
USNO-A2.0 1425-12938237 USNO-B1.0 1455-0388471 ZTF J221037.57+553506.2
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Variability type
EA/HW
Spectral type O
Mag. range
15.66 - 15.97 r
Discoverer Hua Luo, Wenjie Zhou, Yanxi Li, Leiming Tang, Shuming Wang, Zhuoyang Chen, Jingyuan Zhao, Guoyou Sun, Mi Zhang, Xing Gao (Xingming Obs)
Epoch
18 Oct 2020 (HJD 2459140.723) Ephemeris
Outburst --
Period 3.0365 d
Rise/eclipse dur. 8%  (6 h)
Remarks
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1 Luo, Hua Min II= 15.68 r.
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References
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1 Creevey, O. L.; et al., 2023, Gaia Data Release 3: Astrophysical parameters
inference system (Apsis) I -- methods and content overview		 2023A&A...674A..26C
2 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive		 2019PASP..131a8003M
External Links
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Images
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Supporting Documents
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1 Phase plot Luo, Hua 2025-11-29 14:01 UTC Phase plot with ZTF data.
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Revision History
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1 Luo, Hua 2025-12-05 18:46 UTC Gaia DR3 position. Spectral type from 2023A&A...674A..26C.

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