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Latest Details
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Name
  STSP J222155.69+613743.0  
AAVSO UID
--  
Constellation
Cepheus Sequence
J2000.0
22 21 55.69 +61 37 43.0  (335.48204 +61.62861) Search nearby
B1950.0 22 20 13.45 +61 22 32.7
Galactic coord. 106.129 +3.735
Other names

(Internal only)
2MASS J22215568+6137429 GSC2.3 N1C3038267 URAT1 759-324490
USNO-A2.0 1500-09020922 USNO-B1.0 1516-0330049 ZTF J222155.68+613743.0
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Variability type
EA
Spectral type A
Mag. range
15.35 - 16.11 r
Discoverer Jiashuo Zhang; B. Sesar et al. (Pan-STARRS)
Epoch
11 Sep 2018 (HJD 2458372.784) Ephemeris
Outburst --
Period 2.94378 d
Rise/eclipse dur. 7%  (4.9 h)
Remarks
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1 VSX Admin Eccentric system. Min II = 15.93 r at phase 0.453.
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References
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1 Creevey, O. L.; et al., 2022, 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
3 Sesar, B.; et al., 2017, Machine-learned Identification of RR Lyrae Stars
from Sparse, Multi-band Data: The PS1 Sample
2017AJ....153..204S
External Links
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Images
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Supporting Documents
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Revision History
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1 Admin, VSX 2025-02-22 16:26 UTC Initial database population.