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Latest Details
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Name
  CzeV818  
AAVSO UID
--  
Constellation
Cepheus Sequence
J2000.0
21 41 15.41 +57 45 29.9  (325.31421 +57.75831) Search nearby
B1950.0 21 39 42.00 +57 31 47.7
Galactic coord. 99.700 +3.737
Other names

(Internal only)
2MASS J21411539+5745299 GSC 03975-00616 UCAC4 739-074367
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Variability type
ROT
Spectral type G
Mag. range
12.95 - 13.17 V
Discoverer Pavel Cagas
Epoch
16 Dec 2014 (HJD 2457007.855) Ephemeris
Outburst --
Period 0.402533 d  (9.6608 h)
Rise/eclipse dur. --
Remarks
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1 Peretto, Ivo Long-term spot cycle: 2900 d.
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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
3 Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0
2017PASP..129j4502K
4 Skarka, M.; Mašek, M.; Brát, L.; et al., 2017, CzeV - The Czech Variable
Star Catalogue
2017OEJV..185....1S
5 CzeV - The Czech Variable Star Catalogue, 2017, online data --
External Links
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Images
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Supporting Documents
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3 Phase Plot Peretto, Ivo 2023-12-11 22:07 UTC Phase plot with ASAS-SN, ZTF and SSV-UAI-GRAV data.
2 Phase Plot Long-Term Spot Cycle Peretto, Ivo 2023-12-11 21:09 UTC Long-term spot cycle phase plot with ASAS-SN, ZTF and SSV-UAI-GRAV data.
1 JD Plot Peretto, Ivo 2023-12-10 16:31 UTC JD plot with ASAS-SN, ZTF and SSV-UAI-GRAV data.
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Revision History
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2 Peretto, Ivo 2023-12-10 16:26 UTC Spectral type and position from Gaia DR3. Type, range, period and epoch from ASAS-SN, ZTF and SSV-UAI-GRAV data.
1 Admin, VSX 2019-09-18 01:23 UTC Preserved original object data.