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Name
  ASASSN-V J021757.82+590552.0  
AAVSO UID
000-BQB-062 (3 observations)  
Constellation
Cassiopeia Sequence
J2000.0
02 17 57.82 +59 05 52.0  (34.49092 +59.09778) Search nearby
B1950.0 02 14 21.89 +58 52 01.5
Galactic coord. 133.851 -1.927
Other names

(Internal only)
2MASS J02175782+5905520 ASASSN-V J021757.62+590551.9 GSC 03698-02921
IRAS 02143+5852 IRCO 3545 TIC 26454890
UCAC4 746-021732 USNO-A2.0 1425-03217818 USNO-B1.0 1490-0075932
WISEA J021757.82+590551.9 ZTF J021757.80+590552.1 ZTF17aabuuwi
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Variability type
CWA
Spectral type F7Ie
Mag. range
13.99 - 15.19 g
Discoverer ASAS-SN
Epoch
25 Dec 2017 (HJD 2458112.765) Ephemeris
Outburst --
Period 24.91 d
Rise/eclipse dur. --
Remarks
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1 Otero, Sebastian Alberto Period changes. Also long-term RVB-like modulation with P ~870 d. more evident in the r-band. ASAS-SN magnitudes contaminated by TYC 3698-2885-1 (V= 11.0; sep. 24").
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References
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1 Chen, X.; et al., 2020, The Zwicky Transient Facility Catalog of Periodic
Variable Stars
2020ApJS..249...18C
2 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive
2019PASP..131a8003M
3 T. Jayasinghe, K. Z. Stanek, C. Kochanek, et al., 2019 (in preparation) --
4 Suárez, O.; García-Lario, P.; Manchado, A.; et al., 2006, A spectroscopic
atlas of post-AGB stars and planetary nebulae selected from the IRAS point
source catalogue
2006A&A...458..173S
External Links
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Images
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Supporting Documents
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3 JD light curve Otero, Sebastian Alberto 2024-07-26 16:05 UTC JD light curve with ZTF r-band data from the NASA/IPAC Infrared Science Archive, showing the long term RVB-like modulation.
2 Phase plot - Long period Otero, Sebastian Alberto 2024-07-26 16:03 UTC Phase plot with ZTF r-band data from the NASA/IPAC Infrared Science Archive, showing the long RVB-like modulation.
1 Phase plot Otero, Sebastian Alberto 2024-07-26 16:01 UTC Phase plot with ZTF g-band data from the NASA/IPAC Infrared Science Archive, showing the period changes and the main pulsation period.
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Revision History
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2 Otero, Sebastian Alberto 2024-07-26 16:01 UTC Type from 2020ApJS..249...18C. Period and range from ZTF data. Spectral type from 2006A&A...458..173S.
1 Admin, VSX 2019-06-26 01:34 UTC Preserved original object data.