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Latest Details
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Name
  STSP J054022.90+253212.4  
AAVSO UID
000-BQD-350 (No observations)  
Constellation
Taurus Sequence
J2000.0
05 40 22.90 +25 32 12.4  (85.09542 +25.53678) Search nearby
B1950.0 05 37 17.41 +25 30 40.0
Galactic coord. 182.282 -2.776
Other names

(Internal only)
2MASS J05402290+2532124 GSC2.3 N9TH019628 IPHAS J054022.90+253212.4
LAMOST J054022.90+253212.4 URAT1 578-072861 USNO-A2.0 1125-02674336
USNO-B1.0 1155-0082974 ZTF J054022.90+253212.4  
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Variability type
RS
Spectral type K3
Mag. range
16.10 - 16.55 r
Discoverer Jiashuo Zhang
Epoch
26 Nov 2018 (HJD 2458448.904) Ephemeris
Outburst --
Period 31.42 d
Rise/eclipse dur. --
Remarks
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References
Click reference title/citation to view in new window. Roll over index number to view submission details.
1 Masci, F. J.; et al., 2019, The Zwicky Transient Facility: Data Processing,
Products, and Archive		 2019PASP..131a8003M
2 Bai, Yu.; et al., 2018, The UV Emission of Stars in the LAMOST Survey. I.
Catalogs		 2018ApJS..235...16B
External Links
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Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 05 40 22.90 +25 32 12.4 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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2 Light Curve Zhang, Jiashuo 2025-03-19 10:15 UTC
1 Phase Plot Zhang, Jiashuo 2025-03-19 10:15 UTC Phase plot with ZTF data.
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Revision History
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1 Zhang, Jiashuo 2025-04-04 15:23 UTC Gaia DR3 position. Spectral type from 2018ApJS..235...16B.

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