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Name
  LAMOST J213710.42+402056.7  
AAVSO UID
000-BQD-020 (No observations)  
Constellation
Cygnus Sequence
J2000.0
21 37 10.42 +40 20 56.7  (324.29342 +40.34908) Search nearby
B1950.0 21 35 09.89 +40 07 25.4
Galactic coord. 87.605 -8.837
Other names

(Internal only)
1SWASP J213710.42+402056.6 2MASS J21371040+4020567 CMC15 J213710.4+402056
GSC 03187-00943 Gaia DR3 1966022688493284352 TIC 304968908
TYC 3187-943-1 UCAC4 652-103422 URAT1 652-484000
USNO-A2.0 1275-16133110 WISE J213710.42+402056.7  
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Variability type
ACV
Spectral type kA1hA6mA7SrCrEu
Mag. range
11.06 - 11.09 V
Discoverer J. Labadie-Bartz et al.
Epoch
25 May 2020 (HJD 2458994.85) Ephemeris
Outburst --
Period 3.401461 d
Rise/eclipse dur. --
Remarks
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References
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1 Labadie-Bartz, J.; et al., 2023, Photometric variability of the LAMOST
sample of magnetic chemically peculiar stars as seen by TESS
2023A&A...676A..55L
2 Hümmerich, S.; et al., 2020, A plethora of new, magnetic chemically
peculiar stars from LAMOST DR4
2020A&A...640A..40H
3 Butters, O. W.; et al., 2010, The first WASP public data release 2010A&A...520L..10B
External Links
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Images
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Supporting Documents
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1 Phase plot Whiting, Grace E. 2025-03-11 01:38 UTC This phase plot was created with SuperWASP and ASAS-SN V and g data.
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Revision History
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1 Whiting, Grace E. 2025-03-17 18:44 UTC Initial submission. Type, period, epoch and range from SuperWASP and ASAS-SN data. Spectral type from 2020A&A...640A..40H.