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Name
  PMAK V86  
AAVSO UID
000-BNT-161 (No observations)  
Constellation
Hercules Sequence
J2000.0
18 51 22.98 +22 46 15.2  (282.84576 +22.77089) Search nearby
B1950.0 18 49 16.59 +22 42 36.9
Galactic coord. 53.411 +10.177
Other names

(Internal only)
2MASS J18512298+2246152 ASAS J185123+2246.2 BD+22 3509
GSC 02109-01650 HD 343171 TIC 346958183
UCAC4 564-073803 USNO-A2.0 1125-10555906 USNO-B1.0 1127-0414028
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Variability type
EA+HB+DSCT
Spectral type A5
Mag. range
9.40 V (0.08)TESS
Discoverer Maksym Pyatnytskyy (PMAK (AAVSO))
Epoch
22 Nov 2011 (HJD 2455888.39) Ephemeris
Outburst --
Period 13.2982 d
Rise/eclipse dur. 3%  (0.40 d)
Remarks
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1 Pyatnytskyy, Maksym J-K= 0.26. Pulsations with periods P2= 0.049435 and P3= 0.052003 d, amplitude 0.005 TESS.
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References
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1 Huang, C. X.; et al., 2020, Photometry of 10 Million Stars from the First
Two Years of TESS Full Frame Images: Part I
2020arXiv201106459H
2 Pojmanski, G., 2002, The All Sky Automated Survey 2002AcA....52..397P
3 Nesterov, V. V.; et al., 1995, The Henry Draper Extension Charts: A
catalogue of accurate positions, proper motions, magnitudes and spectral
types of 86933 stars
1995A&AS..110..367N
External Links
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Images
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Supporting Documents
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5 Fourier Model Pyatnytskyy, Maksym 2021-01-06 17:02 UTC TESS QLP data outside of eclipses and Fourier model: P2= 0.049435 d, P3= 0.052003 d.
4 Phase Plot P3= 0.052003 d Pyatnytskyy, Maksym 2021-01-06 17:00 UTC Phase plot with TESS QLP data outside of eclipses. P3= 0.052003 d.
3 Phase plot P2= 0.049435 d Pyatnytskyy, Maksym 2021-01-06 16:59 UTC Phase plot with TESS QLP data outside of eclipses. P2= 0.049435 d.
2 Phase Plot P= 13.2982 d Pyatnytskyy, Maksym 2021-01-06 16:57 UTC Phase plot with TESS QLP and ASAS-3 data, P= 13.2982 d.
1 Light Curve Pyatnytskyy, Maksym 2021-01-06 16:56 UTC Light curve with TESS QLP data.
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Revision History
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1 Pyatnytskyy, Maksym 2021-01-07 15:13 UTC Initial submission. UCAC4 position. Spectral type from 1995A&AS..110..367N. Maximum magnitude from ASAS-3.