VSX : Detail for PMAK V142

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Name

PMAK V142

AAVSO UID

000-BQF-215 (No observations)

Constellation

Lyra

Sequence

J2000.0

18 36 24.91 +29 57 35.4 (279.10379 +29.95983)

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B1950.0

18 34 29.21 +29 55 01.0

Galactic coord.

58.767 +16.154

Other names

(Internal only)

2MASS J18362491+2957353	AG+29 1864	BD+29 3297
GSC 02119-00532	PPM 107524	SAO 86238
TIC 27896467	TYC 2119-532-1

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Variability type

Spectral type

Mag. range

9.83 - 9.99 V

Discoverer

Maksym Pyatnytskyy (PMAK (AAVSO))

Epoch

02 Jul 2022 (HJD 2459763.414)

Ephemeris

Outburst

Period

12.34415 d

Rise/eclipse dur.

2.9% (0.358 d)

Remarks

Some references may be clicked to view in new window. Roll over index number to view submission details.

Pyatnytskyy, Maksym

J-K= 0.32, B-V= 0.64 (APASS DR9). Spectroscopic binary P= 12.3435 d (2022yCat.1357....0G). Eccentric system. Min II at phase= 0.57, depth 0.02 TESS, duration 2.3%.

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References

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1	Gaia collaboration; et al., 2022, Gaia Data Release 3 (Gaia DR3) Part 3 Non-single stars	2022yCat.1357....0G
2	Kochanek, C. S.; et al., 2017, The All-Sky Automated Survey for Supernovae (ASAS-SN) Light Curve Server v1.0	2017PASP..129j4502K
3	Ricker, G. R.; et al., 2014, Transiting Exoplanet Survey Satellite (TESS)	2014SPIE.9143E..20R
4	Butters, O. W.; et al., 2010, The first WASP public data release	2010A&A...520L..10B
5	Heckmann, O., 1975, AGK 3. Star catalogue of positions and proper motions north of -2.5 deg. declination	1975ascp.book.....H

External Links

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Location

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Images

Please review Digitized Sky Survey Acknowledgment and Copyright.

Size	5' x 5' (297 x 298 pixels)
Center	18 36 24.91 +29 57 35.4 (J2000)
Source	STScI
Survey	Red, all sky, 1.0 arcsec/pixel
	Negative

Supporting Documents

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3	Zoomed Phase Plot: Min II	Pyatnytskyy, Maksym	2025-05-28 10:34 UTC	Zoomed phase plot with TESS, ASAS-SN, and SuperWASP data: Min II.
2	Zoomed Phase Plot: Min I	Pyatnytskyy, Maksym	2025-05-28 10:33 UTC	Zoomed phase plot with TESS, ASAS-SN, and SuperWASP data: Min I.
1	Phase Plot	Pyatnytskyy, Maksym	2025-05-28 10:32 UTC	Phase plot with TESS, ASAS-SN, and SuperWASP data.