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Latest Details
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Name
  Barlad V18  
AAVSO UID
000-BPS-786 (No observations)  
Constellation
Cassiopeia Sequence
J2000.0
23 54 07.65 +61 14 23.1  (358.53188 +61.23975) Search nearby
B1950.0 23 51 37.69 +60 57 41.3
Galactic coord. 116.093 -0.869
Other names

(Internal only)
2MASS J23540765+6114231 ALS 13281 GSC 04281-01516
LS I +60 58 TIC 470841380 TYC 4281-1516-1
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Variability type
BCEP+SPB:
Spectral type B0V
Mag. range
11.45 V (0.06)TESS
Discoverer Ciprian Vintdevara, Alexandru Dumitriu - Barlad Astronomical Observatory
Epoch
05 Jan 2022 (HJD 2459584.708) Ephemeris
Outburst --
Period 0.158429 d  (3.8023 h)
Rise/eclipse dur. --
Remarks
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1 Vintdevara, Ciprian Other period = 2.18412 d.
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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		 2020RNAAS...4..204H
2 Martin, N., 1972, Etude de la structure galactique a l'aide du
prisme-objectif: une region dans Cassiopee.		 1972A&A....17..253M
External Links
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Images
Please review Digitized Sky Survey Acknowledgment and Copyright.
Size 5' x 5' (297 x 298 pixels)
Center 23 54 07.65 +61 14 23.1 (J2000)
Source STScI
Survey

Red, all sky, 1.0 arcsec/pixel
  Negative
Supporting Documents
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4 JD Plot Vintdevara, Ciprian 2023-11-16 10:12 UTC JD Plot from TESS QLP Raw Sector 58, full sector.
3 JD Plot - Section Vintdevara, Ciprian 2023-11-16 10:11 UTC JD Plot from TESS QLP raw sector 58, zoomed in view.
2 Phase Plot 2.18d Period Vintdevara, Ciprian 2023-11-14 12:09 UTC Phase Plot with TESS data for 2.18d period
1 Phase Plot Vintdevara, Ciprian 2023-11-12 14:14 UTC Phase plot with TESS and Barlad data
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Revision History
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1 Vintdevara, Ciprian 2023-11-22 22:50 UTC Spectral type from 1972A&A....17..253M. Position and mean magnitude derived from Gaia DR3.

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