MASTER OT J190519.41+301524.4 is an eclipsing VY Scl–type cataclysmic variable star in the constellation Vulpecula. In this close binary system, a white dwarf accretes material from a donor star via an accretion disk. The system exhibits deep V-shaped eclipses of about 2 magnitudes and has an orbital period of approximately 3.11 hours. It was discovered in 2014 and thoroughly characterized in 2016.

Photometry & Images

Catalogue Gaia
RA 286.330855634°
DEC 30.256800943°
U --
B --
V --
Parallax (mas) 0.87 ± 0.03
Light curve

TESS Data

sectors40 sectors53 sectors54

References

Martinelli F., Denisenko D. V. MASTER OT J190519. 41+ 301524.4: New Eclipsing Cataclysmic Variable of VY Scl Type //arXiv preprint arXiv:1609.09466. – 2016.