Astronomy:OGLE-2018-BLG-0799Lb

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Short description: Sub-Saturn exoplanet orbiting OGLE-2018-BLG-0799L
OGLE-2018-BLG-0799Lb
Discovery[1]
Discovery siteOGLE
Discovery dateOctober 2020
(published August 2022)
Gravitional Microlensing
Orbital characteristics
1.38+0.61
−0.31
Physical characteristics
Mass0.22 MJ


OGLE-2018-BLG-0799Lb is a sub-Saturn-mass exoplanet discovered by the Optical Gravitational Lensing Experiment (OGLE) collaboration, through a gravitational microlensing event that occurred in May 2018. The discovery was announced in October 2020, and published in August 2022.[1]

It has a mass of 0.22 Jupiter masses and is 14,400 light years away from earth. It orbits a dwarf star of approximately 0.08 solar masses.[1][2]

References

  1. ↑ 1.0 1.1 1.2 Zang, Weicheng; Shvartzvald, Yossi; Udalski, Andrzej; Yee, Jennifer C.; Lee, Chung-Uk; Sumi, Takahiro; Zhang, Xiangyu; Yang, Hongjing et al. (August 2022). "OGLE-2018-BLG-0799Lb: a q∼2.7×10−3 planet with Spitzer parallax". Monthly Notices of the Royal Astronomical Society 514 (4): 5952–5968. doi:10.1093/mnras/stac1631. Bibcode: 2022MNRAS.514.5952Z. 
  2. ↑ "New sub-Saturn-mass exoplanet discovered" (in en). https://phys.org/news/2020-10-sub-saturn-mass-exoplanet.html. 



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