TOI-640 b explained

Extrasolarplanet:	yes
TOI-640 b
Apsis:	astron
Discovery Site:	Transiting Exoplanet Survey Satellite
Discovered:	2021
Discovery Method:	Transit
Semimajor:	0.06608 AU
Eccentricity:	0.050
Period:	5.0037775 d
Inclination:	82.54 °
Mean Radius:	1.72
Density:	0.138 g/cm³
Mass:	0.57
Single Temperature:	1816K

TOI-640 b is an exoplanet that was suspected since 2019. Its discovery has been confirmed by the TESS team in January 2021. It is located 1115 light years away from Earth, orbiting a primary F-class star in a binary star system with red dwarf and has an orbital period of 5 days.^{[1] [2]}

The planet orbits its host star nearly over poles, misalignment between the orbital plane and equatorial plane of the star been equal to 104°

Notes and References

1. Rodriguez . Joseph E. . Quinn . Samuel N. . Zhou . George . Vanderburg . Andrew . Nielsen . Louise D. . Wittenmyer . Robert A. . Brahm . Rafael . Reed . Phillip A. . Huang . Chelsea X. . Vach . Sydney . Ciardi . David R. . Oelkers . Ryan J. . Stassun . Keivan G. . Hellier . Coel . Gaudi . B. Scott . Eastman . Jason D. . Collins . Karen A. . Bieryla . Allyson . Christian . Sam . Latham . David W. . Carleo . Ilaria . Wright . Duncan J. . Matthews . Elisabeth . Gonzales . Erica J. . Ziegler . Carl . Dressing . Courtney D. . Howell . Steve B. . Tan . Thiam-Guan . Wittrock . Justin . Plavchan . Peter . McLeod . Kim K. . Baker . David . Wang . Gavin . Radford . Don . Schwarz . Richard P. . Esposito . Massimiliano . Ricker . George R. . Vanderspek . Roland K. . Seager . Sara . Winn . Joshua N. . Jenkins . Jon M. . Addison . Brett . Anderson . D. R. . Barclay . Thomas . Beatty . Thomas G. . Berlind . Perry . Bouchy . Francois . Bowen . Michael . Bowler . Brendan P. . Brasseur . C. E. . Briceño . César . Caldwell . Douglas A. . Calkins . Michael L. . Chaturvedi . Priyanka . Chaverot . Guillaume . Chimaladinne . Sudhish . Christiansen . Jessie L. . Collins . Kevin . Crossfield . Ian J. M. . Eastridge . Kevin . Espinoza . N'estor . Esquerdo . Gilbert A. . Feliz . Dax . Fenske . Tyler . Fong . William . Gan . Tianjun . Giacalone . Steven . Gill . Holden . Gordon . Lindsey . Granados . Alex . Grieves . Nolan . Guenther . Eike W. . Guerrero . Natalia . Henning . Thomas . Henze . Christopher E. . Hesse . Katharine . Hobson . Melissa J. . Horner . Jonathan . James . David J. . Jensen . Eric L. N. . Jimenez . Mary . Jordán . Andrés . Kane . Stephen R. . Kielkopf . John . Kim . Kingsley . Kuhn . Rudolf B. . Latouf . Natasha . Law . Nicholas M. . Levine . Alan M. . Lund . Michael B. . Mann . Andrew W. . Mao . Shude . Matson . Rachel A. . McDermott . Scott . Mengel . Matthew W. . Mink . Jessica . Newman . Patrick . O'Dwyer . Tanner . Okumura . Jack . 1 . Palle . Enric . Pepper . Joshua . Quintana . Elisa V. . Sarkis . Paula . Savel . Arjun . Schlieder . Joshua E. . Schnaible . Chloe . Shporer . Avi . Sefako . Ramotholo . Seidel . Julia . Siverd . Robert J. . Skinner . Brett . Stalport . Manu . Stevens . Daniel J. . Stibbards . Caitlin . Tinney . C. G. . West . R. G. . Yahalomi . Daniel A. . Zhang . Hui . TESS Delivers Five New Hot Giant Planets Orbiting Bright Stars from the Full-frame Images . The Astronomical Journal . 9 February 2021 . 161 . 4 . 194 . 10.3847/1538-3881/abe38a . 2101.01726 . 2021AJ....161..194R . 230770138 . free .
2. Web site: Exoplanet-catalog . Exoplanet Exploration: Planets Beyond our Solar System . 22 March 2021.