https://www.universetoday.com/147231/saturn-sized-planet-found-in-the-habitable-zone-of-another-star-the-first-planet-completely-discovered-by-amateur-astronomers/In the case of the new planet, which being called Gliese 3470c, most of the observational data came from an amateur astronomer named Phillip Scott located in Kiowa, Oklahoma, about 2 hours southeast of Oklahoma City. The observations were done using his own personal 12.5 inch telescope, that he built a observatory in his backyard to house. They were carried out between the months of December 2019 and May 2020.
K2-288Bb
http://familystar.org.tw/index.php?option=com_smf&Itemid=45&topic=31737.0