Астероид 2025 YK4 _ K25Y04K _ C45KDF1 object, Ø 22 м (H = 25.923), класса Аполлон (Apollo) NEO, 20 декабря 2025 года в 16:34 UT пролетел на расстоянии 0.0023836954 a.e. (0.93 LD) от Земли, примерно 357 554.31 км ..
Inside 10 LD of Earth: + - + декабря 2025 года ..
2025 YK4 / K25Y04K (H=25.92 ~22m, Earth MOID=0.47 LD, close passer, small) was picked up at 0616 UT on 22 Dec. by E.J. Christensen via the Catalina Sky Survey (CSS), which observed it at Dec. 22.26-27p4. This detection was confirmed by program code 0 via the Zwicky Transient Facility (ZTF) (Dec. 22.26p4), Steward Obs. Mt. Lemmon Station (Dec. 22.34-35p6 & 23.23p4), program code 1 via the Bok Telescope (Dec. 22.35-36p3), Tarui Obs. (Dec. 22.43-44p3), program code 0 via ATLAS Mauna Loa (Dec. 22.46-48p4), Moriyama Obs. (Dec. 22.57-58p3), GROWTH India Telescope (Dec. 22.64-65p3), Coyote Watcher Obs. (Dec. 23.09-10p3), F. Ocana via ESA Optical Ground Station (ESA OGS) (Dec. 23.11p3), Cewanee Obs. at DSNM (Dec. 23.15-20p7), and Astronomical Research Obs. Westfield (Dec. 24.18p3).
