21437 Georgechen
asteroid
pason
21436 Chaoyichi[4]
ndjekur nga
21438 Camibarnett[4]
ngjarje e rëndësishme
naming
koha e zbulimit apo shpikjes
31 mars 1998[3]
vendi i zbulimit astronomik
Experimental Test Site[5]
minor planet group
trupi astronom kryesor
apoapsis
3,139 astronomical unit[6]
periapsis
2,1319104 astronomical unit[6]
argument of periapsis
114,57013 degree[6]
rotation period
26,5562 ora[3]
semi-major axis of an orbit
2,6353390 astronomical unit[6]
longitude of ascending node
211,15062 degree[6]
albedo
diametri
5,057±1,253 kilometër[3]
epoch
March 31, 2024[5]
time of periapsis
Reference
- ^ Freebase Data Dumps, 28 tetor 2013
- ^ JPL Small-Body Database, 20 dhjetor 2023
- ^ a b c d e f g h i j JPL Small-Body Database, 20021437, 20 dhjetor 2023, https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021437
- ^ a b c Minor Planet Center Database
- ^ a b c d e f g h i j k l JPL Small-Body Database, 20021437, 21 prill 2024, https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20021437
- ^ a b c d e f g h i j https://www.minorplanetcenter.net/db_search/show_object?object_id=21437