12309 Tommygrav
Gwedd
asteroid
o'i flaen
(12308) 1991 VB5
dilynwyd gan
12310 Londontario[4]
digwyddiad pwysig
naming
dyddiad darganfod
25 Chwefror 1992[3]
safle darganfyddiad seryddol
Kitt Peak National Observatory[3]
minor planet group
y gwregys asteroid[3]
parent astronomical body
apoapsis
2.803 uned seryddol[5]
periapsis
2.6318811 uned seryddol[5]
argument of periapsis
108.07044 degree[5]
gogwydd yr orbid
0.72025 degree[5]
semi-major axis of an orbit
2.7175544 uned seryddol[5]
longitude of ascending node
321.20117 degree[5]
albedo
diamedr
8.651±0.058 cilometr[3]
epoc
September 13, 2023[3]
time of periapsis
Cyfeiriadau
- ↑ Freebase Data Dumps, 28 Hydref 2013
- ↑ JPL Small-Body Database, 1 Rhagfyr 2023
- ↑ 3.00 3.01 3.02 3.03 3.04 3.05 3.06 3.07 3.08 3.09 3.10 3.11 JPL Small-Body Database, 20012309, https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20012309, 1 Rhagfyr 2023
- ↑ 4.0 4.1 Minor Planet Center Database
- ↑ 5.00 5.01 5.02 5.03 5.04 5.05 5.06 5.07 5.08 5.09 https://www.minorplanetcenter.net/db_search/show_object?object_id=12309
- ↑ 6.0 6.1 6.2 6.3 6.4 6.5 6.6 6.7 6.8 JPL Small-Body Database, 20012309, https://ssd.jpl.nasa.gov/tools/sbdb_lookup.html#/?sstr=20012309, 12 Chwefror 2024