1999 JC121
1999JC121, 18014, 1998 FC94, 1998FC94, J98F94C, J99JC1C
All data for this body: [vot]
MPC data
| Name (number) |
1999 JC121 (18014) |
| a |
3.01444 |
| e |
0.09622 |
| i / sin(i) |
8.4034 /
0.14614
|
| q |
2.72440
|
| Q |
3.30448
|
| ω |
262.0297 |
| Node |
99.7579 |
| m |
123.5755 |
| n |
0.1883 |
| Epoch |
2460200.5 |
| nobs |
1684 |
| nopp |
23 |
| Years observed |
1993-2023 |
| rms |
0.68 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.016 |
|
| ep |
0.059 |
|
| sin(ip) |
0.127 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.140 |
|
| Mass |
|
|
| D |
5.30 |
0.199 |
| pV |
0.300 |
0.0950 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0158 |
0.0595 |
0.1268 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 5.30 |
0.199 |
0.199 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.300 |
0.0950 |
0.0950 |
Masiero |
2011ApJ...741...68M |
NEATM |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2023-12-94 |
MPC-2023-12-94 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 14.14 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |