1999RD21
D7229, J99R21D
All data for this body: [vot]
MPC data
| Name (number) |
1999RD21 (137229) |
| Packed designation |
D7229 |
| a |
2.28834 |
| e |
0.21230 |
| i / sin(i) |
5.5005 /
0.09585
|
| q |
1.80252
|
| Q |
2.77415
|
| ω |
86.5674 |
| Node |
341.1142 |
| m |
115.0289 |
| n |
0.2847 |
| Epoch |
2459600.5 |
| nobs |
786 |
| nopp |
12 |
| Years observed |
1999-2021 |
| rms |
0.75 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.287 |
|
| ep |
0.216 |
|
| sin(ip) |
0.105 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.570 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2872 |
0.2159 |
0.1049 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Jan-2022 |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 16.57 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |