1999 RW221
1999RW221, 1999 NJ12, 1999NJ12, 2002 GB19, 2002GB19, 70387, J99N12J, J99RM1W, K02G19B
All data for this body: [vot]
MPC data
| Name (number) |
1999 RW221 (70387) |
| a |
2.30765 |
| e |
0.15168 |
| i / sin(i) |
2.1278 /
0.03713
|
| q |
1.95762
|
| Q |
2.65768
|
| ω |
308.7877 |
| Node |
318.7729 |
| m |
163.0631 |
| n |
0.2812 |
| Epoch |
2460800.5 |
| nobs |
1079 |
| nopp |
19 |
| Years observed |
1999-2024 |
| rms |
0.84 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.306 |
|
| ep |
0.148 |
|
| sin(ip) |
0.047 |
|
| G |
0.150 |
|
| H |
16.340 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 44 |
Nysa |
405 |
Nysa-Polana |
-0.7100 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3064 |
0.1477 |
0.0468 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 16.34 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |