1998 YW
1998YW, 1991 TD9, 1991TD9, 28214, J91T09D, J98Y00W
All data for this body: [vot]
MPC data
| Name (number) |
1998 YW (28214) |
| a |
2.23855 |
| e |
0.19197 |
| i / sin(i) |
0.7592 /
0.01325
|
| q |
1.80882
|
| Q |
2.66829
|
| ω |
148.3411 |
| Node |
251.3095 |
| m |
180.6113 |
| n |
0.2943 |
| Epoch |
2460200.5 |
| nobs |
1207 |
| nopp |
19 |
| Years observed |
1991-2023 |
| rms |
0.69 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.238 |
|
| ep |
0.174 |
|
| sin(ip) |
0.025 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.150 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2381 |
0.1737 |
0.0254 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
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 |
| 16.15 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |