1998 SW9
1998SW9, 40200, J98S09W
All data for this body: [vot]
MPC data
| Name (number) |
1998 SW9 (40200) |
| a |
3.18127 |
| e |
0.20814 |
| i / sin(i) |
1.4124 /
0.02465
|
| q |
2.51913
|
| Q |
3.84342
|
| ω |
202.7560 |
| Node |
125.9512 |
| m |
175.6135 |
| n |
0.1737 |
| Epoch |
2460200.5 |
| nobs |
1438 |
| nopp |
21 |
| Years observed |
1992-2023 |
| rms |
0.69 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.196 |
|
| ep |
0.175 |
|
| sin(ip) |
0.011 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.220 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
26.941 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1964 |
0.1750 |
0.0111 |
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 |
| 14.22 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Period data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 26.94 |
|
|
Durech |
2023A&A...675A..24D |
Model |