2017 WK21
2017WK21, K17W21K, p3081
All data for this body: [vot]
MPC data
| Name (number) |
2017 WK21 (513081) |
| a |
3.22783 |
| e |
0.10913 |
| i / sin(i) |
11.1014 /
0.19255
|
| q |
2.87559
|
| Q |
3.58008
|
| ω |
3.5015 |
| Node |
67.9800 |
| m |
88.7526 |
| n |
0.1700 |
| Epoch |
2460800.5 |
| nobs |
201 |
| nopp |
10 |
| Years observed |
2011-2025 |
| rms |
0.92 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.237 |
|
| ep |
0.086 |
|
| sin(ip) |
0.173 |
|
| G |
0.150 |
|
| H |
16.420 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.2368 |
0.0858 |
0.1730 |
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 |
| 16.42 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |