Walshkevin
07987, 1981 EV22, 1981EV22, J81E22V
All data for this body: [vot]
MPC data
| Name (number) |
Walshkevin (7987) |
| a |
2.77248 |
| e |
0.20322 |
| i / sin(i) |
3.3039 /
0.05763
|
| q |
2.20905
|
| Q |
3.33592
|
| ω |
221.8135 |
| Node |
168.2987 |
| m |
335.3865 |
| n |
0.2135 |
| Epoch |
2460800.5 |
| nobs |
2772 |
| nopp |
26 |
| Years observed |
1981-2025 |
| rms |
0.75 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.772 |
|
| ep |
0.171 |
|
| sin(ip) |
0.053 |
|
| G |
0.150 |
|
| H |
13.980 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.674 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7721 |
0.1708 |
0.0533 |
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 |
| 13.98 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
|
0.779 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |