1991 PY18
1991PY18, 1995 UA4, 1995UA4, 1997 BL9, 1997BL9, 43802, J91P18Y, J95U04A, J97B09L
All data for this body: [vot]
MPC data
| Name (number) |
1991 PY18 (43802) |
| a |
2.38817 |
| e |
0.20837 |
| i / sin(i) |
3.5704 /
0.06227
|
| q |
1.89054
|
| Q |
2.88580
|
| ω |
27.2406 |
| Node |
323.0434 |
| m |
34.1055 |
| n |
0.2671 |
| Epoch |
2460800.5 |
| nobs |
1678 |
| nopp |
22 |
| Years observed |
1991-2024 |
| rms |
0.79 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.388 |
|
| ep |
0.169 |
|
| sin(ip) |
0.073 |
|
| G |
0.150 |
|
| H |
15.340 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
B |
| Spectral Class Score |
4.082 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3880 |
0.1694 |
0.0728 |
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 |
| 15.34 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |