1991PY12
16539, 1987SP16, 1993BM2, J87S16P, J91P12Y, J93B02M
All data for this body: [vot]
MPC data
| Name (number) |
1991PY12 (16539) |
| Packed designation |
16539 |
| a |
2.68865 |
| e |
0.17862 |
| i / sin(i) |
12.2890 /
0.21284
|
| q |
2.20840
|
| Q |
3.16890
|
| ω |
104.0665 |
| Node |
327.9842 |
| m |
244.3296 |
| n |
0.2236 |
| Epoch |
2459600.5 |
| nobs |
1762 |
| nopp |
20 |
| Years observed |
1987-2021 |
| rms |
0.65 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.689 |
|
| ep |
0.170 |
|
| sin(ip) |
0.229 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
13.610 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6889 |
0.1698 |
0.2290 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Jan-2022 |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 13.61 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |