2009 PT21
2009PT21, K09P21T, p8739
All data for this body: [vot]
MPC data
| Name (number) |
2009 PT21 (518739) |
| a |
2.41967 |
| e |
0.08626 |
| i / sin(i) |
7.3603 /
0.12811
|
| q |
2.21094
|
| Q |
2.62840
|
| ω |
142.4738 |
| Node |
163.1988 |
| m |
94.1214 |
| n |
0.2619 |
| Epoch |
2460800.5 |
| nobs |
143 |
| nopp |
11 |
| Years observed |
2004-2024 |
| rms |
1.04 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.419 |
|
| ep |
0.062 |
|
| sin(ip) |
0.125 |
|
| G |
0.150 |
|
| H |
18.080 |
|
| 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 |
| 2.4187 |
0.0624 |
0.1253 |
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 |
| 18.08 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |