1999 KO21
1999KO21, ~05F0, J99K21O
All data for this body: [vot]
MPC data
| Name (number) |
1999 KO21 (640150) |
| a |
2.38382 |
| e |
0.13851 |
| i / sin(i) |
2.3902 /
0.04171
|
| q |
2.05364
|
| Q |
2.71400
|
| ω |
169.1548 |
| Node |
70.6189 |
| m |
12.7047 |
| n |
0.2678 |
| Epoch |
2460800.5 |
| nobs |
101 |
| nopp |
10 |
| Years observed |
1995-2024 |
| rms |
0.75 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.384 |
|
| ep |
0.155 |
|
| sin(ip) |
0.027 |
|
| G |
0.150 |
|
| H |
18.310 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 20 |
Massalia |
0 |
Massalia |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3839 |
0.1554 |
0.0271 |
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 |
| 18.31 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |