1999 YQ
1999YQ, 1990 HW2, 1990HW2, 49973, J90H02W, J99Y00Q
All data for this body: [vot]
MPC data
| Name (number) |
1999 YQ (49973) |
| a |
2.29990 |
| e |
0.24536 |
| i / sin(i) |
23.4909 /
0.39860
|
| q |
1.73559
|
| Q |
2.86421
|
| ω |
230.4272 |
| Node |
249.4674 |
| m |
281.1994 |
| n |
0.2826 |
| Epoch |
2460200.5 |
| nobs |
1663 |
| nopp |
19 |
| Years observed |
1976-2023 |
| rms |
0.64 |
Best values
|
Value |
Standard error |
| Parent |
Phocaea (25) |
|
| |
|
|
| ap |
2.300 |
|
| ep |
0.234 |
|
| sin(ip) |
0.409 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.570 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 25 |
Phocaea |
701 |
Phocaea |
-0.7900 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2997 |
0.2342 |
0.4093 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
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 |
| 14.57 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |