1998 BL18
1998BL18, 2008 GM67, 2008GM67, J98B18L, K08G67M, P7531
All data for this body: [vot]
MPC data
| Name (number) |
1998 BL18 (257531) |
| a |
2.73915 |
| e |
0.04213 |
| i / sin(i) |
3.1705 /
0.05531
|
| q |
2.62374
|
| Q |
2.85455
|
| ω |
358.5932 |
| Node |
86.1377 |
| m |
39.9558 |
| n |
0.2174 |
| Epoch |
2460800.5 |
| nobs |
249 |
| nopp |
15 |
| Years observed |
1998-2025 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
Henan (2085) |
|
| |
|
|
| ap |
2.739 |
|
| ep |
0.052 |
|
| sin(ip) |
0.036 |
|
| G |
0.150 |
|
| H |
17.220 |
|
| 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 |
| 2085 |
Henan |
532 |
Henan |
0.2000 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7391 |
0.0519 |
0.0361 |
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 |
| 17.22 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |