1998 YA9
1998YA9, 2000 AB198, 2000AB198, 44532, J98Y09A, K00AJ8B
All data for this body: [vot]
MPC data
| Name (number) |
1998 YA9 (44532) |
| a |
2.96908 |
| e |
0.06151 |
| i / sin(i) |
9.6639 /
0.16787
|
| q |
2.78646
|
| Q |
3.15170
|
| ω |
54.6984 |
| Node |
237.0713 |
| m |
71.8938 |
| n |
0.1927 |
| Epoch |
2460200.5 |
| nobs |
1676 |
| nopp |
20 |
| Years observed |
1998-2023 |
| rms |
0.69 |
Best values
|
Value |
Standard error |
| Parent |
Eos (221) |
|
| |
|
|
| ap |
2.967 |
|
| ep |
0.069 |
|
| sin(ip) |
0.183 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.240 |
|
| Mass |
|
|
| D |
6.36 |
0.208 |
| pV |
0.120 |
0.0235 |
| Rotational Period |
2.749 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 221 |
Eos |
606 |
Eos |
-0.6700 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.9670 |
0.0686 |
0.1833 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 6.36 |
0.208 |
0.208 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.120 |
0.0235 |
0.0235 |
Masiero |
2011ApJ...741...68M |
NEATM |
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 |
| 14.24 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |