1998 US31
1998US31, 2000 DM14, 2000DM14, 49287, J98U31S, K00D14M
All data for this body: [vot]
MPC data
| Name (number) |
1998 US31 (49287) |
| a |
2.64328 |
| e |
0.08275 |
| i / sin(i) |
3.9286 /
0.06851
|
| q |
2.42455
|
| Q |
2.86200
|
| ω |
265.1948 |
| Node |
68.1312 |
| m |
356.6000 |
| n |
0.2293 |
| Epoch |
2460200.5 |
| nobs |
2294 |
| nopp |
21 |
| Years observed |
1991-2023 |
| rms |
0.64 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.644 |
|
| ep |
0.055 |
|
| sin(ip) |
0.053 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.410 |
|
| Mass |
|
|
| D |
5.57 |
0.201 |
| pV |
0.143 |
0.0244 |
| Rotational Period |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6439 |
0.0550 |
0.0531 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 5.57 |
0.201 |
0.201 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.143 |
0.0244 |
0.0244 |
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 |
| 14.41 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |