Michaelwham
1999 XF81, 1999XF81, 25486, J99X81F
All data for this body: [vot]
MPC data
| Name (number) |
Michaelwham (25486) |
| a |
2.54103 |
| e |
0.16017 |
| i / sin(i) |
6.0313 /
0.10507
|
| q |
2.13402
|
| Q |
2.94803
|
| ω |
171.3449 |
| Node |
97.2223 |
| m |
121.8265 |
| n |
0.2433 |
| Epoch |
2460200.5 |
| nobs |
1423 |
| nopp |
21 |
| Years observed |
1997-2023 |
| rms |
0.66 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.539 |
|
| ep |
0.176 |
|
| sin(ip) |
0.081 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.110 |
|
| Mass |
|
|
| D |
2.37 |
0.579 |
| pV |
0.497 |
0.1806 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5395 |
0.1762 |
0.0811 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.37 |
0.579 |
0.579 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.497 |
0.1806 |
0.1806 |
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 |
| 15.11 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |