1999 XA171
1999XA171, 2001 FX78, 2001FX78, 45202, J99XH1A, K01F78X
All data for this body: [vot]
MPC data
| Name (number) |
1999 XA171 (45202) |
| a |
2.74829 |
| e |
0.06408 |
| i / sin(i) |
6.3981 /
0.11144
|
| q |
2.57218
|
| Q |
2.92439
|
| ω |
21.7825 |
| Node |
52.0283 |
| m |
95.1837 |
| n |
0.2163 |
| Epoch |
2460200.5 |
| nobs |
1314 |
| nopp |
19 |
| Years observed |
1998-2023 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.748 |
|
| ep |
0.061 |
|
| sin(ip) |
0.098 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.710 |
|
| Mass |
|
|
| D |
5.91 |
0.208 |
| pV |
0.116 |
0.0269 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.7481 |
0.0612 |
0.0981 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 5.91 |
0.208 |
0.208 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.116 |
0.0269 |
0.0269 |
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 |
| 14.71 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |