1999XW54
66969, J99X54W
All data for this body: [vot]
MPC data
| Name (number) |
1999XW54 (66969) |
| Packed designation |
66969 |
| a |
2.85520 |
| e |
0.02025 |
| i / sin(i) |
1.6053 /
0.02801
|
| q |
2.79739
|
| Q |
2.91301
|
| ω |
213.8590 |
| Node |
188.2412 |
| m |
234.5934 |
| n |
0.2043 |
| Epoch |
2459600.5 |
| nobs |
1338 |
| nopp |
18 |
| Years observed |
1994-2021 |
| rms |
0.70 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.857 |
|
| ep |
0.023 |
|
| sin(ip) |
0.035 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.950 |
|
| Mass |
|
|
| D |
3.27 |
0.527 |
| pV |
0.218 |
0.0711 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.8568 |
0.0233 |
0.0350 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Jan-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.27 |
0.527 |
0.527 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.218 |
0.0711 |
0.0711 |
Masiero |
2011ApJ...741...68M |
NEATM |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 14.95 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |