1999AC20
1995FD20, 29720, J95F20D, J99A20C
All data for this body: [vot]
MPC data
| Name (number) |
1999AC20 (29720) |
| Packed designation |
29720 |
| a |
2.66378 |
| e |
0.11595 |
| i / sin(i) |
2.8680 /
0.05004
|
| q |
2.35492
|
| Q |
2.97264
|
| ω |
212.3619 |
| Node |
123.7059 |
| m |
262.8237 |
| n |
0.2267 |
| Epoch |
2459600.5 |
| nobs |
868 |
| nopp |
19 |
| Years observed |
1995-2021 |
| rms |
0.71 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.664 |
|
| ep |
0.083 |
|
| sin(ip) |
0.030 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
15.370 |
|
| Mass |
|
|
| D |
2.68 |
0.430 |
| pV |
0.186 |
0.0930 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6638 |
0.0825 |
0.0296 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Jan-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 2.68 |
0.430 |
0.430 |
Masiero |
2012ApJ...759L...8M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.186 |
0.0930 |
0.0930 |
Masiero |
2012ApJ...759L...8M |
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 |
| 15.37 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |