1999RE231
1998HU114, 1999VZ202, 21779, J98HB4U, J99RN1E, J99VK2Z
All data for this body: [vot]
MPC data
| Name (number) |
1999RE231 (21779) |
| Packed designation |
21779 |
| a |
2.55358 |
| e |
0.11957 |
| i / sin(i) |
10.4471 /
0.18133
|
| q |
2.24824
|
| Q |
2.85891
|
| ω |
178.9740 |
| Node |
120.2221 |
| m |
221.2169 |
| n |
0.2415 |
| Epoch |
2459600.5 |
| nobs |
1377 |
| nopp |
20 |
| Years observed |
1992-2021 |
| rms |
0.49 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.554 |
|
| ep |
0.101 |
|
| sin(ip) |
0.163 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.560 |
|
| Mass |
|
|
| D |
3.12 |
0.135 |
| pV |
0.200 |
0.0636 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5538 |
0.1013 |
0.1630 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Jan-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.12 |
0.135 |
0.135 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.200 |
0.0636 |
0.0636 |
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 |
| 14.56 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |