Brendandwyer
1998KE22, 1998KK66, 1999TJ147, 21854, J98K22E, J98K66K, J99TE7J
All data for this body: [vot]
MPC data
| Name (number) |
Brendandwyer (21854) |
| Packed designation |
21854 |
| a |
2.61798 |
| e |
0.12655 |
| i / sin(i) |
4.5903 /
0.08003
|
| q |
2.28668
|
| Q |
2.94929
|
| ω |
243.9866 |
| Node |
71.4183 |
| m |
142.0728 |
| n |
0.2327 |
| Epoch |
2459600.5 |
| nobs |
1539 |
| nopp |
22 |
| Years observed |
1991-2022 |
| rms |
0.68 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.619 |
|
| ep |
0.120 |
|
| sin(ip) |
0.064 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
14.790 |
|
| Mass |
|
|
| D |
3.72 |
0.708 |
| pV |
0.097 |
0.0824 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6186 |
0.1196 |
0.0640 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Jan-2022 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.72 |
0.708 |
0.708 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.097 |
0.0824 |
0.0824 |
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 |
| 14.79 |
|
|
MPC-2022-01-18 |
MPC-2022-01-18 |
Phot |