2001 WW21
2001WW21, B1199, K01W21W
All data for this body: [vot]
MPC data
Name (number) |
2001 WW21 (111199) |
a |
2.88934 |
e |
0.07571 |
i / sin(i) |
13.8507 /
0.23939
|
q |
2.67059
|
Q |
3.10809
|
ω |
202.6562 |
Node |
92.9542 |
m |
264.6494 |
n |
0.2007 |
Epoch |
2460200.5 |
nobs |
1060 |
nopp |
18 |
Years observed |
2001-2023 |
rms |
0.72 |
Best values
|
Value |
Standard error |
Parent |
San Marcello (7481) |
|
|
|
|
ap |
2.889 |
|
ep |
0.077 |
|
sin(ip) |
0.219 |
|
|
Value |
Standard error |
G |
0.150 |
|
H |
14.760 |
|
Mass |
|
|
D |
4.69 |
0.246 |
pV |
0.127 |
0.0125 |
Rotational Period |
|
Family data
Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
7481 |
San Marcello |
626 |
SanMarcello |
|
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
ap |
ep |
sin(ip) |
Author |
Reference |
Method |
2.8895 |
0.0773 |
0.2190 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
Diameter data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
4.69 |
0.246 |
0.246 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
0.127 |
0.0125 |
0.0125 |
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 |
14.76 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |