1999 AO21

1999AO21, 2004 LM11, 2004LM11, A1566, J99A21O, K04L11M

All data for this body: [vot]

MPC data
Name (number) 1999 AO21 (101566)
a 2.65992
e 0.18321
i / sin(i) 6.5630 / 0.11429
q 2.17261
Q 3.14724
ω 36.6231
Node 158.0956
m 199.2706
n 0.2272
Epoch 2460200.5
nobs 1113
nopp 20
Years observed 1992-2023
rms 0.71
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.656
ep 0.234
sin(ip) 0.105
Value Standard error
G 0.150
H 15.560
Mass
D
pV
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6561 0.2337 0.1050 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2023-12-94 MPC-2023-12-94 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
15.56 MPC-2023-12-04 MPC-2023-12-04 Phot