2009 KP21

2009KP21, ~00Ow, 2016 AH17, 2016AH17, K09K21P, K16A17H

All data for this body: [vot]

MPC data
Name (number) 2009 KP21 (621546)
a 2.72473
e 0.09056
i / sin(i) 24.7277 / 0.41831
q 2.47798
Q 2.97148
ω 35.2187
Node 283.9202
m 34.0324
n 0.2191
Epoch 2460200.5
nobs 73
nopp 7
Years observed 2009-2023
rms 0.43
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.724
ep 0.128
sin(ip) 0.426
Value Standard error
G 0.150
H 16.640
Mass
D
pV
Rotational Period
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7242 0.1280 0.4257 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
16.64 MPC-2023-12-04 MPC-2023-12-04 Phot