2009EJ12

2002LO11, 2006QY124, 2009DC89, K02L11O, K06QC4Y, K09D89C, K09E12J, P7240

All data for this body: [vot]

MPC data
Name (number) 2009EJ12 (257240)
Packed designation P7240
a 2.37457
e 0.18575
i / sin(i) 5.5303 / 0.09637
q 1.93350
Q 2.81565
ω 99.5900
Node 143.6962
m 138.4489
n 0.2694
Epoch 2459600.5
nobs 278
nopp 14
Years observed 1998-2021
rms 0.82
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.376
ep 0.197
sin(ip) 0.091
Value Standard error
G 0.150
H 17.450
Mass
D 2.44 0.514
pV 0.036 0.0145
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3758 0.1971 0.0909 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.38 0.706 0.706 Masiero 2011ApJ...741...68M NEATM
2.50 0.750 0.750 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.030 0.0140 0.0280 Masiero 2021PSJ.....2..162M NEATM
0.041 0.0201 0.0201 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
17.45 MPC-2022-01-18 MPC-2022-01-18 Phot