1999 JL4

1999JL4, 2006 EQ67, 2006EQ67, J99J04L, K06E67Q, N7430

All data for this body: [vot]

MPC data
Name (number) 1999 JL4 (237430)
a 2.37347
e 0.22111
i / sin(i) 20.9407 / 0.35740
q 1.84867
Q 2.89827
ω 229.6754
Node 46.4084
m 4.3780
n 0.2695
Epoch 2460800.5
nobs 718
nopp 15
Years observed 1999-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.374
ep 0.248
sin(ip) 0.348
G 0.150
H 16.170
Mass
D 3.25 0.024
pV 0.062 0.0049
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3741 0.2479 0.3484 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.16 0.030 0.030 Masiero 2012ApJ...759L...8M NEATM
3.43 0.041 0.041 Masiero 2011ApJ...741...68M NEATM
4.11 1.120 1.120 Masiero 2020PSJ.....1....5M NEATM
4.46 1.070 1.070 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.035 0.0270 0.0270 Masiero 2020PSJ.....1....5M NEATM
0.038 0.0270 0.0270 Masiero 2020PSJ.....1....5M NEATM
0.059 0.0100 0.0100 Masiero 2012ApJ...759L...8M NEATM
0.066 0.0059 0.0059 Masiero 2011ApJ...741...68M NEATM
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
16.17 MPC-2023-12-04 MPC-2023-12-04 Phot