1999 LJ2

1999LJ2, 2004 FJ81, 2004FJ81, J99L02J, K04F81J, K8029

All data for this body: [vot]

MPC data
Name (number) 1999 LJ2 (208029)
a 2.99760
e 0.31445
i / sin(i) 12.1078 / 0.20975
q 2.05499
Q 3.94020
ω 104.9857
Node 158.7007
m 338.5134
n 0.1899
Epoch 2460800.5
nobs 672
nopp 17
Years observed 1998-2025
rms 0.85
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.004
ep 0.304
sin(ip) 0.229
G 0.150
H 15.980
Mass
D 3.99 0.068
pV 0.058 0.0072
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 0.906
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0036 0.3044 0.2285 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.34 0.930 0.930 Masiero 2021PSJ.....2..162M NEATM
4.00 0.068 0.068 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.058 0.0073 0.0073 Masiero 2011ApJ...741...68M NEATM
0.069 0.0320 0.0610 Masiero 2021PSJ.....2..162M 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
15.98 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S 0.1510 0.1510 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT