1999 TJ139

1999TJ139, 1996 XT11, 1996XT11, 42960, J96X11T, J99TD9J

All data for this body: [vot]

MPC data
Name (number) 1999 TJ139 (42960)
a 2.41766
e 0.16029
i / sin(i) 1.8287 / 0.03191
q 2.03014
Q 2.80517
ω 305.5475
Node 7.7706
m 344.9503
n 0.2622
Epoch 2460800.5
nobs 928
nopp 22
Years observed 1995-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.418
ep 0.141
sin(ip) 0.034
G 0.150
H 16.400
Mass
D 1.61 0.144
pV 0.205 0.0416
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 4.290
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4184 0.1408 0.0337 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.61 0.144 0.144 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.205 0.0416 0.0416 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
16.40 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S S 0.3817 0.3817 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.22 Bus VIS Carvano 2010A&A...510A..43C PHOT