1999 TX139

1999TX139, 74910, J99TD9X

All data for this body: [vot]

MPC data
Name (number) 1999 TX139 (74910)
a 2.41619
e 0.20919
i / sin(i) 6.3886 / 0.11127
q 1.91074
Q 2.92164
ω 270.2458
Node 23.0572
m 1.6816
n 0.2624
Epoch 2460800.5
nobs 788
nopp 18
Years observed 1998-2025
rms 0.80
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.418
ep 0.192
sin(ip) 0.111
G 0.150
H 16.200
Mass
D 1.42 0.177
pV 0.320 0.0839
Value
Rotational Period 8.500
Period quality 2
Spectral Class S
Spectral Class Score 7.622
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.4184 0.1917 0.1105 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
1.42 0.177 0.177 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.320 0.0839 0.0839 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
16.20 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.57 2 Synodic Chang 2016ApJS..227...20C Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L S 0.3438 0.4930 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S 0.18 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.4763 0.4930 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7341 0.4930 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V 0.466 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT