1999 TL138

1999TL138, 2000 YB91, 2000YB91, 40893, J99TD8L, K00Y91B

All data for this body: [vot]

MPC data
Name (number) 1999 TL138 (40893)
a 2.77688
e 0.04187
i / sin(i) 2.4048 / 0.04196
q 2.66060
Q 2.89316
ω 11.8049
Node 239.9420
m 316.6486
n 0.2130
Epoch 2460800.5
nobs 1593
nopp 23
Years observed 1992-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent Agnia (847)
 
ap 2.778
ep 0.071
sin(ip) 0.064
G 0.150
H 15.000
Mass
D 3.39 0.638
pV 0.185 0.0461
Value
Rotational Period 112.950
Period quality 2
Spectral Class S
Spectral Class Score 1.927
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
847 Agnia 0 Agnia Novakovic 2019EPSC...13.1671N HCM
847 Agnia 514 Agnia -0.9900 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7776 0.0714 0.0643 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.39 0.638 0.638 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.185 0.0461 0.0461 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
15.00 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
112.954 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S S 0.3212 0.3212 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT