1999 TL280

1999TL280, 1999 RX255, 1999RX255, 40979, J99RP5X, J99TS0L

All data for this body: [vot]

MPC data
Name (number) 1999 TL280 (40979)
a 2.66701
e 0.09236
i / sin(i) 8.7059 / 0.15136
q 2.42069
Q 2.91333
ω 171.1319
Node 191.4958
m 297.1182
n 0.2263
Epoch 2460800.5
nobs 1991
nopp 21
Years observed 1998-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.666
ep 0.065
sin(ip) 0.155
G 0.150
H 14.950
Mass
D 3.09 0.831
pV 0.185 0.1267
Value
Rotational Period
Period quality None
Spectral Class L
Spectral Class Score 5.600
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6664 0.0646 0.1546 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.09 0.831 0.831 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.185 0.1267 0.1267 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
14.95 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
D 0.600 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
L DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
L L 0.6000 0.6000 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT