1999 TQ40

1999TQ40, 1985 FV1, 1985FV1, 40804, J85F01V, J99T40Q

All data for this body: [vot]

MPC data
Name (number) 1999 TQ40 (40804)
a 2.57804
e 0.14681
i / sin(i) 19.1605 / 0.32822
q 2.19957
Q 2.95652
ω 12.0037
Node 177.3850
m 247.7178
n 0.2381
Epoch 2460800.5
nobs 3213
nopp 21
Years observed 1998-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.576
ep 0.240
sin(ip) 0.320
G 0.150
H 13.940
Mass
D 7.51 0.032
pV 0.070 0.0032
Value
Rotational Period
Period quality None
Spectral Class X
Spectral Class Score 4.656
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5758 0.2402 0.3200 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
6.19 1.740 1.740 Masiero 2020PSJ.....1....5M NEATM
7.45 0.050 0.050 Masiero 2011ApJ...741...68M NEATM
7.55 0.042 0.042 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.067 0.0071 0.0071 Masiero 2011ApJ...741...68M NEATM
0.070 0.0036 0.0036 Masiero 2011ApJ...741...68M NEATM
0.123 0.0810 0.0810 Masiero 2020PSJ.....1....5M 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
13.94 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
C C None None Movis NIR Popescu 2018A&A...617A..12P PHOT
C C 0.3604 0.3604 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X 0.776 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT