1990 QT4

1990QT4, 13043, 1986 TF9, 1986TF9, 1993 LA1, 1993LA1, J86T09F, J90Q04T, J93L01A

All data for this body: [vot]

MPC data
Name (number) 1990 QT4 (13043)
a 2.57306
e 0.09775
i / sin(i) 15.1728 / 0.26173
q 2.32154
Q 2.82457
ω 47.8861
Node 1.4684
m 84.8012
n 0.2388
Epoch 2460800.5
nobs 3526
nopp 25
Years observed 1986-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent Maria (170)
 
ap 2.574
ep 0.091
sin(ip) 0.263
G 0.150
H 13.660
Mass
D 5.33 0.210
pV 0.271 0.0514
Value
Rotational Period
Period quality None
Spectral Class K
Spectral Class Score 0.630
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
170 Maria 506 Maria 0.2300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5735 0.0907 0.2634 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.33 0.210 0.210 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.271 0.0514 0.0514 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
13.66 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
K 0.105 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT