1990US4

14874, 1993LM1, 1999CZ84, J90U04S, J93L01M, J99C84Z

All data for this body: [vot]

MPC data
Name (number) 1990US4 (14874)
Packed designation 14874
a 2.33021
e 0.19632
i / sin(i) 7.0673 / 0.12304
q 1.87274
Q 2.78769
ω 218.9371
Node 76.3946
m 359.2701
n 0.2771
Epoch 2459600.5
nobs 2835
nopp 19
Years observed 1990-2021
rms 0.45
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.331
ep 0.169
sin(ip) 0.107
Value Standard error
G 0.150
H 13.850
Mass
D 4.37 0.180
pV 0.335 0.0689
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3309 0.1685 0.1069 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.37 0.180 0.180 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.335 0.0689 0.0689 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.85 MPC-2022-01-18 MPC-2022-01-18 Phot