2001 US89

2001US89, 83870, K01U89S

All data for this body: [vot]

MPC data
Name (number) 2001 US89 (83870)
a 3.13449
e 0.09727
i / sin(i) 22.5779 / 0.38394
q 2.82959
Q 3.43939
ω 75.2959
Node 310.7486
m 92.8467
n 0.1776
Epoch 2460800.5
nobs 1369
nopp 18
Years observed 2000-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.138
ep 0.058
sin(ip) 0.400
G 0.150
H 14.140
Mass
D 11.07 0.165
pV 0.045 0.0060
Value
Rotational Period
Period quality None
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1384 0.0576 0.3998 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.72 0.418 0.418 Masiero 2011ApJ...741...68M NEATM
11.14 0.179 0.179 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.043 0.0093 0.0093 Masiero 2011ApJ...741...68M NEATM
0.046 0.0078 0.0078 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
14.14 MPC-2023-12-04 MPC-2023-12-04 Phot