1989 US2

1989US2, 1998 XK80, 1998XK80, 43782, J89U02S, J98X80K

All data for this body: [vot]

MPC data
Name (number) 1989 US2 (43782)
a 2.68616
e 0.28391
i / sin(i) 11.3090 / 0.19610
q 1.92354
Q 3.44877
ω 161.3717
Node 220.2382
m 31.9161
n 0.2239
Epoch 2460800.5
nobs 2576
nopp 21
Years observed 1989-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.685
ep 0.260
sin(ip) 0.197
G 0.150
H 14.190
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 3.666
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6848 0.2600 0.1970 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
14.19 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
S 0.611 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT