1991 UX2

1991UX2, 18378, 1983 VQ3, 1983VQ3, 1995 UV51, 1995UV51, 1999 VZ175, 1999VZ175, J83V03Q, J91U02X, J95U51V, J99VH5Z

All data for this body: [vot]

MPC data
Name (number) 1991 UX2 (18378)
a 2.56267
e 0.06994
i / sin(i) 16.0598 / 0.27664
q 2.38345
Q 2.74190
ω 228.9570
Node 44.3427
m 183.3383
n 0.2402
Epoch 2460800.5
nobs 3208
nopp 24
Years observed 1983-2025
rms 0.70
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.561
ep 0.080
sin(ip) 0.266
G 0.150
H 13.780
Mass
D 4.04 0.100
pV 0.288 0.0327
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 14.661
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5614 0.0802 0.2661 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.00 0.103 0.103 Masiero 2011ApJ...741...68M NEATM
4.71 0.452 0.452 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.241 0.0471 0.0471 Masiero 2011ApJ...741...68M NEATM
0.333 0.0454 0.0454 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
13.78 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
L 0.892 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.92 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.2311 0.7510 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5907 0.7510 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9817 0.7510 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT