1990 UZ4

1990UZ4, 1996 XR32, 1996XR32, 29190, J90U04Z, J96X32R

All data for this body: [vot]

MPC data
Name (number) 1990 UZ4 (29190)
a 3.18555
e 0.17238
i / sin(i) 8.4463 / 0.14688
q 2.63642
Q 3.73468
ω 358.2671
Node 86.0560
m 349.9592
n 0.1734
Epoch 2460800.5
nobs 2560
nopp 23
Years observed 1990-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.200
ep 0.152
sin(ip) 0.122
G 0.150
H 13.650
Mass
D 10.87 0.105
pV 0.093 0.0094
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 9.248
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1996 0.1522 0.1223 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.68 0.120 0.120 Masiero 2011ApJ...741...68M NEATM
11.49 0.219 0.219 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.084 0.0165 0.0165 Masiero 2011ApJ...741...68M NEATM
0.098 0.0114 0.0114 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
13.65 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
B C 0.4067 0.3840 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.3660 0.3840 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.4901 0.3840 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.6853 0.3840 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.4887 0.3840 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT