2001 UA4

2001UA4, J0892, K01U04A

All data for this body: [vot]

MPC data
Name (number) 2001 UA4 (190892)
a 2.34802
e 0.20293
i / sin(i) 1.5833 / 0.02763
q 1.87155
Q 2.82450
ω 217.3117
Node 179.8146
m 198.6415
n 0.2739
Epoch 2460800.5
nobs 729
nopp 16
Years observed 2001-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.348
ep 0.181
sin(ip) 0.032
G 0.150
H 16.910
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.120
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3478 0.1808 0.0318 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
16.91 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 S 0.1463 0.6520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7071 0.6520 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
SQ 0.06 Bus VIS Carvano 2010A&A...510A..43C PHOT