1978 UL4

1978UL4, 11447, 1978 TG8, 1978TG8, 1991 VO4, 1991VO4, J78T08G, J78U04L, J91V04O

All data for this body: [vot]

MPC data
Name (number) 1978 UL4 (11447)
a 2.62882
e 0.19493
i / sin(i) 12.8600 / 0.22257
q 2.11640
Q 3.14125
ω 172.8268
Node 216.3700
m 325.8978
n 0.2312
Epoch 2460800.5
nobs 2772
nopp 24
Years observed 1978-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.628
ep 0.177
sin(ip) 0.225
G 0.150
H 13.910
Mass
D 5.29 0.319
pV 0.251 0.0342
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 14.695
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6283 0.1766 0.2248 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.29 0.319 0.319 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.251 0.0342 0.0342 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
13.91 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 DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.665 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S 0.91 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.9808 0.9808 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT