2001 UL39

2001UL39, 1999 JL130, 1999JL130, E0658, J99JD0L, K01U39L

All data for this body: [vot]

MPC data
Name (number) 2001 UL39 (140658)
a 2.78315
e 0.15344
i / sin(i) 11.8237 / 0.20490
q 2.35609
Q 3.21021
ω 325.2294
Node 200.2437
m 260.8002
n 0.2123
Epoch 2460800.5
nobs 834
nopp 19
Years observed 1999-2025
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.783
ep 0.189
sin(ip) 0.209
G 0.150
H 15.810
Mass
D 4.07 0.654
pV 0.081 0.0703
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 0.895
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7830 0.1892 0.2092 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.07 0.654 0.654 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.081 0.0703 0.0703 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
15.81 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
D V 0.0569 0.0450 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S V 0.0157 0.0450 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.0434 0.0450 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.1057 0.0450 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT