2000 QE138

2000QE138, 38730, K00QD8E

All data for this body: [vot]

MPC data
Name (number) 2000 QE138 (38730)
a 2.56815
e 0.10471
i / sin(i) 4.9687 / 0.08661
q 2.29925
Q 2.83705
ω 317.8346
Node 138.6747
m 268.8386
n 0.2395
Epoch 2460800.5
nobs 1511
nopp 22
Years observed 1992-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.570
ep 0.167
sin(ip) 0.076
G 0.150
H 15.330
Mass
D 2.28 0.466
pV 0.310 0.1101
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.512
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5695 0.1669 0.0760 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.28 0.466 0.466 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.310 0.1101 0.1101 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
15.33 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 DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
S S 0.5853 0.5853 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT