2001 YL138

2001YL138, 1999 LY17, 1999LY17, 94998, J99L17Y, K01YD8L

All data for this body: [vot]

MPC data
Name (number) 2001 YL138 (94998)
a 2.52712
e 0.10660
i / sin(i) 13.0208 / 0.22531
q 2.25772
Q 2.79652
ω 337.1177
Node 270.9861
m 165.7170
n 0.2453
Epoch 2460800.5
nobs 1421
nopp 20
Years observed 1999-2025
rms 0.79
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.527
ep 0.130
sin(ip) 0.237
G 0.150
H 15.100
Mass
D 4.61 0.276
pV 0.117 0.0256
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 2.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5270 0.1301 0.2375 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.36 1.100 1.100 Masiero 2021PSJ.....2..162M NEATM
4.63 0.285 0.285 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.093 0.0340 0.0530 Masiero 2021PSJ.....2..162M NEATM
0.131 0.0317 0.0317 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
15.10 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 Choi 2023PSJ.....4...49C PHOT