1989 WG

1989WG, 18346, 1999 LU2, 1999LU2, J89W00G, J99L02U

All data for this body: [vot]

MPC data
Name (number) 1989 WG (18346)
a 2.36369
e 0.19853
i / sin(i) 5.6884 / 0.09912
q 1.89443
Q 2.83295
ω 295.9738
Node 85.7751
m 298.8633
n 0.2712
Epoch 2460800.5
nobs 3242
nopp 23
Years observed 1989-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.363
ep 0.166
sin(ip) 0.084
G 0.150
H 14.750
Mass
D 6.26 0.198
pV 0.076 0.0112
Value
Rotational Period 3.559
Period quality 2
Spectral Class C
Spectral Class Score 18.435
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3634 0.1664 0.0840 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.88 0.940 0.940 Masiero 2020PSJ.....1....5M NEATM
4.13 1.240 1.240 Masiero 2021PSJ.....2..162M NEATM
6.43 0.205 0.205 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.074 0.0113 0.0113 Masiero 2011ApJ...741...68M NEATM
0.150 0.0610 0.1030 Masiero 2021PSJ.....2..162M NEATM
0.169 0.1290 0.1290 Masiero 2020PSJ.....1....5M 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
14.75 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
3.55933 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.36 Bus VIS Carvano 2010A&A...510A..43C PHOT
C 0.562 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C None None Movis NIR Popescu 2018A&A...617A..12P PHOT
C C 0.4393 0.2920 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7109 0.2920 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
C C 0.7403 0.2920 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.6378 0.2920 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT