1998 KG2

1998KG2, 1977 LW, 1977LW, 40029, J77L00W, J98K02G

All data for this body: [vot]

MPC data
Name (number) 1998 KG2 (40029)
a 2.60740
e 0.26176
i / sin(i) 15.0948 / 0.26042
q 1.92489
Q 3.28990
ω 6.4970
Node 253.4209
m 132.9837
n 0.2341
Epoch 2460800.5
nobs 2589
nopp 21
Years observed 1977-2025
rms 0.62
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.608
ep 0.286
sin(ip) 0.257
G 0.150
H 14.630
Mass
D 8.04 0.039
pV 0.031 0.0045
Value
Rotational Period 15.140
Period quality 2
Spectral Class C
Spectral Class Score 5.256
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6076 0.2860 0.2569 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.55 1.720 1.720 Masiero 2021PSJ.....2..162M NEATM
6.80 1.770 1.770 Masiero 2021PSJ.....2..162M NEATM
8.04 0.039 0.039 Masiero 2011ApJ...741...68M NEATM
8.65 0.750 0.750 Usui 2011PASJ...63.1117U NEATM
9.05 1.810 1.810 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.028 0.0049 0.0049 Masiero 2011ApJ...741...68M NEATM
0.040 0.0160 0.0160 Ali-Lagoa 2018A&A...612A..85A NEATM
0.046 0.0170 0.0270 Masiero 2021PSJ.....2..162M NEATM
0.054 0.0220 0.0390 Masiero 2021PSJ.....2..162M 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
14.63 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
15.143 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 0.876 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT