1998KN4

37990, J98K04N

All data for this body: [vot]

MPC data
Name (number) 1998KN4 (37990)
Packed designation 37990
a 2.66252
e 0.17639
i / sin(i) 10.9756 / 0.19039
q 2.19288
Q 3.13216
ω 175.3235
Node 83.7605
m 146.1974
n 0.2269
Epoch 2459600.5
nobs 1125
nopp 21
Years observed 1950-2022
rms 0.75
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.663
ep 0.188
sin(ip) 0.166
Value Standard error
G 0.150
H 14.640
Mass
D 3.63 0.874
pV 0.256 0.0826
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6633 0.1877 0.1660 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Jan-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.63 0.874 0.874 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.256 0.0826 0.0826 Masiero 2011ApJ...741...68M NEATM
G data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.15 MPC-2022-01-18 MPC-2022-01-18 Phot
H data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
14.64 MPC-2022-01-18 MPC-2022-01-18 Phot