1997 WM23

1997WM23, 18573, 1999 JM128, 1999JM128, J97W23M, J99JC8M

All data for this body: [vot]

MPC data
Name (number) 1997 WM23 (18573)
a 2.83790
e 0.09256
i / sin(i) 3.2706 / 0.05705
q 2.57521
Q 3.10059
ω 254.0152
Node 112.7743
m 247.4157
n 0.2062
Epoch 2460200.5
nobs 2016
nopp 22
Years observed 1989-2023
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.837
ep 0.057
sin(ip) 0.039
Value Standard error
G 0.150
H 14.360
Mass
D 4.73 0.298
pV 0.165 0.0436
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 605 Koronis -0.3100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8370 0.0571 0.0387 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Oct-2022
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
4.73 0.298 0.298 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.165 0.0436 0.0436 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
14.36 MPC-2023-12-04 MPC-2023-12-04 Phot