2009 WM18

2009WM18, b2642, K09W18M

All data for this body: [vot]

MPC data
Name (number) 2009 WM18 (372642)
a 2.88248
e 0.01561
i / sin(i) 3.2062 / 0.05593
q 2.83748
Q 2.92748
ω 14.2578
Node 104.4962
m 355.2355
n 0.2014
Epoch 2460800.5
nobs 97
nopp 11
Years observed 2003-2023
rms 0.44
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.881
ep 0.047
sin(ip) 0.036
G 0.150
H 17.150
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 0.071
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 0 Koronis Novakovic 2019EPSC...13.1671N HCM
158 Koronis 605 Koronis 0.0000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.8810 0.0473 0.0361 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
17.15 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
D D 0.0118 0.0118 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT