Williamweber

1998 FK42, 1998FK42, 1999 RM194, 1999RM194, 22872, J98F42K, J99RJ4M

All data for this body: [vot]

MPC data
Name (number) Williamweber (22872)
a 2.24618
e 0.18028
i / sin(i) 5.6571 / 0.09857
q 1.84123
Q 2.65113
ω 6.6013
Node 328.0505
m 235.6839
n 0.2928
Epoch 2460800.5
nobs 1809
nopp 21
Years observed 1992-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent Flora (8)
 
ap 2.247
ep 0.133
sin(ip) 0.103
G 0.150
H 15.380
Mass
D 2.65 0.540
pV 0.209 0.0815
Value
Rotational Period 4.000
Period quality 3-
Spectral Class C
Spectral Class Score 3.672
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
298 Baptistina 0 Baptistina Novakovic 2019EPSC...13.1671N HCM
8 Flora 402 Flora 0.2300 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2466 0.1327 0.1033 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.65 0.540 0.540 Masiero 2021PSJ.....2..162M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.209 0.0660 0.0970 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
15.38 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
4.0 2 Synodic Erasmus 2019ApJS..242...15E Lightcurve
4.03 3- Synodic Stephens 2016MPBu...43...10S Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C S 0.612000 0.316000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT
X 0.505 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT