Willis

13730, 1984 UH3, 1984UH3, 1991 RR36, 1991RR36, 1998 RE47, 1998RE47, J84U03H, J91R36R, J98R47E

All data for this body: [vot]

MPC data
Name (number) Willis (13730)
a 2.32283
e 0.15317
i / sin(i) 6.3066 / 0.10985
q 1.96703
Q 2.67863
ω 143.7098
Node 214.4865
m 185.4563
n 0.2784
Epoch 2460800.5
nobs 3337
nopp 23
Years observed 1984-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Vesta (4)
 
ap 2.323
ep 0.111
sin(ip) 0.121
G 0.150
H 14.740
Mass
D 2.71 0.677
pV 0.418 0.1976
Value
Rotational Period
Period quality None
Spectral Class V
Spectral Class Score 29.122
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
4 Vesta 0 Vesta Novakovic 2019EPSC...13.1671N HCM
4 Vesta 401 Vesta Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3234 0.1113 0.1206 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
2.71 0.677 0.677 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.418 0.1976 0.1976 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
14.74 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
V DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
V 0.89 Bus VIS Carvano 2010A&A...510A..43C PHOT
V V 0.6954 0.9680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.7264 0.9680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.8034 0.9680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9990 0.9680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V V 0.9994 0.9680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT