Hubbard

04331, 1940 LO, 1940LO, 1950 NT, 1950NT, 1970 LG, 1970LG, 1983 HC, 1983HC, 1986 ES1, 1986ES1, 1987 SR29, 1987SR29, 1987 UF9, 1987UF9, J40L00O, J50N00T, J70L00G, J83H00C, J86E01S, J87S29R, J87U09F

All data for this body: [vot]

MPC data
Name (number) Hubbard (4331)
a 2.22922
e 0.20637
i / sin(i) 5.7159 / 0.09960
q 1.76919
Q 2.68926
ω 213.8635
Node 72.1016
m 173.0341
n 0.2961
Epoch 2460800.5
nobs 7586
nopp 28
Years observed 1950-2025
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.228
ep 0.174
sin(ip) 0.085
G 0.150
H 13.590
Mass
D 6.05 0.013
pV 0.213 0.0165
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 15.426
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.2279 0.1743 0.0854 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.35 1.130 1.130 Masiero 2021PSJ.....2..162M NEATM
6.04 0.013 0.013 Masiero 2011ApJ...741...68M NEATM
6.42 0.220 0.220 Masiero 2012ApJ...759L...8M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.206 0.0201 0.0201 Masiero 2011ApJ...741...68M NEATM
0.225 0.0300 0.0300 Masiero 2012ApJ...759L...8M NEATM
0.253 0.0800 0.1180 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
13.59 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
L S 0.6377 0.4990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.6891 0.4990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9317 0.4990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9502 0.4990 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT