Billmclaughlin

04838, 1967 JA, 1967JA, 1970 CC, 1970CC, 1986 TH2, 1986TH2, 1989 NJ, 1989NJ, J67J00A, J70C00C, J86T02H, J89N00J

All data for this body: [vot]

MPC data
Name (number) Billmclaughlin (4838)
a 2.35236
e 0.14462
i / sin(i) 8.8861 / 0.15447
q 2.01216
Q 2.69257
ω 40.7114
Node 217.7517
m 356.1510
n 0.2732
Epoch 2460800.5
nobs 4944
nopp 27
Years observed 1967-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.353
ep 0.146
sin(ip) 0.163
G 0.150
H 13.080
Mass
D 11.12 0.066
pV 0.128 0.0078
Value
Rotational Period 5.190
Period quality 2
Spectral Class X
Spectral Class Score 12.440
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3526 0.1463 0.1629 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.25 0.190 0.190 Masiero 2014ApJ...791..121M NEATM
11.31 0.071 0.071 Masiero 2011ApJ...741...68M NEATM
7.73 1.770 1.770 Nugent 2016AJ....152...63N NEATM
8.94 1.790 1.790 Ali-Lagoa 2018A&A...612A..85A NEATM
9.08 0.410 0.410 Usui 2011PASJ...63.1117U NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.105 0.0130 0.0130 Masiero 2011ApJ...741...68M NEATM
0.140 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.156 0.0620 0.0620 Ali-Lagoa 2018A&A...612A..85A NEATM
0.160 0.0900 0.0900 Nugent 2016AJ....152...63N 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
13.08 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
0.62 Synodic Erasmus 2018ApJS..237...19E Lightcurve
0.62 Synodic Erasmus 2019ApJS..242...15E Lightcurve
5.199 2 Synodic Albers 2010MPBu...37..152A Lightcurve
5.2126 2 Sidereal Athanasopoulos 2024A%26A...690A.215A Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
P M 0.610000 0.300000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
X 0.680 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X C DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT
X C 0.529000 0.382000 Bus-DeMeo VIS Erasmus 2019ApJS..242...15E PHOT
X C 0.531000 0.377000 Bus-DeMeo VIS Erasmus 2018ApJS..237...19E PHOT
Xc Bus VIS Bus 2002Icar..158..146B SPEC