Lau

10811, 1982 BK9, 1982BK9, 1990 RE12, 1990RE12, 1991 YQ, 1991YQ, 1993 FM19, 1993FM19, J82B09K, J90R12E, J91Y00Q, J93F19M

All data for this body: [vot]

MPC data
Name (number) Lau (10811)
a 2.93254
e 0.21848
i / sin(i) 7.2025 / 0.12538
q 2.29183
Q 3.57325
ω 291.4495
Node 120.1083
m 267.0385
n 0.1963
Epoch 2460800.5
nobs 6442
nopp 28
Years observed 1982-2025
rms 0.51
Best values
[raw, vot]

Value Standard error
Parent Lau (10811)
 
ap 2.929
ep 0.194
sin(ip) 0.111
G 0.150
H 12.810
Mass
D 7.68 0.063
pV 0.272 0.0237
Value
Rotational Period 11.402
Period quality 2
Spectral Class A
Spectral Class Score 2.000
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
10811 Lau 0 Lau Novakovic 2019EPSC...13.1671N HCM
10811 Lau 619 Lau 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
2.9292 0.1944 0.1108 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.67 0.063 0.063 Masiero 2011ApJ...741...68M NEATM
8.22 0.760 0.760 Usui 2011PASJ...63.1117U NEATM
8.64 1.730 1.730 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.241 0.0960 0.0960 Ali-Lagoa 2018A&A...612A..85A NEATM
0.274 0.0245 0.0245 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
12.81 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
11.4025 2 Sidereal Durech 2023A&A...675A..24D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
A S DeMeo-Carry VIS Choi 2023PSJ.....4...49C PHOT