1991 LW

1991LW, 10779, 1989 YH5, 1989YH5, J89Y05H, J91L00W

All data for this body: [vot]

MPC data
Name (number) 1991 LW (10779)
a 2.56923
e 0.18212
i / sin(i) 12.1173 / 0.20991
q 2.10131
Q 3.03714
ω 115.4759
Node 90.9752
m 113.6002
n 0.2393
Epoch 2460800.5
nobs 2687
nopp 26
Years observed 1954-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.569
ep 0.216
sin(ip) 0.198
G 0.150
H 13.680
Mass
D 12.29 0.112
pV 0.044 0.0065
Value
Rotational Period 18.000
Period quality 2
Spectral Class None
Spectral Class Score
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5686 0.2156 0.1977 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.56 3.536 3.536 Masiero 2017AJ....154..168M NEATM
10.79 2.941 2.941 Masiero 2017AJ....154..168M NEATM
11.56 2.320 2.320 Masiero 2021PSJ.....2..162M NEATM
11.79 3.340 3.340 Masiero 2012ApJ...759L...8M NEATM
12.23 0.115 0.115 Masiero 2011ApJ...741...68M NEATM
13.62 2.720 2.720 Ali-Lagoa 2018A&A...612A..85A NEATM
13.71 0.510 0.510 Usui 2011PASJ...63.1117U NEATM
14.86 2.970 2.970 Ali-Lagoa 2018A&A...612A..85A NEATM
8.04 2.150 2.150 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.031 0.0120 0.0120 Ali-Lagoa 2018A&A...612A..85A NEATM
0.037 0.0150 0.0150 Ali-Lagoa 2018A&A...612A..85A NEATM
0.052 0.0101 0.0101 Masiero 2011ApJ...741...68M NEATM
0.054 0.0240 0.0440 Masiero 2021PSJ.....2..162M NEATM
0.055 0.0960 0.0960 Masiero 2012ApJ...759L...8M NEATM
0.063 0.0467 0.0467 Masiero 2017AJ....154..168M NEATM
0.065 0.0330 0.0330 Masiero 2017AJ....154..168M NEATM
0.090 0.0700 0.0700 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
13.68 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
13.366 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
18.3 2 Synodic Warner 2011MPBu...38..142W Lightcurve
18.4825 2 Sidereal Durech 2018A&A...617A..57D Model