Leda

00038, 1856 AA, 1856AA, 1904 SF, 1904SF, 1949 QO2, 1949QO2, I56A00A, J04S00F, J49Q02O

All data for this body: [vot]

MPC data
Name (number) Leda (38)
a 2.74238
e 0.15094
i / sin(i) 6.9513 / 0.12103
q 2.32844
Q 3.15632
ω 169.7342
Node 295.4961
m 122.4178
n 0.2170
Epoch 2460800.5
nobs 4548
nopp 67
Years observed 1856-2025
rms 0.76
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.741
ep 0.168
sin(ip) 0.136
G 0.150
H 8.490
Mass 8.025e+17 2.390e+17
D 111.80 0.313
pV 0.065 0.0016
Value
Rotational Period 12.830
Period quality 3
Spectral Class Cgh
Spectral Class Score 31.000
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7408 0.1684 0.1358 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
7.1600e+17 3.3800e+17 3.3800e+17 Fienga 2020MNRAS.492..589F Ephem
8.8900e+17 Folkner 2014IPNPR.196C...1F Ephem
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
113.40 37.720 37.720 Masiero 2021PSJ.....2..162M NEATM
114.22 1.520 1.520 Usui 2011PASJ...63.1117U NEATM
115.93 2.100 2.100 Tedesco 2002AJ....123.1056T STM
116.00 15.501 15.501 Masiero 2011ApJ...741...68M NEATM
118.12 5.349 5.349 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
122.54 1.240 1.240 Masiero 2012ApJ...759L...8M NEATM
124.48 12.450 12.450 Ali-Lagoa 2018A&A...612A..85A NEATM
128.22 0.470 0.470 Nugent 2016AJ....152...63N NEATM
79.80 15.960 15.960 Ali-Lagoa 2018A&A...612A..85A NEATM
86.66 23.470 23.470 Masiero 2021PSJ.....2..162M NEATM
87.36 36.650 36.650 Masiero 2020PSJ.....1....5M NEATM
92.25 0.490 0.490 Masiero 2014ApJ...791..121M NEATM
97.33 2.694 2.694 Ryan&Woodward 2010AJ....140..933R IRAS-STM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.044 0.0200 0.0360 Masiero 2021PSJ.....2..162M NEATM
0.048 0.0100 0.0100 Ali-Lagoa 2018A&A...612A..85A NEATM
0.055 0.0070 0.0070 Masiero 2012ApJ...759L...8M NEATM
0.060 0.0054 0.0054 Ryan&Woodward 2010AJ....140..933R IRAS-NEATM
0.061 0.0620 0.0620 Masiero 2020PSJ.....1....5M NEATM
0.062 0.0162 0.0162 Masiero 2011ApJ...741...68M NEATM
0.062 0.0020 0.0020 Tedesco 2002AJ....123.1056T STM
0.088 0.0049 0.0049 Ryan&Woodward 2010AJ....140..933R IRAS-STM
0.094 0.0360 0.0580 Masiero 2021PSJ.....2..162M NEATM
0.100 0.0100 0.0100 Masiero 2014ApJ...791..121M NEATM
0.118 0.0470 0.0470 Ali-Lagoa 2018A&A...612A..85A 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
8.49 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
10.171 2 Synodic Wang 2002EM&P...91..181W Lightcurve
12.834 3 Synodic Pilcher 2011MPBu...38..183P Lightcurve
12.836164 2 Sidereal Franco 2013MPBu...40..229F Model
12.837 3 Synodic Pilcher 2013MPBu...40...33P Lightcurve
12.838 3 Synodic Pilcher 2009MPBu...36...25P Lightcurve
12.839 3 Synodic Pilcher 2010MPBu...37..119P Lightcurve
12.84 2 Synodic De Young 1996MPBu...23...44D Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C Tholen VIS Fornasier 2014Icar..233..163F SPEC
C 0.980000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC
C P 0.870000 0.110000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
Cgh Bus-DeMeo VISNIR DeMeo 2009Icar..202..160D SPEC
Cgh Bus VIS Bus 2002Icar..158..146B SPEC
Cgh Bus VIS Fornasier 2014Icar..233..163F SPEC
P 0.960000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
P 0.970000 Mahlke VISNIR Mahlke 2022A&A...665A..26M SPEC