Leonidas

02782, 1969 UO2, 1969UO2, 1973 QW1, 1973QW1, 2605 P-L, 2605P-L, J69U02O, J73Q01W, PLS2605

All data for this body: [vot]

MPC data
Name (number) Leonidas (2782)
a 2.68093
e 0.22162
i / sin(i) 3.7807 / 0.06594
q 2.08678
Q 3.27508
ω 311.8964
Node 10.3340
m 286.3523
n 0.2245
Epoch 2460800.5
nobs 3146
nopp 28
Years observed 1960-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent Leonidas (2782)
 
ap 2.681
ep 0.194
sin(ip) 0.067
G 0.150
H 13.740
Mass
D 10.56 0.128
pV 0.057 0.0091
Value
Rotational Period 11.994
Period quality 2
Spectral Class C
Spectral Class Score 6.852
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
2782 Leonidas 0 Leonidas Novakovic 2019EPSC...13.1671N HCM
2782 Leonidas 528 Leonidas Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
144 Vibilia 529 Vibilia Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6810 0.1937 0.0665 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.21 3.901 3.901 Masiero 2017AJ....154..168M NEATM
10.57 0.128 0.128 Masiero 2011ApJ...741...68M NEATM
8.57 2.360 2.360 Masiero 2020PSJ.....1....5M NEATM
9.13 2.410 2.410 Masiero 2020PSJ.....1....5M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.051 0.0310 0.0310 Masiero 2020PSJ.....1....5M NEATM
0.056 0.0363 0.0363 Masiero 2017AJ....154..168M NEATM
0.057 0.0101 0.0101 Masiero 2011ApJ...741...68M NEATM
0.069 0.0430 0.0430 Masiero 2020PSJ.....1....5M 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
13.74 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
11.9943 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
C 0.874 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.2680 0.2680 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT