Langevin

05290, 1957 FF, 1957FF, 1981 RR, 1981RR, 1986 VF9, 1986VF9, 1990 OD4, 1990OD4, J57F00F, J81R00R, J86V09F, J90O04D

All data for this body: [vot]

MPC data
Name (number) Langevin (5290)
a 2.73432
e 0.06385
i / sin(i) 11.2076 / 0.19437
q 2.55973
Q 2.90891
ω 159.6399
Node 189.0281
m 221.9445
n 0.2180
Epoch 2460800.5
nobs 5842
nopp 28
Years observed 1957-2025
rms 0.61
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.735
ep 0.031
sin(ip) 0.197
G 0.150
H 12.540
Mass
D 17.93 0.109
pV 0.097 0.0026
Value
Rotational Period 11.224
Period quality 2
Spectral Class X
Spectral Class Score 4.223
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7349 0.0310 0.1967 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
13.94 4.220 4.220 Nugent 2016AJ....152...63N NEATM
14.05 4.160 4.160 Masiero 2020PSJ.....1....5M NEATM
15.17 4.690 4.690 Masiero 2021PSJ.....2..162M NEATM
16.78 3.360 3.360 Ali-Lagoa 2018A&A...612A..85A NEATM
16.83 0.810 0.810 Usui 2011PASJ...63.1117U NEATM
16.86 3.370 3.370 Ali-Lagoa 2018A&A...612A..85A NEATM
17.06 5.910 5.910 Masiero 2012ApJ...759L...8M NEATM
17.79 5.220 5.220 Masiero 2020PSJ.....1....5M NEATM
17.96 0.110 0.110 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.051 0.0210 0.0360 Masiero 2021PSJ.....2..162M NEATM
0.052 0.0470 0.0470 Masiero 2020PSJ.....1....5M NEATM
0.060 0.0690 0.0690 Masiero 2020PSJ.....1....5M NEATM
0.073 0.0290 0.0290 Ali-Lagoa 2018A&A...612A..85A NEATM
0.073 0.0660 0.0660 Masiero 2012ApJ...759L...8M NEATM
0.074 0.0300 0.0300 Ali-Lagoa 2018A&A...612A..85A NEATM
0.080 0.0700 0.0700 Nugent 2016AJ....152...63N NEATM
0.098 0.0026 0.0026 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
12.54 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
11.2241 2 Synodic Pal 2020ApJS..247...26P Lightcurve
11.2296 2 Sidereal Durech 2023A&A...675A..24D Model
11.22981 2 Sidereal Durech 2020A&A...643A..59D Model
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.80 Bus VIS Carvano 2010A&A...510A..43C PHOT
X X 0.7039 0.7039 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT