Louhi

03897, 1942 RT, 1942RT, 1969 VG2, 1969VG2, 1973 TN, 1973TN, 1982 SA7, 1982SA7, 1988 AZ4, 1988AZ4, J42R00T, J69V02G, J73T00N, J82S07A, J88A04Z

All data for this body: [vot]

MPC data
Name (number) Louhi (3897)
a 2.69331
e 0.15803
i / sin(i) 7.1019 / 0.12363
q 2.26769
Q 3.11894
ω 148.6415
Node 188.7830
m 255.6123
n 0.2230
Epoch 2460800.5
nobs 4991
nopp 30
Years observed 1942-2025
rms 0.66
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.694
ep 0.117
sin(ip) 0.126
G 0.150
H 13.150
Mass
D 10.77 0.188
pV 0.124 0.0201
Value
Rotational Period 25.850
Period quality 2
Spectral Class C
Spectral Class Score 6.427
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6936 0.1173 0.1260 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.25 2.380 2.380 Masiero 2020PSJ.....1....5M NEATM
10.77 0.189 0.189 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.077 0.0870 0.0870 Masiero 2020PSJ.....1....5M NEATM
0.127 0.0207 0.0207 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
13.15 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
19.2207 2 Sidereal Durech 2023A&A...675A..24D Model
25.853 2 Synodic Pal 2020ApJS..247...26P Lightcurve
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 0.89 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.4412 0.1300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
K C 0.0246 0.1300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X C 0.4135 0.1300 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT