Lappajarvi

02397, 1932 AF, 1932AF, 1938 DV, 1938DV, 1962 QG, 1962QG, 1972 LF1, 1972LF1, 1976 GK4, 1976GK4, 1978 PR, 1978PR, 1981 CF1, 1981CF1, 1981 FS, 1981FS, J32A00F, J38D00V, J62Q00G, J72L01F, J76G04K, J78P00R, J81C01F, J81F00S

All data for this body: [vot]

MPC data
Name (number) Lappajarvi (2397)
a 3.08868
e 0.17464
i / sin(i) 10.2913 / 0.17865
q 2.54928
Q 3.62809
ω 296.1655
Node 145.6569
m 92.8530
n 0.1816
Epoch 2460800.5
nobs 5225
nopp 35
Years observed 1938-2025
rms 0.65
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.089
ep 0.166
sin(ip) 0.170
G 0.150
H 11.130
Mass
D 16.41 0.238
pV 0.260 0.0209
Value
Rotational Period 9.040
Period quality 3-
Spectral Class S
Spectral Class Score 28.196
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0891 0.1661 0.1700 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
16.36 0.243 0.243 Masiero 2011ApJ...741...68M NEATM
17.45 1.290 1.290 Usui 2011PASJ...63.1117U NEATM
18.00 3.600 3.600 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.217 0.0870 0.0870 Ali-Lagoa 2018A&A...612A..85A NEATM
0.263 0.0215 0.0215 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
11.13 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.04 2 Synodic Behrend LCDB Lightcurve
9.044 3- Synodic Behrend LCDB Lightcurve
9.05 2 Synodic Bennefeld 2009MPBu...36...45B Lightcurve
9.0532 2 Sidereal Durech 2018A&A...620A..91D Model
9.05323 2 Sidereal Durech 2019A&A...631A...2D Model
9.0533 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
LS 0.66 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S Tholen VIS Lazzaro 2004Icar..172..179L SPEC
S 0.560 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S Q 0.550000 0.450000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
S S 0.7066 0.8860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8142 0.8860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9936 0.8860 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
Sq Bus VIS Lazzaro 2004Icar..172..179L SPEC