Koyama

03383, 1951 AB, 1951AB, 1951 CB, 1951CB, 1951 CU, 1951CU, 1984 DL, 1984DL, J51A00B, J51C00B, J51C00U, J84D00L

All data for this body: [vot]

MPC data
Name (number) Koyama (3383)
a 2.56473
e 0.04744
i / sin(i) 14.5908 / 0.25192
q 2.44306
Q 2.68641
ω 140.7399
Node 138.9891
m 245.7569
n 0.2400
Epoch 2460800.5
nobs 4588
nopp 28
Years observed 1951-2025
rms 0.64
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.565
ep 0.048
sin(ip) 0.243
G 0.150
H 12.340
Mass
D 10.69 0.062
pV 0.254 0.0198
Value
Rotational Period 111.840
Period quality 2
Spectral Class S
Spectral Class Score 11.198
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5654 0.0481 0.2431 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
10.12 0.410 0.410 Masiero 2012ApJ...759L...8M NEATM
10.55 0.810 0.810 Usui 2011PASJ...63.1117U NEATM
10.61 0.150 0.150 Masiero 2014ApJ...791..121M NEATM
10.73 0.070 0.070 Masiero 2011ApJ...741...68M NEATM
10.91 2.180 2.180 Ali-Lagoa 2018A&A...612A..85A NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.214 0.0860 0.0860 Ali-Lagoa 2018A&A...612A..85A NEATM
0.244 0.0327 0.0327 Masiero 2011ApJ...741...68M NEATM
0.250 0.0400 0.0400 Masiero 2014ApJ...791..121M NEATM
0.273 0.0340 0.0340 Masiero 2012ApJ...759L...8M 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
12.34 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
111.76 2 Sidereal Durech 2023A&A...675A..24D Model
111.76967 2 Sidereal Martikainen 2021A&A...649A..98M Model
111.771 2 Sidereal Durech 2020A&A...643A..59D Model
111.845 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L S 0.7479 0.5850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
LS 0.89 Bus VIS Carvano 2010A&A...510A..43C PHOT
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.538 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.9950 0.5850 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT