Mikiyasato

11820, 1981 EP38, 1981EP38, J81E38P

All data for this body: [vot]

MPC data
Name (number) Mikiyasato (11820)
a 3.04744
e 0.06816
i / sin(i) 10.4619 / 0.18158
q 2.83973
Q 3.25515
ω 163.5811
Node 192.8727
m 294.6068
n 0.1853
Epoch 2460800.5
nobs 1968
nopp 27
Years observed 1951-2025
rms 0.73
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.046
ep 0.042
sin(ip) 0.184
G 0.150
H 14.250
Mass
D 5.39 0.189
pV 0.153 0.0254
Value
Rotational Period 6.410
Period quality 2
Spectral Class S
Spectral Class Score 4.518
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0460 0.0422 0.1844 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.39 0.189 0.189 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.153 0.0254 0.0254 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
14.25 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
6.419 2 Synodic Waszczak 2015AJ....150...75W Lightcurve
6.63 2 Synodic Erasmus 2019ApJS..242...15E Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
L 0.21 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.753 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
X DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT