Tajimasatonokai

12277, 1990 WN2, 1990WN2, J90W02N

All data for this body: [vot]

MPC data
Name (number) Tajimasatonokai (12277)
a 2.65504
e 0.13649
i / sin(i) 14.6368 / 0.25269
q 2.29266
Q 3.01742
ω 1.4200
Node 78.8263
m 331.0398
n 0.2278
Epoch 2460800.5
nobs 5945
nopp 23
Years observed 1990-2025
rms 0.48
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.656
ep 0.147
sin(ip) 0.231
G 0.150
H 13.500
Mass
D 5.89 0.119
pV 0.322 0.0429
Value
Rotational Period 9.992
Period quality 2
Spectral Class None
Spectral Class Score
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 0 Eunomia Novakovic 2019EPSC...13.1671N HCM
15 Eunomia 502 Eunomia 0.1600 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6563 0.1470 0.2310 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.89 0.119 0.119 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.322 0.0429 0.0429 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
13.50 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
9.99208 2 Sidereal Durech 2020A&A...643A..59D Model