Sakaihoikuen

1989 WN2, 1989WN2, 1998 WL19, 1998WL19, 26829, J89W02N, J98W19L

All data for this body: [vot]

MPC data
Name (number) Sakaihoikuen (26829)
a 2.65088
e 0.14242
i / sin(i) 11.9325 / 0.20676
q 2.27334
Q 3.02841
ω 164.2517
Node 252.2792
m 84.9846
n 0.2284
Epoch 2460800.5
nobs 3185
nopp 21
Years observed 1989-2025
rms 0.69
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.652
ep 0.137
sin(ip) 0.220
G 0.150
H 13.640
Mass
D 5.15 0.192
pV 0.281 0.0845
Value
Rotational Period 11.810
Period quality 2
Spectral Class S
Spectral Class Score 3.246
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6521 0.1370 0.2195 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.14 0.193 0.193 Masiero 2011ApJ...741...68M NEATM
5.67 1.690 1.690 Nugent 2016AJ....152...63N NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.160 0.1400 0.1400 Nugent 2016AJ....152...63N NEATM
0.350 0.1059 0.1059 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
13.64 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
11.816 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
S 0.541 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT