Sachiko

1989 VR2, 1989VR2, 2000 CP2, 2000CP2, 26501, J89V02R, K00C02P

All data for this body: [vot]

MPC data
Name (number) Sachiko (26501)
a 2.67592
e 0.19507
i / sin(i) 13.0488 / 0.22578
q 2.15394
Q 3.19790
ω 343.4549
Node 7.0564
m 77.1005
n 0.2252
Epoch 2460800.5
nobs 3064
nopp 23
Years observed 1989-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent Eunomia (15)
 
ap 2.674
ep 0.167
sin(ip) 0.217
G 0.150
H 13.760
Mass
D
pV
Value
Rotational Period 8.641
Period quality 2
Spectral Class S
Spectral Class Score 20.117
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
15 Eunomia 502 Eunomia 0.3100 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.6737 0.1669 0.2175 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
13.76 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
8.6286 2 Sidereal Durech 2019A&A...631A...2D Model
8.6286 2 Sidereal Durech 2023A&A...675A..24D Model
8.64077 2 Synodic Pal 2020ApJS..247...26P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.56 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.949 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S None None Movis NIR Popescu 2018A&A...617A..12P PHOT
S S 0.7701 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9470 0.8880 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT