Sakuma

06809, 1938 DM1, 1938DM1, 1938 EW, 1938EW, 1989 EM2, 1989EM2, 1990 QS9, 1990QS9, J38D01M, J38E00W, J89E02M, J90Q09S

All data for this body: [vot]

MPC data
Name (number) Sakuma (6809)
a 2.36313
e 0.10442
i / sin(i) 6.0823 / 0.10596
q 2.11637
Q 2.60989
ω 221.6438
Node 357.9476
m 312.0348
n 0.2713
Epoch 2460800.5
nobs 3981
nopp 27
Years observed 1938-2025
rms 0.68
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.363
ep 0.135
sin(ip) 0.106
G 0.150
H 13.530
Mass
D 5.57 0.055
pV 0.328 0.0460
Value
Rotational Period 2.574
Period quality 3
Spectral Class S
Spectral Class Score 22.483
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.3631 0.1348 0.1064 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.57 0.055 0.055 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.328 0.0460 0.0460 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
13.53 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
2.5749 3 Synodic Pravec LCDB 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 0.72 Bus VIS Carvano 2010A&A...510A..43C PHOT
S 0.907 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.4069 0.9290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.8646 0.9290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9954 0.9290 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT