Sisley

06675, 1493 T-2, 1493T-2, 1981 EM21, 1981EM21, J81E21M, T2S1493

All data for this body: [vot]

MPC data
Name (number) Sisley (6675)
a 3.08482
e 0.17172
i / sin(i) 1.5604 / 0.02723
q 2.55508
Q 3.61456
ω 60.5904
Node 66.5153
m 96.8691
n 0.1819
Epoch 2460800.5
nobs 1667
nopp 23
Years observed 1973-2025
rms 0.78
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.076
ep 0.188
sin(ip) 0.022
G 0.150
H 14.610
Mass
D 8.15 0.188
pV 0.051 0.0039
Value
Rotational Period
Period quality None
Spectral Class C
Spectral Class Score 7.776
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.0762 0.1884 0.0222 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
8.15 0.188 0.188 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.051 0.0039 0.0039 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
14.61 MPC-2023-12-04 MPC-2023-12-04 Phot
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.86 Bus VIS Carvano 2010A&A...510A..43C PHOT
C C 0.6760 0.6640 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT