Ceto

2003 FX128, 2003FX128, 65489, K03FC8X

All data for this body: [vot]

MPC data
Name (number) Ceto (65489)
a 100.08031
e 0.82314
i / sin(i) 22.3027 / 0.37950
q 17.70021
Q 182.46042
ω 319.3582
Node 172.0032
m 12.8610
n 0.0010
Epoch 2460800.5
nobs 218
nopp 24
Years observed 1987-2025
rms 0.88
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 6.470
Mass 5.410e+18 4.200e+17
D 281.00 7.778
pV
Value
Rotational Period 4.400
Period quality 2
Spectral Class D
Spectral Class Score 0.564
Mass data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
5.4100e+18 4.2000e+17 4.2000e+17 Grundy 2007Icar..191..286G BinImg
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
281.00 11.000 11.000 Lellouch 2013A&A...557A..60L RADIOMETRY
281.00 11.000 11.000 Santos-Sans 2012A&A...541A..92S RADIOMETRY_STM
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
6.47 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
229.3 Synodic Grundy 2007Icar..191..286G Lightcurve
4.43 2 Synodic Dotto 2008A&A...490..829D Lightcurve
4.43 2 Synodic Perna 2008DPS....40.4708P Lightcurve
Spectral Class Data
[raw, vot]

Class 1 Class 2 Probability of Class 1 Probability of Class 2 Taxonomy Wavelength Author Reference Method
D D 0.0940 0.0940 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT