Tithonus

06998, 1989 UM5, 1989UM5, 3108 T-3, 3108T-3, J89U05M, T3S3108

All data for this body: [vot]

MPC data
Name (number) Tithonus (6998)
a 5.17453
e 0.07051
i / sin(i) 1.7300 / 0.03019
q 4.80966
Q 5.53941
ω 259.8611
Node 35.2423
m 81.8337
n 0.0837
Epoch 2460800.5
nobs 2361
nopp 32
Years observed 1977-2025
rms 0.74
Best values
[raw, vot]

Value Standard error
Parent
 
ap
ep
sin(ip)
G 0.150
H 11.530
Mass
D 27.61 0.329
pV 0.056 0.0067
Value
Rotational Period
Period quality None
Spectral Class D
Spectral Class Score 16.690
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
27.31 0.510 0.510 Grav 2011ApJ...742...40G NEATM
27.83 0.430 0.430 Grav 2012ApJ...759...49G NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.049 0.0080 0.0080 Grav 2012ApJ...759...49G NEATM
0.072 0.0120 0.0120 Grav 2011ApJ...742...40G 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
11.53 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
D Dahlgren-Lagerkvist VIS Fornasier 2004Icar..172..221F SPEC
D DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
D 0.61 Bus VIS Carvano 2010A&A...510A..43C PHOT
D 0.910000 Mahlke VIS Mahlke 2022A&A...665A..26M SPEC
D D 0.6533 0.6533 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT