1999 TT117

1999TT117, 1987 MG1, 1987MG1, 2001 AH29, 2001AH29, 38493, J87M01G, J99TB7T, K01A29H

All data for this body: [vot]

MPC data
Name (number) 1999 TT117 (38493)
a 3.12018
e 0.02815
i / sin(i) 5.1769 / 0.09023
q 3.03234
Q 3.20801
ω 283.8200
Node 303.4254
m 14.5624
n 0.1788
Epoch 2460800.5
nobs 2359
nopp 24
Years observed 1993-2025
rms 0.67
Best values
[raw, vot]

Value Standard error
Parent
 
ap 3.120
ep 0.053
sin(ip) 0.110
G 0.150
H 14.160
Mass
D 9.97 0.065
pV 0.054 0.0045
Value
Rotational Period 12.207
Period quality 2
Spectral Class C
Spectral Class Score 8.407
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
3.1205 0.0533 0.1101 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
9.97 0.065 0.065 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.054 0.0045 0.0045 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
14.16 MPC-2023-12-04 MPC-2023-12-04 Phot
Periods
[raw, vot]

Value Quality Side real or Synodic Author Reference Method
12.2071 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
C DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
C 0.402 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
C C 0.6659 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
CX 0.20 Bus VIS Carvano 2010A&A...510A..43C PHOT
X C 0.5166 0.4200 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT