1999 TH228

1999TH228, 40948, J99TM8H

All data for this body: [vot]

MPC data
Name (number) 1999 TH228 (40948)
a 2.91524
e 0.08644
i / sin(i) 2.4047 / 0.04196
q 2.66325
Q 3.16722
ω 336.1691
Node 33.2327
m 47.1640
n 0.1980
Epoch 2460800.5
nobs 1200
nopp 17
Years observed 1997-2025
rms 0.81
Best values
[raw, vot]

Value Standard error
Parent Koronis (158)
 
ap 2.914
ep 0.051
sin(ip) 0.037
G 0.150
H 15.140
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 17.485
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
158 Koronis 0 Koronis Novakovic 2019EPSC...13.1671N HCM
158 Koronis 605 Koronis 0.2000 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.9140 0.0506 0.0375 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
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
15.14 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
S DeMeo-Carry VIS DeMeo 2013Icar..226..723D PHOT
S 0.29 Bus VIS Carvano 2010A&A...510A..43C PHOT
S S 0.6945 0.6210 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.7973 0.6210 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.9923 0.6210 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
X S 0.5202 0.6210 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT