1999 TM224

1999TM224, 42980, J99TM4M

All data for this body: [vot]

MPC data
Name (number) 1999 TM224 (42980)
a 2.73690
e 0.12680
i / sin(i) 3.9377 / 0.06867
q 2.38988
Q 3.08393
ω 66.3032
Node 46.9280
m 148.3174
n 0.2177
Epoch 2460800.5
nobs 1816
nopp 21
Years observed 1990-2025
rms 0.77
Best values
[raw, vot]

Value Standard error
Parent
 
ap 2.736
ep 0.144
sin(ip) 0.059
G 0.150
H 14.880
Mass
D 3.53 0.094
pV 0.205 0.0270
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 8.023
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.7357 0.1444 0.0590 Novakovic_Radovic_Todovic 2003A&A...403.1165K Numeric-Nov-2024
Diameter data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
3.53 0.094 0.094 Masiero 2011ApJ...741...68M NEATM
Albedo data
[raw, vot]

Value Uncertainty up Uncertainty down Author Reference Method
0.205 0.0270 0.0270 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
14.88 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 0.440 Bus-Demeo VIS Sergeyev 2022A&A...658A.109S PHOT
S S 0.8972 0.8972 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT