2009 TA21

2009TA21, K09T21A, W8720

All data for this body: [vot]

MPC data
Name (number) 2009 TA21 (328720)
a 2.58418
e 0.12419
i / sin(i) 14.6437 / 0.25281
q 2.26325
Q 2.90510
ω 132.2063
Node 183.7202
m 323.4015
n 0.2373
Epoch 2460800.5
nobs 426
nopp 12
Years observed 2002-2024
rms 0.86
Best values
[raw, vot]

Value Standard error
Parent Maria (170)
 
ap 2.584
ep 0.081
sin(ip) 0.255
G 0.150
H 16.590
Mass
D
pV
Value
Rotational Period
Period quality None
Spectral Class S
Spectral Class Score 5.671
Family data
[raw, vot]

Parent Parent name Family ID Family name Cj Author Reference Method
1160 Illyria -1 Illyria -1.0000 Nesvorny 2024ApJS..274...25N HCM-2024
170 Maria 0 Maria Novakovic 2019EPSC...13.1671N HCM
170 Maria 506 Maria 0.0800 Nesvorny doi.org/10.26033/6cg5-pt13 HCM-2020-08-14
Proper elements data
[raw, vot]

ap ep sin(ip) Author Reference Method
2.5838 0.0811 0.2552 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
16.59 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
A S 0.0205 0.2390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D S 0.1429 0.2390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
D S 0.2144 0.2390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.1512 0.2390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.2770 0.2390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
S S 0.5169 0.2390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.2604 0.2390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT
V S 0.4570 0.2390 Bus-Demeo VIS Sergeyev 2021A&A...652A..59S PHOT