2009 TD20
2009TD20, K09T20D, N3923
All data for this body: [vot]
MPC data
| Name (number) |
2009 TD20 (233923) |
| a |
3.05538 |
| e |
0.17149 |
| i / sin(i) |
1.3020 /
0.02272
|
| q |
2.53140
|
| Q |
3.57936
|
| ω |
124.1453 |
| Node |
202.3928 |
| m |
31.8992 |
| n |
0.1845 |
| Epoch |
2460800.5 |
| nobs |
371 |
| nopp |
19 |
| Years observed |
2002-2025 |
| rms |
0.95 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.054 |
|
| ep |
0.151 |
|
| sin(ip) |
0.036 |
|
| G |
0.150 |
|
| H |
15.920 |
|
| Mass |
|
|
| D |
4.53 |
1.460 |
| pV |
0.049 |
0.0256 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.392 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 24 |
Themis |
0 |
Themis |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0539 |
0.1510 |
0.0358 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.53 |
1.460 |
1.460 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.049 |
0.0256 |
0.0256 |
Masiero |
2011ApJ...741...68M |
NEATM |
G data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.15 |
|
|
MPC-2023-12-94 |
MPC-2023-12-94 |
Phot |
H data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 15.92 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| S |
|
0.732 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |