1997 MG9
1997MG9, 2001 TJ3, 2001TJ3, 33020, J97M09G, K01T03J
All data for this body: [vot]
MPC data
| Name (number) |
1997 MG9 (33020) |
| a |
2.31371 |
| e |
0.21148 |
| i / sin(i) |
1.5375 /
0.02683
|
| q |
1.82440
|
| Q |
2.80303
|
| ω |
183.9409 |
| Node |
263.0548 |
| m |
207.6636 |
| n |
0.2801 |
| Epoch |
2460800.5 |
| nobs |
1117 |
| nopp |
20 |
| Years observed |
1992-2025 |
| rms |
0.74 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.313 |
|
| ep |
0.226 |
|
| sin(ip) |
0.044 |
|
| G |
0.150 |
|
| H |
16.480 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
L |
| Spectral Class Score |
0.206 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3133 |
0.2259 |
0.0439 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
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 |
| 16.48 |
|
|
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 |
| L |
L |
0.0343 |
0.0343 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |