1999 TN154
1999TN154, 44780, J99TF4N
All data for this body: [vot]
MPC data
| Name (number) |
1999 TN154 (44780) |
| a |
2.21128 |
| e |
0.13046 |
| i / sin(i) |
4.2795 /
0.07462
|
| q |
1.92280
|
| Q |
2.49977
|
| ω |
253.7452 |
| Node |
79.1513 |
| m |
320.6445 |
| n |
0.2997 |
| Epoch |
2460800.5 |
| nobs |
1451 |
| nopp |
20 |
| Years observed |
1993-2025 |
| rms |
0.74 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.211 |
|
| ep |
0.072 |
|
| sin(ip) |
0.065 |
|
| G |
0.150 |
|
| H |
16.120 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
L |
| Spectral Class Score |
1.188 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.2111 |
0.0721 |
0.0651 |
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 |
| 16.12 |
|
|
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 |
|
0.198 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |