1999 TF74
1999TF74, 1999 TN60, 1999TN60, 1999 TT254, 1999TT254, 1999 TY324, 1999TY324, H1555, J99T60N, J99T74F, J99TP4T, J99TW4Y
All data for this body: [vot]
MPC data
| Name (number) |
1999 TF74 (171555) |
| a |
2.45114 |
| e |
0.20108 |
| i / sin(i) |
0.6329 /
0.01105
|
| q |
1.95826
|
| Q |
2.94403
|
| ω |
112.4879 |
| Node |
268.1201 |
| m |
228.7699 |
| n |
0.2568 |
| Epoch |
2460800.5 |
| nobs |
490 |
| nopp |
15 |
| Years observed |
1999-2025 |
| rms |
0.88 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.451 |
|
| ep |
0.171 |
|
| sin(ip) |
0.030 |
|
| G |
0.150 |
|
| H |
17.290 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.693 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4507 |
0.1713 |
0.0298 |
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 |
| 17.29 |
|
|
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 |
S |
0.7821 |
0.7821 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |