1998 FT8
1998FT8, 19405, 4238 T-2, 4238T-2, J98F08T, T2S4238
All data for this body: [vot]
MPC data
| Name (number) |
1998 FT8 (19405) |
| a |
2.68495 |
| e |
0.14308 |
| i / sin(i) |
11.1135 /
0.19275
|
| q |
2.30079
|
| Q |
3.06910
|
| ω |
212.9729 |
| Node |
21.2056 |
| m |
20.8341 |
| n |
0.2240 |
| Epoch |
2460800.5 |
| nobs |
2401 |
| nopp |
24 |
| Years observed |
1973-2025 |
| rms |
0.73 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.686 |
|
| ep |
0.165 |
|
| sin(ip) |
0.187 |
|
| G |
0.150 |
|
| H |
14.140 |
|
| Mass |
|
|
| D |
3.97 |
0.776 |
| pV |
0.256 |
0.0808 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
0.185 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6857 |
0.1652 |
0.1873 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 3.97 |
0.776 |
0.776 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.256 |
0.0808 |
0.0808 |
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 |
| 14.14 |
|
|
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 |
0.0309 |
0.0309 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |