1997 SS18
1997SS18, 2001 RE108, 2001RE108, H8384, J97S18S, K01RA8E
All data for this body: [vot]
MPC data
| Name (number) |
1997 SS18 (178384) |
| a |
2.54055 |
| e |
0.16289 |
| i / sin(i) |
4.9805 /
0.08682
|
| q |
2.12671
|
| Q |
2.95439
|
| ω |
305.1720 |
| Node |
357.0325 |
| m |
333.8114 |
| n |
0.2434 |
| Epoch |
2460800.5 |
| nobs |
235 |
| nopp |
16 |
| Years observed |
1997-2025 |
| rms |
0.90 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.539 |
|
| ep |
0.149 |
|
| sin(ip) |
0.085 |
|
| G |
0.150 |
|
| H |
16.980 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
D |
| Spectral Class Score |
1.512 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5388 |
0.1487 |
0.0852 |
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 |
| 16.98 |
|
|
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 |
| D |
D |
0.2520 |
0.2520 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |