1998 SN172
1998SN172, J98SH2N, W6299
All data for this body: [vot]
MPC data
| Name (number) |
1998 SN172 (326299) |
| a |
3.08229 |
| e |
0.13045 |
| i / sin(i) |
2.9992 /
0.05232
|
| q |
2.68019
|
| Q |
3.48439
|
| ω |
61.1837 |
| Node |
340.5002 |
| m |
295.2781 |
| n |
0.1821 |
| Epoch |
2460800.5 |
| nobs |
223 |
| nopp |
15 |
| Years observed |
1993-2025 |
| rms |
0.85 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.078 |
|
| ep |
0.103 |
|
| sin(ip) |
0.071 |
|
| G |
0.150 |
|
| H |
16.640 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
B |
| Spectral Class Score |
0.080 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0775 |
0.1034 |
0.0712 |
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 |
| 16.64 |
|
|
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 |
| B |
B |
0.0134 |
0.0134 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |