2003 SM258
2003SM258, 1998 SN20, 1998SN20, J6847, J98S20N, K03SP8M
All data for this body: [vot]
MPC data
| Name (number) |
2003 SM258 (196847) |
| a |
2.81622 |
| e |
0.10877 |
| i / sin(i) |
2.2274 /
0.03887
|
| q |
2.50990
|
| Q |
3.12254
|
| ω |
246.1384 |
| Node |
189.5720 |
| m |
160.0550 |
| n |
0.2085 |
| Epoch |
2460800.5 |
| nobs |
610 |
| nopp |
19 |
| Years observed |
1998-2025 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.815 |
|
| ep |
0.102 |
|
| sin(ip) |
0.044 |
|
| G |
0.150 |
|
| H |
16.120 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
Ad |
| Spectral Class Score |
1.000 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.8153 |
0.1020 |
0.0444 |
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 |
| Ad |
Ad |
None |
None |
Movis |
NIR |
Popescu |
2018A&A...617A..12P |
PHOT |