1997 AM20
1997AM20, 1999 XA248, 1999XA248, 48728, J97A20M, J99XO8A
All data for this body: [vot]
MPC data
| Name (number) |
1997 AM20 (48728) |
| a |
2.32465 |
| e |
0.09543 |
| i / sin(i) |
4.8819 /
0.08510
|
| q |
2.10280
|
| Q |
2.54650
|
| ω |
139.4312 |
| Node |
146.0350 |
| m |
203.0619 |
| n |
0.2781 |
| Epoch |
2460800.5 |
| nobs |
1718 |
| nopp |
20 |
| Years observed |
1997-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.324 |
|
| ep |
0.081 |
|
| sin(ip) |
0.082 |
|
| G |
0.150 |
|
| H |
15.580 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
11.899 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3244 |
0.0812 |
0.0817 |
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 |
| 15.58 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |