1997 AA4
1997AA4, 1999 RM60, 1999RM60, 65840, J97A04A, J99R60M
All data for this body: [vot]
MPC data
| Name (number) |
1997 AA4 (65840) |
| a |
2.47405 |
| e |
0.18895 |
| i / sin(i) |
2.2187 /
0.03871
|
| q |
2.00658
|
| Q |
2.94152
|
| ω |
122.3078 |
| Node |
283.0133 |
| m |
157.9405 |
| n |
0.2533 |
| Epoch |
2460800.5 |
| nobs |
1259 |
| nopp |
19 |
| Years observed |
1997-2025 |
| rms |
0.79 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.475 |
|
| ep |
0.171 |
|
| sin(ip) |
0.052 |
|
| G |
0.150 |
|
| H |
15.820 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
7.003 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4747 |
0.1713 |
0.0525 |
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 |
| 15.82 |
|
|
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 |
0.2105 |
0.7910 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |
| S |
S |
0.9566 |
0.7910 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |