1997 AA7
1997AA7, 19342, 1991 PT28, 1991PT28, 1999 RH46, 1999RH46, J91P28T, J97A07A, J99R46H
All data for this body: [vot]
MPC data
| Name (number) |
1997 AA7 (19342) |
| a |
2.53310 |
| e |
0.23227 |
| i / sin(i) |
2.7877 /
0.04864
|
| q |
1.94472
|
| Q |
3.12147
|
| ω |
284.0994 |
| Node |
135.7773 |
| m |
51.4754 |
| n |
0.2445 |
| Epoch |
2460800.5 |
| nobs |
1745 |
| nopp |
23 |
| Years observed |
1991-2025 |
| rms |
0.77 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.536 |
|
| ep |
0.201 |
|
| sin(ip) |
0.035 |
|
| G |
0.150 |
|
| H |
14.920 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
4.572 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.5359 |
0.2014 |
0.0351 |
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 |
| 14.92 |
|
|
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 |
| C |
Ad |
None |
None |
Movis |
NIR |
Popescu |
2018A&A...617A..12P |
PHOT |
| S |
|
0.762 |
|
Bus-Demeo |
VIS |
Sergeyev |
2022A&A...658A.109S |
PHOT |