1999 NN20
1999NN20, 1994 EN9, 1994EN9, 1998 FT9, 1998FT9, 35996, J94E09N, J98F09T, J99N20N
All data for this body: [vot]
MPC data
| Name (number) |
1999 NN20 (35996) |
| a |
2.64734 |
| e |
0.20863 |
| i / sin(i) |
2.6428 /
0.04611
|
| q |
2.09502
|
| Q |
3.19966
|
| ω |
273.7628 |
| Node |
321.8467 |
| m |
35.1930 |
| n |
0.2288 |
| Epoch |
2460800.5 |
| nobs |
1582 |
| nopp |
23 |
| Years observed |
1994-2025 |
| rms |
0.74 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.647 |
|
| ep |
0.239 |
|
| sin(ip) |
0.066 |
|
| G |
0.150 |
|
| H |
15.330 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
X |
| Spectral Class Score |
0.614 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6472 |
0.2392 |
0.0656 |
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 |
| 15.33 |
|
|
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 |
| X |
X |
0.1023 |
0.1023 |
Bus-Demeo |
VIS |
Sergeyev |
2021A&A...652A..59S |
PHOT |