2000 NN21
2000NN21, 2001 XL56, 2001XL56, 38644, K00N21N, K01X56L
All data for this body: [vot]
MPC data
| Name (number) |
2000 NN21 (38644) |
| a |
2.62344 |
| e |
0.15507 |
| i / sin(i) |
1.8023 /
0.03145
|
| q |
2.21662
|
| Q |
3.03026
|
| ω |
196.3020 |
| Node |
137.6192 |
| m |
269.0537 |
| n |
0.2320 |
| Epoch |
2460800.5 |
| nobs |
1855 |
| nopp |
23 |
| Years observed |
1991-2025 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.623 |
|
| ep |
0.119 |
|
| sin(ip) |
0.021 |
|
| G |
0.150 |
|
| H |
15.100 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
S |
| Spectral Class Score |
12.195 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.6230 |
0.1188 |
0.0210 |
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 |
| 15.10 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |