2001 NX21
2001NX21, 1997 NW11, 1997NW11, 4078 P-L, 4078P-L, 42254, J97N11W, K01N21X, PLS4078
All data for this body: [vot]
MPC data
| Name (number) |
2001 NX21 (42254) |
| a |
2.40788 |
| e |
0.20285 |
| i / sin(i) |
2.1670 /
0.03781
|
| q |
1.91944
|
| Q |
2.89632
|
| ω |
341.2181 |
| Node |
340.0886 |
| m |
336.5165 |
| n |
0.2638 |
| Epoch |
2460200.5 |
| nobs |
669 |
| nopp |
21 |
| Years observed |
1960-2023 |
| rms |
0.78 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.408 |
|
| ep |
0.172 |
|
| sin(ip) |
0.045 |
|
|
Value |
Standard error |
| G |
0.150 |
|
| H |
16.600 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
| Rotational Period |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 44 |
Nysa |
405 |
Nysa-Polana |
-0.0900 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4075 |
0.1719 |
0.0450 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Oct-2022 |
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 |
| 16.60 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |