1998 ES20
1998ES20, 1999 RN55, 1999RN55, 39888, J98E20S, J99R55N
All data for this body: [vot]
MPC data
| Name (number) |
1998 ES20 (39888) |
| a |
2.42009 |
| e |
0.14264 |
| i / sin(i) |
2.5993 /
0.04535
|
| q |
2.07490
|
| Q |
2.76528
|
| ω |
245.4778 |
| Node |
16.0453 |
| m |
348.3936 |
| n |
0.2618 |
| Epoch |
2460800.5 |
| nobs |
2073 |
| nopp |
21 |
| Years observed |
1998-2025 |
| rms |
0.75 |
Best values
|
Value |
Standard error |
| Parent |
Nysa (44) |
|
| |
|
|
| ap |
2.421 |
|
| ep |
0.145 |
|
| sin(ip) |
0.045 |
|
| G |
0.150 |
|
| H |
15.530 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
8.044 |
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 44 |
Nysa |
405 |
Nysa-Polana |
-0.0200 |
Nesvorny |
doi.org/10.26033/6cg5-pt13 |
HCM-2020-08-14 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.4205 |
0.1451 |
0.0455 |
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 |
| 15.53 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |