2004 ER20
2004ER20, ~02ZX, 2001 OO91, 2001OO91, K01O91O, K04E20R
All data for this body: [vot]
MPC data
| Name (number) |
2004 ER20 (629891) |
| a |
2.35476 |
| e |
0.25874 |
| i / sin(i) |
21.7427 /
0.37044
|
| q |
1.74549
|
| Q |
2.96404
|
| ω |
85.3520 |
| Node |
173.9384 |
| m |
245.2735 |
| n |
0.2728 |
| Epoch |
2460800.5 |
| nobs |
275 |
| nopp |
12 |
| Years observed |
1994-2023 |
| rms |
0.72 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
2.354 |
|
| ep |
0.251 |
|
| sin(ip) |
0.393 |
|
| G |
0.150 |
|
| H |
17.230 |
|
| Mass |
|
|
| D |
|
|
| pV |
|
|
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Family data
| Parent |
Parent name |
Family ID |
Family name |
Cj |
Author |
Reference |
Method |
| 25 |
Phocaea |
0 |
Phocaea |
|
Novakovic |
2019EPSC...13.1671N |
HCM |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 2.3540 |
0.2505 |
0.3933 |
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 |
| 17.23 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |