1981 EL30
1981EL30, 2003 ET7, 2003ET7, J81E30L, K03E07T, O3554
All data for this body: [vot]
MPC data
| Name (number) |
1981 EL30 (243554) |
| a |
3.14825 |
| e |
0.14751 |
| i / sin(i) |
10.2664 /
0.17822
|
| q |
2.68386
|
| Q |
3.61264
|
| ω |
281.2682 |
| Node |
304.4479 |
| m |
290.6722 |
| n |
0.1764 |
| Epoch |
2460800.5 |
| nobs |
428 |
| nopp |
18 |
| Years observed |
1981-2025 |
| rms |
0.87 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.143 |
|
| ep |
0.172 |
|
| sin(ip) |
0.206 |
|
| G |
0.150 |
|
| H |
15.400 |
|
| Mass |
|
|
| D |
5.60 |
0.108 |
| pV |
0.056 |
0.0073 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.1429 |
0.1723 |
0.2056 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 5.60 |
0.108 |
0.108 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.056 |
0.0073 |
0.0073 |
Masiero |
2011ApJ...741...68M |
NEATM |
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 |
| 15.40 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |