1981 EL41
1981EL41, 19117, J81E41L
All data for this body: [vot]
MPC data
| Name (number) |
1981 EL41 (19117) |
| a |
3.07066 |
| e |
0.01338 |
| i / sin(i) |
10.3034 /
0.17886
|
| q |
3.02958
|
| Q |
3.11175
|
| ω |
222.6714 |
| Node |
3.7044 |
| m |
25.2722 |
| n |
0.1832 |
| Epoch |
2460800.5 |
| nobs |
1055 |
| nopp |
23 |
| Years observed |
1978-2025 |
| rms |
0.82 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.070 |
|
| ep |
0.044 |
|
| sin(ip) |
0.181 |
|
| G |
0.150 |
|
| H |
14.850 |
|
| Mass |
|
|
| D |
4.06 |
1.194 |
| pV |
0.170 |
0.1672 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
C |
| Spectral Class Score |
1.000 |
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0704 |
0.0438 |
0.1813 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 4.06 |
1.194 |
1.194 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.170 |
0.1672 |
0.1672 |
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 |
| 14.85 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |
Spectral Class Data
| Class 1 |
Class 2 |
Probability of Class 1 |
Probability of Class 2 |
Taxonomy |
Wavelength |
Author |
Reference |
Method |
| C |
Ad |
None |
None |
Movis |
NIR |
Popescu |
2018A&A...617A..12P |
PHOT |