1981 EB31
1981EB31, 19943, J81E31B
All data for this body: [vot]
MPC data
| Name (number) |
1981 EB31 (19943) |
| a |
3.02683 |
| e |
0.10318 |
| i / sin(i) |
6.4329 /
0.11204
|
| q |
2.71451
|
| Q |
3.33915
|
| ω |
7.0998 |
| Node |
165.0753 |
| m |
138.8061 |
| n |
0.1872 |
| Epoch |
2460800.5 |
| nobs |
1592 |
| nopp |
24 |
| Years observed |
1981-2025 |
| rms |
0.75 |
Best values
|
Value |
Standard error |
| Parent |
|
|
| |
|
|
| ap |
3.029 |
|
| ep |
0.132 |
|
| sin(ip) |
0.120 |
|
| G |
0.150 |
|
| H |
14.520 |
|
| Mass |
|
|
| D |
7.16 |
0.404 |
| pV |
0.060 |
0.0142 |
|
Value |
| Rotational Period |
|
| Period quality |
None |
| Spectral Class |
None |
| Spectral Class Score |
|
Proper elements data
| ap |
ep |
sin(ip) |
Author |
Reference |
Method |
| 3.0290 |
0.1316 |
0.1201 |
Novakovic_Radovic_Todovic |
2003A&A...403.1165K |
Numeric-Nov-2024 |
Diameter data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 7.16 |
0.404 |
0.404 |
Masiero |
2011ApJ...741...68M |
NEATM |
Albedo data
| Value |
Uncertainty up |
Uncertainty down |
Author |
Reference |
Method |
| 0.060 |
0.0142 |
0.0142 |
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 |
| 14.52 |
|
|
MPC-2023-12-04 |
MPC-2023-12-04 |
Phot |