1046 Edwin
From Infogalactic: the planetary knowledge core
| Discovery[1][2] | |
|---|---|
| Discovered by | George Van Biesbroeck |
| Discovery site | Williams Bay |
| Discovery date | December 1, 1924 |
| Designations | |
| MPC designation | 1924 UA |
| 1949 RB, 1949 YL | |
| Orbital characteristics[2] | |
| Epoch November 4, 2013 | |
| Aphelion | 3.1792 AU (475.60 Gm) |
| Perihelion | 2.7851 AU (416.65 Gm) |
| 2.9821 AU (446.12 Gm) | |
| Eccentricity | 0.0661 |
| 5.15 yr | |
| 107.48° | |
| Inclination | 7.901° |
| 10.767° | |
| 48.26° | |
| Proper orbital elements[3] | |
|
Proper semi-major axis
|
2.98407 AU |
|
Proper eccentricity
|
0.05114 |
|
Proper inclination
|
7.95151° |
|
Proper mean motion
|
69.8176 deg / yr |
|
Proper orbital period
|
5.15629 yr (1883.336 d) |
|
Precession of perihelion
|
75.1652 arcsec / yr |
|
Precession of the ascending node
|
-70.7681 arcsec / yr |
| Physical characteristics | |
|
Sidereal rotation period
|
5.2906 hours |
|
Spectral type
|
X |
| 10.6 | |
1046 Edwin is an asteroid that was discovered by Belgian-American astronomer George Van Biesbroeck on December 1, 1924.[1] It was assigned the provisional designation 1924 UA, then named after the discoverer's son, Edwin van Biesbroeck. Photometric observations of this asteroid at the Oakley Observatory in Terre Haute, Indiana during 2006 gave a light curve with a period of 5.30 ± 0.02 hours and a brightness variation of 0.3 ± 0.1 in magnitude.[4]
