(1493) Sigrid
|
Asteroid (1493) Sigrid |
|
|---|---|
| Properties of the orbit ( animation ) | |
| Orbit type | Main belt asteroid |
| Major semi-axis | 2.4295 AU |
| eccentricity | 0.2020 |
| Perihelion - aphelion | 1.9388 AU - 2.9201 AU |
| Inclination of the orbit plane | 2.586 ° |
| Sidereal period | 3,787 a |
| Mean orbital velocity | 19.11 km / s |
| Physical Properties | |
| Medium diameter | 24.04 km |
| Albedo | 0.049 |
| Rotation period | ? H |
| Absolute brightness | 11,866 likes |
| Spectral class | Xc |
| history | |
| Explorer | Eugène Delporte |
| Date of discovery | August 26, 1938 |
| Another name | 1938 QB, 1934 NB 1 , 1934 PW |
| Source: Unless otherwise stated, the data comes from JPL Small-Body Database Browser . The affiliation to an asteroid family is automatically determined from the AstDyS-2 database . Please also note the note on asteroid items. | |
(1493) Sigrid is an asteroid of the main belt discovered on August 26, 1938 by the Belgian astronomer Eugène Joseph Delporte in Ukkel .
The asteroid is named after the wife of the Danish-American astronomer Bengt Georg Daniel Strömgren .
See also
Web links
- (1493) Sigrid in the Small-Body Database of the Jet Propulsion Laboratory (English).
- (1493) Sigrid in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).