(7620) Willaert
Asteroid (7620) Willaert |
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Properties of the orbit ( animation ) | |
Orbit type | Main belt asteroid |
Asteroid family | Hertha family |
Major semi-axis | 2.4046 AU |
eccentricity | 0.1465 |
Perihelion - aphelion | 2.0524 AU - 2.7568 AU |
Inclination of the orbit plane | 1.3618 ° |
Length of the ascending node | 317.7413 ° |
Argument of the periapsis | 214.0789 ° |
Sidereal period | 3.73 a |
Mean orbital velocity | 19.20 km / s |
Physical Properties | |
Absolute brightness | 14.7 mag |
history | |
Explorer |
Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld , Tom Gehrels |
Date of discovery | September 24, 1960 |
Another name | 4077 PL , 1951 ED, 1962 CB 1 |
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. |
(7620) Willaert is an asteroid of the main belt that was discovered on September 24, 1960 by the Dutch astronomer couple Cornelis Johannes van Houten and Ingrid van Houten-Groeneveld . The discovery was made as part of the Palomar-Leiden survey , during which Tom Gehrels examined field plates recorded at the University of Leiden with the 120 cm Oschin Schmidt telescope of the Palomar observatory ( IAU code 675) .
It was named on October 16, 1997 after the Franco-Flemish organist and composer Adrian Willaert (1485–1562), who from December 12, 1527 held the position of Kapellmeister at St. Mark's Basilica in Venice for the following 35 years and his work in particular through the pupil-teacher generations he founded into the baroque era .
See also
Web links
- Asteroid Willaert: Discovery Circumstances according to the Minor Planet Center of the International Astronomical Union at the Harvard-Smithsonian Center for Astrophysics, Cambridge, USA
- Asteroid Willaert in the Small-Body Database of NASA's Jet Propulsion Laboratory at the California Institute of Technology, Pasadena, USA
- (7620) Willaert in the database of the "Asteroids - Dynamic Site" (AstDyS-2, English).