(9688) Goudsmit

Asteroid (9688) Goudsmit
Properties of the orbit ( animation ) Epoch: 4th September 2017 ( JD 2,458,000.5)
Orbit type	Main belt asteroid
Major semi-axis	2.4324 AU
eccentricity	0.1318
Perihelion - aphelion	2.1119 AU - 2.7529 AU
Inclination of the orbit plane	4.3348 °
Length of the ascending node	40.3113 °
Argument of the periapsis	329.5236 °
Sidereal period	3.79 a
Mean orbital velocity	19.09 km / s
Physical Properties
Absolute brightness	13.7 mag
history
Explorer	Cornelis Johannes van Houten , Ingrid van Houten-Groeneveld , Tom Gehrels
Date of discovery	September 24, 1960
Another name	4665 PL , 1949 XB, 1979 SM ₇ , 1983 YQ
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.

(9688) Goudsmit 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 came about 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 .

The asteroid was named on July 5, 2001 after the American physicist of Dutch origin Samuel Abraham Goudsmit (1902–1978), who postulated the existence of the electron spin together with George Eugene Uhlenbeck in 1925 .

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