Which of the following statements about the unusual object Chiron is FALSE?1) it is one of the largest asteroids, just a little smaller than Vesta2) its path around the Sun carries it from just inside Saturn's orbit almost out to Uranus' orbit3) it shows some characteristics of an asteroid and some characteristics of a comet4) in 1988, as it came closest to the Sun, it was seen to brighten by a factor of two5) its orbit does not appear to be stable