QB243/Uranus
QB243/Neptune
QB243/Pluto
Nov 6 1778
Mar 10 1763 
Jan 4 1761
Jul 2 1797
Oct 7 1814
Dec 14 1854
Sep 6 1982
May 1 1966
May 6 1961
Aug 16 2003
Aug 22 2007
---
Jul 16 2002
 
 

 
QB243 intercepting
Neptune distance range
 

Qb243 intercepting
Uranus distance range

 


 

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