[PAR] [TLE] Comet Hale–Bopp [SEP] Comet Hale–Bopp (formally designated C/1995 O1) is a comet that was perhaps the most widely observed of the 20th century, and one of the brightest seen for many decades. [PAR] [TLE] Alan Hale (astronomer) [SEP] is an American professional astronomer, best known for his co-discovery of Comet Hale–Bopp along with amateur astronomer Thomas Bopp.
[PAR] [TLE] Comet Hale – Bopp [ SEP ] Comet Hale – Bopp ( formally designated C/1995 O1 ) is a comet that was perhaps the most widely observed of the 20th century , and one of the brightest seen for many decades . [PAR] [TLE] Alan Hale ( astronomer ) [ SEP ] is an American professional astronomer , best known for his co - discovery of Comet Hale – Bopp along with amateur astronomer Thomas Bopp .
What was Alan Hale's best known co-discovery formally designated as?
What was Alan Hale 's best known co - discovery formally designated as ?
C/1995 O1
C/1995 O1