Christian Marois (b. 1974), René Doyon (b. 1963) and David Lafrenière (b. 1978) developed instruments that allowed seeing an extrasolar planetary system, HR 8799. Doyon was director of the Mt. Mégantic Observatory; Marois and Lafrenière were postdoctoral fellows at the Herzberg Institute and the University of Toronto.
Orbit type: Main Belt
Reference: MPC 65712
Name:
Madola
Number:
74503
Designation:
1999 DN4
Disc. Date:
1999-02-23
Discoverer:
Bergeron, D.
Disc. Place:
Val-des-Bois