Focus On: (5143) Heracles

Basics

Class: O-type asteroid
Location: NEO, Apollo group
Orbit length (approx): 2.49 years
Discovered: 7th November 1991, 06:54 UTC, from Palomar Observatory, San Diego, California, by Carolyn Shoemaker
Notes: Approx 4.8km diameter, rare spectral type and binary.
Events at time of discovery:

• November 7 – The first report on carbon nanotubes is published by Sumio Iijima in Nature.
• – Birth of Felix Rosenqvist, Swedish race car driver
• – Death of Valery Aleksyev, 62, Soviet and Russian anthropologist
• – Death of Tom of Finland, 71, Finnish artist
• – Death of Ishak Haji Muhammad, 81, Malaysian writer
• – Death of Guillermo "Willy" Oddó, 48, Chilean musician

Focus On: (1566) Icarus

Basics

Class: S-type/Q-type asteroid
Location: Near Earth, Apollo group
Orbit length (approx): 1.12 years
Discovered: 27th June 1949, 05:44 UTC, from Palomar Observatory, CA, by Walter Baade.
Notes: Icarus has an extremely eccentric orbit (0.83) and measures approximately 1.4 km in diameter. In 1968, it became the first asteroid ever observed by radar. Lowest numbered potentially hazardous asteroid (PHA).
Events at time of discovery:

• June 27 – The 1949 Australian coal strike began.
• – The Liberal Party of Canada led by Prime Minister Louis St. Laurent was easily returned to power in the Canadian federal election.
• – Czechoslovakia banned pastoral letters and meetings of Catholic church officials that were not approved by the government.
• – The science fiction TV series Captain Video and His Video Rangers premiered.
• – Birth of Vera Wang, American fashion designer
• – Birth of Stephen Rucker, television and film composer