The temperature on February 15, 1963 was between -5.1 °C and -0.2 °C and averaged -2.4 °C. The almost completely overcast was. The average windspeed was 2 Bft (weak wind) and was prevailing from the east. Source: KNMI
January 13 » Coup d'état in Togo results in the assassination of president Sylvanus Olympio.
April 11 » Pope John XXIII issues Pacem in terris, the first encyclical addressed to all Christians instead of only Catholics, and which described the conditions for world peace in human terms.
May 2 » Berthold Seliger launches a rocket with three stages and a maximum flight altitude of more than 100 kilometres near Cuxhaven. It is the only sounding rocket developed in Germany.
July 19 » Joe Walker flies a North American X-15 to a record altitude of 106,010 meters (347,800 feet) on X-15 Flight 90. Exceeding an altitude of 100km, this flight qualifies as a human spaceflight under international convention.
October 9 » In Italy, a large landslide a causes a giant wave to overtop the Vajont Dam, killing over 2,000.
October 12 » After nearly 23 years of imprisonment, Reverend Walter Ciszek, a Jesuit missionary, was released from the Soviet Union.
When copying data from this family tree, please include a reference to the origin: Arie Verloop, "Family tree Verloop", database, Genealogy Online (https://www.genealogieonline.nl/stamboom-verloop/I6037.php : accessed October 7, 2026), "Henri Franciscus WESTRIK (1885-1963)".
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