Monday 24 March 2014

Astronomy Scrapbook Tuesday 25th March 2014

On This Day (1)
March 25th 1811 Discovery of Great Comet of 1811

The comet was discovered March 25, 1811 by the French astronomer Honore Flaugerues in the now-defunct constellation of  Argo Navis. It was visible to the naked eye for around 260 days, a record it held until the appearance of Comet Hale Bopp in 1997. In October 1811, at its brightest, it   was magnitude zero.

On This Day (2)
March 25th 1961 launch of Korabl-Sputnik 5

Also known as Votosk -3KA No. 2 and in the west as Sputnik 10, Korabl-Sputnik which means Ship Satellite.  It carried the mannequin Ivan Ivanovich and a dog named Zvezdochka which means Starlet. Launched at 05.54 on March 25th it returned to Earth on the same day at 07.40. The success of the mission  was the final step required to get approval for a manned mission.

On This Day (3)
March 25th 1969 First Live Trans - Pacific TV Link Up.

The first live trans Pacific TV link up is made from Japan to the US using the satellite Relay 2.

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