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Understanding 9/11tv Lick Observatory CSPAN March 5, 2017 2:36pm-2:44pm EST
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it did not -- of money did not buy you very much. clothes,o work to get or you had to apply for clothes. to look back at that time in my today, youu look at shut your eyes and you go forward. >> are comcast cable partners traveled to san jose, california to explore its history. --was founded in some member november 1777. learn more about c-span to touring san jose
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more. lick came to san jose. president of the california sciences. whatpeople showed him of saturn look like in a small telescope or it those were some factors that made a scientific discovery was the right way to go. the most to have superior telescope as his memorial. 700,000 dollars of his fortune to make this monument. the construction of this observatory took quite a long time, it started in 1870. this was an unoccupied melting, there were no roads to the top.
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to build ahad first-class road to the top. 1888started in 1876, by the road construction was done. they could finally start building this building. in 1896 they finally knew how big the lens of the telescope would be. it could start creating this dome. --is a large thank amateur large diameter. it has a 60 foot long telescope. it is quite high up, it is not easy to reach. i am sending on was a huge elevator, it would go up to the telescope so the astronomer could raise the floor up. they could then easily look through the eyepiece.
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astronomy in the late 1800s and early 1900s when the observatory was constructed was going through a heyday of discovery. this telescope was the largest at its time in the world. to make somee great early discoveries. just the first night of observations by the telescope, a young astronomer look at saturn. a actually discovered division in that the rings. a couple of years later, another astronomer used this telescope to discover at the fifth moon of jupiter. jupiter anded at saw this, it was a huge
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discovery. people did not know there where more moans. it was the last moon that you can see with a human eyeball and telescope. all the subsequent moons have been discovered photographically. this is a place archive, it was very influential and the early days. 150,000on order photographic plates covering 100 years of research. we do not use plates, we use digital cameras instead. this observatory was the key for toanization of moving digital cameras for astronomical research. i will pull a few plates so you can see what they look like.
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the observatory was very prominent and moon observation. moonve many plates of the from the early 1800s. 1908.s a plate from this is a negative image, so that you can actually see that the mode looks dark and the sky looks white. when it is printed out, you will see it how it is supposed to be. the images from this observatory are some of the finest in
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existence especially and that time. they are still used in textbooks today when you are learning about the moon. the observatory was not only doing research on the mode but that we had a key part to play and the apollo 11 program. when they had their first moon landing, there was a lunar reflector, it was sent along the path. telescope to shoot a reflectorhat retro and send the laser light back to us. we detected it with the same telescope that used the most accurate measurement from the moon to us at that point. lick never got to see his
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monument finished. in sanoriginally buried francisco, but his final wish was to be buried at his monument. he was disinterred from san francisco and reinterred here at the base of the telescope. his tomb is literally at the base of the telescope and the telescope is his tombstone. weekend, american history tv is featuring san jose, california. san jose is located 50 miles south of san francisco. on the southern end of the bay. comcastd by our partners we visited many sites showcasing the rich history. learn more at san jose all weekend here on american history tv.
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