Articles by Josef Chlachula

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Total Lunar Eclipse on Sunday January 20

January 11, 2019 Josef Chlachula Comments Off on Total Lunar Eclipse on Sunday January 20
Rochester Astronomy Club is planing public observing event from 9 PM at History Center of Olmstead County, see http://rochesterskies.org/event/total-lunar-eclipse-observing-2019-01-20/ The first full moon of 2019 will be a great opportunity for observing a total lunar eclipse. The Moon will almost be at its closest distance to the Earth, close to the perigeum, which means it will be slightly bigger, and such […]
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Earthrise from Apollo 8

December 5, 2018 Josef Chlachula Comments Off on Earthrise from Apollo 8
In December of 1968, the crew of Apollo 8 became the first people to leave our planet and travel to another body in space, to the Moon. Crew members Frank Borman, James Lovell, and William Anders could see for the first time Earth rising above Moon. Now is obvious, that astronaut Williams Anders took that historic picture. Ernie Wright is […]
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Cometary indulgement by end of 2018

November 13, 2018 Josef Chlachula Comments Off on Cometary indulgement by end of 2018
Updated 12/10,11/17. About four years ago we could observe by naked eye comet C/2014 Q2 (Lovejoy). This year in December, we expect to see periodic comet 46P/Wirtanen. Now, we have actually chance to see two comets! Comet 46P/Wirtanen has period 5.44 years. This year it will be as close as just 0.08 AU from the Earth, and it could be […]
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Galileoscopes in Rochester

November 11, 2018 Josef Chlachula Comments Off on Galileoscopes in Rochester
Night Sky Network invited member clubs with courtesy of the  Astronomical Society of the Pacific  to online workshop From Pinholes to Space Telescopes: How Telescopes Work from  from September 24 to November 9 . Accepted clubs were given an activity kit for workshop use, and Galileoscopes for use in educational programs. RAC participants John Martin and Josef Chlachula applied, were accepted, and completed […]
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NASA iTech in Rochester

November 1, 2018 Josef Chlachula Comments Off on NASA iTech in Rochester
Post updated, see below. — On Friday November 9 at 6 PM will speak in Rochester Kira Blackwell from NASA.  The program “NASA iTech: An innovative way to work with entrepreneurs” is part of the Global Entrepreneurship Week in Rochester MN hosted by Mayo Clinic Office of Entrepreneurship and Collider Coworking at Mann Hall, 321 3rd Avenue Southwest, Rochester MN – Mayo […]
Comet 21P/Giacobini-Zinner
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Comet 21P/Giacobini-Zinner

September 11, 2018 Josef Chlachula Comments Off on Comet 21P/Giacobini-Zinner
Would you like to see a comet? Now, in September 2018 is pretty good chance to see comet 21P/Giacobini-Zinner by small telescope or even by binocular. Periodic comet 21P can be seen in in September the second part of the night. Below is path map till beginning of the October. About 2 AM is already high enough above horizon, and can […]
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Smoky Mars

September 2, 2018 Josef Chlachula Comments Off on Smoky Mars
On Friday August 17th I was driving to the Watson Soccer fields, listening to the weather forecast on radio. They said “patchy smoke”, and I could not understand, what it means. That afternoon Sun was orange, even it was still high above horizon, and in my mind it was like filtered through high clouds fog. On Soccer fields, when getting […]
View to North from Soccer fields parking
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Monthly Outreach

June 11, 2018 Josef Chlachula Comments Off on Monthly Outreach
In Summer 2016 Mike Carlin and myself, we decided to organize public observing on monthly basis. The first event took place at Peace Plaza, whre joined us as well Jack. It was fun. So many people stopped by, many of the for the first time sow Moon through telescope. We had great discussions with locals as well with many foreigners. […]
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Mercury in front of Planetarium

March 28, 2018 Josef Chlachula Comments Off on Mercury in front of Planetarium
On Thursday March 22nd, 2018 there was a class at Mayo High School Planetarium ending at 8 PM. Three members of the Rochester Astronomy Club – Jeff, John & Josef – came few minutes earlier to set up their telescopes. There was high on the sky Moon in the phase of the first quarter. On West horizon there was bright […]