http://www.kallepahajoki.net On Coding, Photography and Life Tue, 24 Aug 2010 20:57:04 +0000 http://wordpress.org/?v=2.8.2 en hourly 1 http://www.kallepahajoki.net/2009/08/13/elosalama-eli-kalevantuli/ http://www.kallepahajoki.net/2009/08/13/elosalama-eli-kalevantuli/#comments Thu, 13 Aug 2009 19:52:07 +0000 Kalle http://www.kallepahajoki.net/?p=539 In this year’s first issue of Tähdet+Avaruus, there was a question sent by a reader about the distance that a lightning can be seen at. The answer referred to lightning seen in the upper parts of a cloud, which is silent when seen from farther than 15km away. The instant I read the answer, I [...]]]> http://www.kallepahajoki.net/2009/08/13/elosalama-eli-kalevantuli/feed/ 0 http://www.kallepahajoki.net/2009/08/09/moon-over-the-suburb/ http://www.kallepahajoki.net/2009/08/09/moon-over-the-suburb/#comments Sun, 09 Aug 2009 06:58:37 +0000 Kalle http://www.kallepahajoki.net/?p=535 When arriving home at around midnight on thursday, I found before this scene brightly lit by a moon accompanied by a planet I later learned was Jupiter. Being tired from the ride home, I settled for a quick snap from our balcony. The exposure time is 15 seconds (at f/5.0, ISO100), and you can already [...]]]> http://www.kallepahajoki.net/2009/08/09/moon-over-the-suburb/feed/ 0 http://www.kallepahajoki.net/2009/08/06/learning-the-constellations/ http://www.kallepahajoki.net/2009/08/06/learning-the-constellations/#comments Thu, 06 Aug 2009 04:58:53 +0000 Kalle http://www.kallepahajoki.net/?p=531 I’ve felt for a long time that I should be able to identify more of the constellations. I mean, I can instantly locate the Big Dipper (or Plough) that is part of Ursa Major (as can probably every kid over 5 years in Finland), and I even knew that I could locate Polaris based on [...]]]> http://www.kallepahajoki.net/2009/08/06/learning-the-constellations/feed/ 0 http://www.kallepahajoki.net/2009/08/06/alkuun-paasy-tahtivalokuvauksessa/ http://www.kallepahajoki.net/2009/08/06/alkuun-paasy-tahtivalokuvauksessa/#comments Wed, 05 Aug 2009 22:16:23 +0000 Kalle http://www.kallepahajoki.net/?p=525 http://www.kallepahajoki.net/2009/08/06/alkuun-paasy-tahtivalokuvauksessa/feed/ 0