Recent Changes

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2026/04/18 03:00 sky brightness and effects of twilight – [Viewing objects near the sun during twilight] gary1 +23 B
2026/04/18 02:58 comets – [photographing comets:] gary1 +44 B
2026/04/17 10:53 fuel costs in Australia - petrol, diesel – [The 2026 Iran war oil crisis] gary1 +157 B
2026/04/17 08:45 Geiger counters for detecting nuclear radiation (gamma rays, etc) – [Scintillator type meters] gary1 -11 B
2026/04/17 07:55 history of Sunshine - businesses now gone – [Hampshire Road north of Overpass] gary1 +6 B
2026/04/17 01:10 sky transparency and atmospheric extinction – [measuring sky transparency:] gary1 -8 B
2026/04/17 01:05 astronomic viewing conditions – gary1 -12.3 KB
2026/04/17 00:44 astronomic "seeing" – [astronomic "seeing"] gary1 +22 B
2026/04/16 23:43 light pollution – [Twilight] gary1 -1.3 KB
2026/04/11 20:33 evolution of mammals – [brief ancestral tree] gary1 +145 B
2026/04/11 07:17 air beds, mattresses and stretchers for camping – [Double / Queen Stretchers] gary1 +106 B
2026/04/10 20:31 12V batteries, EV cars and camping – [Example fully electric vehicles suitable for camping] gary1 +117 B
2018/12/12 23:22 photo:olyem1x.jpeg – created gary1 +429.7 KB
2018/12/12 23:22 photo:olyem1xb.jpeg – created gary1 +406.8 KB
2014/02/07 09:10 photo:em1_camerayr2013.jpg – created gary1 ±0 B
2014/02/07 06:51 photo:gh4_yagh_ports.png – created gary1 ±0 B
2014/02/07 06:47 photo:gh4_yagh_rear.jpg – created gary1 ±0 B
2014/02/07 06:47 photo:gh4_yagh_front.jpg – created gary1 ±0 B
2013/12/29 05:55 photo:minolta-spotmeter_f-e.pdf – created gary1 ±0 B
2013/11/06 08:03 photo:nikondftop.jpg – created gary1 ±0 B