GuentherWuchterl: Created page with "=Typical values for light levels in cities= Typical values in European cities are Paris 1 lx (0.01 W/m²), Berlin 0.1-1 lx (0.01-0.1 W/m²), Vienna (city border) 0.05 to 1 l..."

2016-04-28T14:43:00Z

Created page with "=Typical values for light levels in cities= Typical values in European cities are Paris 1 lx (0.01 W/m²), Berlin 0.1-1 lx (0.01-0.1 W/m²), Vienna (city border) 0.05 to 1 l..."

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=Typical values for light levels in cities=

Typical values in European cities are Paris 1 lx (0.01 W/m²), Berlin 0.1-1 lx (0.01-0.1 W/m²), Vienna (city border) 0.05 to 1 lx. Darkest values are 600 ulx (6 10⁻⁶ W/m²)

=Typical values for light levels at observatory or natural sites=

Paranal and in the Austrian alps, with no milky way and bright star regions up. 1-2 mlx (10⁻⁵ W/m²) are very good values.

*[http://www.lightpollution2009.eu/ 9th European symposium for the protection of the night sky, Sep, 17-19th, Armagh, Ireland]

21:09, 19. Dez. 2009

WH --[[User:GuentherWuchterl|GW]] ([[User talk:GuentherWuchterl|talk]]) 16:43, 28 April 2016 (CEST)

Light level values - Revision history

GuentherWuchterl: Created page with "=Typical values for light levels in cities= Typical values in European cities are Paris 1 lx (0.01 W/m²), Berlin 0.1-1 lx (0.01-0.1 W/m²), Vienna (city border) 0.05 to 1 l..."