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dechesne's tweets

RT @JohnBarentine: Check out the Sherbrooke group's online lamp spectrum database & index calculator: #LPTMM2015 — 15 hours 54 min ago
@JohnBarentine of @IDADarkSky addresses LPTMM2015 group hours 29 min ago
RT @JohnBarentine: J. Roby & A. Morin-Paulhus (Cégep de Sherbrooke) presented 3 spectral indices to evaluate impact of artificial light on … — 16 hours 32 min ago
RT @JohnBarentine: .@pmisson: The zenith sky brightness is 'least representative' of the overall night sky quality of a site #LPTMM2015 — 17 hours 28 min ago
RT @JohnBarentine: .@pmisson showed examples of diffuse, scattered light seen in VIIRS and ISS imagery of cities from orbit #LPTMM2015 http… — 17 hours 29 min ago
RT @JohnBarentine: Martin Aubé did some light pollution modeling 'myth busting' eg conversion to white LED will save the day #LPTMM2015 htt… — 19 hours 19 min ago
LPTMM 2015 Martin Aubé: due to scattering of blue light, white #LEDs do not reduce #lightpollution hours 20 min ago
Leaving #Calgary yesterday night. Note the poorly shielded lights of NE Stoney Trail ring road in the background hours 53 min ago
RT @JohnBarentine: The setting for our meeting this week. #LPTMM2015 hours 59 min ago
@JohnBarentine I'll be there, late tonight. Tell the inn to NOT leave a light on for me, LOL! — 2 days 12 hours ago