Sky Quality Meter Database

Darkest recordings:

UT datetime	Brightness	Zenith	Conditions	Moon alt.	Moon illum.	Location	User
2011-09-04 08:55:13	23.69	Up	clear	-34°	46%	Charlie's Ranch, Lower Smokey Valley, NV	charlieperry
2007-05-19 10:30:00	23.27	Up	10% cloud cover	-11°	10%	Cherry Springs Park PA	yowzer12
2011-09-04 06:31:35	23.22	Up	clear	-7°	45%	Charlie's Ranch, Lower Smokey Valley, NV	charlieperry
2011-07-25 06:02:34	23.17	Up	clear	-18°	31%	Charlie's Ranch, Lower Smokey Valley, NV	charlieperry
2006-06-25 00:15:00	23.14	Up	clear	2°	0%	Cherry Springs State Park, Potter County, PA	rpitt
2006-09-19 22:00:00	22.99	Up	clear	-76°	6%	St. George Utah	bglick
2005-08-30 23:30:00	22.46	Up	clear	-13°	13%	Stellafane Observatory	pvalleli
2006-11-24 10:15:00	22.34	Up	clear, clear	-79°	13%	Castle Valley, UT USA, elevation 1250 m	WCAC-JMC
2007-12-09 00:00:00	22.16	Up	100% cloud cover	-69°	1%	La Champ, Lozere, 1000m, France	Gabal
2007-02-15 02:00:00	22.15	Up	clear	-42°	9%	Sahara Sky Observatory	bertrand laville

Brightest recordings:

UT datetime	Brightness	Zenith	Conditions	Moon alt.	Moon illum.	Location	User
2005-06-23 23:41:00	12.00	Up	clear	2°	95%	Langhus, Norway	arnedani
2007-06-24 00:09:24	12.93	Up	30% cloud cover	-9°	64%	Lier	oivind tangen
2010-11-18 12:29:00	13.22	Up	clear	-17°	90%	Tucson Arizona USA	drsaguirre
2006-04-15 21:00:00	14.01	Up	10% cloud cover	-51°	95%	Patriot Observatory, priv.	pvalleli
2007-06-19 05:30:00	14.06	Up	clear	3°	19%	Wal-Mart parking lot, Grand Jct, CO	WCAC-JMC
2005-11-16 06:00:00	14.26	Up	clear	64°	100%	Garden Grove, CA	Bob
2010-01-09 21:25:00	14.47	Up	partly cloudy, 100% cloud cover	-55°	25%	Quart (AO) - Italy	Archimede
2011-02-20 07:00:00	14.75	Up	clear	25°	94%	Residence, Kent WA	IngramDW
2009-06-27 05:02:00	14.84	Up	10% cloud cover	16°	26%	Snoqualmie Point Park	IngramDW
2009-11-01 22:54:10	14.87	Up	clear	-6°	99%	Hi Mesa Observatory	Hi Mesa