Brightness
SQM Reading Brightness mag/arcsec^2
UT date/time: UT_datetime
Conditions: Conditions
Zenith: Zenith
Description: Site description
Clear Sky Clock
User: User

SQM Reading 20.79 mag/arcsec^2
Conditions: clear
Zenith: Up
Description: Wadhurst Sparrows Green East Sussex. UK.
Clear Sky Clock
User: Sparrows Green

SQM Reading 19.30 mag/arcsec^2
Conditions: clear
Zenith: Up
Description: Tradate (VA) Italy 300 m heigth
No Clear Sky Clock defined for this site yet.
User: Lorenzo Comolli

SQM Reading 19.90 mag/arcsec^2
Conditions: 10% cloud cover
Zenith: Up
Description: Vestby Norway
No Clear Sky Clock defined for this site yet.
User: arnedani

Conditions: clear
Description: Tradate (VA) Italy 300 m heigth
No Clear Sky Clock defined for this site yet.
User: Lorenzo Comolli

Conditions: 10% cloud cover
Description: Airport Road Town of Maine NY
Clear Sky Clock
User: georgepn

Description: Cislago Home Lombardy Italy m 250 height
User: bill_lombardo@alice.it

Description: Wadhurst Sparrows Green East Sussex. UK.
User: Sparrows Green

Description: Wadhurst St. Peter & St. Paul Churchyard UK
User: Sparrows Green

Description: Don Torcuato Buenos Aires - Argentina
User: Viviana Bianchi

Description: Grand Junction CO USA elev 1412 m
User: WCAC-JMC

Conditions: partly cloudy 50% cloud cover
Description: Don Torcuato Buenos Aires - Argentina
User: Viviana Bianchi

Description: Vestby Norway
User: arnedani

Description: Tradate (VA) Italy 300 m heigth
User: Lorenzo Comolli

Description: Cafasse (Turin) 413mt. Italy
User: LuPel

Conditions: 100% cloud cover
Description: Cafasse (Turin) 413mt. Italy
User: LuPel

Description: Airport Road Town of Maine NY
User: georgepn

Description: Kopernik Observatory
User: georgepn

Conditions: clear clear
Description: Vestby Norway
User: arnedani

Description: Wadhurst Sparrows Green East Sussex. UK.

Description: Bogli (PC) Italy 1350 m heigth

Conditions: haze clear
Description: Peralba Sorgenti del Piave (Italy)
User: maudal

Description: Glaubenberg alt. 1470 m Switzerland
User: Roland Stalder

Description: La Champ Lozere 1000m France
User: Gabal

Description: Peralba Sorgenti del Piave (Italy)
User: maudal

Description: Airport Road Town of Maine NY

Description: Kopernik Observatory

Description: Frasso Sabino
User: Massimo

Description: Promiod (Ao) Italy 1492 m heigth
User: agambaros

Conditions: haze clear

Description: Wadhurst St. Peter & St. Paul Churchyard UK

Description: Les Sieges Larzac France 760m
User: Gabal

Description: Limbazu raj. skultes pag. Latvia
User: drago

Description: Colle del Nivolet (AO) Italy 2530 m heigth

Description: Riga Latvia
User: drago

Description: Valkas raj ergemes pag. Latvia
User: drago

Description: Riga Latvia

Description: Valkas raj ergemes pag. Latvia

Description: Nandrin
User: pierrevdv

Description: Shaker Heights Ohio
User: BrianRG

Description: John Stone's Urbana Observatory
User: johns

Description: Castano Primo (Mi) Italy 180 m heigth
User: agambaros

Description: Colorado National Monument Helipad parking lot

Description: Monte Carlomagno (+1560mt) Sila (CS) Calabria Italy Nico Lonetti
User: LONNIC

Description: Bocchigliero (+1383mt) Sila (CS) Calabria Italy Nico Lonetti
User: LONNIC

Zenith: Away
Description: An excellent observing site at 2278 meters above sea level
User: GEmerson

Description: Roque de los Muchachos La Palma
User: windbreaker

Description: Dalkey Co. Dublin Ireland
User: albertw

Description: Gurnigel alt. 1615 m Switzerland

Description: Villatalla (IM) Italy 600 m heigth

Description: Promiod (Ao) Italy 1492 m heigth

Conditions: haze clear
Description: La Champ Lozere 1000m France
User: Gabal

Description: Limbazu raj. skultes pag. Latvia

Description: Nordschwarzwald/Germany (900m alt.)
User: pshd

Description: Ossasco (Valle Bedretto) Switzerland
User: aurelio

Description: All'Acqua (Valle Bedretto) Switzerland
User: aurelio

Description: Bedretto (Valle Bedretto) Switzerland
User: aurelio

Description: Castano Primo (Mi) Italy 180 m heigth

Description: Stellafane

Description: Taconic Observatory
User: Eric

Description: Saarema island near kuressaare Estonia

Description: Parco Interprovinciale di Montioni (GR) Italy. 154 m heigth
User: Gruppo Astrofili Follonichesi

Description: Località Pianizzoli (GR) Italy. 200 m heigth
User: Gruppo Astrofili Follonichesi

Description: Suedschwarzwald/Germany (950m alt.)
User: pshd

Description: Pian dell'Armà (PV) Italy 1350 m heigth

Zenith: Away
Description: AAV Lue-Stailas Observatory Domes
User: AAV Lue-Stailas

Description: La Champ Lozere 1000m France

Description: Les Sieges Larzac France 760m

Conditions: clear clear
Description: Skiathos town
User: Nikos Paschalis

Description: Champfèr Switzerland

Description: AAV Lue-Stailas Observatory Domes
User: AAV Lue-Stailas

Description: Monte Fumaiolo (Italy)
User: sbab

Description: Cislago Cascina Visconta Lombardy m 228 height

Description: Parco Interprovinciale di Montioni (GR) Italy. 154 m heigth

Description: Sito Ufetti - Colline cesenati (Italy)
User: sbab

Description: SQM-L Vineto Ridge Obs NM elv 1935 meters
User: Bob

Description: Tyrone Observatory NM (new)
User: GEmerson

Description: Privat Observatory Durmerheim Germany 117m
User: sungrazer

Description: Cherry Springs State Park PA

Description: Orland CA
User: Keith Myers

Description: St. Moritz Bad Switzerland

Description: Bellinzona (fiume ticino) Switzerland

Description: Burro Mountains SW New Mexico
User: GEmerson

Description: Ahornalp alt. 1137 m Switzerland

Description: Burro Mountains SW New Mexico

Description: Passo di Ciampigotto (Italy) 1802 m

Conditions: clear clear
Description: Casera Razzo (Italy) 1744 m

Description: Le Bourguet Saint Etienne de Tinée French Alps 1074m
User: Bernard Augier

Description: Camp des Fourches Mercantour National Parc French Alps 2235m
User: Bernard Augier

Conditions: smoke clear

Description: Luneo-Mirano Venice Italy

Description: Marlow England
User: sqmbeowulf

Conditions: smoke clear
Description: village Anishino Tula region Russia
User: Olegus

Description: Persbuhaugen Observatory Veggli Norway

Conditions: low fog smoke clear
Description: village Anishino Tula region Russia
User: Olegus

Description: feillens
User: y.lhoumeau

Description: village Anishino Tula region Russia
User: Olegus

Description: Gabbiana Lombardia Italy
User: falchi

Description: Small town SW of Silver City NM USA

Description: San Benedetto Po Observatory Italy
User: falchi

Conditions: low fog clear

Description: Emberger Alm alt. 1795 m Austria
User: Detlef Hartmann

Description: Casera Razzo (Italy) 1744 m

Description: Hubelmatt Lucerne alt. 487 m Switzerland

Description: Davis Mountains State Park TX near TSP site
User: jarnold

Description: Szeged Observatory Szeged Hungary
User: csakb

Description: Observatoire d'Aniane France

Description: Campofontana Lessini VR
User: xforcharlie

Description: South Side of San Angelo TX
User: jarnold

Description: 27 mile west of Boston
User: tmcdonagh

Description: Rifugio Carota (Italy) 983 m

Description: Stone family residence in Geneseo Illinois

Description: near village Troitca Ryazan region Russia

Description: Zuerich Oerlikon alt. 464 m Switzerland

Description: Zuerich Oerlikon alt. 464 m Switzerland "lichtaus"

Description: Backyard at my parent's house Schepdaal Belgium
User: mr. proper

Zenith: Away
Description: Red Cross Camp Shek Pik Hong Kong
User: ultraman

Description: Red Cross Camp Shek Pik Hong Kong
User: ultraman

Description: Calata?azor Soria (Spain)
User: gtfeckner

Description: Causse de Pompignan 390m France

Conditions: clear low fog clear
Description: Kamerik The Netherlands
User: Mouzart

Description: Scotch Lake NB Canada
User: deb

Description: At the Very Large Array
User: fgc580

Description: Mount Davis Pokfulam Hong Kong

Description: La boissiere 70m Herault France

Description: Telescopio Nazionale Galileo - Observatorio Roque del Los Muchachos
User: pedani

Description: near Shelkovo Russia

Description: Central Tucson
User: chergen

Description: North of Woomera SA Australia

Description: Rawnsley Park Sheep St. Australia

Description: Padola (Italy) 1204 m

Description: North of Hawker SA Australia

Description: Okie-Tex Star Party

Description: Tuckahoe State Park MD
User: k4mld

Description: Glenn's place
User: anthony

Description: 1 Mile South of Western Kentucky University Campus
User: david.barnaby

Description: Bell Observatory KY USA
User: david.barnaby

Description: Omni govi (Southern Gobi) Mongolia alt 870 meters

Description: not so far from Gurvantes Mongolia alt 1670 meters

Description: not so far from Dalandzadagad Mongolia alt 2150 meters

Description: near Bulagan Bulag Mongolia alt 1280 meters

Description: Placitas New Mexico
User: Larry O'Hanlon

Description: Sustenpass alt. 2170m Switzerland

Description: near Arvayheer Mongolia alt 1700 meters

Description: Jim Edgar Panther Creek Fish & Wildlife Area Illinois

Description: near Altai Mongolia alt 2000 meters

Description: near Zereg Mongolia alt 1150 meters

Description: Middle Fork River Forest Preserve Campground Illinois

Description: Champaign-Urbana Astronomical Society Observatory Illinois

Description: Tolbo Nuur lake Mongolia alt 2100 meters

Description: near Tashanta Russia alt 2030 meters

Description: Seaport Santa Cruz de La Palma Canary Islands SPAIN
User: maxcek

Description: Puimichel Alpes de Haute Provence France 700m asl
User: Albert van Duin

Description: East of Kanab UT USA

Description: Mirador de la Concepci?n (350m) Santa Cruz de La Palma Canary Islands SPAIN
User: maxcek

Description: Rifugio Dolada (Italy) 1424 m

Description: Audubon NJ
User: bkushner

Description: Gantersei alt. 984 m Switzerland

Description: Mezmay star party (alt 1200 meters) Northern Caucasia Russia

Description: Starfest - Mount Forest ON
User: va3ngc

Description: Puerto Aralla alt. 1600 m. Leon Spain
User: Jose Fernandez

Description: Clinton Lake State Recreation Area Illinois

Description: Stellafane
User: johnsonb52

Description: Starsearch Observatory Inkom ID
User: tvdavis

Conditions: clear 20% cloud cover
Description: Ming Fai Camp Cheung Chau Hong Kong

Conditions: clear 10% cloud cover
Description: Mount Davis Pokfulam Hong Kong

Description: Rockome Gardens

Description: Starlight Cascade Observatory
User: starlight cascade observatory

Description: Shingletown CA Star Party airstrip
User: markfol

Description: Balboa Park San Diego Ca.
User: San Diego IDA

Description: Spicer Reservoir Campground altitude 6660 feet

Description: El Angliru alt.1450m. Asturias Spain
User: Jose Fernandez

Description: Lier
User: oivind tangen

Description: Clearview WA
User: markfol

Description: Ming Fai Camp Cheung Chau Hong Kong

Description: Airfield 4H Center VA
User: k4mld

Conditions: partly cloudy 10% cloud cover

Conditions: partly cloudy 70% cloud cover

Description: Wal-Mart parking lot Grand Jct CO

Description: GMARS - Landers CA
User: Nordgren

Description: Uncompahgre Plateau CO USA elev 2490 m

Description: Tierra Del Sol Ca.
User: San Diego IDA

Description: Grizzly Flat Recreation area at Black Butte Lake
User: Keith Myers

Description: Bolton MA - Wilder Skies Observatory
User: bowmoreman

Description: Mt. Pinos

Description: Cherry Springs Park PA
User: yowzer12

Description: Flevopolder Netherlands
User: janvangastel

Description: Home Dome
User: Sandown Observatory

Description: Tierra Del Sol Public Pads
User: Bret Akers

Description: Catalina Station Mount Bigelow AZ

Description: Le Castellard de Melan France
User: janvangastel

Description: Dniepropetrovsk Ukraine
User: blackhaz

Description: Home Location in Tucson AZ
User: fgc580

Description: Observatory AOAsky.ch Glaubenberg 1450m Switzerland
User: AOAsky

Description: Staple Cross Devon UK
User: Maccers

Description: Cabin at Lake Roberts New Mexico
User: fgc580

Description: 1023 Ainalako Rd
User: caspin

Description: Quarter Nr Hamilton Scotland
User: geemackay

Description: Templin Hwy

Description: parking lot

Description: Palomar Observatory Ca.

Description: Mount Pinos California
User: Don Pensack

Description: Eureka Sand Dunes Death Valley CA
User: Nordgren

Description: Viento Ridge Observatory NM

Description: University of Redlands campus
User: Nordgren

Description: Home
User: seagas

Description: Puerto Aralla alt. 1600 m. Leon Spain

Description: Kislovodsk Solar Station (Pulkovo observatory) elev 2100 meters Russia

Description: Grimsby
User: anthony

Conditions: haze 30% cloud cover
Description: Cuddington Bucks UK rural village (no street lights in village)
User: SeanClarke

Conditions: haze 20% cloud cover
Description: Cuddington Bucks UK rural village (no street lights in village)
User: SeanClarke

Description: LUNAR ECLIPSE Berom?nster Switzerland

Description: Joshua Tree Nat'l Park
User: Don Pensack

Description: Hubelmatt Lucerne alt. 487 m Switzerland
User: AGL

Description: The Pointe Observatory
User: wmrroy

Description: West Summerland Key FL
User: valleli@rcn.com

Description: Sahara Sky Observatory
User: bertrand laville

User: AGL

Description: Bardudvarnok Hungary
User: zkollath

Description: Zselic Landscape Protection Area Hungary
User: zkollath

Description: Huizen Netherlands alt 2 m
User: janvangastel

Description: Southampton Fairgrounds VA
User: k4mld

Description: Newsoms VA

Description: Helena Mt.
User: csa/montana

Conditions: smoke haze clear

Description: Fugitives' Drift Lodge
User: tuckeg

Description: Drogheda Ireland
User: jeyjey

Description: Castle Valley UT USA elevation 1250 m

Description: St-Pierre de Montmagny Qu?bec Canada
User: Club d'astronomie le ciel ?toil

Description: Chiefland FL

Description: Sandibe Safari Lodge
User: tuckeg

Description: Nxabega Okavango Safari Camp
User: tuckeg

Description: Phinda Mountain Lodge

Description: Lake Manyara Tree Lodge

Description: Ngorongoro Crater Lodge

Description: Grumeti River Camp

Description: Klein's Camp

Description: Prairie Skies Star Party (Camp Shaw)

Description: Wild Flower Ridge Observatory (ROBOsky)
User: mcastel

Description: Tivoli Observatory Namibia
User: bertrand laville

Description: Observatory Mirasteilas Falera 1220m Switzerland

Description: Sustenpass 2192m Switzerland

Description: Sarnen 475m Switzerland

Description: St. George Utah
User: bglick

Description: Great Zimbabwe National Monument

Description: Okie Tex star party Kenton OK
User: rpitt

Description: Lake Mountain Victoria Australia
User: janosk

Description: Madikwe Safari Lodge

Description: Teakdale Astrophysical Observatory
User: wagnerr

Description: Santaluz Observatory
User: TimPovlick

Description: Exeter River Lodge

Description: Charleston Lake Bob's Cove campsite
User: wagnerr

Description: Londolozi Founders Camp

Description: Astrakhan region Russia

Description: Gurnigel 1608m Switzerland

Description: Cherry Springs State Park Potter County PA
User: biretta

Description: Spruce Knob WV

Description: Ngala Tented Camp

Description: Mount Jackson VA
User: Bill Cheng

Description: York River State Park
User: VPAS

Description: Doro Nawas Camp

Description: Serra Cafema Camp

Description: SE border of Berlin
User: ens

Description: Franklin VA

Description: Stellafane 2006 recheck
User: valleli@rcn.com

Description:
User: valleli@rcn.com

Description: Sossusvlei Mountain Lodge Namibia

Description: B07 Camorino (Osservatorio) Switzerland
User: astromania

Description: Col D'Izoard France alt. 2360 m

Description: Astronomical Research Institute

Description: Brunissard France alt. 1860 m

Description: Clark Canyon Reservoir Campground MT elev. 5500 ft.
User: quantumclimber

Description: McPhee Reservoir Campground CO elev. 7000 ft.
User: quantumclimber

Description: Mount Laguna Observatory Ca.

Description: Kile Knob WV
User: Bill Cheng

Description: Mt.Fuji 2000m point
User: ushipon

Description: Ottawa Ontario
User: rdick

Description: Cherry Springs State Park Potter County PA
User: rpitt

Description: Corrales NM USA 8 mi. N of Albuquerque
User: EdIsenberg

Description: University of Illinois Robert Allerton Park

Description: Mansfield IL

Description: RGAS Obsv. Site just S of San Ysidro NM
User: EdIsenberg

Description: Newman IL

Description: Allerton IL

Description: Homer IL

Description: Ogden IL

Description: River Bend Forest Preserve Mahomet Illinois

Description: Fisher Illinois

Description: Gifford Illinois

Description: Shiojiri-shi Nagano Pref. Japan
User: Masahiko Momose

Description: Yosemite National Park. Ca

Description: Chamberlin Observatory
User: coloida

Description: Grundland Astronomy Park
User: VPAS

Description: Canyon Vista Ranch
User: etherbunny

Description: Jones Magnet Middle School Planetarium
User: VPAS

Description: York River State Park

Description: Woodbridge Ontario
User: ptatters

Description: Area 51 in Big Cypress National Preserve Florida
User: quantumclimber

Description: White Hall MD
User: biretta

Description: Patriot Observatory priv.
User: pvalleli

Description: Kohala Coast Hawaii
User: bueter

Description: Grundland Astronomy Park

Description: White Hall MD

Description: Borrego Springs Ca

Description: Sossusvlei Mountain Lodge Namibia
User: StarTreks

Description: Bow River 4.1 km East of Canmore

Description: Georgetown TX
User: maxpeck

Description: White Signal NM

Description: Silver City NM

Description: San Lorenzo NM

Description: Garden Grove CA

Description: South East Reno Nevada

Description: Solobservatoriet Harestua Norway

Description: Anza CA OCA Club Site

Description: West Summerland Key FL

Description: Suburb backyard IN
User: bueter

Description: Magdalena Ridge Observatory
User: MRO

Description: Hialeah FL
User: mannycastro

Description: Glaubenbergpass Switzerland
User: Amalia von Allmen

Description: Greensboro GA
User: daveeason

Description: Le petit Telle Haute-Provence France
User: bertrand laville

Description: Langhus Norway

Description: Gorilla Haven
User: cesdewar

Description: Suburb backyard IN

Description: Enschede Netherlands alt.40m
User: RobStekelenburg

Description: Moscow Russia

Description: Tierra Del Sol Ca.

Description: Waiema Hawaii S side of town
User: dmckenna

Description: Mauna Kea Visitor Information Station Hawaii alt. 2785 m

Description: near Autun France alt. 450m
User: RobStekelenburg

Description: near Autun France alt. 450m

Description: Cuevas del Negro Andalucia
User: sqmbeowulf

Conditions: overcast 100% cloud cover

Description:
User: Kent Blackwell

Description: Mid town Tucson
User: dmckenna

Description: Arleuf France alt. 600m

Description: Mt Graham 10 500'
User: dmckenna

Description: Blackfoot Staging Area RASC observing site

Description: Weinberg-King State Park Illinois

Description: Robasacco Switzerland

Description: Collina d'oro (Bigogno) Switzerland

Description: Mendrisio Switzerland

Description: Chiasso (Balerna) Switzerland

Description: Rivera Switzerland

Description: Piano di Magadino Switzerland

Description: Lugano (Porza) Switzerland

Description: Bellinzona Switzerland

Description: Biasca Switzerland

Description: Camperio Switzerland

Description: Passo Lucomagno Switzerland

Description: Walnut Point State Park Illinois

Description: Wassenaarseslag Netherlands
User: oniel

Description: Meijendel Netherlands
User: oniel

Description: Northern Prairie Starfest Alberta Canada

Description: zurgena spain
User: sqmbeowulf

Description: Rijswijk (NL). My backyard
User: oniel

Description: Ibstone England

Description: Marlow England

Description: Mount Pinos California

Description:
User: Tim Crawford

Description: Campo Catino Lazio Italy

Description: Desert Coyote Observatory AZ
User: garymyers

Description: Stellafane Observatory
User: pvalleli

Description: Huizen Netherlands alt 2 m

Description: Starfest Ontario
User: anthony

Description: Jewel Lake Provincial Park B.C. Canada

Description: Oiso Kanagawa Pref Japan
User: ushipon

Description: Yarker Ontario

Description: Le petit Telle Haute-Provence France