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G2Peak 2 May 2010 at 12:00 UTC

Northern Lights on 2 May 2010 (Kp 6): Where They Were Visible

Kp reached 6. At that level the edge of the auroral oval reaches about 54.5° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 50.0°. Activity stayed at storm level (Kp 5 or more) for 15 hours.

03579 G1 G3 Sat 1 May 12:00 UTC · Kp 0.67 Sat 1 May 15:00 UTC · Kp 1.00 Sat 1 May 18:00 UTC · Kp 0.33 Sat 1 May 21:00 UTC · Kp 0.33 Sun 2 May 00:00 UTC · Kp 1.00 Sun 2 May 03:00 UTC · Kp 1.00 Sun 2 May 06:00 UTC · Kp 1.33 Sun 2 May 09:00 UTC · Kp 4.00 Sun 2 May 12:00 UTC · Kp 6.00 Sun 2 May 15:00 UTC · Kp 5.00 Sun 2 May 18:00 UTC · Kp 5.67 Sun 2 May 21:00 UTC · Kp 5.33 Mon 3 May 00:00 UTC · Kp 5.00 Mon 3 May 03:00 UTC · Kp 4.00 Mon 3 May 06:00 UTC · Kp 3.67 Mon 3 May 09:00 UTC · Kp 3.33 Mon 3 May 12:00 UTC · Kp 3.67 Mon 3 May 15:00 UTC · Kp 3.00 Mon 3 May 18:00 UTC · Kp 3.33 Mon 3 May 21:00 UTC · Kp 3.67 Tue 4 May 00:00 UTC · Kp 3.67 Sun 2 MayMon 3 MayTue 4 May
Kp 0–3 Kp 4 Kp 5–6 (G1–G2) Kp 7+ (G3+) Times in UTC; faded bars are forecasts.

Three-hourly Kp from GFZ, one day either side of the storm.

Where the aurora could be seen

1,146 towns on our list had enough activity while it was dark there. Cloud cover is not included.

CountryPlacesExamplesFurthest from the pole
Canada 322 Toronto, Montreal, Calgary, Ottawa Hamilton
United Kingdom 169 Glasgow, Edinburgh, Belfast, Newcastle upon Tyne Middlesbrough
Sweden 143 Stockholm, Gothenburg, Malmö, Uppsala Trelleborg
United States 114 Minneapolis, Saint Paul, Fargo, Flint Port Huron
Finland 111 Helsinki, Espoon keskus, Tampere urban area, Vantaa Raseborg
Denmark 93 Copenhagen, Aarhus, Odense, Aalborg Nakskov
Norway 60 Oslo, Bergen, Trondheim, Stavanger Mandal
Latvia 39 Riga, Daugavpils, Liepāja, Jelgava Daugavpils
Lithuania 25 Kaunas, Klaipeda City Municipality, Šiauliai, Panevėžys Kaunas
Estonia 21 Tallinn, Tartu, Narva, Pärnu Võru
Iceland 16 Reykjavík, Kópavogur, Hafnarfjörður, Reykjanesbær Vík í Mýrdal
New Zealand 16 Christchurch, Dunedin, Invercargill, Rolleston Christchurch
Australia 7 Hobart, Launceston, Devonport, Burnie Burnie
Faroe Islands 4 Tórshavn, Klaksvík, Fuglafjørður, Miðvágur Tórshavn
Greenland 2 Nuuk, Qaqortoq Qaqortoq
Ireland 2 Letterkenny, Sligo Sligo
Germany 1 Westerland Westerland
Kazakhstan 1 Petropavl Petropavl
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

2,683 more towns could have caught a faint red or green glow low on the horizon with a phone or camera.

Whether the aurora was actually seen also depended on the weather. Use this as a guide to where it was possible.

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