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G1Peak 11 July 2007 at 09:00 UTC

Northern Lights on 11 July 2007 (Kp 5): Where They Were Visible

Kp reached 5. At that level the edge of the auroral oval reaches about 56.5° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 52.0°. Activity stayed at storm level (Kp 5 or more) for 6 hours.

03579 G1 G3 Tue 10 Jul 06:00 UTC · Kp 1.00 Tue 10 Jul 09:00 UTC · Kp 0.33 Tue 10 Jul 12:00 UTC · Kp 0.67 Tue 10 Jul 15:00 UTC · Kp 0.33 Tue 10 Jul 18:00 UTC · Kp 1.33 Tue 10 Jul 21:00 UTC · Kp 3.33 Wed 11 Jul 00:00 UTC · Kp 3.67 Wed 11 Jul 03:00 UTC · Kp 4.00 Wed 11 Jul 06:00 UTC · Kp 4.67 Wed 11 Jul 09:00 UTC · Kp 5.00 Wed 11 Jul 12:00 UTC · Kp 2.33 Wed 11 Jul 15:00 UTC · Kp 3.00 Wed 11 Jul 18:00 UTC · Kp 1.67 Wed 11 Jul 21:00 UTC · Kp 1.33 Thu 12 Jul 00:00 UTC · Kp 1.67 Thu 12 Jul 03:00 UTC · Kp 1.67 Thu 12 Jul 06:00 UTC · Kp 2.33 Thu 12 Jul 09:00 UTC · Kp 0.33 Wed 11 JulThu 12 Jul
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

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

CountryPlacesExamplesFurthest from the pole
Canada 263 Montreal, Calgary, Ottawa, Edmonton Sooke
United States 251 Seattle, Minneapolis, Saint Paul, Spokane Yakima
New Zealand 7 Dunedin, Invercargill, Mosgiel, Gore Oamaru
Australia 5 Hobart, Launceston, Bruny Island (Alonnah), Southport / Cockle Creek Launceston
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

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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