AuroraMeteo

G3Peak 9 July 2012 at 12:00 UTC

Northern Lights on 9 July 2012 (Kp 6.7): Where They Were Visible

Kp reached 6.7. At that level the edge of the auroral oval reaches about 53.2° magnetic latitude, so the aurora could be seen low on the horizon down to roughly 48.7°. Activity stayed at storm level (Kp 5 or more) for 6 hours.

03579 G1 G3 Sun 8 Jul 12:00 UTC · Kp 2.33 Sun 8 Jul 15:00 UTC · Kp 2.67 Sun 8 Jul 18:00 UTC · Kp 2.33 Sun 8 Jul 21:00 UTC · Kp 4.33 Mon 9 Jul 00:00 UTC · Kp 4.67 Mon 9 Jul 03:00 UTC · Kp 3.67 Mon 9 Jul 06:00 UTC · Kp 4.33 Mon 9 Jul 09:00 UTC · Kp 3.67 Mon 9 Jul 12:00 UTC · Kp 6.67 Mon 9 Jul 15:00 UTC · Kp 5.33 Mon 9 Jul 18:00 UTC · Kp 3.33 Mon 9 Jul 21:00 UTC · Kp 4.33 Tue 10 Jul 00:00 UTC · Kp 3.67 Tue 10 Jul 03:00 UTC · Kp 2.00 Tue 10 Jul 06:00 UTC · Kp 2.67 Tue 10 Jul 09:00 UTC · Kp 3.67 Tue 10 Jul 12:00 UTC · Kp 2.67 Tue 10 Jul 15:00 UTC · Kp 2.00 Mon 9 JulTue 10 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

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

CountryPlacesExamplesFurthest from the pole
New Zealand 17 Christchurch, Dunedin, Invercargill, Rolleston Rangiora
Australia 7 Hobart, Launceston, Devonport, Burnie Burnie
Based on each place's Kp threshold (terrain included) and the Sun's position during each 3-hour Kp block.

Only in photos

29 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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