29 07 2011 15-minute Estimated Geomagnetic Activity Index UT:min Kp 00:00 1.00 00:15 1.00 00:30 1.00 00:45 1.00 01:00 1.00 01:15 1.00 01:30 1.00 01:45 1.00 02:00 1.00 02:15 1.00 02:30 0.67 02:45 0.67 03:00 0.67 03:15 0.67 03:30 0.67 03:45 0.67 04:00 0.67 04:15 0.67 04:30 1.00 04:45 1.00 05:00 0.67 05:15 0.67 05:30 0.67 05:45 0.67 06:00 0.67 06:15 0.67 06:30 0.67 06:45 0.67 07:00 0.67 07:15 0.67 07:30 0.67 07:45 0.67 08:00 0.67 08:15 0.67 08:30 0.67 08:45 0.67 09:00 0.67 09:15 0.67 09:30 0.67 09:45 0.67 10:00 0.67 10:15 0.67 10:30 0.67 10:45 0.67 11:00 0.67 11:15 0.67 11:30 0.67 11:45 0.67 12:00 1.00 12:15 1.00 12:30 1.00 12:45 1.33 13:00 1.33 13:15 1.67 13:30 1.67 13:45 2.00 14:00 2.00 14:15 2.00 14:30 2.00 14:45 2.00 15:00 2.00 15:15 2.00 15:30 2.00 15:45 2.00 16:00 2.00 16:15 2.00 16:30 2.00 16:45 2.00 17:00 2.00 17:15 2.00 17:30 2.00 17:45 2.00 18:00 2.00 18:15 2.00 18:30 1.67 18:45 1.67 19:00 1.67 19:15 1.67 19:30 1.67 19:45 1.67 20:00 1.67 20:15 1.67 20:30 1.67 20:45 1.67 21:00 1.67 21:15 1.67 21:30 1.67 21:45 1.67 22:00 1.67 22:15 1.67 22:30 1.67 22:45 1.67 23:00 1.67 23:15 1.67 23:30 1.67 23:45 1.67