07 09 2017 15-minute Estimated Geomagnetic Activity Index UT:min Kp 00:00 4.33 00:15 4.33 00:30 4.67 00:45 4.67 01:00 4.33 01:15 4.67 01:30 4.67 01:45 5.00 02:00 5.00 02:15 5.00 02:30 5.00 02:45 5.33 03:00 5.00 03:15 5.00 03:30 5.00 03:45 5.00 04:00 5.33 04:15 5.00 04:30 5.00 04:45 5.00 05:00 4.67 05:15 4.67 05:30 4.33 05:45 4.67 06:00 5.00 06:15 4.67 06:30 4.67 06:45 4.67 07:00 5.00 07:15 4.67 07:30 4.67 07:45 4.67 08:00 4.67 08:15 4.33 08:30 4.33 08:45 4.33 09:00 4.33 09:15 4.33 09:30 4.33 09:45 4.00 10:00 4.00 10:15 4.00 10:30 4.00 10:45 4.00 11:00 4.00 11:15 4.00 11:30 5.00 11:45 5.33 12:00 5.00 12:15 4.67 12:30 4.67 12:45 4.67 13:00 4.33 13:15 4.67 13:30 5.33 13:45 4.33 14:00 4.00 14:15 3.67 14:30 -1.00 14:45 -1.00 15:00 -1.00 15:15 -1.00 15:30 -1.00 15:45 3.67 16:00 3.67 16:15 3.67 16:30 3.67 16:45 4.00 17:00 3.33 17:15 3.33 17:30 3.00 17:45 3.00 18:00 3.33 18:15 3.67 18:30 3.67 18:45 3.33 19:00 3.33 19:15 3.33 19:30 3.33 19:45 3.00 20:00 3.33 20:15 3.67 20:30 4.00 20:45 4.00 21:00 4.33 21:15 4.33 21:30 4.33 21:45 4.67 22:00 4.67 22:15 4.67 22:30 8.00 22:45 8.67 23:00 8.67 23:15 8.67 23:30 8.67 23:45 9.00