16 02 2023 15-minute Estimated Geomagnetic Activity Index UT:min Kp 00:00 3.33 00:15 3.67 00:30 3.67 00:45 3.67 01:00 3.33 01:15 3.67 01:30 3.33 01:45 3.33 02:00 3.33 02:15 3.33 02:30 3.67 02:45 3.33 03:00 3.67 03:15 3.67 03:30 3.67 03:45 4.00 04:00 3.67 04:15 4.00 04:30 4.33 04:45 4.67 05:00 4.67 05:15 4.33 05:30 4.33 05:45 4.33 06:00 4.33 06:15 4.33 06:30 4.00 06:45 4.00 07:00 3.67 07:15 3.67 07:30 3.67 07:45 3.67 08:00 4.33 08:15 5.00 08:30 5.00 08:45 5.00 09:00 5.00 09:15 5.00 09:30 4.67 09:45 5.00 10:00 5.00 10:15 5.00 10:30 5.00 10:45 5.00 11:00 5.00 11:15 5.00 11:30 5.00 11:45 4.67 12:00 4.67 12:15 5.33 12:30 5.67 12:45 6.00 13:00 5.67 13:15 5.67 13:30 5.67 13:45 4.67 14:00 4.67 14:15 5.33 14:30 5.00 14:45 5.00 15:00 4.67 15:15 4.33 15:30 4.33 15:45 4.33 16:00 4.33 16:15 4.00 16:30 4.00 16:45 4.33 17:00 4.67 17:15 4.33 17:30 4.00 17:45 4.33 18:00 3.67 18:15 4.33 18:30 4.33 18:45 4.33 19:00 4.33 19:15 4.00 19:30 4.00 19:45 4.00 20:00 4.00 20:15 4.00 20:30 4.00 20:45 3.67 21:00 3.33 21:15 3.33 21:30 3.67 21:45 4.00 22:00 3.67 22:15 3.67 22:30 3.67 22:45 3.67 23:00 3.67 23:15 3.67 23:30 3.67 23:45 3.67