Eastern Interconnect Frequency Events

Generated by the PSFM-1 Frequency Recorder

(updated hourly at 59 minutes past the hour)
All times are UTC.
Generated at 13:59:30 26-Sep-2018 UTC.
Date Pickup Dropout Delta Slope Type
09-01-18 01:00:20 01:00:25 0.020 0.0021 Delta +
09-01-18 02:50:45 02:50:52 -0.021 -0.0025 Delta -
09-01-18 10:05:16 10:05:26 0.026 0.0028 Delta +
09-01-18 11:00:32 11:00:37 -0.020 -0.0023 Delta -
09-01-18 12:30:44 12:30:51 0.021 0.0022 Delta +
09-01-18 12:40:34 12:40:36 0.021 0.0038 VT ROC
09-01-18 12:40:33 12:40:41 0.023 0.0033 Delta +
09-01-18 13:01:42 13:01:46 0.019 0.0021 Delta +
09-01-18 13:38:03 13:38:05 0.026 0.0040 VT ROC
09-01-18 13:38:01 13:38:10 0.028 0.0037 Delta +
09-01-18 14:30:04 14:30:13 -0.024 -0.0031 Delta -
09-02-18 02:41:50 02:41:54 -0.020 -0.0021 Delta -
09-02-18 11:35:03 11:35:14 0.026 0.0032 Delta +
09-02-18 11:40:17 11:40:23 0.019 0.0032 Delta +
09-02-18 12:10:34 12:10:35 0.026 0.0040 VT ROC
09-02-18 12:10:31 12:10:40 0.027 0.0036 Delta +
09-02-18 12:31:59 12:32:05 0.020 0.0025 Delta +
09-02-18 13:01:14 13:01:22 0.022 0.0033 Delta +
09-02-18 13:34:14 13:34:16 0.020 0.0036 VT ROC
09-02-18 13:34:13 13:34:20 0.022 0.0031 Delta +
09-02-18 13:39:49 13:39:56 0.022 0.0027 Delta +
09-02-18 13:57:25 13:57:31 0.021 0.0029 Delta +
09-02-18 20:49:12 20:49:18 0.020 0.0020 Delta +
09-02-18 22:14:43 22:14:53 -0.024 -0.0031 Delta -
09-03-18 05:25:45 05:25:51 -0.020 -0.0023 Delta -
09-03-18 10:00:07 10:00:12 -0.019 -0.0020 Delta -
09-03-18 12:45:53 12:46:00 0.021 0.0024 Delta +
09-03-18 13:03:32 13:03:39 0.023 0.0033 Delta +
09-03-18 13:10:14 13:10:21 0.022 0.0030 Delta +
09-03-18 13:15:07 13:15:14 0.021 0.0025 Delta +
09-03-18 13:20:19 13:20:20 0.019 0.0036 VT ROC
09-03-18 13:20:19 13:20:26 0.022 0.0033 Delta +
09-04-18 04:00:42 04:00:55 -0.021 -0.0023 Delta -
09-04-18 08:54:22 08:54:27 0.020 0.0022 Delta +
09-04-18 11:11:01 11:11:06 0.020 0.0026 Delta +
09-04-18 12:28:45 12:28:53 0.022 0.0026 Delta +
09-05-18 03:06:19 03:06:26 -0.020 -0.0024 Delta -
09-05-18 12:51:14 12:51:18 0.019 0.0026 Delta +
09-05-18 13:46:40 13:46:47 0.022 0.0028 Delta +
09-06-18 00:47:20 00:47:22 -0.018 -0.0042 VT ROC
09-06-18 00:47:21 00:47:25 -0.020 -0.0034 Delta -
09-06-18 04:09:55 04:09:59 -0.020 -0.0020 Delta -
09-06-18 05:20:06 05:20:14 -0.021 -0.0028 Delta -
09-06-18 10:07:34 10:07:42 0.023 0.0029 Delta +
09-06-18 10:23:58 10:24:05 0.021 0.0028 Delta +
09-06-18 13:14:35 13:14:40 0.020 0.0025 Delta +
09-06-18 13:26:55 13:27:04 0.025 0.0028 Delta +
09-07-18 00:29:43 00:29:50 0.021 0.0026 Delta +
09-07-18 04:37:41 04:37:45 0.020 0.0025 Delta +
09-07-18 06:23:33 06:23:40 0.020 0.0023 Delta +
09-07-18 07:17:50 07:17:55 0.022 0.0026 Delta +
09-07-18 08:57:14 08:57:23 0.024 0.0030 Delta +
09-07-18 09:33:45 09:33:54 0.024 0.0029 Delta +
09-07-18 10:13:15 10:13:18 0.019 0.0029 Delta +
09-07-18 11:14:10 11:14:17 0.022 0.0029 Delta +
09-07-18 11:49:06 11:49:15 0.023 0.0029 Delta +
09-07-18 11:58:50 11:58:56 0.021 0.0028 Delta +
09-07-18 12:21:08 12:21:18 0.024 0.0030 Delta +
09-07-18 13:07:32 13:07:40 0.022 0.0029 Delta +
09-07-18 13:16:12 13:16:22 0.024 0.0027 Delta +
09-07-18 14:55:19 14:55:22 -0.020 -0.0044 VT ROC
09-07-18 14:55:19 14:55:28 -0.025 -0.0039 Delta -
09-07-18 21:16:40 21:16:48 0.022 0.0025 Delta +
09-08-18 02:02:18 02:02:29 -0.022 -0.0025 Delta -
09-08-18 02:44:38 02:44:45 0.020 0.0020 Delta +
09-08-18 05:21:05 05:21:13 0.022 0.0025 Delta +
09-08-18 05:32:34 05:32:40 -0.020 -0.0022 Delta -
09-08-18 06:10:33 06:10:36 -0.019 -0.0022 Delta -
09-08-18 06:16:09 06:16:15 -0.021 -0.0024 Delta -
09-08-18 06:16:42 06:16:47 0.020 0.0024 Delta +
09-08-18 06:31:56 06:32:09 -0.022 -0.0026 Delta -
09-08-18 07:01:31 07:01:39 -0.024 -0.0033 Delta -
09-08-18 07:34:05 07:34:10 -0.020 -0.0025 Delta -
09-08-18 09:25:02 09:25:05 0.024 0.0047 VT ROC
09-08-18 09:25:00 09:25:09 0.025 0.0038 Delta +
09-08-18 10:11:18 10:11:19 0.024 0.0036 VT ROC
09-08-18 10:11:21 10:11:22 0.027 0.0041 VT ROC
09-08-18 10:11:17 10:11:27 0.028 0.0039 Delta +
09-08-18 10:44:28 10:44:35 0.021 0.0028 Delta +
09-08-18 11:59:48 11:59:55 0.022 0.0032 Delta +
09-08-18 12:23:38 12:23:42 0.019 0.0028 Delta +
09-08-18 13:12:23 13:12:28 0.020 0.0023 Delta +
09-08-18 13:20:21 13:20:29 0.023 0.0029 Delta +
09-08-18 13:27:03 13:27:11 0.021 0.0028 Delta +
09-08-18 13:41:02 13:41:08 0.022 0.0031 Delta +
09-08-18 14:56:37 14:56:51 0.026 0.0029 Delta +
09-08-18 21:55:32 21:55:44 0.025 0.0028 Delta +
09-09-18 01:16:28 01:16:35 0.022 0.0024 Delta +
09-09-18 01:22:38 01:22:41 0.019 0.0020 Delta +
09-09-18 02:29:31 02:29:37 0.021 0.0025 Delta +
09-09-18 03:13:28 03:13:34 0.022 0.0029 Delta +
09-09-18 04:03:50 04:03:57 0.023 0.0034 Delta +
09-09-18 04:22:03 04:22:10 -0.021 -0.0027 Delta -
09-09-18 04:39:00 04:39:06 -0.021 -0.0023 Delta -
09-09-18 10:04:10 10:04:19 0.024 0.0034 Delta +
09-09-18 10:41:18 10:41:26 0.022 0.0027 Delta +
09-09-18 11:00:13 11:00:15 0.024 0.0038 VT ROC
09-09-18 11:00:13 11:00:22 0.029 0.0036 Delta +
09-09-18 11:11:41 11:11:48 0.023 0.0029 Delta +
09-09-18 11:49:58 11:50:04 0.022 0.0031 Delta +
09-09-18 12:02:51 12:02:57 0.023 0.0029 Delta +
09-09-18 12:11:30 12:11:32 0.024 0.0043 VT ROC
09-09-18 12:11:29 12:11:37 0.026 0.0038 Delta +
09-09-18 12:58:54 12:58:56 0.024 0.0037 VT ROC
09-09-18 12:58:53 12:59:03 0.027 0.0036 Delta +
09-09-18 13:16:34 13:16:41 0.020 0.0021 Delta +
09-09-18 13:24:16 13:24:24 0.022 0.0029 Delta +
09-09-18 13:25:22 13:25:29 0.021 0.0025 Delta +
09-09-18 16:05:03 16:05:12 0.024 0.0032 Delta +
09-09-18 17:30:07 17:30:16 -0.022 -0.0025 Delta -
09-09-18 17:42:16 17:42:24 0.021 0.0024 Delta +
09-09-18 17:49:30 17:49:38 -0.021 -0.0023 Delta -
09-10-18 01:33:50 01:34:00 0.024 0.0027 Delta +
09-10-18 04:43:11 04:43:21 -0.027 -0.0033 Delta -
09-10-18 07:54:06 07:54:14 0.023 0.0033 Delta +
09-10-18 08:20:41 08:20:50 0.023 0.0035 Delta +
09-10-18 08:31:00 08:31:10 0.025 0.0037 Delta +
09-10-18 09:20:40 09:20:46 0.021 0.0026 Delta +
09-10-18 09:59:36 09:59:38 0.024 0.0039 VT ROC
09-10-18 09:59:40 09:59:45 0.034 0.0042 VT ROC
09-10-18 09:59:34 09:59:49 0.036 0.0039 Delta +
09-10-18 10:39:47 10:39:57 0.024 0.0027 Delta +
09-10-18 11:11:20 11:11:25 0.020 0.0026 Delta +
09-10-18 12:54:17 12:54:22 0.020 0.0023 Delta +
09-10-18 13:17:14 13:17:19 0.020 0.0024 Delta +
09-10-18 13:59:24 13:59:31 0.020 0.0024 Delta +
09-11-18 01:56:13 01:56:22 0.023 0.0028 Delta +
09-11-18 02:17:09 02:17:14 -0.019 -0.0023 Delta -
09-11-18 05:22:30 05:22:41 0.021 0.0025 Delta +
09-11-18 05:29:39 05:29:44 0.021 0.0027 Delta +
09-11-18 05:33:02 05:33:07 0.019 0.0024 Delta +
09-11-18 05:48:43 05:48:47 0.020 0.0024 Delta +
09-11-18 07:13:43 07:13:48 0.020 0.0025 Delta +
09-11-18 09:30:17 09:30:28 0.027 0.0031 Delta +
09-11-18 09:42:43 09:42:53 0.028 0.0038 Delta +
09-11-18 09:47:52 09:47:59 -0.023 -0.0033 Delta -
09-11-18 10:04:55 10:05:00 0.020 0.0029 Delta +
09-11-18 10:10:11 10:10:20 0.025 0.0035 Delta +
09-11-18 10:34:09 10:34:19 0.026 0.0032 Delta +
09-11-18 11:29:24 11:29:27 0.026 0.0042 VT ROC
09-11-18 11:29:23 11:29:34 0.029 0.0038 Delta +
09-11-18 12:36:18 12:36:23 0.020 0.0023 Delta +
09-11-18 13:15:57 13:16:05 0.023 0.0031 Delta +
09-11-18 23:42:08 23:42:20 -0.025 -0.0029 Delta -
09-11-18 23:50:16 23:50:25 0.023 0.0026 Delta +
09-12-18 04:58:13 04:58:20 0.022 0.0026 Delta +
09-12-18 05:09:30 05:09:37 0.021 0.0029 Delta +
09-12-18 05:48:01 05:48:05 0.020 0.0021 Delta +
09-12-18 08:59:30 08:59:33 0.027 0.0044 VT ROC
09-12-18 08:59:29 08:59:39 0.029 0.0042 Delta +
09-12-18 10:01:31 10:01:33 0.020 0.0051 VT ROC
09-12-18 10:01:32 10:01:38 0.023 0.0040 Delta +
09-12-18 10:02:31 10:02:40 0.024 0.0029 Delta +
09-12-18 10:04:41 10:04:47 0.021 0.0029 Delta +
09-12-18 10:35:14 10:35:21 0.022 0.0030 Delta +
09-12-18 14:16:21 14:16:29 0.024 0.0029 Delta +
09-12-18 15:34:21 15:34:23 0.021 0.0037 VT ROC
09-12-18 15:34:20 15:34:28 0.024 0.0033 Delta +
09-12-18 22:14:00 22:14:09 -0.027 -0.0034 Delta -
09-13-18 03:10:08 03:10:15 -0.023 -0.0036 Delta -
09-13-18 03:46:39 03:46:45 -0.020 -0.0021 Delta -
09-13-18 04:00:12 04:00:25 -0.022 -0.0024 Delta -
09-13-18 10:04:10 10:04:24 0.026 0.0032 Delta +
09-13-18 10:10:32 10:10:38 0.020 0.0024 Delta +
09-13-18 11:34:59 11:35:05 0.022 0.0028 Delta +
09-13-18 12:02:38 12:02:41 -0.019 -0.0023 Delta -
09-13-18 12:06:09 12:06:16 0.021 0.0022 Delta +
09-13-18 12:39:01 12:39:04 0.019 0.0027 Delta +
09-13-18 13:46:21 13:46:28 -0.045 -0.0100 VT ROC
09-13-18 13:46:19 13:46:32 -0.045 -0.0075 Delta -
09-13-18 13:46:20 13:48:22 59.928   Under 59.940
09-13-18 15:48:25 15:48:33 -0.024 -0.0034 Delta -
09-13-18 20:51:01 20:51:08 -0.019 -0.0030 Delta -
09-14-18 02:59:35 02:59:41 -0.021 -0.0025 Delta -
09-14-18 06:55:45 06:55:49 -0.019 -0.0021 Delta -
09-14-18 08:54:15 08:54:20 0.020 0.0025 Delta +
09-14-18 09:25:40 09:25:43 0.019 0.0032 Delta +
09-14-18 10:00:10 10:00:23 -0.026 -0.0031 Delta -
09-14-18 10:04:41 10:04:43 -0.027 -0.0042 VT ROC
09-14-18 10:04:44 10:04:45 -0.028 -0.0037 VT ROC
09-14-18 10:04:40 10:04:50 -0.029 -0.0042 Delta -
09-14-18 12:28:48 12:28:52 0.019 0.0023 Delta +
09-14-18 17:23:54 17:24:03 -0.042 -0.0065 VT ROC
09-14-18 17:23:54 17:24:09 -0.043 -0.0064 Delta -
09-14-18 21:44:31 21:44:43 -0.028 -0.0033 Delta -
09-15-18 02:31:17 02:31:24 0.020 0.0021 Delta +
09-15-18 09:39:08 09:39:12 0.020 0.0023 Delta +
09-15-18 10:03:57 10:04:03 0.021 0.0025 Delta +
09-15-18 12:14:28 12:14:37 0.024 0.0035 Delta +
09-15-18 13:38:35 13:38:40 0.020 0.0025 Delta +
09-15-18 22:25:40 22:25:44 -0.019 -0.0022 Delta -
09-16-18 06:18:28 06:18:32 0.020 0.0025 Delta +
09-16-18 11:44:15 11:44:23 0.026 0.0033 Delta +
09-16-18 11:50:13 11:50:21 0.022 0.0027 Delta +
09-16-18 11:59:22 11:59:35 0.031 0.0036 Delta +
09-16-18 14:16:32 14:16:42 0.022 0.0025 Delta +
09-16-18 15:28:16 15:28:20 0.019 0.0030 Delta +
09-17-18 07:14:27 07:14:33 0.020 0.0033 Delta +
09-17-18 10:47:14 10:47:23 0.022 0.0023 Delta +
09-17-18 11:00:02 11:00:06 0.025 0.0046 VT ROC
09-17-18 11:00:01 11:00:09 0.026 0.0041 Delta +
09-17-18 11:59:41 11:59:48 0.021 0.0029 Delta +
09-17-18 12:57:31 12:57:40 -0.023 -0.0027 Delta -
09-17-18 15:33:14 15:33:20 0.020 0.0026 Delta +
09-17-18 15:55:26 15:55:34 0.023 0.0028 Delta +
09-18-18 00:09:35 00:09:43 0.021 0.0023 Delta +
09-18-18 05:52:22 05:52:25 0.027 0.0037 VT ROC
09-18-18 05:52:19 05:52:30 0.028 0.0036 Delta +
09-18-18 08:59:15 08:59:23 0.022 0.0033 Delta +
09-18-18 09:03:55 09:04:04 -0.020 -0.0024 Delta -
09-18-18 09:24:19 09:24:22 0.020 0.0030 Delta +
09-18-18 09:25:02 09:25:12 -0.052 -0.0071 VT ROC
09-18-18 09:25:01 09:25:16 -0.054 -0.0065 Delta -
09-18-18 09:31:31 09:31:35 0.020 0.0030 Delta +
09-18-18 09:42:09 09:42:14 -0.020 -0.0023 Delta -
09-18-18 10:36:59 10:37:03 0.019 0.0024 Delta +
09-18-18 13:23:35 13:23:40 0.020 0.0028 Delta +
09-18-18 14:43:26 14:43:30 0.020 0.0028 Delta +
09-18-18 15:01:06 15:01:09 -0.024 -0.0045 VT ROC
09-18-18 15:01:05 15:01:13 -0.025 -0.0037 Delta -
PSFM Hardware and software by Robert M. Orndorff
Generated at 13:59:30 26-Sep-2018 UTC.
PSFM Home page