| 日期 (UTC) | 20240215 |
|---|---|
| 事件總數 | 74 |
| ↑ up (紅) | 23 |
| ↓ down (橘) | 22 |
| 共模噪音 (綠) | 28 |
| noise_large (洋紅) | 1 |
| CWA 地震 (紫★) | 0 |
| RMS max | 0.000 |
| RMS median | 0.000 |
| RMS mean | 0.000 |
互動版（24 條小時線）：點圖例中的小時色塊 → 該小時線變明顯、其餘變半透明；再點一次還原。
點擊上圖的紅色 up 事件以顯示 waterfall plot。
MiDAS Daily RMS peaks — 20240215 Total: 74 events [RMS_below300m 欄位說明] 來源 : 2024 backfill nc（100Hz decimated，Hole A trace 1307–1403，跳過頂部 73 ch，對應深度 ~300–700 m） 前處理: per-file bad-channel masking(median+10×MAD) → bandpass 1–20 Hz（sosfiltfilt，逐檔獨立，非跨檔 causal filter state） 公式 : sqrt( sum(x[ch,t]^2) / (97 ch × 100 samples) ) / DAS_SENSITIVITY 意義 : STA/LTA 偵測峰值那一秒，97 個 channel × 100 個取樣點的 RMS 振幅 單位 : strain rate (1/s)，已轉換為物理應變率（DAS_SENSITIVITY=7.0621e+08） 參考值: 典型背景 ~7.08e-10–2.83e-09，大地震 > 1.13e-08 RMS stats mean=4.174e-09 std=5.116e-09 min=1.926e-09 Q25=2.602e-09 median=2.949e-09 Q75=3.526e-09 max=3.883e-08 ID timestamp_tw (UTC+8) RMS_below300m fk_label CWA ------------------------------------------------------------------ 000 2024-02-15 08:31:35 2.394e-09 up 0 001 2024-02-15 08:32:05 2.408e-09 up 0 002 2024-02-15 08:39:30 4.715e-09 down 0 003 2024-02-15 09:04:29 2.793e-09 noise 0 004 2024-02-15 09:30:41 3.226e-09 up 0 005 2024-02-15 09:51:32 2.892e-09 down 0 006 2024-02-15 09:57:09 3.211e-09 down 0 007 2024-02-15 10:17:05 2.586e-09 noise 0 008 2024-02-15 12:19:01 3.883e-08 noise_large 0 009 2024-02-15 13:32:14 3.310e-09 down 0 010 2024-02-15 13:52:45 7.349e-09 up 0 011 2024-02-15 16:00:25 3.871e-09 down 0 012 2024-02-15 16:14:26 3.069e-09 down 0 013 2024-02-15 16:37:36 3.247e-09 up 0 014 2024-02-15 17:20:34 2.828e-09 noise 0 015 2024-02-15 17:22:40 2.638e-09 noise 0 016 2024-02-15 17:36:50 2.336e-09 noise 0 017 2024-02-15 17:39:54 3.073e-09 noise 0 018 2024-02-15 18:22:21 2.424e-09 noise 0 019 2024-02-15 18:26:19 3.654e-09 noise 0 020 2024-02-15 18:28:31 3.219e-09 noise 0 021 2024-02-15 18:29:19 2.959e-09 noise 0 022 2024-02-15 18:44:49 2.754e-09 noise 0 023 2024-02-15 18:58:10 9.225e-09 up 0 024 2024-02-15 19:20:50 2.289e-09 noise 0 025 2024-02-15 19:48:05 3.557e-09 noise 0 026 2024-02-15 19:50:39 2.871e-09 noise 0 027 2024-02-15 19:53:06 3.139e-09 up 0 028 2024-02-15 20:09:19 2.584e-09 noise 0 029 2024-02-15 21:22:52 2.542e-09 up 0 030 2024-02-15 21:25:42 6.661e-09 noise 0 031 2024-02-15 21:32:46 2.388e-09 noise 0 032 2024-02-15 21:42:52 9.644e-09 up 0 033 2024-02-15 22:00:23 2.873e-09 noise 0 034 2024-02-15 23:16:09 3.433e-09 up 0 035 2024-02-15 23:29:26 2.964e-09 noise 0 036 2024-02-15 23:30:51 2.880e-09 noise 0 037 2024-02-15 23:35:18 2.845e-09 up 0 038 2024-02-15 23:41:26 2.564e-09 up 0 039 2024-02-15 23:47:09 3.875e-09 up 0 040 2024-02-16 00:15:35 4.284e-09 noise 0 041 2024-02-16 00:24:09 1.933e-09 noise 0 042 2024-02-16 00:25:18 2.360e-09 noise 0 043 2024-02-16 00:29:57 2.590e-09 noise 0 044 2024-02-16 00:40:48 2.326e-09 down 0 045 2024-02-16 01:07:09 5.260e-09 up 0 046 2024-02-16 01:33:38 1.926e-09 down 0 047 2024-02-16 01:42:55 3.108e-09 up 0 048 2024-02-16 01:49:30 3.999e-09 down 0 049 2024-02-16 02:05:10 5.016e-09 up 0 050 2024-02-16 03:01:47 3.619e-09 noise 0 051 2024-02-16 03:42:24 3.124e-09 up 0 052 2024-02-16 03:50:21 2.823e-09 up 0 053 2024-02-16 03:52:43 2.199e-09 noise 0 054 2024-02-16 04:03:21 3.723e-09 down 0 055 2024-02-16 04:28:00 2.837e-09 down 0 056 2024-02-16 04:46:49 2.135e-09 noise 0 057 2024-02-16 05:02:47 7.795e-09 up 0 058 2024-02-16 05:08:01 2.535e-09 up 0 059 2024-02-16 05:43:17 2.726e-08 up 0 060 2024-02-16 06:41:22 2.664e-09 down 0 061 2024-02-16 06:45:02 2.907e-09 down 0 062 2024-02-16 06:46:32 3.101e-09 noise 0 063 2024-02-16 06:53:27 2.862e-09 up 0 064 2024-02-16 06:56:38 2.552e-09 down 0 065 2024-02-16 07:05:58 2.909e-09 down 0 066 2024-02-16 07:27:30 3.158e-09 down 0 067 2024-02-16 07:31:58 2.940e-09 down 0 068 2024-02-16 07:33:49 3.283e-09 down 0 069 2024-02-16 07:37:42 3.040e-09 up 0 070 2024-02-16 07:50:08 3.673e-09 down 0 071 2024-02-16 07:52:21 2.916e-09 down 0 072 2024-02-16 07:55:22 2.907e-09 down 0 073 2024-02-16 07:58:09 2.963e-09 down 0