| 日期 (UTC) | 20240212 |
|---|---|
| 事件總數 | 75 |
| ↑ up (紅) | 26 |
| ↓ down (橘) | 11 |
| 共模噪音 (綠) | 36 |
| noise_large (洋紅) | 2 |
| 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 — 20240212 Total: 75 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=7.316e-09 std=1.988e-08 min=1.649e-09 Q25=2.145e-09 median=2.742e-09 Q75=3.208e-09 max=1.325e-07 ID timestamp_tw (UTC+8) RMS_below300m fk_label CWA ------------------------------------------------------------------ 000 2024-02-12 08:12:58 2.965e-09 up 0 001 2024-02-12 09:05:56 1.951e-09 noise 0 002 2024-02-12 09:16:15 7.392e-09 noise 0 003 2024-02-12 09:19:10 6.843e-09 noise 0 004 2024-02-12 09:21:38 2.410e-09 up 0 005 2024-02-12 09:25:12 1.381e-08 noise_large 0 006 2024-02-12 09:38:33 1.986e-09 noise 0 007 2024-02-12 09:39:40 2.971e-09 noise 0 008 2024-02-12 09:51:08 2.823e-09 up 0 009 2024-02-12 09:55:51 1.763e-09 up 0 010 2024-02-12 10:36:21 2.414e-09 down 0 011 2024-02-12 10:36:38 2.796e-09 noise 0 012 2024-02-12 10:43:10 1.814e-09 noise 0 013 2024-02-12 10:55:16 1.829e-09 noise 0 014 2024-02-12 11:17:34 1.845e-08 noise_large 0 015 2024-02-12 11:21:16 1.927e-09 noise 0 016 2024-02-12 11:57:14 2.722e-09 noise 0 017 2024-02-12 12:30:37 4.505e-09 up 0 018 2024-02-12 13:15:56 2.432e-09 up 0 019 2024-02-12 13:53:47 1.150e-08 up 0 020 2024-02-12 14:00:39 2.028e-09 noise 0 021 2024-02-12 14:01:57 5.538e-09 up 0 022 2024-02-12 14:24:06 2.482e-09 noise 0 023 2024-02-12 14:47:07 3.978e-09 up 0 024 2024-02-12 14:51:15 2.401e-09 up 0 025 2024-02-12 14:51:38 2.901e-09 down 0 026 2024-02-12 15:14:58 3.110e-09 noise 0 027 2024-02-12 15:27:30 2.620e-09 up 0 028 2024-02-12 16:05:39 2.091e-09 noise 0 029 2024-02-12 16:29:09 2.923e-09 down 0 030 2024-02-12 16:38:04 3.212e-09 noise 0 031 2024-02-12 17:01:10 5.819e-08 up 0 032 2024-02-12 17:07:46 3.875e-09 down 0 033 2024-02-12 17:50:22 1.786e-09 noise 0 034 2024-02-12 18:27:05 2.781e-09 noise 0 035 2024-02-12 19:23:15 1.900e-09 noise 0 036 2024-02-12 19:24:11 2.476e-09 noise 0 037 2024-02-12 20:03:12 1.325e-07 up 0 038 2024-02-12 21:11:49 2.972e-09 noise 0 039 2024-02-12 21:32:39 2.929e-09 noise 0 040 2024-02-12 21:46:39 2.108e-09 noise 0 041 2024-02-12 21:46:54 2.406e-09 noise 0 042 2024-02-12 22:31:24 2.168e-09 up 0 043 2024-02-12 23:04:56 2.058e-09 down 0 044 2024-02-13 00:07:22 1.877e-09 down 0 045 2024-02-13 00:08:48 3.163e-09 noise 0 046 2024-02-13 00:32:06 2.455e-09 noise 0 047 2024-02-13 01:39:44 3.182e-09 noise 0 048 2024-02-13 02:38:31 2.916e-09 noise 0 049 2024-02-13 02:55:25 2.742e-09 up 0 050 2024-02-13 03:13:08 1.649e-09 noise 0 051 2024-02-13 03:39:51 3.657e-09 up 0 052 2024-02-13 03:41:30 2.500e-09 down 0 053 2024-02-13 03:47:47 1.793e-08 down 0 054 2024-02-13 04:09:19 1.928e-09 up 0 055 2024-02-13 04:15:20 2.133e-09 noise 0 056 2024-02-13 04:35:56 3.798e-09 noise 0 057 2024-02-13 04:36:19 3.204e-09 up 0 058 2024-02-13 04:36:32 4.151e-09 up 0 059 2024-02-13 05:10:58 3.447e-09 noise 0 060 2024-02-13 05:49:16 2.157e-09 down 0 061 2024-02-13 05:51:14 2.426e-09 up 0 062 2024-02-13 06:09:00 2.628e-09 up 0 063 2024-02-13 06:14:27 2.950e-09 noise 0 064 2024-02-13 06:18:49 2.105e-09 up 0 065 2024-02-13 06:25:16 2.983e-09 noise 0 066 2024-02-13 06:28:11 3.085e-09 up 0 067 2024-02-13 06:35:02 2.276e-09 down 0 068 2024-02-13 06:55:40 2.213e-09 down 0 069 2024-02-13 07:14:05 1.937e-09 noise 0 070 2024-02-13 07:26:28 3.502e-09 up 0 071 2024-02-13 07:35:10 2.460e-09 noise 0 072 2024-02-13 07:48:08 3.029e-09 up 0 073 2024-02-13 07:52:54 1.977e-09 noise 0 074 2024-02-13 07:58:20 1.055e-07 up 0