Alert sss2022emdn: determined by 30 stations, type A

 LOCSAT solution with earthmodel iasp91 (with start solution, 30 stations used, weight 30):

  Northern Sumatra, Indonesia  M=4.8  2022/03/05  13:33:26.2  2.71 N  99.07 E   175 km

  Stat  Net Date      Time               Amp  Per   Res  Dist  Az  mb  ML  mB
  KUM   MY  22/03/05  13:34:12.7         0.0  0.0  -2.1   3.0  31 0.0 4.8 0.0
  DLV   RM  22/03/05  13:36:28.6       229.0  0.8   2.8  13.1  45 5.3 0.0 5.3
  SBM   MY  22/03/05  13:36:28.0        74.0  0.9   1.6  13.1  91 4.8 0.0 4.9
  MALK  GE  22/03/05  13:37:39.2       146.1  0.9   1.5  19.3 288 5.2 0.0 0.0
  PLAI  GE  22/03/05  13:38:03.5       142.1  1.1  -1.9  21.9 122 5.1 0.0 5.3
  SHL   IN  22/03/05  13:38:22.7        11.9  0.6  -0.1  23.9 344 4.4 0.0 6.2
  TNTI  GE  22/03/05  13:39:03.4        24.1  1.0  -0.8  28.4  93 4.8 0.0 0.0
  ULN   IU  22/03/05  13:41:28.8         3.5  0.8   0.9  45.7   7 4.1 0.0 0.0
  KURK  II  22/03/05  13:42:08.6         4.6  1.1  -0.3  51.0 343 4.1 0.0 0.0
  RAYN  II  22/03/05  13:42:44.4        28.1  0.9  -0.5  55.7 297 5.0 0.0 0.0
  VOI   GE  22/03/05  13:42:51.8        31.9  0.8   0.5  56.7 241 5.1 0.0 0.0
  KIV   II  22/03/05  13:43:44.2        30.2  0.8   0.5  64.5 318 5.1 0.0 0.0
  MBAR  II  22/03/05  13:44:10.2         8.6  1.7   0.6  68.4 268 4.2 0.0 0.0
  CSS   GE  22/03/05  13:44:11.2        38.3  1.2   0.3  68.7 307 5.0 0.0 5.2
  ANTO  IU  22/03/05  13:44:19.4        33.2  1.4  -0.6  70.2 312 4.9 0.0 0.0
  OBN   II  22/03/05  13:44:32.2        49.0  1.5  -0.6  72.4 328 5.1 0.0 0.0
  TIRR  GE  22/03/05  13:44:44.0        41.6  0.7  -0.8  74.4 316 5.3 0.0 0.0
  PLD   BS  22/03/05  13:44:57.6        14.4  1.0   0.1  76.6 313 4.7 0.0 0.0
  KKB   BS  22/03/05  13:45:01.3        24.4  1.1  -2.6  77.7 312 4.9 0.0 0.0
  VTS1  BS  22/03/05  13:45:03.5        23.6  0.7  -0.6  77.8 313 5.1 0.0 0.0
  ZAPS  SJ  22/03/05  13:45:06.4        90.7  0.8  -0.5  78.3 314 5.6 0.0 5.5
  LSK   AC  22/03/05  13:45:13.3        36.7  0.9  -0.0  79.5 310 5.2 0.0 0.0
  PDG   MN  22/03/05  13:45:18.7        83.3  0.7  -1.1  80.7 313 5.6 0.0 0.0
  PSZ   GE  22/03/05  13:45:19.8        21.6  0.9  -0.2  80.7 318 4.9 0.0 0.0
  MORC  GE  22/03/05  13:45:29.2        21.6  0.9   0.1  82.5 320 5.0 0.0 0.0
  ARSA  OE  22/03/05  13:45:35.9        10.9  0.9   0.8  83.6 317 4.7 0.0 0.0
  WIN   GE  22/03/05  13:45:37.1        30.4  1.9   1.6  83.6 247 4.8 0.0 0.0
  MOA   OE  22/03/05  13:45:39.3        14.6  1.5  -0.2  84.5 318 4.6 0.0 0.0
  FUORN CH  22/03/05  13:45:53.7         9.8  1.4   0.8  87.2 317 4.5 0.0 0.0
  TAM   G   22/03/05  13:46:17.4         1.8  0.9   0.7  92.2 293 4.2 0.0 0.0

 RMS-ERR:         1.13

 First location:  2022/03/05 13:45:45
 This location:   2022/03/05 13:47:54