Phase Data

Explanation of Parameters


     23 APR 2013  (113)

     ot  = 08:55:06.99   +/-   1.40              ANDREANOF ISLANDS, ALEUTIAN IS. 
     lat =      51.349   +/-    5.4
     lon =    -176.030   +/-    7.1              MAGNITUDE 4.5 (GS)       
     dep =        30.8   +/-    6.1   

     73 km (45 miles) SE of Adak, Alaska (pop 500)
     157 km (98 miles) SW of Atka, Alaska (pop 90)
     1938 km (1203 miles) WSW of Anchorage, Alaska
     2738 km (1701 miles) W of JUNEAU, Alaska

     nph =   47 of  91    se = 0.69    FE=007                            A   

     error ellipse = ( 53.0,  1.0, 13.5;313.0, 81.0,  9.3;143.0,  7.0,  1.8)

 mb = 4.5 ( 70)  ML = 0.0 (  0)  mblg = 0.0 (  0)  md = 0.0 (  0)  MS = 0.0 (  0)

 sta  phase     arrival     res   dist azm    amp  per mag     amp  per mag  sta
 ADK  ePg     08:55:20.13  -0.1    0.7 323                                   ADK 
      eSg     08:55:29.27  S res =   0.0 
 GSTR ePn     08:55:21.43   0.0    0.8 359                                   GSTR
      eSn     08:55:33.38  S res =   1.7 
 KIWB ePn     08:55:23.14   0.1    0.9 306                                   KIWB
 ATKA ePn     08:55:29.05  -1.6    1.4  52                                   ATKA
 NIKH ePn     08:56:16.26   0.5    4.7  67                                   NIKH
 UNV  ePn     08:56:39.20   1.3    6.3  63                                   UNV 
 SPIA ePn     08:56:44.40   0.6    6.8  28                                   SPIA
 ANM  ePn     08:58:28.44   0.4   14.4  19                                   ANM 
 SVW2 ePn     08:58:35.62   0.3   14.9  41                                   SVW2
 KDAK ePn     08:58:36.13  -0.3   15.0  55                                   KDAK
 PPLA ePn     08:59:05.85   0.7   17.2  39 b:4.2+1 1.5 4.3                   PPLA
 CAST ePn     08:59:09.91   1.0   17.5  37 b:9.3+0 .64 4.1                   CAST
 KNK  ePn     08:59:15.24  -1.1   18.1  46 b:7.8+0 .76 3.9                   KNK 
 TRF  eP      08:59:17.74   0.0   18.3  39 b:1.3+1 .96 4.1                   TRF 
 BPAW eP      08:59:19.08   0.7   18.3  36 b:1.3+1 .92 4.1                   BPAW
 RND  eP      08:59:23.34  -0.3   18.8  40 b:1.4+1 .52 4.4                   RND 
 BILL eP      08:59:24.68   0.9   18.8 340 b:7.8+1 1.5 4.7                   BILL
 MCK  eP      08:59:24.96   0.1X  18.9  39 b:9.0+0 .76 4.1                   MCK 
 DHY  eP      08:59:28.17  -0.6   19.3  41 b:1.1+1 .60 4.3                   DHY 
 WRH  eP      08:59:31.36  -0.9X  19.6  37 b:8.4+0 1.0 4.0                   WRH 
 CCB  eP      08:59:33.22  -1.2X  19.8  37 b:1.8+1 1.2 4.2                   CCB 
 MDM  eP      08:59:34.32  -0.1X  19.8  36 b:7.4+0 .64 4.1                   MDM 
 HARP eP      08:59:36.47   0.3   19.9  44 b:1.7+1 .72 4.5                   HARP
 ILB  eP      08:59:36.55  -2.3X  20.2  37 b:4.6+0 .85 3.8                   ILB 
 HDA  eP      08:59:36.74   0.0X  20.0  38 b:1.5+1 .56 4.5                   HDA 
 PAX  eP      08:59:37.44   0.5   20.0  43 b:6.1+0 .64 4.1                   PAX 
 RIDG eP      08:59:42.24  -0.7   20.6  41 b:1.7+1 1.0 4.4                   RIDG
 COLD eP      08:59:42.60   1.5   20.4  29 b:2.3+1 1.4 4.3                   COLD
 DOT  eP      08:59:45.07  -0.9   20.8  42 b:2.1+1 1.0 4.5                   DOT 
 SCRK eP      08:59:46.30  -1.4   21.0  41 b:2.5+1 .72 4.7                   SCRK
 MENT eP      08:59:49.20   4.3X  20.8  44 b:6.6+0 .64 4.2                   MENT
 FYU  eP      08:59:55.08   0.5X  21.7  34 b:1.4+1 1.2 4.2                   FYU 
 TOLK eP      08:59:55.32   2.5X  21.5  26 b:1.9+1 1.1 4.4                   TOLK
 EGAK eP      09:00:01.77  -1.2   22.4  40 b:1.5+1 .95 4.4                   EGAK
 DAWY eP      09:00:08.46   0.1X  22.9  42 b:8.9+0 1.0 4.2                   DAWY
 EPYK eP      09:00:25.45   0.4X  24.7  38 b:2.3+1 1.6 4.5                   EPYK
 CRAG eP      09:00:34.94   1.9X  25.6  64 b:3.2+1 1.3 4.8                   CRAG
 INK  eP      09:00:40.20  -0.9   26.5  34 b:2.3+0 .80 3.8                   INK 
 YKB5 eP      09:01:46.19  -1.2X  34.0  47                                   YKB5
 MAJO eP      09:02:01.59   0.9   35.5 264 b:1.6+1 1.0 4.9                   MAJO
 B08A eP      09:02:05.02   0.9X  35.9  72 b:6.9+0 .80 4.6                   B08A
 NEW  eP      09:02:16.44   0.8X  37.3  71 b:6.3+0 .80 4.5                   NEW 
 I07A eP      09:02:22.47   1.4X  37.9  78 b:1.3+1 1.4 4.6                   I07A
 J08A eP      09:02:30.95   1.3X  38.9  79 b:4.1+0 .90 4.2                   J08A
 BMO  eP      09:02:33.09   4.1X  38.8  76 b:3.4+0 1.1 4.0                   BMO 
 MSO  eP      09:02:37.95   0.5X  39.8  71 b:8.2+0 1.1 4.4                   MSO 
 HRY  eP      09:02:47.64  -0.6   41.1  70                                   HRY 
 HLID eP      09:02:48.74  -0.6   41.3  76 b:5.5+0 1.1 4.2                   HLID
 KS01 eP      09:02:49.73  -0.3   41.4 273                                   KS01
 MCMT eP      09:02:52.09   0.5X  41.5  73                                   MCMT
 EGMT eP      09:02:53.95   1.3X  41.7  67 b:1.3+1 1.2 4.5                   EGMT
 BOZ  eP      09:02:54.14   0.3X  41.8  72 b:1.8+1 1.4 4.6                   BOZ 
 ELK  eP      09:02:58.40   0.0   42.4  80 b:2.9+0 .95 4.0                   ELK 
 YHH  eP      09:03:02.20   0.6X  42.8  72 b:8.5+0 .96 4.4                   YHH 
 YMR  eP      09:03:02.32   0.9X  42.8  72 b:8.3+0 .98 4.4                   YMR 
 YNR  eP      09:03:02.51  -0.1   42.9  72 b:9.8+0 .96 4.5                   YNR 
 H17A eP      09:03:06.77   2.2X  43.1  73 b:2.2+1 1.3 4.7                   H17A
 RLMT eP      09:03:08.54   1.0X  43.5  71 b:9.6+0 .90 4.6                   RLMT
 R11A eP      09:03:08.90   0.8X  43.6  83 b:3.9+0 1.3 4.0                   R11A
 DUG  eP      09:03:14.59   1.7X  44.2  79 b:7.0+0 1.1 4.4                   DUG 
 PDAR eP      09:03:16.59  -0.3X  44.7  74                                   PDAR
 BW06 eP      09:03:17.00   0.2X  44.7  74 b:1.4+1 1.2 4.7                   BW06
 PD31 eP      09:03:17.05   0.2X  44.7  74 b:1.4+1 1.3 4.7                   PD31
 GSC  eP      09:03:17.39   0.2   44.7  87 b:1.2+1 1.4 4.6                   GSC 
 U15A eP      09:03:34.87   0.8X  46.8  83 b:9.6+0 1.3 4.6                   U15A
 O20A eP      09:03:35.90   0.5X  47.0  76 b:1.1+1 1.0 4.8                   O20A
 PV17 eP      09:03:40.23  -0.7X  47.7  78 b:1.3+1 1.0 4.9                   PV17
 PV13 eP      09:03:42.80   0.6X  47.9  78 b:1.3+1 .92 4.9                   PV13
 PV01 eP      09:03:44.26   0.8X  48.0  78 b:7.2+0 1.0 4.7                   PV01
 S22A eP      09:03:55.40   1.7X  49.4  78 b:5.7+0 1.1 4.5                   S22A
 ANMO eP      09:04:08.69  -0.3   51.4  80 b:5.9+0 1.4 4.3                   ANMO
 T25A eP      09:04:08.85   1.2X  51.2  77 b:1.9+1 1.1 4.9                   T25A
 MNTX eP      09:04:29.35  -0.4   54.2  82 b:6.6+0 1.0 4.6                   MNTX
 SSLB eP      09:04:35.70   0.0   55.0 265 b:1.8+1 1.0 5.1                   SSLB
 RES  ePcP    09:04:40.10   0.5   39.0  25                                   RES 
 TX31 eP      09:04:49.25   0.1X  56.9  83                                   TX31
      eP      09:04:49.40   0.1X
 KURK eP      09:05:10.76  -1.4   60.3 315 b:1.4+1 1.4 4.9                   KURK
      ePcP    09:05:57.43   0.3 
 MK31 eP      09:05:18.67  -1.2   61.4 310 b:7.9+0 1.5 4.6                   MK31
 MK01 eP      09:05:18.93  -1.0   61.4 310                                   MK01
 ZAA0 ePcP    09:05:37.75   0.3   55.3 315                                   ZAA0
 KDJ  eP      09:05:59.12   0.3X  67.3 310 b:9.2+0 1.0 4.8                   KDJ 
 KK31 eP      09:06:13.07  -0.2X  69.7 314 b:4.1+0 .80 4.6                   KK31
 ARSB eP      09:06:16.12   1.1X  69.9 312 b:1.1+1 1.0 4.9                   ARSB
 GAR  eP      09:06:34.10   0.4X  73.0 312 b:2.6+1 .98 5.2                   GAR 
 KBL  eP      09:06:57.03  -1.0   77.2 310 b:1.1+1 1.0 4.8                   KBL 
 PSI  eP      09:07:38.54   0.5   84.8 268 b:1.1+1 1.0 5.0                   PSI 
 AS01 eP      09:07:47.64   0.3   86.6 225                                   AS01



 Generated 2013 APR 23 at 09:11 UTC

Preliminary Earthquake Report
U.S. Geological Survey, National Earthquake Information Center
World Data Center for Seismology, Denver