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Table 3 Specifications of the seismographs for the 1947 Leyte earthquake

From: Surface creep rate distribution along the Philippine fault, Leyte Island, and possible repeating of Mw ~ 6.5 earthquakes on an isolated locked patch

Site

Angular distance from the epicenter

Azimuth (epicenter to station)

Seismometer

Period (s)

Damping factor

Abuyama

25.5\(^\circ\)

N21\(^\circ\) E

Wiechert DU

4.7

0.45

Oshu

31.4\(^\circ\)

N25\(^\circ\) E

Omori NS

36

2.0a

(Mizusawa)

  

Omori EW

16

2.0a

Berkeley

100.5\(^\circ\)

N48\(^\circ\) E

Wilip–Galitzin

12

1.0

  1. aEstimated by trials and errors