Magnitude
6.1
Date-Time
Saturday, February 12, 2011 at 17:57:56 UTC
Sunday, February 13, 2011 at 06:57:56 AM at epicenter
Time of Earthquake in other Time Zones
Location
20.785°S, 175.589°W
Depth
81 km (50.3 miles)
Region
TONGA
Distances
55 km (35 miles) NW of NUKU`ALOFA, Tonga
290 km (180 miles) SW of Neiafu, Tonga
325 km (200 miles) E of Ndoi Island, Fiji
2010 km (1250 miles) NNE of Auckland, New Zealand
Location Uncertainty
horizontal +/- 15.7 km (9.8 miles); depth +/- 1.1 km (0.7 miles)
Parameters
NST=457, Nph=476, Dmin=862.7 km, Rmss=0.93 sec, Gp= 32°,
M-type=teleseismic moment magnitude (Mw), Version=8
Source
USGS NEIC (WDCS-D)
Event ID
usb0001d15


David Cottle

UBB Owner & Administrator