Station XC BLBA - Blackbirch

Network: XC95 - Southern Alps Passive Seismic Experiment

Nearby stations (2 deg radius)

Station Name (Lat, Lon) Start / End Elevation
BLBA Blackbirch (-41.71, 173.88) 1995-11-13 / 1996-12-31 253 m
Crust2 Type:K1,forearc, New Zealand, 2 km seds.
Thickness Estimate:30 km
Thickness StdDev:0.3 km
Vp/Vs Estimate:2.02
Vp/Vs StdDev:0.02
Vs Estimate:3.113 km/s
Poisson's Ratio:0.34
Peak Value:0.22
Assumed Vp:6.289 km/s
Ps Weight:0.33333334
PpPs Weight:0.33333334
PsPs Weight:0.33333328
Residual Complexity:0.424
Nearby stations H: +-
(2.0 deg) Vp/Vs: +-

1 with match > 90% ( 50.0 %) and 2 with match > 80% ( 100.0 %) out of 2.

Download stack as xyz text file.

Azimuth Distribution of Events:

Prior Results for this Station

Study Thickness Vp/Vs Vp Vs Poissons Ratio Extra
EARS 30 km 2.02 6.289 km/s 3.113 km/s 0.34
Crust2.0 35 km 1.76 6.289 km/s 3.569 km/s 0.26 K1,forearc, New Zealand, 2 km seds.
Global Maxima 30 km 2.02 6.289 km/s 3.113 km/s 0.34 amp=0.2203791
Local Maxima 1 32 km 1.95 6.289 km/s 3.233 km/s 0.32 amp=0.070600845
Local Maxima 2 45 km 1.69 6.289 km/s 3.716 km/s 0.23 amp=0.054512974
Local Maxima 3 28 km 2.10 6.289 km/s 2.998 km/s 0.35 amp=0.053140163
Local Maxima 4 46 km 2.01 6.289 km/s 3.129 km/s 0.34 amp=0.05285038
Predicted Arrivals for vertical incidence
(zero ray parameter)
Ps4.87 SECOND
PpPs14.41 SECOND
PsPs/PpSs19.27 SECOND

Events Processed for this Station

Download zip of receiver functions as SAC

View Record Section

Plot maxima for each earthquake.

Events Used in the Stack

(2 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude
90.0715 52.4 deg 310.826 deg Irian Jaya Region, Indonesia 1996/02/17 05:59:29 GMT (-0.9, 137.0) 33 km 6.5 MB, 8.1 MS, 7.9 UNKNOWN
85.376045 32.7 deg 336.949 deg Solomon Islands 1996/08/02 12:55:29 GMT (-10.8, 161.4) 33 km 6.2 MB, 7.1 MS, 6.9 UNKNOWN, 6.9 MW

Losers

(0 events)
Radial Match Distance Baz FERegion Time Lat/Lon Depth Magnitude Reason