NSF SAGE Facility IRISWS distaz Web Service Documentation

Description

The distance-azimuth service will calculate the great-circle angular distance, azimuth, and backazimuth between two geographic coordinate pairs. All results are reported in degrees, with azimuth and backazimuth measured clockwise from North.

Below is a full list of service parameters and their usage.

Query Usage

/query?stalat=<DEGREES>&stalon=<DEGREES>&evtlat=<DEGREES>&evtlon=<DEGREES>
(..) required parameter
[..] optional parameter

Sample Queries

Detailed Descriptions of each Query Parameter

parameters examples description
Station Coordinates
stalat 47.61 Required The latitude of this station in decimal degrees
stalon -122.33 Required The longitude of this station in decimal degrees
Event Coordinates
evtlat 41.14 Required The latitude of this event in decimal degrees
evtlon -74.0 Required The longitude of this event in decimal degrees

WADL

Retrieve the WADL associated with this service:

application.wadl



Problems with this service?

Please send an email report of which service you were using, your URL query, and any error feedback to:
data-help@earthscope.org
We will address your issue as soon as possible.

IRISWS distaz web service