Distance


Click here for a complete list of operations.

Luminosity

Return the luminosity distance
Input 1: Redshift (float)
Input 2: Dimensionless Hubble parameter today, h=H/100 (float)
Input 3: Omega matter (float)
Input 4: Omega lambda (float)
Output: Distance in Mpc (float)

Test

To test the operation using the HTTP POST protocol, click the 'Invoke' button.
Parameter Value
z:
hubble:
omega:
lambda:

SOAP

The following is a sample SOAP request and response. The placeholders shown need to be replaced with actual values.

POST /Cosmology/ws_v1_0/Distance.asmx HTTP/1.1
Host: voservices.net
Content-Type: text/xml; charset=utf-8
Content-Length: length
SOAPAction: "http://skyservice.pha.jhu.edu/Luminosity"

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <Luminosity xmlns="http://skyservice.pha.jhu.edu">
      <z>float</z>
      <hubble>float</hubble>
      <omega>float</omega>
      <lambda>float</lambda>
    </Luminosity>
  </soap:Body>
</soap:Envelope>
HTTP/1.1 200 OK
Content-Type: text/xml; charset=utf-8
Content-Length: length

<?xml version="1.0" encoding="utf-8"?>
<soap:Envelope xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsd="http://www.w3.org/2001/XMLSchema" xmlns:soap="http://schemas.xmlsoap.org/soap/envelope/">
  <soap:Body>
    <LuminosityResponse xmlns="http://skyservice.pha.jhu.edu">
      <LuminosityResult>float</LuminosityResult>
    </LuminosityResponse>
  </soap:Body>
</soap:Envelope>

HTTP GET

The following is a sample HTTP GET request and response. The placeholders shown need to be replaced with actual values.

GET /Cosmology/ws_v1_0/Distance.asmx/Luminosity?z=string&hubble=string&omega=string&lambda=string HTTP/1.1
Host: voservices.net

HTTP/1.1 200 OK
Content-Type: text/xml; charset=utf-8
Content-Length: length

<?xml version="1.0" encoding="utf-8"?>
<float xmlns="http://skyservice.pha.jhu.edu">float</float>

HTTP POST

The following is a sample HTTP POST request and response. The placeholders shown need to be replaced with actual values.

POST /Cosmology/ws_v1_0/Distance.asmx/Luminosity HTTP/1.1
Host: voservices.net
Content-Type: application/x-www-form-urlencoded
Content-Length: length

z=string&hubble=string&omega=string&lambda=string
HTTP/1.1 200 OK
Content-Type: text/xml; charset=utf-8
Content-Length: length

<?xml version="1.0" encoding="utf-8"?>
<float xmlns="http://skyservice.pha.jhu.edu">float</float>