1. VOEvent client software
THE US NATIONAL VIRTUAL OBSERVATORY
VOEvent client software
Matthew J. Graham
Caltech
IVOA - Victoria: Applications 2
16 May 2006

2. IVOA - Victoria: Applications 2
What is VOEvent?
Standard information packet for representing, transmitting, archiving and publishing both the discovery and follow-up of an (immediate) astronomical event
IVOA - Victoria: Applications 2
16 May 2006

3. IVOA - Victoria: Applications 2
VOEvent structure
<VOEvent>
<Who> Author identification
<What> Event characterization
<WhereWhen> Space-time coordinates
<How> Instrument configuration
<Why> Initial scientific assessment
<Citations> Follow-up observations
<Description> Human-oriented content
<References> External content
</VOEvent>
IVOA - Victoria: Applications 2
16 May 2006

4. VOEvent infrastructure
Author
responsible for the scientific content
Publisher
validates XML and assigns identifier
Subscriber
receives events
Repository
persists events and supports querying of events
IVOA - Victoria: Applications 2
16 May 2006

5. IVOA - Victoria: Applications 2
Clientware
Authoring
Form-based interface to construct packet
Publishing
Command line validation
Online validation: form- and service-based
Subscribing
Event clients: TCPV, Jabber; C/C++, Perl, Java, Python
Querying
Form-based interface
Inferencing
IVOA - Victoria: Applications 2
16 May 2006

6. IVOA - Victoria: Applications 2
Links
IVOA VOEvent
Sourceforge
VOEventNet
IVOA - Victoria: Applications 2
16 May 2006