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SIA

version 1.2 2025-08-20

Introduction

Implementation of an XML Schema describing a Simple Image Access Service. Based on the Simple Image Access Specification by Doug Tody et al.

Authors

Overview diagram

The whole model is represented in a model diagram below

GVmapSIA data modelVOResource:Capability VOResource:Capability SIA:ImageServiceType <<enumeration>> ImageServiceType +Cutout +Mosaic +Atlas +Pointed SIA:SimpleImageAccess SimpleImageAccess +imageServiceType : SIA:ImageServiceType +maxImageSize : ivoa:integer +maxFileSize : ivoa:integer +maxRecords : ivoa:integer SIA:SimpleImageAccess->VOResource:CapabilitySIA:SkySize SkySize +long : ivoa:real +lat : ivoa:real SIA:SimpleImageAccess->SIA:SkySizemaxQueryRegionSize0..1SIA:SimpleImageAccess->SIA:SkySizemaxImageExtent0..1SIA:Query Query +verb : ivoa:integer +extras : ivoa:string SIA:SimpleImageAccess->SIA:QuerytestQuery0..1SIA:SkyPos SkyPos +long : ivoa:real +lat : ivoa:real SIA:Query->SIA:SkySizesize0..1SIA:Query->SIA:SkyPospos0..1

Enums

ObjectTypes

Imports

  • ivoa

  • VOResource