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Copyright (c) 2008-2017 László Dobos, IDIES, The Johns Hopkins University, Eötvös University - powered by Graywulf | feedback | help | status | about | version: 1.3.0.81

Welcome to SkyQuery

SkyQuery is a scalable database system for cross-matching astronomical source catalogs

Cross-match multiple catalogs
Access a growing list of surveys
Access your own data in SkyServer MyDB
Write SQL to filter and process data
Do efficient spatial filtering
Run full-catalog cross-matches

Integrated with SciServer

SkyQuery is integrated with SciServer, the collaborative data analysis platform for big data

Single sign-on to all services
MyDB shared with SkyServer CasJobs
Access terabytes of scratch space from MyScratch DB
Access your files in SciDrive
Run your python scripts from SciServer Compute
Use the RESTful API to integrate with you scripts

High-performance, scalable platform

SkyQuery runs on a cluster of state-of-the art, all-solid state servers

Scalability allows full catalog cross-matching in reasonable time
All solid-state background storage for fast data access
NVMe drives for temporary storage
Cluster setup offers parallel execution and high availablity
Cross match jobs are written in extended SQL