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Topic maps for custom viewing of data
A A Mahabal, S G Djorgovski, R E Williams +1
A Topic Map is a structured network of hyperlinks that points into an information pool. Topic Maps have an existence independent of the information pool and hence different Topic M…
The Digitized Second Palomar Observatory Sky Survey (DPOSS) II: Photometric Calibration
R. R. Gal, R. R. de Carvalho, S. C. Odewahn +4
We present the photometric calibration technique for the Digitized Second Palomar Observatory Sky Survey (DPOSS), used to create seamless catalogs of calibrated objects over large…
Challenges for Cluster Analysis in a Virtual Observatory
S. G. Djorgovski, R. Brunner, A. Mahabal +3
There has been an unprecedented and continuing growth in the volume, quality, and complexity of astronomical data sets over the past few years, mainly through large digital sky sur…
GRB 010921: Discovery of the First HETE Afterglow
P. A. Price, S. R. Kulkarni, E. Berger +16
We report the discovery of the optical and radio afterglow of GRB 010921, the first gamma-ray burst afterglow to be found from a localization by the High Energy Transient Explorer…