Specification for the Siril HEALpixel Catalog Format

Fuente: arXiv
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Autori principali: Knagg-Baugh, Adrian J. E., Cass, Ian, Melis, Cécile, Richard, Cyril
Natura: Preprint
Pubblicazione: 2025
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author Knagg-Baugh, Adrian J. E.
Cass, Ian
Melis, Cécile
Richard, Cyril
author_facet Knagg-Baugh, Adrian J. E.
Cass, Ian
Melis, Cécile
Richard, Cyril
contents This document specifies the structure of the Siril Catalog Format, designed to support efficient storage and querying of nested HEALpixel based astronomical catalogs such as Gaia DR3. The format includes a fixed length header, an index for rapid look-up, and structured data records optimized for space and speed. The document also outlines recommended search strategies for utilizing the format effectively.
format Preprint
id arxiv_https___arxiv_org_abs_2501_12466
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle Specification for the Siril HEALpixel Catalog Format
Knagg-Baugh, Adrian J. E.
Cass, Ian
Melis, Cécile
Richard, Cyril
Instrumentation and Methods for Astrophysics
This document specifies the structure of the Siril Catalog Format, designed to support efficient storage and querying of nested HEALpixel based astronomical catalogs such as Gaia DR3. The format includes a fixed length header, an index for rapid look-up, and structured data records optimized for space and speed. The document also outlines recommended search strategies for utilizing the format effectively.
title Specification for the Siril HEALpixel Catalog Format
topic Instrumentation and Methods for Astrophysics
url https://arxiv.org/abs/2501.12466