Vera C. Rubin Observatory Data Preview 1 (DP1)

Release date: Mon Jun 30 2025

Update: Tue Jan 8 2026, to correct an issue with the WCS FITS approximation.

Data Preview 1 contains image and catalog products from Rubin Science Pipelines v29 processing of observations obtained with the LSST Commissioning Camera of seven ~1 square degree fields over seven weeks in late 2024.

Dataset Citation: NSF-DOE Vera C. Rubin Observatory (2025); Legacy Survey of Space and Time Data Preview 1 https://doi.org/10.71929/rubin/2570308 [BibTeX] to be used when citing the DP1 dataset and this documentation (the link is self-referential).

Data Policy: Only Rubin data rights holders may have an account in the Rubin Science Platform (RSP) and access to Data Preview 1. All scientists and students in the US and Chile, plus named members of international in-kind teams, have Rubin data rights. Learn more about the Rubin data policy.

Overview

General information about the observations, image quality, and known issues.

• Overview
  • LSST Commissioning Camera
  • Observations
  • Image quality
  • Image artifacts
  • Known issues

Data products

Descriptions and schema for the images and catalogs.

• Data products
  • Catalogs
  • Images
  • Maps
  • Additional data products and information
  • User-generated products

Data processing

Summaries of the data processing steps that generated the data products.

• Data processing
  • Summary
  • Instrument signature removal (ISR)
  • Calibration
  • Coaddition
  • Source detection and measurement
  • Difference image analysis
  • Moving objects processing

Data access

Services and tools for data access.

• Data access
  • Rubin Science Platform (RSP)

Tutorials

Tutorials demonstrating how to access and analyze the data products.

• Tutorials
  • Portal Aspect
  • Notebook Aspect
  • API Aspect
  • Contributing
  • Citing
  • Log of major updates

Cite

How to cite Rubin Observatory and Data Preview 1.

• How to cite Data Preview 1