ROSETTA-ORBITER 67P OSIWAC: Calibrated Comet Images from Prelanding Phase

NASA's Rosetta spacecraft OSIRIS Wide Angle Camera captured calibrated image data of comet 67P/Churyumov-Gerasimenko. The dataset covers the prelanding mission phase from January 20 to May 7, 2014, with radiometric calibration in W/m^2/sr/nm. This version 2.0 includes updates from an external peer review, improved documentation, and enhanced data quality handling.

Use Cases

• Analyzing comet surface morphology and activity based on calibrated wide-angle images
• Studying temporal changes in comet 67P's coma and nucleus during the prelanding approach phase
• Validating radiometric calibration pipelines for space-based imaging instruments
• Training machine learning models for feature detection on planetary bodies using the geometric distortion corrected images

Strengths

• Data is calibrated to CODMAC level 4, indicating radiometric and geometric correction
• Covers a defined 108-day observation period from 2014-01-20 to 2014-05-07
• Version 2.0 includes updates from an October 2018 external peer review and improved documentation

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Acquired by the OSIRIS Wide Angle Camera on the Rosetta spacecraft

Time Range

2014-01 20T10:00:00.000 to 2014-05-07T12:47:59.000

Freshness

Last updated 2026-03-13 17:44:20.785831; freshness should be verified

Geography

Comet 67P/Churyumov-Gerasimenko