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

NASA's ROSETTA-ORBITER 67P OSINAC 4 PRL-MTP002 RDR V2.0 dataset contains radiometric calibrated and geometric distortion corrected image data from the OSIRIS Narrow Angle Camera on the Rosetta spacecraft. The data covers the period from 2014-01-20 to 2014-05-07, targeting comet 67P/Churyumov-Gerasimenko. Version 2.0 incorporates corrections and documentation updates following an external peer review in October 2018.

Use Cases

• Analyze comet surface morphology and geological features based on calibrated narrow-angle images.
• Study temporal changes on the comet's nucleus during the prelanding approach phase.
• Validate and improve radiometric calibration models for space-based instrumentation.
• Assess image data quality using documented shutter backtravel and readout issue maps.

Strengths

• Data is radiometric calibrated to physical units (W/m^2/sr/nm) and geometrically corrected.
• Dataset is versioned, with V2.0 superseding previous versions based on a 2018 external peer review.
• Documentation includes a user guide with FAQ and image quality sections, and a bandpass filter document.

Limitations

• Column-level documentation is absent; field semantics must be inferred after download.
• Row count is unknown, which may limit suitability assessment.
• Description metadata is limited; actual data quality requires manual inspection after download.

Provenance

Source

National Aeronautics and Space Administration

Collection Method

Acquired by the OSIRIS Narrow 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 15:11:02.442478; freshness should be verified.

Geography

Comet 67P/Churyumov-Gerasimenko 1 (1969 R1)