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OPERA Sentinel-1 surface-water products — Nepal corridor, 27 June 2026

Original titleOPERA Dynamic Surface Water Extent from Sentinel-1 (Version 1) — Nepal event-window observations

All 14 asset URLs occur in original CMR manifests for two 27 June 2026 granules. These are pre-event water/context layers; August processing timestamps must not be interpreted as post-event observations.

Status
Included
Provider
NASA OPERA
Resource type
Derived Product Or Context Collection
Evidence class
Pre Event Surface Water Reference

Completed catalogue assessment

Eligibility decision
Include · Include
Assessment date
28 September 2026
Decision reason
All 14 asset URLs occur in original CMR manifests for two 27 June 2026 granules. These are pre-event water/context layers; August processing timestamps must not be interpreted as post-event observations.
Metadata corrections
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View the complete assessment and exclusion ledger.

Identity and coverage

Catalogue identifier
rec_6a99fdd5-baf5-51d9-8732-12c4a499fd61
Original-title language
English
English-title status
Not applicable
Persistent identifier
Not stated
Resource version
Not stated
Publication date
Not stated
Last updated
Not stated
Metadata reviewed
28 September 2026
Language
English
Geographic coverage
Provider-defined Nepal event area or intersecting global tiles; exact source extents retained with asset metadata.
Bounding box (WGS 84)
Not stated
Temporal coverage
Not stated; Acquisition Dates 2026-06-27T12:30:13.000Z Through 2026-06-27T12:30:29.000Z. Publication/Processing Timestamps Remain Separate.
Themes
Not stated

Method and provenance

Production method
Not stated
Provenance
All 14 asset URLs occur in original CMR manifests for two 27 June 2026 granules. These are pre-event water/context layers; August processing timestamps must not be interpreted as post-event observations.
Validation
Not Performed By Catalogue Review
Uncertainty
Catalogue eligibility does not establish scientific validation.
Limitations
Public metadata/browse, free Earthdata authentication for protected science files. NASA collection terms and Copernicus Sentinel attribution.

Access and reuse

Access
Source Specific Conditions; open access route
Licence
Not verified
Redistribution
Metadata and links only; third-party files are not redistributed
Catalogue status
Included

Assets

14 assets

Authoritative metadata sources

Spatial extent

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Recorded bounding box