Remote sensing · BW-RS-0014
Sentinel-2 alteration indices, 2025 dry season
Band-ratio and PCA alteration products where basement outcrops.
Lineage
Click a node to trace upstream and downstream
100%
Data flow
Migrated once
Live pull
Model output, commodity colour
Off the selected path
GovernedIn progressLive pullDeferred
Strand count follows volume. Models are illustrative.
Upstream sources
Feeds
Audit trail
Append-only
| When | Who | What |
|---|---|---|
| 2026-09-08 14:05 | EICB curator | Added to data room: Kalahari Copperbelt |
| 2026-09-02 09:12 | Pipeline etl-geochem-v4 | Reloaded, 18,420 rows, checksum ok |
| 2026-08-30 16:40 | T. Kgosi | Confidence class A confirmed (CRM, blanks, duplicates) |
| 2026-08-21 11:02 | Data steward | Classification set to public |
Metadata
ISO 19115 core
- Custodian
- Amini (derived, on demand)
- Source organisation
- ESA Copernicus
- Confidence
- B Class B
- Review status
- verified
- Visibility
- public
- Records
- 1
- Coverage
- 575,200 km²
- Vintage
- 2025
- Format
- COG (cached, not stored)
- CRS
- EPSG:4326
- Updated
- 2026-08-18
Quality
Completeness
97% - Spatial accuracy
- 10 m
- QA/QC
- Cloud-masked
Exports
Generated from the governed source
Bundles carry a manifest: catalogue codes, confidence, licence, checksums.