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AVHRR snow-cover phenology, 1980–2020

Original title西藏日喀则市吉隆县泥石流灾害（20260826）-AVHRR积雪物候数据（1980-2020年）.zip

Asset of Scientific-data emergency response service for the 26 August 2026 debris-flow disaster in Gyirong County, Shigatse, Xizang. documented event-specific clip or derivative of a canonical NCDC dataset.

Open source asset

zip · 173.2 KiB · National Cryosphere Desert Data Center

Metadata review
Assessed
Asset type
Cryosphere
File format
zip
Contributor
国家冰川冻土沙漠科学数据中心

Screening and metadata review

Baseline candidate · Metadata assessed 6 September 2026

Reachable without registration · Direct Open · checked 6 September 2026

Screening findings and extracted metadata

Automated metadata and technical review. Resource eligibility and manuscript inclusion are separate decisions.

Inspection basis
Metadata And Structure Reviewed
Temporal assessment
Pre Event
Provider
National Cryosphere Desert Data CenterSource Recorded · source · catalogue contributor
Dataset family
AVHRR-derived snow productSource Recorded · source · catalogue dataset family
Linked file format
zipSource Recorded · source · catalogue file_format
Rights statement
The canonical dataset is CC BY 4.0; applicability to this event derivative has not been verified.Source Recorded · source · catalogue rights_note
Source observation start
1980-01-01Source Recorded · source · catalogue temporal_start
Source observation end
2020-12-31Source Recorded · source · catalogue temporal_end
Source resolution
0.049993657° × 0.049976176°Source Recorded · source · catalogue resolution; may describe source observation rather than linked file
File coordinate system
EPSG:4326Source Recorded · source · catalogue crs
File bounds (WGS 84)
[84.45096599, 28.22570283, 86.200744, 29.3251787]Source Recorded · source · catalogue bbox_wgs84
Provider-stated file bytes
177392Source Recorded · source · catalogue provider-stated size
HTTP response size
177392Observed Http · source · HTTP HEAD Content-Length or Content-Range total; compressed transfer length may differ
Source identifier
7e4e20d6-c603-4e83-a5ea-c212b68f7e86Derived From Metadata · source · Source URL component identifier; not a DOI or independent scene identity
File pixel spacing
Not stated
Source bounds (west, south, east, north)
Not stated
Licence identifier
Not stated
  • Earlier structure findings are retained with their inspection date; the current HTTP check does not establish byte-for-byte identity with that earlier file.

Download screening decisions · Download all metadata and field sources

Coverage and identity

Geographic coverage
WGS 84 bounding box: [84.45096599, 28.22570283, 86.200744, 29.3251787]
Temporal coverage
1 January 1980 to 31 December 2020
Temporal role
Historical Or Contemporary Baseline
Catalogue asset identifier
ast-72a52993-a1ad-5670-8528-357c8114e1d8
Original-title language
Chinese
English-title status
Not verified
Dataset or product family
AVHRR-derived snow product
Coordinate reference system
EPSG:4326
Spatial resolution
0.049993657° × 0.049976176°

Access and file

Access result
Reachable without registration
Access checked
6 September 2026
Media type
application/zip
File format
zip
File size
173.2 KiB
Licence
Not verified — The canonical dataset is CC BY 4.0; applicability to this event derivative has not been verified
Redistribution
Redistribution not authorized
Catalogue status
Reviewed

Provenance and technical review

Host or aggregator
National Cryosphere Desert Data Center
Listed contributor
国家冰川冻土沙漠科学数据中心
Normalized contributor
National Cryosphere Desert Data Center
Source role
NCDC Listed Contributor
Upstream source
NCDC AVHRR China snow-cover phenology dataset; NOAA CDR AVHRR v4 input
Upstream evidence
Canonical Source Identified; Event Clipping And Analysis Explicitly Recorded By Provider
Relationship to resource
documented event-specific clip or derivative of a canonical NCDC dataset
Provenance
Not verified
Method documentation
Not Stated At Asset Level On Event Page
Metadata reviewed
3 September 2026
Technical inspection
Archive contains 125 members; formats .docx (1), .tif (120), [no extension] (4)

Metadata evidence

Spatial extent

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Recorded bounding box