CSB Census / Recent activity · Full archive

Recent activity

What NCEI published lately, by publication time, and where boats collected, by collection day. Refreshed after each publication batch.

Published (by publication time)

Map: vessel-days (by collection day)

Publication batches, last 30 days

Daily, last 400 days

Drag across the chart to zoom into a range; double-click to zoom out.

Publication lag

Time from a file's newest sounding to its publication, per file and platform.

Census runs

Independent census by Long Horizon Observatory, derived from NOAA NCEI / IHO DCDB public data. A vessel-day is one platform ID collecting in a cell on one day; data repeated under another platform ID adds none. Not for navigation. Methodology · Code