Antarctic Text Products

Example of Antarctic text products

Ice Extent

Description: ASCII text files with ice boundary lines identified by latitude and longitude pair sequence
ASCII Format - contains ice lines at the ice edge and pack ice (ice concentration 80% and greater) boundaries
1. South ASCII - Shows the daily Ice Edge data to the nearest 1/10th of a degree

Rainform OTH - a text format with a DoD defined header and body that latitude and longitude pairs follow
1. MIZ - outlines ice edge and MIZ (ice concentration up to 80%) boundaries within Antarctic waters
2. Ice Extent - outlines ice edge boundary within Antarctic waters

Coverage Area: Antarctic waters

Format: ASCII, Rainform OTH

Periodicity: Daily

Dissemination: USNIC website, CTG 80.7 Portal, NEP-Oc IC Portal

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