Database Release Schedule

FMS Navigation Database

Updates for your subscription areas are distributed on a 28-day cycle and are available to either be shipped directly to your location, or conveniently downloaded from UniNet approximately 14 days prior to the effective date.

Cycle Approximate Release Date Effective Date
 
1807 7-Jun-2018 21-Jun-2018
1808 5-Jul-2018 19-Jul-2018
1809 2-Aug-2018 16-Aug-2018
1810 30-Aug-2018 13-Sep-2018
1811 27-Sep-2018 11-Oct-2018
1812 25-Oct-2018 8-Nov-2018
1813 21-Nov-2018 6-Dec-2018
 

TAWS & Vision-1 Airport


Cycle Approximate Release Date Effective Date
 
1807 7-Jun-2018 21-Jun-2018
1808 5-Jul-2018 19-Jul-2018
1809 2-Aug-2018 16-Aug-2018
1810 30-Aug-2018 13-Sep-2018
1811 27-Sep-2018 11-Oct-2018
1812 25-Oct-2018 8-Nov-2018
1813 21-Nov-2018 6-Dec-2018
 

TAWS & Vision-1 Terrain


The TAWS & Vision-1 Terrain Databases are updated as-needed. The most recent release is 1401, effective 21 Oct 2014 as described in SB3630.
 

TAWS Obstacle


The TAWS Obstacle Databases are released four times per year, approximately every 84 days.
Release Number Approximate Release Date Effective Date
 
1803 25-Jun-2018 21-Jun-2018
1804 13-Sep-2018 13-Sep-2018
1805 6-Dec-2018 6-Dec-2018
1901 28-Mar-2019 28-Mar-2019
 

InSight Nav Reference, Obstacle & AMDB

Updates for your subscription areas are distributed on a 28-day cycle and are available for download approximately 14 days prior to the effective date. Databases are downloaded using the Data Download Tool (DDT).

Cycle Approximate Release Date Effective Date
 
1807 7-Jun-2018 21-Jun-2018
1808 5-Jul-2018 19-Jul-2018
1809 2-Aug-2018 16-Aug-2018
1810 30-Aug-2018 13-Sep-2018
1811 27-Sep-2018 11-Oct-2018
1812 25-Oct-2018 8-Nov-2018
1813 21-Nov-2018 6-Dec-2018
 

InSight Terrain


The terrain database is released every 84 days. The contents are updated only as-needed, therefore download times will vary.

Release Number Approximate Release Date Effective Date
 
1802 22-Jun-2018 28-Jan-2015
1803 4-Sep-2018 28-Jan-2015
1804 27-Nov-2018 28-Jan-2015
1901 19-Mar-2018 28-Jan-2015
 

InSight eChart


For the Jeppesen eChart Release Schedule see the "Terminal Chart Issue Date" section of their NavData Update and Effectivity Schedule.