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Aviation Database Cycles

Updates: every 56 days
Number Date Available Effective Dates
15D2 2015 Feb 26 2015 Mar 05 – 2015 Apr 30
15D3 2015 Apr 23 2015 Apr 30 – 2015 Jun 25
15D4 2015 Jun 18 2015 Jun 25 – 2015 Aug 20
15D5 2015 Aug 13 2015 Aug 20 – 2015 Oct 15
15D6 2015 Oct 08 2015 Oct 15 – 2015 Dec 10
15D7 2015 Dec 03 2015 Dec 10 – 2016 Feb 04
16D1 2016 Jan 28 2016 Feb 04 – 2016 Mar 31
16D2 2016 Mar 24 2016 Mar 31 – 2016 May 26
16D3 2016 May 19 2016 May 26 – 2016 Jul 21
16D4 2016 Jul 14 2016 Jul 21 – 2016 Sep 15
16D5 2016 Sep 08 2016 Sep 15 – 2016 Nov 10
16D6 2016 Nov 03 2016 Nov 10 – 2017 Jan 05
17D1 2016 Dec 29 2017 Jan 05 – 2017 Mar 02
17D2 2017 Feb 23 2017 Mar 02 – 2017 Apr 27
Please note: Updates for Airport Directory databases are available every 56 days. For your convenience, they are posted on this website 7 days before their effective date. If you miss a cycle, we cannot provide a refund.
Updates: as needed
Number Creation Date
15M1 2015 Feb 26
Please note: Basemap databases are released on as "as-needed" basis, and not on a regular schedule. Basemap databases do not have effective or expiration dates.
Updates: every 28 days
Number Date Available Effective Dates
1504 2015 Mar 26 2015 Apr 02 – 2015 Apr 30
1505 2015 Apr 23 2015 Apr 30 – 2015 May 28
1506 2015 May 21 2015 May 28 – 2015 Jun 25
1507 2015 Jun 18 2015 Jun 25 – 2015 Jul 23
1508 2015 Jul 16 2015 Jul 23 – 2015 Aug 20
1509 2015 Aug 13 2015 Aug 20 – 2015 Sep 17
1510 2015 Sep 10 2015 Sep 17 – 2015 Oct 15
1511 2015 Oct 08 2015 Oct 15 – 2015 Nov 12
1512 2015 Nov 05 2015 Nov 12 – 2015 Dec 10
1513 2015 Dec 03 2015 Dec 10 – 2016 Jan 07
1601 2015 Dec 31 2016 Jan 07 – 2016 Feb 04
1602 2016 Jan 28 2016 Feb 04 – 2016 Mar 03
1603 2016 Feb 25 2016 Mar 03 – 2016 Mar 31
1604 2016 Mar 24 2016 Mar 31 – 2016 Apr 28
1605 2016 Apr 21 2016 Apr 28 – 2016 May 26
1606 2016 May 19 2016 May 26 – 2016 Jun 23
1607 2016 Jun 16 2016 Jun 23 – 2016 Jul 21
1608 2016 Jul 14 2016 Jul 21 – 2016 Aug 18
1609 2016 Aug 11 2016 Aug 18 – 2016 Sep 15
1610 2016 Sep 08 2016 Sep 15 – 2016 Oct 13
1611 2016 Oct 06 2016 Oct 13 – 2016 Nov 10
1612 2016 Nov 03 2016 Nov 10 – 2016 Dec 08
1613 2016 Dec 01 2016 Dec 08 – 2017 Jan 05
1701 2016 Dec 29 2017 Jan 05 – 2017 Feb 02
1702 2017 Jan 26 2017 Feb 02 – 2017 Mar 02
1703 2017 Feb 23 2017 Mar 02 – 2017 Mar 30
1704 2017 Mar 23 2017 Mar 30 – 2017 Apr 27
Please note: Updates for D2 Pilot Watch databases are available every 28 days. For your convenience, they are posted on this website 7 days before their effective date. If you miss a cycle, we cannot provide a refund.
Updates: every 28 days
Number Date Available Effective Dates
1504 2015 Mar 31 2015 Apr 02 – 2015 Apr 30
1505 2015 Apr 28 2015 Apr 30 – 2015 May 28
1506 2015 May 26 2015 May 28 – 2015 Jun 25
1507 2015 Jun 23 2015 Jun 25 – 2015 Jul 23
1508 2015 Jul 21 2015 Jul 23 – 2015 Aug 20
1509 2015 Aug 18 2015 Aug 20 – 2015 Sep 17
1510 2015 Sep 15 2015 Sep 17 – 2015 Oct 15
1511 2015 Oct 13 2015 Oct 15 – 2015 Nov 12
1512 2015 Nov 10 2015 Nov 12 – 2015 Dec 10
1513 2015 Dec 08 2015 Dec 10 – 2016 Jan 07
1601 2016 Jan 05 2016 Jan 07 – 2016 Feb 04
1602 2016 Feb 02 2016 Feb 04 – 2016 Mar 03
1603 2016 Mar 01 2016 Mar 03 – 2016 Mar 31
1604 2016 Mar 29 2016 Mar 31 – 2016 Apr 28
1605 2016 Apr 26 2016 Apr 28 – 2016 May 26
1606 2016 May 24 2016 May 26 – 2016 Jun 23
1607 2016 Jun 21 2016 Jun 23 – 2016 Jul 21
1608 2016 Jul 19 2016 Jul 21 – 2016 Aug 18
1609 2016 Aug 16 2016 Aug 18 – 2016 Sep 15
1610 2016 Sep 13 2016 Sep 15 – 2016 Oct 13
1611 2016 Oct 11 2016 Oct 13 – 2016 Nov 10
1612 2016 Nov 08 2016 Nov 10 – 2016 Dec 08
1613 2016 Dec 06 2016 Dec 08 – 2017 Jan 05
1701 2017 Jan 03 2017 Jan 05 – 2017 Feb 02
1702 2017 Jan 31 2017 Feb 02 – 2017 Mar 02
1703 2017 Feb 28 2017 Mar 02 – 2017 Mar 30
1704 2017 Mar 28 2017 Mar 30 – 2017 Apr 27
Please note: Updates for FliteCharts databases are available every 28 days. For your convenience, they are posted on this website 2 days before their effective date. Cycles are removed from this website 7 days before their expiration date to make room for new updates. If you miss a cycle, we cannot provide a refund.
Updates: every 28 days
Number Date Available Effective Dates
1504 2015 Mar 26 2015 Apr 02 – 2015 Apr 30
1505 2015 Apr 23 2015 Apr 30 – 2015 May 28
1506 2015 May 21 2015 May 28 – 2015 Jun 25
1507 2015 Jun 18 2015 Jun 25 – 2015 Jul 23
1508 2015 Jul 16 2015 Jul 23 – 2015 Aug 20
1509 2015 Aug 13 2015 Aug 20 – 2015 Sep 17
1510 2015 Sep 10 2015 Sep 17 – 2015 Oct 15
1511 2015 Oct 08 2015 Oct 15 – 2015 Nov 12
1512 2015 Nov 05 2015 Nov 12 – 2015 Dec 10
1513 2015 Dec 03 2015 Dec 10 – 2016 Jan 07
1601 2015 Dec 31 2016 Jan 07 – 2016 Feb 04
1602 2016 Jan 28 2016 Feb 04 – 2016 Mar 03
1603 2016 Feb 25 2016 Mar 03 – 2016 Mar 31
1604 2016 Mar 24 2016 Mar 31 – 2016 Apr 28
1605 2016 Apr 21 2016 Apr 28 – 2016 May 26
1606 2016 May 19 2016 May 26 – 2016 Jun 23
1607 2016 Jun 16 2016 Jun 23 – 2016 Jul 21
1608 2016 Jul 14 2016 Jul 21 – 2016 Aug 18
1609 2016 Aug 11 2016 Aug 18 – 2016 Sep 15
1610 2016 Sep 08 2016 Sep 15 – 2016 Oct 13
1611 2016 Oct 06 2016 Oct 13 – 2016 Nov 10
1612 2016 Nov 03 2016 Nov 10 – 2016 Dec 08
1613 2016 Dec 01 2016 Dec 08 – 2017 Jan 05
1701 2016 Dec 29 2017 Jan 05 – 2017 Feb 02
1702 2017 Jan 26 2017 Feb 02 – 2017 Mar 02
1703 2017 Feb 23 2017 Mar 02 – 2017 Mar 30
1704 2017 Mar 23 2017 Mar 30 – 2017 Apr 27
Please note: Updates for Frequency Data databases are available every 28 days. For your convenience, they are posted on this website 7 days before their effective date. If you miss a cycle, we cannot provide a refund.
Updates: every 28 days
Number Date Available Effective Dates
1504 2015 Apr 01 2015 Apr 02 – 2015 Apr 30
1505 2015 Apr 29 2015 Apr 30 – 2015 May 28
1506 2015 May 27 2015 May 28 – 2015 Jun 25
1507 2015 Jun 24 2015 Jun 25 – 2015 Jul 23
1508 2015 Jul 22 2015 Jul 23 – 2015 Aug 20
1509 2015 Aug 19 2015 Aug 20 – 2015 Sep 17
1510 2015 Sep 16 2015 Sep 17 – 2015 Oct 15
1511 2015 Oct 14 2015 Oct 15 – 2015 Nov 12
1512 2015 Nov 11 2015 Nov 12 – 2015 Dec 10
1513 2015 Dec 09 2015 Dec 10 – 2016 Jan 07
1601 2016 Jan 06 2016 Jan 07 – 2016 Feb 04
1602 2016 Feb 03 2016 Feb 04 – 2016 Mar 03
1603 2016 Mar 02 2016 Mar 03 – 2016 Mar 31
1604 2016 Mar 30 2016 Mar 31 – 2016 Apr 28
1605 2016 Apr 27 2016 Apr 28 – 2016 May 26
1606 2016 May 25 2016 May 26 – 2016 Jun 23
1607 2016 Jun 22 2016 Jun 23 – 2016 Jul 21
1608 2016 Jul 20 2016 Jul 21 – 2016 Aug 18
1609 2016 Aug 17 2016 Aug 18 – 2016 Sep 15
1610 2016 Sep 14 2016 Sep 15 – 2016 Oct 13
1611 2016 Oct 12 2016 Oct 13 – 2016 Nov 10
1612 2016 Nov 09 2016 Nov 10 – 2016 Dec 08
1613 2016 Dec 07 2016 Dec 08 – 2017 Jan 05
1701 2017 Jan 04 2017 Jan 05 – 2017 Feb 02
1702 2017 Feb 01 2017 Feb 02 – 2017 Mar 02
1703 2017 Mar 01 2017 Mar 02 – 2017 Mar 30
1704 2017 Mar 29 2017 Mar 30 – 2017 Apr 27
Please note: Updates for IFR/VFR Charts databases are available every 28 days. For your convenience, they are posted on this website 1 days before their effective date. If you miss a cycle, we cannot provide a refund.
Updates: every 28 days
Number Date Available Effective Dates
1504 2015 Mar 26 2015 Apr 02 – 2015 Apr 30
1505 2015 Apr 23 2015 Apr 30 – 2015 May 28
1506 2015 May 21 2015 May 28 – 2015 Jun 25
1507 2015 Jun 18 2015 Jun 25 – 2015 Jul 23
1508 2015 Jul 16 2015 Jul 23 – 2015 Aug 20
1509 2015 Aug 13 2015 Aug 20 – 2015 Sep 17
1510 2015 Sep 10 2015 Sep 17 – 2015 Oct 15
1511 2015 Oct 08 2015 Oct 15 – 2015 Nov 12
1512 2015 Nov 05 2015 Nov 12 – 2015 Dec 10
1513 2015 Dec 03 2015 Dec 10 – 2016 Jan 07
1601 2015 Dec 31 2016 Jan 07 – 2016 Feb 04
1602 2016 Jan 28 2016 Feb 04 – 2016 Mar 03
1603 2016 Feb 25 2016 Mar 03 – 2016 Mar 31
1604 2016 Mar 24 2016 Mar 31 – 2016 Apr 28
1605 2016 Apr 21 2016 Apr 28 – 2016 May 26
1606 2016 May 19 2016 May 26 – 2016 Jun 23
1607 2016 Jun 16 2016 Jun 23 – 2016 Jul 21
1608 2016 Jul 14 2016 Jul 21 – 2016 Aug 18
1609 2016 Aug 11 2016 Aug 18 – 2016 Sep 15
1610 2016 Sep 08 2016 Sep 15 – 2016 Oct 13
1611 2016 Oct 06 2016 Oct 13 – 2016 Nov 10
1612 2016 Nov 03 2016 Nov 10 – 2016 Dec 08
1613 2016 Dec 01 2016 Dec 08 – 2017 Jan 05
1701 2016 Dec 29 2017 Jan 05 – 2017 Feb 02
1702 2017 Jan 26 2017 Feb 02 – 2017 Mar 02
1703 2017 Feb 23 2017 Mar 02 – 2017 Mar 30
1704 2017 Mar 23 2017 Mar 30 – 2017 Apr 27
Please note: Updates for Navigation Data databases are available every 28 days. For your convenience, they are posted on this website 7 days before their effective date. If you miss a cycle, we cannot provide a refund.
Updates: every 56 days
Number Date Available Effective Dates
15B2 2015 Feb 26 2015 Mar 05 – 2015 Apr 30
15B3 2015 Apr 23 2015 Apr 30 – 2015 Jun 25
15B4 2015 Jun 18 2015 Jun 25 – 2015 Aug 20
15B5 2015 Aug 13 2015 Aug 20 – 2015 Oct 15
15B6 2015 Oct 08 2015 Oct 15 – 2015 Dec 10
15B7 2015 Dec 03 2015 Dec 10 – 2016 Feb 04
16B1 2016 Jan 28 2016 Feb 04 – 2016 Mar 31
16B2 2016 Mar 24 2016 Mar 31 – 2016 May 26
16B3 2016 May 19 2016 May 26 – 2016 Jul 21
16B4 2016 Jul 14 2016 Jul 21 – 2016 Sep 15
16B5 2016 Sep 08 2016 Sep 15 – 2016 Nov 10
16B6 2016 Nov 03 2016 Nov 10 – 2017 Jan 05
17B1 2016 Dec 29 2017 Jan 05 – 2017 Mar 02
17B2 2017 Feb 23 2017 Mar 02 – 2017 Apr 27
Please note: Updates for Obstacle databases are available every 56 days. For your convenience, they are posted on this website 7 days before their effective date. If you miss a cycle, we cannot provide a refund.
Updates: every 56 days
Number Date Available Effective Dates
15S2 2015 Feb 26 2015 Mar 05 – 2015 Apr 30
15S3 2015 Apr 23 2015 Apr 30 – 2015 Jun 25
15S4 2015 Jun 18 2015 Jun 25 – 2015 Aug 20
15S5 2015 Aug 13 2015 Aug 20 – 2015 Oct 15
15S6 2015 Oct 08 2015 Oct 15 – 2015 Dec 10
15S7 2015 Dec 03 2015 Dec 10 – 2016 Feb 04
16S1 2016 Jan 28 2016 Feb 04 – 2016 Mar 31
16S2 2016 Mar 24 2016 Mar 31 – 2016 May 26
16S3 2016 May 19 2016 May 26 – 2016 Jul 21
16S4 2016 Jul 14 2016 Jul 21 – 2016 Sep 15
16S5 2016 Sep 08 2016 Sep 15 – 2016 Nov 10
16S6 2016 Nov 03 2016 Nov 10 – 2017 Jan 05
17S1 2016 Dec 29 2017 Jan 05 – 2017 Mar 02
17S2 2017 Feb 23 2017 Mar 02 – 2017 Apr 27
Please note: Updates for SafeTaxi databases are available every 56 days. For your convenience, they are posted on this website 7 days before their effective date. If you miss a cycle, we cannot provide a refund.
Updates: as needed
Number Creation Date
15T1 2015 Feb 26
Please note: Terrain databases are released on as "as-needed" basis, and not on a regular schedule. Terrain databases do not have effective or expiration dates.