Page Rank Update Table Definitions
TBPR Update : Toolbar PageRank Update - across the board update of the PR on the toolbar.
GDPR Update : Google Directory Update - update of the PR values in the Google Directory.
BL Update : Backlink Update - update of the backline values seen with the link: command.
Algo Update : Algorithm Update - a major update in the Ranking algorithm that causes a large SERP change.
TB Program Update : Toolbar Program Update - a software update to the Google toolbar that displays PR.
Days : Days between toolbar PR updates.


Page Rank Update List History Table
Year Date Info Days
2005 Jul 15 TPR Update 78
2005 Jun 11 GDPR Update 11
2005 May 24 GDPR & BL Update 32
2005 Apr 22 TPR, GDPR & BL Update 111
2005 Mar 04 BL Update
2005 Mar 03 GDPR Update 28
2005 Feb 23 TB Program Update
2005 Feb 04 GDPR Update 24
2005 Feb 03 BL & Algo Update
2005 Jan 10 GDPR Update 77
2005 Jan 1 TBPR & BL Update 87
2004 Dec 16 BL Update
2004 Nov 25 BL Update
2004 Oct 28 GDPR Update? ??
2004 Oct 28 BL Update
2004 Oct 18 BL Update Rolled Back
2004 Oct 17 GDPR Update 67
2004 Oct 16 BL Update
2004 Oct 6 TBPR Update; No BL Update 106
2004 Sept 10 BL Update
2004 Sept 8 TB Program Update
2004 Aug 30 BL Update
2004 Aug 10 GDPR Update 158?
2004 Aug 9 BL Update
2004 Jul 16 BL Update
2004 Jun 22 TBPR & BL Update 22
2004 May 31 TBPR & BL Update 38
2004 Apr 23 TBPR & BL Update 16
2004 Apr 7 TBPR & BL Update 22
2004 Mar 16 TBPR, GDPR & BL Update 50
2004 Feb 11 Brandy: Algo Update
2004 Jan 26 TBPR & BL Update 15
2004 Jan 11 Austin: TBPR & BL Update 19
2003 Dec 23 TBPR & BL Update 17
2003 Dec 6 TBPR Update 20
2003 Nov 16 Florida: TBPR, BL & Algo Update 21
2003 Oct 26 35
2003 Oct 2 GDPR Update
2003 Sept 21 23
2003 Aug 29 21
2003 Aug 8 54
2003 Jun 15 40
2003 May 6 25
2003 Apr 11 36
2003 Mar 6 41
2003 Jan 25 24
2003 Jan 1 35
2002 Nov 27 27
2002 Oct 31 TBPR & BL Update 35
2002 Sept 26 TBPR GDPR & BL Update 36
2002 Aug 21 TBPR GDPR & BL Update 27
2002 Jul 25 TBPR & BL Update 32
2002 Jun 23 TBPR & BL Update 30
2002 May 24 29
2002 Apr 25 19
2002 Apr 6 45
2002 Feb 20 26
2002 Jan 25 29
2001 Dec 27 32
2001 Nov 25 28
2001 Oct 28 42
2001 Sept 16 28
2001 Aug 19 31
2001 Jul 19 30
2001 Jun 22 32
2001 May 21 28
2001 Apr 23 28
2001 Mar 26 35
2001 Feb 19 29
2001 Jan 21 33
2000 Dec 19 31
2000 Nov 18 27
2000 Oct 22 54
2000 Aug 29 34
2000 Jul 26 Unknown