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12871543: ISAAC SIMON ZYLSTRA
Events for this player since late 1991: 171

Events are generally shown in rating sequence order.

Recently rated events that have not yet been rerated into chronological order are indicated with a double asterisk (**). The post-event ratings from those events (and subsequent events) may change when they are rerated. (Events rated prior to 2004 are shown in the order in which they were originally rated.)

Events that are submitted late or out of chronological order will appear to have been rated out of ending-date order until the next time we re-rate all recent events to place them into chronological order. We normally do rerates on Tuesdays, though they may not complete until Wednesday.

Results within crosstables are NOT in tiebreak order and and players may not be listed in the same order as the prize lists from an event.


Show Events:
  1-50   51-100   101-150   151-171
Events 1 thru 50:
End Date
Event ID
Event Name
Section ID and Name
Reg Rtg
Before / After
Quick Rtg
Before / After
Blitz Rtg
Before / After
2020-07-09
202007096092
MCA ONLINE QUICK SWISS (MI)
1: OPEN
    ONL:1797 (P20) => 1819 (P25)
2020-06-25
202006251622
MCA ONLINE QUICK SWISS (MI)
1: OPEN
    ONL:1810 (P15) => 1797 (P20)
2020-06-18
202006189882
MCA ONLINE QUICK SWISS (MI)
1: OPEN
    ONL:(Unrated) => 1810 (P15)
2020-06-13
202006138992
2020 GRAND RAPIDS SPRING CLASSIC - ONLINE EDITION (MI)
1: OPEN
  ONL:(Unrated) => 1760 (P14)  
2020-03-01
202003019402
2020 U.S. AMATEUR TEAM CHAMPIONSHIP SOUTH (NC)
1: OPEN
1901 => 1891    
2020-01-19
202001195222
2020 TRIANGLE CHESS CHAMPIONSHIPS (NC)
1: OPEN
1879 => 1901 1706 => 1732  
2019-08-03
201908030042
TACO 97 (NC)
2: SECTION 2
1876 => 1879    
2019-07-31
201907311872
SSCC 2019 CLUB CHAMPIONSHIP (MI)
1: CHAMPIONSHIP
1875 => 1876 1711 => 1706  
2019-07-21
201907214032
2019 MICHIGAN BOTTOM HALF CLASS (MI)
2: U1900
1878 => 1875    
2019-01-20
201901204212
2019 TRIANGLE CHESS CHAMPIONSHIP (NC)
1: ADULT
1904 => 1878 1742 => 1711  
2018-07-22
201807227252
2018 MICHIGAN BOTTOM HALF CLASS (MI)
2: U1900
1887 => 1904    
2018-06-19
201806196032
SSCC SUMMER SWISS (MI)
2: EXTRA RATED GAMES
1885 => 1887 1740 => 1742  
2018-05-15
201805154912
SSCC 2018 BLITZ CHAMPIONSHIP (MI)
1: CHAMPIONSHIP
    1870 => 1866
2018-05-05
201805051612
2018 GRAND RAPIDS SPRING CLASSIC (MI)
1: OPEN
1864 => 1885 1723 => 1740  
2018-05-01
201805010852
SSCC SPRING TUNE-UP (MI)
1: OPEN
1881 => 1864 1742 => 1723  
2018-02-20
201802204122
SSCC FEBRUARY RAPID (MI)
1: OPEN
  1738 => 1742  
2018-02-18
201802183262
2018 USAT-NORTH (IL)
1: 3-DAY
1893 => 1881    
2018-02-06
201802067382
WINTER SWISS (MI)
1: OPEN
1904 => 1893 1747 => 1738  
2018-01-14
201801145902
2018 MICHIGAN MASTER EXPERT CLASS CHAMPIONSHIPS (MI)
2: CLASS A
1910 => 1904    
2017-12-02
201712028342
2017 MICHIGAN ACTION (MI)
1: OPEN
1908 => 1910 1741 => 1747  
2017-11-21
201711214722
SSCC FALL SWISS (MI)
1: OPEN
1941 => 1908 1775 => 1741  
2017-09-23
201709235322
2017 SEPTEMBER CALVIN SWISS (MI)
1: ADIEU
1929 => 1941 1763 => 1775  
2017-09-04
201709046892
2017 MICHIGAN OPEN (MI)
1: OPEN
1927 => 1929    
2017-09-02
201709026692
2017 MICHIGAN SPEED CHAMPIONSHIP (MI)
1: OPEN
    1900 => 1870
2017-06-17
201706172892
2017 JUNE CALVIN CHESS (MI)
1: THUNDER
1923 => 1927 1752 => 1763  
2017-06-04
201706047992
2017 MCA AMATEUR (MI)
1: U2000
1823 => 1923    
2017-05-27
201705274512
CALVIN MEMORIAL DAY WEEKEND TOURNEY (MI)
1: BATTLE OF TRIPOLI
1830 => 1823 1758 => 1752  
2017-02-25
201702251372
2017 FEBRUARY CALVIN CHESS (MI)
1: SNOW SWISS
1824 => 1830 1754 => 1758  
2017-01-28
201701288072
2017 JANUARY CALVIN CHESS (MI)
1: SNOW SWISS
1844 => 1824 1780 => 1754  
2017-01-15
201701152512
2017 MASTER EXPERT CLASS CHAMPIONSH (MI)
2: CLASS A
1845 => 1844    
2016-08-20
201608209852
2016 AUGUST CALVIN CHESS (MI)
1: TORNADO
1828 => 1845 1769 => 1780  
2016-07-16
201607165852
2016 JULY CALVIN CHESS (MI)
6: MEGA BLITZ
    1917 => 1900
2016-07-16
201607165852
2016 JULY CALVIN CHESS (MI)
1: QUAD ALPHA
1856 => 1828 1814 => 1769  
2016-06-18
201606184302
2016 JUNE CALVIN CHESS (MI)
1: QUAD A
1851 => 1856 1826 => 1814  
2016-05-28
201605285702
2016 MAY CALVIN CHESS (MI)
1: SWISS
1850 => 1851 1825 => 1826  
2016-04-09
201604091682
2016 APRIL CALVIN CHESS (MI)
5: BLITZ
    1923 => 1917
2016-04-09
201604091682
2016 APRIL CALVIN CHESS (MI)
2: QUAD B
1855 => 1850 1834 => 1825  
2016-01-23
201601232322
2016 JANUARY CALVIN CHESS (MI)
2: BLITZ
    1902 => 1923
2016-01-23
201601232322
2016 JANUARY CALVIN CHESS (MI)
1: QUAD A
1838 => 1855 1827 => 1834  
2016-01-17
201601170002
2016 MICHIGAN MASTER-EXPERT & CLASS (MI)
2: CLASS A
1855 => 1838    
2015-12-19
201512197812
2015 DECEMBER CALVIN CHESS (MI)
1: QUAD A
1870 => 1855 1854 => 1827  
2015-09-19
201509194512
2015SEPTEMBERCALVINCHESS (MI)
1: SWISS
1872 => 1870 1862 => 1854  
2015-09-07
201509070772
2015 MICHIGAN OPEN (MI)
1: OPEN
1915 => 1872    
2015-09-06
201509060512
2015 MICHIGAN SPEED CHAMPIONSHIP (MI)
1: 2015 MI SPEED
    1863 => 1902
2015-08-15
201508154932
2015 AUGUST GVSU CHESS (MI)
3: BLITZ
    1886 => 1863
2015-08-15
201508154932
2015 AUGUST GVSU CHESS (MI)
1: SWISS
1912 => 1915 1861 => 1862  
2015-06-28
201506285252
UNIVERSAL SUMMER SWISS JUNE 2O15 (MI)
1: OPEN
1913 => 1912    
2015-05-16
201505166242
2015 MAY GVSU CHESS (MI)
3: BLITZ
    1906 => 1886
2015-05-16
201505166242
2015 MAY GVSU CHESS (MI)
1: QUAD
1825 => 1913 1773 => 1861  
2015-03-14
201503141412
WEST MICHIGAN CUP 2015 (MI)
1: ONE
1832 => 1825    
 


Session / 0
Version 1.00b / 2003-10-16

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