PLAYER PAGE
John Diederik Laurie
171017232Sedibeng (GSV)Personal
Main rating
| Rating | 1990.3 |
| K-factor | 20 |
| Floor | 1546.7 |
| Highest | 2046.7 (2018-12-01) |
| Min/Max +/- allowed | 50 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1557.5 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1990.3 |
| K-factor | 20 |
| Floor | 1546.7 |
| Highest | 2046.7 (2018-12-01) |
| Min/Max +/- allowed | 49.6 |
Standard rating
| Rating | 1983.7 |
| K-factor | 20 |
| Floor | 1537.8 |
| Highest | 2037.8 (2019-12-01) |
| Min/Max +/- allowed | 50.3 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1147.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1983.7 |
| K-factor | 20 |
| Floor | 1537.8 |
| Highest | 2037.8 (2019-12-01) |
| Min/Max +/- allowed | 50.3 |
Rapid rating
| Rating | 1976.1 |
| K-factor | 20 |
| Floor | 1520.2 |
| Highest | 2208 (2018-11-01) |
| Min/Max +/- allowed | 39.4 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1362.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1976.1 |
| K-factor | 20 |
| Floor | 1520.2 |
| Highest | 2208 (2018-11-01) |
| Min/Max +/- allowed | 39.4 |
Blitz rating
| Rating | 2021.9 |
| K-factor | 20 |
| Floor | 1569.9 |
| Highest | 2203.5 (2018-02-01) |
| Min/Max +/- allowed | 39.7 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 439.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 2021.9 |
| K-factor | 20 |
| Floor | 1569.9 |
| Highest | 2203.5 (2018-02-01) |
| Min/Max +/- allowed | 39.7 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Cape Town Chess Federation Club League 2025 (A) | Classical | 2025-07-26 | 2025-09-27 | Cape Town (WCT) | 11 | 1998.1 | 8 | 5.5 | 1895.8 | 0 | Details |
| 2 | Hermanus Chess Club Open 2025 (Championship) | Rapid | 2025-04-12 | 2025-04-12 | Overberg (WOS) | 7 | 1997.8 | 7 | 3.5 | 1888.5 | 0 | Details |
| 3 | Hermanus Chess Club Open 2024 (Championship) | Rapid | 2024-04-20 | 2024-04-20 | Overberg (WOS) | 7 | 2006.2 | 7 | 3.5 | 1901.2 | 0 | Details |
| 4 | WP Club League 2023 (A) | Classical | 2023-07-29 | 2023-09-09 | Cape Town (WCT) | 11 | 1982.9 | 0 | 0 | 0 | 0 | Details |
| 5 | Hermanus Rapid 2023 (A) | Rapid | 2023-04-22 | 2023-04-22 | Overberg (WOS) | 6 | 1994.8 | 6 | 4 | 1785.5 | 0 | Details |
| 6 | Steinitz Open 2022 (A) | Standard | 2022-05-20 | 2022-05-22 | Cape Town (WCT) | 6 | 2044.6 | 6 | 1.5 | 1528.1 | 0 | Details |
| 7 | 2019 Western Province League (Premier) | Classical | 2019-07-27 | 2019-09-07 | Cape Town (WCT) | 11 | 2018.4 | 11 | 8.5 | 2036.3 | 0 | Details |
| 8 | 2019 National Club Chess Championships (A) | Classical | 2019-09-27 | 2019-09-29 | Cape Town (WCT) | 6 | 2018.4 | 6 | 5.5 | 2126.7 | 0 | Details |
| 9 | 2019 Elsies River Open (Elite) | Standard | 2019-06-22 | 2019-06-23 | Cape Town (WCT) | 6 | 2023.3 | 6 | 3.5 | 1984.1 | 0 | Details |
| 10 | 2019 Cape Town Classic Chess Festival (Rapid) | Rapid | 2019-03-30 | 2019-03-30 | Cape Town (WCT) | 7 | 2033.8 | 7 | 5.5 | 1973.1 | 0 | Details |
| 11 | 2019 Cape Town Classic Chess Festival (Blitz) | Blitz | 2019-03-29 | 2019-03-29 | Cape Town (WCT) | 9 | 2033.8 | 8 | 4 | 1703.5 | 0 | Details |
| 12 | Cape of Good Hope Open 2019 (Elite) | Standard | 2019-01-25 | 2019-01-27 | Cape Town (WCT) | 6 | 2046.7 | 6 | 2.5 | 1927.7 | 0 | Details |
| 13 | Graham Solomon Memorial 2018 (Rapid) | Rapid | 2018-11-24 | 2018-11-24 | Cape Town (WCT) | 6 | 2005.2 | 6 | 4.5 | 2386.6 | 0 | Details |
| 14 | Graham Solomon Memorial 2018 (Blitz) | Blitz | 2018-11-25 | 2018-11-25 | Cape Town (WCT) | 12 | 2005.2 | 12 | 6.5 | 2142.4 | 0 | Details |
| 15 | Jakes Gerwel Aurecon 2018 (Prestige) | Rapid | 2018-10-13 | 2018-10-13 | Cape Town (WCT) | 7 | 2021.1 | 6 | 3.5 | 1784.1 | 0 | Details |
| 16 | 2018 Western Province League (Premier) | Classical | 2018-08-04 | 2018-09-15 | Cape Town (WCT) | 11 | 1984.5 | 9 | 7 | 2136.2 | 0 | Details |
| 17 | Grassy Park Open 2018 (Elite) | Standard | 2018-06-29 | 2018-07-01 | Cape Town (WCT) | 6 | 2007.1 | 6 | 2.5 | 1836.1 | 0 | Details |
| 18 | WP Team Blitz 2018 (A) | Blitz | 2018-02-17 | 2018-02-17 | Cape Town (WCT) | 7 | 2000.8 | 7 | 5 | 2182.8 | 0 | Details |
| 19 | 2017 National Club Championships (A) | Classical | 2017-09-23 | 2017-09-25 | Western Province (WP) | 6 | 1976 | 5 | 4 | 1926 | 0 | Details |
| 20 | 2017 Western Province League (Premier) | Classical | 2017-07-27 | 2017-09-16 | Western Province (WP) | 11 | 1976 | 11 | 9.5 | 1935 | 0 | Details |
| 21 | Steinitz Chess Festival 2017 (Elite) | Classical | 2017-04-14 | 2017-04-17 | Western Province (WP) | 7 | 1997 | 3 | 1 | 0 | 0 | Details |
| 22 | Cape Of Good Hope Open 2017 (A) | Standard | 2017-01-27 | 2017-01-29 | Western Province (WP) | 7 | 1990 | 7 | 3.5 | 2025 | 0 | Details |
| 23 | 2016 African Chess Lounge (Elite) | Standard | 2016-12-02 | 2016-12-04 | Western Province (WP) | 6 | 1969 | 6 | 4.5 | 2108 | 0 | Details |
| 24 | Western Province League 2016 (A) | Classical | 2016-07-23 | 2016-10-01 | Western Province (WP) | 11 | 1975 | 8 | 5.5 | 1912 | 0 | Details |
| 25 | Chess Wp Blitz Festival 2016 Individual Blitz | Blitz | 2016-10-29 | 2016-10-29 | Western Province (WP) | 7 | 1936 | 7 | 6 | 1969 | 0 | Details |
| 26 | Chess Wp Blitz Festival 2016 Team Blitz | Blitz | 2016-10-29 | 2016-10-29 | Western Province (WP) | 7 | 1936 | 7 | 7 | 2114 | 0 | Details |
| 27 | Mackie Memorial Chess Tournament 2016 (Elite) | Classical | 2016-10-07 | 2016-10-09 | Western Province (WP) | 5 | 1975 | 5 | 3 | 2023 | 0 | Details |
| 28 | Wp Closed 2015 (A) | Standard | 2015-11-20 | 2015-11-22 | Western Province (WP) | 7 | 1977 | 7 | 5 | 1946 | 0 | Details |
| 29 | Western Province League 2015 (Premier) | Classical | 2015-07-25 | 2015-10-10 | Western Province (WP) | 11 | 1982 | 11 | 7.5 | 1928 | 0 | Details |
| 30 | Gpca Blitz | Blitz | 2015-10-10 | 2015-10-10 | Western Province (WP) | 7 | 1982 | 7 | 5 | 1711 | 0 | Details |
| 31 | Steinitz Chess Festival 2015 (Rapid) | Rapid | 2015-09-26 | 2015-09-26 | Western Province (WP) | 5 | 1982 | 5 | 5 | 1723 | 0 | Details |
| 32 | Sed On The Vaal A | Standard | 2011-04-19 | 2011-04-19 | Sedibeng (GSV) | 5 | 1982 | 5 | 4.5 | 1731 | 0 | Details |
| 33 | Genl Smuts Ope Afd A 2011 | Standard | 2011-03-25 | 2011-03-25 | Sedibeng (GSV) | 5 | 1998 | 2 | 1 | 1613 | 0 | Details |
| 34 | Sedibeng Ope A | Blitz | 2008-04-01 | 2008-04-01 | 0 | 1988 | 7 | 0 | 1908 | 0 | Details | |
| 35 | Waterkloof Open - Section A | Blitz | 2008-03-10 | 2008-03-10 | 0 | 1994 | 5 | 0 | 1925 | 0 | Details |
Game statistics ( )
| Games | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 0 |
| White | 0 |
| Black | 0 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | 0 |
| AOR | 0 |
| Performance | 0 |
Game statistics ()
| Games | 0 |
| Wins | 0 |
| Draws | 0 |
| Losses | 0 |
| White | 0 |
| Black | 0 |
| White wins | 0 |
| Black wins | 0 |
| Score | 0 |
| Percent | 0 |
| Dp | 0 |
| AOR | 0 |
| Performance | 0 |
Game statistics (History)
| Games | 124 |
| Wins | 70 |
| Draws | 13 |
| Losses | 41 |
| White | 63 |
| Black | 61 |
| White wins | 40 |
| Black wins | 30 |
| Score | 76.5 |
| Percent | 61.7 |
| Dp | 99.4 |
| AOR | 1867.6 |
| Performance | 1967 |
Rankings (Main)
| National | |
| Overall | 82 |
| Gender | 79 |
| Age group | 8 |
| Gender/Age | 8 |
| Provincial | |
| Overall | 29 |
| Gender | 28 |
| Age group | 2 |
| Gender/Age | 2 |
| Regional | |
| Overall | 2 |
| Gender | 2 |
| Age group | 1 |
| Gender/Age | 1 |
Rankings (Standard)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Rankings (Rapid)
| National | |
| Overall | 22 |
| Gender | 22 |
| Age group | 5 |
| Gender/Age | 5 |
| Provincial | |
| Overall | 8 |
| Gender | 8 |
| Age group | 2 |
| Gender/Age | 2 |
| Regional | |
| Overall | 1 |
| Gender | 1 |
| Age group | 1 |
| Gender/Age | 1 |
Rankings (Blitz)
| National | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Provincial | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
| Regional | |
| Overall | -1 |
| Gender | -1 |
| Age group | -1 |
| Gender/Age | -1 |
Performance ( )
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance (12 months)
| Games | 15 |
| Score | 9 |
| Percent | 60 |
| Aor | 1807.4 |
| Dp | 85 |
| Prat | 1892.4 |
Performance (History)
| Games | 124 |
| Score | 76.5 |
| Percent | 61.7 |
| Aor | 1867.6 |
| Dp | 99.4 |
| Prat | 1967 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Salimu, R (Reuben) | 6 | 3 | 3 | Grassy Park Open 2018 (Elite) | 2019 Western Province League (Premier) | Details |
| Overall | 2 | Willenberg, CG (Craig Glen) | 4 | 2 | 2 | Graham Solomon Memorial 2018 (Blitz) | 2019 Elsies River Open (Elite) | Details |
| Overall | 3 | Kobese, AKW (Watu) | 4 | 1 | 3 | Graham Solomon Memorial 2018 (Blitz) | Hermanus Chess Club Open 2025 (Championship) | Details |
| Overall | 4 | Amini, D (Daud) | 4 | 3 | 1 | WP Team Blitz 2018 (A) | 2019 Cape Town Classic Chess Festival (Rapid) | Details |
| Overall | 5 | Klaasen, CJ (Calvin John) | 4 | 1 | 3 | Graham Solomon Memorial 2018 (Rapid) | Hermanus Chess Club Open 2024 (Championship) | Details |
| Standard | 1 | Hempe, LH (Lilitha Hlomla) | 3 | 2 | 1 | 2018 Western Province League (Premier) | Steinitz Open 2022 (A) | Details |
| Standard | 2 | Salimu, R (Reuben) | 3 | 1 | 2 | Grassy Park Open 2018 (Elite) | 2019 Western Province League (Premier) | Details |
| Standard | 3 | Baxter, DJ (David Jarred) | 3 | 1 | 2 | 2018 Western Province League (Premier) | Steinitz Open 2022 (A) | Details |
| Standard | 4 | Felix, E (Ethon) | 2 | 0 | 2 | Cape of Good Hope Open 2019 (Elite) | 2019 Western Province League (Premier) | Details |
| Standard | 5 | Klaasen, CJ (Calvin John) | 2 | 1 | 1 | Cape of Good Hope Open 2019 (Elite) | 2019 Elsies River Open (Elite) | Details |
| Rapid | 1 | Klaasen, CJ (Calvin John) | 2 | 0 | 2 | Graham Solomon Memorial 2018 (Rapid) | Hermanus Chess Club Open 2024 (Championship) | Details |
| Rapid | 2 | Samuels, ER (Ethan) | 2 | 0 | 2 | Hermanus Rapid 2023 (A) | Hermanus Chess Club Open 2025 (Championship) | Details |
| Rapid | 3 | Opperman, C (Connor) | 2 | 1 | 1 | Hermanus Chess Club Open 2024 (Championship) | Hermanus Chess Club Open 2025 (Championship) | Details |
| Rapid | 4 | Kobese, AKW (Watu) | 2 | 1 | 1 | Graham Solomon Memorial 2018 (Rapid) | Hermanus Chess Club Open 2025 (Championship) | Details |
| Rapid | 5 | Salimu, R (Reuben) | 2 | 2 | 0 | Jakes Gerwel Aurecon 2018 (Prestige) | Graham Solomon Memorial 2018 (Rapid) | Details |
| Blitz | 1 | Solomon, MC (Maxwell Maxwell) | 2 | 0 | 2 | WP Team Blitz 2018 (A) | Graham Solomon Memorial 2018 (Blitz) | Details |
| Blitz | 2 | Wagner, SG (Stephan Georg) | 2 | 1 | 1 | WP Team Blitz 2018 (A) | Graham Solomon Memorial 2018 (Blitz) | Details |
| Blitz | 3 | Amini, D (Daud) | 2 | 1 | 1 | WP Team Blitz 2018 (A) | Graham Solomon Memorial 2018 (Blitz) | Details |
| Blitz | 4 | Willenberg, CG (Craig Glen) | 2 | 2 | 0 | Graham Solomon Memorial 2018 (Blitz) | 2019 Cape Town Classic Chess Festival (Blitz) | Details |