PLAYER PAGE
Duke Simons
174034737Cape Town (WCT)Personal
Main rating
| Rating | 1560.3 |
| K-factor | 32 |
| Floor | 1071.4 |
| Highest | 1601.9 (2018-01-01) |
| Min/Max +/- allowed | 94 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1173.7 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1560.3 |
| K-factor | 32 |
| Floor | 1071.4 |
| Highest | 1601.9 (2018-01-01) |
| Min/Max +/- allowed | 93.5 |
Standard rating
| Rating | 1563.2 |
| K-factor | 32 |
| Floor | 1072.4 |
| Highest | 1601.9 (2018-01-01) |
| Min/Max +/- allowed | 93.5 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1173.7 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1563.2 |
| K-factor | 32 |
| Floor | 1072.4 |
| Highest | 1601.9 (2018-01-01) |
| Min/Max +/- allowed | 93.5 |
Rapid rating
| Rating | 1509.6 |
| K-factor | 32 |
| Floor | 1065 |
| Highest | 1565 (2018-01-01) |
| Min/Max +/- allowed | 98.6 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1509.6 |
| K-factor | 32 |
| Floor | 1065 |
| Highest | 1565 (2018-01-01) |
| Min/Max +/- allowed | 98.6 |
Blitz rating
| Rating | 1600.2 |
| K-factor | 28 |
| Floor | 1100.2 |
| Highest | 1722.9 (2018-10-01) |
| Min/Max +/- allowed | 78.7 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1600.2 |
| K-factor | 28 |
| Floor | 1100.2 |
| Highest | 1722.9 (2018-10-01) |
| Min/Max +/- allowed | 78.7 |
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 (D) | Classical | 2025-07-26 | 2025-09-27 | Cape Town (WCT) | 11 | 1567.5 | 5 | 3.5 | 1466.3 | 0 | Details |
| 2 | CT League 2024 (D-Playoffs) | Standard | 2024-09-07 | 2024-09-08 | Cape Town (WCT) | 5 | 1523.5 | 4 | 3 | 1600.8 | 0 | Details |
| 3 | CT League 2024 (D) | Standard | 2024-08-03 | 2024-08-03 | Cape Town (WCT) | 6 | 1523.5 | 6 | 6 | 1691.3 | 0 | Details |
| 4 | Steinitz Chess Festival 2024 (Championship) | Standard | 2024-05-10 | 2024-05-12 | Cape Town (WCT) | 6 | 1549.7 | 5 | 0.5 | 1421.8 | 0 | Details |
| 5 | 2019 Western Province League (Premier) | Classical | 2019-07-27 | 2019-09-07 | Cape Town (WCT) | 11 | 1558.7 | 10 | 1.5 | 1580.4 | 0 | Details |
| 6 | Steinitz Chess Festival 2019 (B) | Standard | 2019-04-05 | 2019-04-07 | Cape Town (WCT) | 6 | 1537.5 | 6 | 4.5 | 1643.3 | 0 | Details |
| 7 | West Coast Blits Invitational 2018 (Adults) | Blitz | 2018-10-27 | 2018-10-27 | West Coast (WCU) | 5 | 1532.7 | 5 | 4 | 1681.5 | 0 | Details |
| 8 | 2018 Western Province League (B) | Standard | 2018-08-04 | 2018-09-15 | Cape Town (WCT) | 11 | 1518.9 | 11 | 7.5 | 1560.5 | 0 | Details |
| 9 | Eldo Smart Memorial Rapid Tournament 2018 | Rapid | 2018-06-16 | 2018-06-16 | Cape Town (WCT) | 7 | 1539.8 | 7 | 3.5 | 1361.2 | 0 | Details |
| 10 | 2018 Steinitz Chess Festival (B) | Standard | 2018-03-21 | 2018-03-25 | Cape Town (WCT) | 7 | 1571.4 | 6 | 4 | 1375 | 0 | Details |
| 11 | 2018 Cape of Good Hope Open Chess Championships (Prestige) | Standard | 2018-01-26 | 2018-01-28 | Cape Town (WCT) | 6 | 1565 | 6 | 5 | 1587.2 | 0 | Details |
| 12 | 2017 Western Province League (B) | Standard | 2017-07-27 | 2017-09-16 | Western Province (WP) | 11 | 1549 | 11 | 7 | 1504 | 0 | Details |
| 13 | Steinitz Chess Festival 2017 (Blitz) | Blitz | 2017-04-13 | 2017-04-13 | Western Province (WP) | 7 | 1538 | 7 | 4 | 1225 | 0 | Details |
| 14 | Cape Of Good Hope Open Chess Championship 2016 (B) | Standard | 2016-01-29 | 2016-01-31 | Western Province (WP) | 7 | 1565 | 14 | 6 | 1514 | 0 | Details |
| 15 | Western Province League 2015 (Premier) | Classical | 2015-07-25 | 2015-10-10 | Western Province (WP) | 11 | 1529 | 9 | 4.5 | 1650 | 0 | Details |
| 16 | League B | Standard | 2013-08-03 | 2013-10-19 | Western Province (WP) | 11 | 1538 | 1 | 0 | 1295 | 0 | Details |
| 17 | Western Province League 2010 (B-Division) | Classical | 2010-07-20 | 2010-07-20 | Western Province (WP) | 11 | 1538 | 3 | 2.5 | 1809 | 0 | Details |
| 18 | Western Province League 2009 | Standard | 2009-10-16 | 2009-10-16 | Western Province (WP) | 11 | 1553 | 6 | 3 | 1491 | 0 | Details |
| 19 | Western Province League 2009 (Premier Division) | Standard | 2009-10-16 | 2009-10-16 | Western Province (WP) | 11 | 1557 | 2 | 1 | 1514 | 0 | Details |
| 20 | Western Province League 2008 (B-Section) | Standard | 2009-01-21 | 2009-01-21 | Western Province (WP) | 10 | 1549 | 4 | 2 | 1617 | 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 | 71 |
| Wins | 38 |
| Draws | 10 |
| Losses | 23 |
| White | 38 |
| Black | 33 |
| White wins | 20 |
| Black wins | 18 |
| Score | 43 |
| Percent | 60.6 |
| Dp | 89.8 |
| AOR | 1452.9 |
| Performance | 1542.7 |
Rankings (Main)
| National | |
| Overall | 1244 |
| Gender | 1133 |
| Age group | 107 |
| Gender/Age | 107 |
| Provincial | |
| Overall | 377 |
| Gender | 339 |
| Age group | 44 |
| Gender/Age | 44 |
| Regional | |
| Overall | 238 |
| Gender | 218 |
| Age group | 33 |
| Gender/Age | 33 |
Rankings (Standard)
| National | |
| Overall | 1130 |
| Gender | 1023 |
| Age group | 94 |
| Gender/Age | 94 |
| Provincial | |
| Overall | 320 |
| Gender | 287 |
| Age group | 38 |
| Gender/Age | 38 |
| Regional | |
| Overall | 210 |
| Gender | 193 |
| Age group | 30 |
| Gender/Age | 30 |
Rankings (Rapid)
| 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 (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 | 5 |
| Score | 3.5 |
| Percent | 70 |
| Aor | 1296.3 |
| Dp | 170 |
| Prat | 1466.3 |
Performance (History)
| Games | 71 |
| Score | 43 |
| Percent | 60.6 |
| Aor | 1452.9 |
| Dp | 89.8 |
| Prat | 1542.7 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Van Wyk, AV (Aldrich) | 2 | 0 | 2 | 2018 Western Province League (B) | CT League 2024 (D-Playoffs) | Details |
| Overall | 2 | Prent, JM (Justin) | 2 | 2 | 0 | 2018 Steinitz Chess Festival (B) | Steinitz Chess Festival 2019 (B) | Details |
| Overall | 3 | Mnyasta, T (Tezihano) | 2 | 0 | 2 | 2018 Cape of Good Hope Open Chess Championships (Prestige) | Steinitz Chess Festival 2024 (Championship) | Details |
| Overall | 4 | Pfende, T (Takudwza) | 2 | 1 | 1 | CT League 2024 (D) | Cape Town Chess Federation Club League 2025 (D) | Details |
| Overall | 5 | Du Plessis, B (Bennie) | 2 | 1 | 1 | CT League 2024 (D) | CT League 2024 (D-Playoffs) | Details |
| Standard | 1 | Van Wyk, AV (Aldrich) | 2 | 0 | 2 | 2018 Western Province League (B) | CT League 2024 (D-Playoffs) | Details |
| Standard | 2 | Prent, JM (Justin) | 2 | 2 | 0 | 2018 Steinitz Chess Festival (B) | Steinitz Chess Festival 2019 (B) | Details |
| Standard | 3 | Mnyasta, T (Tezihano) | 2 | 0 | 2 | 2018 Cape of Good Hope Open Chess Championships (Prestige) | Steinitz Chess Festival 2024 (Championship) | Details |
| Standard | 4 | Pfende, T (Takudwza) | 2 | 1 | 1 | CT League 2024 (D) | Cape Town Chess Federation Club League 2025 (D) | Details |
| Standard | 5 | Du Plessis, B (Bennie) | 2 | 1 | 1 | CT League 2024 (D) | CT League 2024 (D-Playoffs) | Details |
