PLAYER PAGE
Jack Stein
1170191220Cape Town (WCT)Personal
Main rating
| Rating | 1356.5 |
| K-factor | 36 |
| Floor | 856.5 |
| Highest | 1375.8 (2024-02-01) |
| Min/Max +/- allowed | 129 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1370.5 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1356.5 |
| K-factor | 36 |
| Floor | 856.5 |
| Highest | 1375.8 (2024-02-01) |
| Min/Max +/- allowed | 129.1 |
Standard rating
| Rating | 1283.9 |
| K-factor | 36 |
| Floor | 783.9 |
| Highest | 1535.1 (2024-02-01) |
| Min/Max +/- allowed | 102.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1283.9 |
| K-factor | 36 |
| Floor | 783.9 |
| Highest | 1535.1 (2024-02-01) |
| Min/Max +/- allowed | 102.9 |
Rapid rating
| Rating | 1376.6 |
| K-factor | 36 |
| Floor | 876.6 |
| Highest | 1376.6 (2026-02-28) |
| Min/Max +/- allowed | 128.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1406.9 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1376.6 |
| K-factor | 36 |
| Floor | 876.6 |
| Highest | 1376.6 (2026-02-28) |
| Min/Max +/- allowed | 128.9 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
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 | Laerskool Welgemoed Rapid 2026 (U10) | Rapid | 2026-02-14 | 2026-02-14 | Cape Town (WCT) | 6 | 1304.7 | 6 | 5 | 1599.8 | 0 | Details |
| 2 | District Central Schools Chess Individual Trials 2026 (U9 Open) | Standard | 2026-02-07 | 2026-02-08 | Cape Town (WCT) | 6 | 1304.7 | 6 | 4 | 1348.1 | 0 | Details |
| 3 | UCT Open Chess Championship 2025 (U10) | Rapid | 2025-10-11 | 2025-10-11 | Cape Town (WCT) | 6 | 1293.1 | 6 | 3 | 1377.3 | 0 | Details |
| 4 | Curro Chess Open Rapid 2025 (U10) | Rapid | 2025-08-23 | 2025-08-23 | Cape Town (WCT) | 6 | 1274.8 | 6 | 4 | 1408.1 | 0 | Details |
| 5 | Cape Town Chess Junior League 2025 (U8+U10 Development) | Rapid | 2025-05-23 | 2025-05-31 | Cape Town (WCT) | 7 | 1237.8 | 5 | 4 | 1534.2 | 0 | Details |
| 6 | Steinitz Festival 2025 (U10) | Rapid | 2025-03-15 | 2025-03-15 | Cape Town (WCT) | 7 | 1242.9 | 6 | 2 | 1138.1 | 0 | Details |
| 7 | PNPS Chess Challengers 2024 (U10) | Rapid | 2024-05-18 | 2024-05-18 | Cape Town (WCT) | 6 | 1252.8 | 6 | 3 | 1200 | 0 | Details |
| 8 | Western Cape PS Individuals Championship 2024 (U7 Boys) | Standard | 2024-05-04 | 2024-05-05 | West Coast (WCU) | 6 | 1252.8 | 6 | 3.5 | 1243.8 | 0 | Details |
| 9 | Cape Town Metro Schools Chess Closed Individuals 2024 (U7 Boys) | Standard | 2024-03-02 | 2024-03-03 | Cape Town (WCT) | 6 | 1256.7 | 5 | 3 | 1225.8 | 0 | Details |
| 10 | CT Metro Central District Schools Chess Individuals Trials 2024 (U7 Boys+Girls) | Standard | 2024-02-03 | 2024-02-03 | Cape Town (WCT) | 5 | 1204.7 | 5 | 4.5 | 1494.3 | 0 | Details |
| 11 | Chas Everitt and MHI Attorneys Rapid 2023 (U8) | Rapid | 2023-11-04 | 2023-11-04 | Cape Town (WCT) | 6 | 1200 | 5 | 2.5 | 1234.2 | 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 | 12 |
| Wins | 9 |
| Draws | 0 |
| Losses | 3 |
| White | 5 |
| Black | 7 |
| White wins | 4 |
| Black wins | 5 |
| Score | 9 |
| Percent | 75 |
| Dp | 212.5 |
| AOR | 1261.4 |
| Performance | 1473.9 |
Game statistics (History)
| Games | 62 |
| Wins | 36 |
| Draws | 5 |
| Losses | 21 |
| White | 28 |
| Black | 34 |
| White wins | 19 |
| Black wins | 17 |
| Score | 38.5 |
| Percent | 62.1 |
| Dp | 102.8 |
| AOR | 1241.3 |
| Performance | 1344.1 |
Rankings (Main)
| National | |
| Overall | 4258 |
| Gender | 3577 |
| Age group | 125 |
| Gender/Age | 107 |
| Provincial | |
| Overall | 1296 |
| Gender | 1043 |
| Age group | 47 |
| Gender/Age | 41 |
| Regional | |
| Overall | 620 |
| Gender | 533 |
| Age group | 16 |
| Gender/Age | 14 |
Rankings (Standard)
| National | |
| Overall | 5878 |
| Gender | 4797 |
| Age group | 208 |
| Gender/Age | 158 |
| Provincial | |
| Overall | 1679 |
| Gender | 1295 |
| Age group | 76 |
| Gender/Age | 55 |
| Regional | |
| Overall | 775 |
| Gender | 629 |
| Age group | 30 |
| Gender/Age | 20 |
Rankings (Rapid)
| National | |
| Overall | 985 |
| Gender | 841 |
| Age group | 22 |
| Gender/Age | 18 |
| Provincial | |
| Overall | 494 |
| Gender | 411 |
| Age group | 14 |
| Gender/Age | 12 |
| Regional | |
| Overall | 235 |
| Gender | 211 |
| Age group | 9 |
| Gender/Age | 7 |
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 | 12 |
| Score | 9 |
| Percent | 75 |
| Aor | 1261.4 |
| Dp | 212.5 |
| Prat | 1473.9 |
Performance (12 months)
| Games | 35 |
| Score | 22 |
| Percent | 62.9 |
| Aor | 1287.8 |
| Dp | 109.3 |
| Prat | 1397.1 |
Performance (History)
| Games | 62 |
| Score | 38.5 |
| Percent | 62.1 |
| Aor | 1241.3 |
| Dp | 102.8 |
| Prat | 1344.1 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Whyatt, C (Charles) | 3 | 2 | 1 | CT Metro Central District Schools Chess Individuals Trials 2024 (U7 Boys+Girls) | District Central Schools Chess Individual Trials 2026 (U9 Open) | Details |
| Overall | 2 | Prins, K (Kai) | 2 | 1 | 1 | District Central Schools Chess Individual Trials 2026 (U9 Open) | Laerskool Welgemoed Rapid 2026 (U10) | Details |
| Overall | 3 | Harris, A (Alex) | 2 | 1 | 1 | Western Cape PS Individuals Championship 2024 (U7 Boys) | Cape Town Chess Junior League 2025 (U8+U10 Development) | Details |
| Overall | 4 | Rogova, E (Emilia) | 2 | 0 | 2 | Chas Everitt and MHI Attorneys Rapid 2023 (U8) | UCT Open Chess Championship 2025 (U10) | Details |
| Standard | 1 | Whyatt, C (Charles) | 3 | 2 | 1 | CT Metro Central District Schools Chess Individuals Trials 2024 (U7 Boys+Girls) | District Central Schools Chess Individual Trials 2026 (U9 Open) | Details |
| Rapid | 1 | Rogova, E (Emilia) | 2 | 0 | 2 | Chas Everitt and MHI Attorneys Rapid 2023 (U8) | UCT Open Chess Championship 2025 (U10) | Details |