PLAYER PAGE
Bjorn Foster
1150150111Cape Town (WCT)Personal
Main rating
| Rating | 1273.6 |
| K-factor | 36 |
| Floor | 835 |
| Highest | 1335 (2025-03-01) |
| Min/Max +/- allowed | 137 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1153.7 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1273.6 |
| K-factor | 36 |
| Floor | 835 |
| Highest | 1335 (2025-03-01) |
| Min/Max +/- allowed | 136.8 |
Standard rating
| Rating | 1258.8 |
| K-factor | 36 |
| Floor | 826.1 |
| Highest | 1326.1 (2025-03-01) |
| Min/Max +/- allowed | 138.6 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1153.7 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1258.8 |
| K-factor | 36 |
| Floor | 826.1 |
| Highest | 1326.1 (2025-03-01) |
| Min/Max +/- allowed | 138.6 |
Rapid rating
| Rating | 1159.5 |
| K-factor | 36 |
| Floor | 723.2 |
| Highest | 1296.5 (2023-02-01) |
| Min/Max +/- allowed | 144.5 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1159.5 |
| K-factor | 36 |
| Floor | 723.2 |
| Highest | 1296.5 (2023-02-01) |
| Min/Max +/- allowed | 144.5 |
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 | CT Metro District East Schools Chess Individuals Trials 2026 (U11 Boys) | Standard | 2026-02-07 | 2026-02-08 | Cape Town (WCT) | 6 | 1272.3 | 6 | 3 | 1287.2 | 0 | Details |
| 2 | Grant East Annual Primary School Invitational Chess Tournament 2025 (U11 Boys) | Standard | 2025-10-18 | 2025-10-18 | Cape Town (WCT) | 5 | 1294.6 | 5 | 2 | 1116.3 | 0 | Details |
| 3 | CT Metro Schools Individual Closed 2025 (U11 Open) | Standard | 2025-03-01 | 2025-03-02 | Cape Town (WCT) | 6 | 1335 | 6 | 2 | 1148 | 0 | Details |
| 4 | De Hoop Primary Schools Teams Play-offs 2025 (U11) | Standard | 2025-02-08 | 2025-02-08 | Cape Town (WCT) | 5 | 1322.2 | 5 | 2 | 1285.8 | 0 | Details |
| 5 | CT Metro District East Schools Chess Individuals Trials 2025 (U11 Boys) | Standard | 2025-02-01 | 2025-02-02 | Cape Town (WCT) | 6 | 1322.2 | 6 | 4 | 1378 | 0 | Details |
| 6 | Helderberg Chess Club PS Development Tournament 2025 (U11 Boys) | Standard | 2025-01-25 | 2025-01-25 | Cape Town (WCT) | 5 | 1261.7 | 5 | 3 | 1468.5 | 0 | Details |
| 7 | De Hoop Chess Championship Tournament 2024 (U9) | Standard | 2024-10-12 | 2024-10-12 | Cape Town (WCT) | 5 | 1192.6 | 4 | 2 | 1302.1 | 0 | Details |
| 8 | Grant East Annual Primary School Invitational Chess Tournament 2024 (U9) | Standard | 2024-10-05 | 2024-10-05 | Cape Town (WCT) | 5 | 1192.6 | 5 | 3.5 | 1420.8 | 0 | Details |
| 9 | Western Cape Top Schools Championship 2024 (U9 Mixed) | Standard | 2024-08-30 | 2024-09-01 | Eden (WEG) | 6 | 1218.9 | 4 | 1 | 1050.3 | 0 | Details |
| 10 | CT Metro District East Top Schools Chess 2024 (U9 Mixed) | Standard | 2024-07-27 | 2024-07-28 | Cape Town (WCT) | 5 | 1153.2 | 5 | 4.5 | 1518.2 | 0 | Details |
| 11 | Cape Town Metro Schools Chess Closed Individuals 2024 (U9 Boys) | Standard | 2024-03-02 | 2024-03-03 | Cape Town (WCT) | 6 | 1226.4 | 6 | 0.5 | 880.2 | 0 | Details |
| 12 | De Hoop Teams Play Offs 2023 (U9 Mixed) | Standard | 2024-02-10 | 2024-02-10 | Cape Town (WCT) | 5 | 1170.5 | 5 | 3 | 1332.4 | 0 | Details |
| 13 | CT District East Schools Chess Individuals Trails 2024 (U7+U9 Boys) | Standard | 2024-02-03 | 2024-02-03 | Cape Town (WCT) | 5 | 1170.5 | 5 | 3 | 1327.6 | 0 | Details |
| 14 | Grant East Primary School Invitational Chess Tournament 2023 (U9 Mixed) | Rapid | 2023-11-04 | 2023-11-04 | Cape Town (WCT) | 6 | 1151.5 | 6 | 3.5 | 1277.6 | 0 | Details |
| 15 | De Hoop Chess Championship 2023 (U8) | Rapid | 2023-10-14 | 2023-10-14 | Cape Town (WCT) | 5 | 1169.2 | 4 | 1 | 993.6 | 0 | Details |
| 16 | CT Metro District East Top Schools Chess 2023 (U9 Mixed) | Rapid | 2023-07-29 | 2023-07-29 | Cape Town (WCT) | 5 | 1190.6 | 2 | 0 | 771 | 0 | Details |
| 17 | Rhenish Primary Tournament 2023 (U10) | Rapid | 2023-05-13 | 2023-05-13 | Cape Winelands (WCW) | 5 | 1214.4 | 5 | 1.5 | 1034.6 | 0 | Details |
| 18 | De Hoop Teams Play Offs 2023 (U9 Mixed) | Rapid | 2023-02-11 | 2023-02-11 | Cape Town (WCT) | 5 | 1200 | 5 | 3 | 1294.6 | 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 | 6 |
| Wins | 3 |
| Draws | 0 |
| Losses | 3 |
| White | 3 |
| Black | 3 |
| White wins | 1 |
| Black wins | 2 |
| Score | 3 |
| Percent | 50 |
| Dp | 0 |
| AOR | 1287.2 |
| Performance | 1287.2 |
Game statistics (History)
| Games | 89 |
| Wins | 37 |
| Draws | 11 |
| Losses | 41 |
| White | 43 |
| Black | 46 |
| White wins | 14 |
| Black wins | 23 |
| Score | 42.5 |
| Percent | 47.8 |
| Dp | -19.1 |
| AOR | 1252.2 |
| Performance | 1233.1 |
Rankings (Main)
| National | |
| Overall | 7090 |
| Gender | 5818 |
| Age group | 690 |
| Gender/Age | 544 |
| Provincial | |
| Overall | 2085 |
| Gender | 1632 |
| Age group | 239 |
| Gender/Age | 175 |
| Regional | |
| Overall | 936 |
| Gender | 782 |
| Age group | 91 |
| Gender/Age | 76 |
Rankings (Standard)
| National | |
| Overall | 6847 |
| Gender | 5532 |
| Age group | 711 |
| Gender/Age | 555 |
| Provincial | |
| Overall | 1919 |
| Gender | 1462 |
| Age group | 235 |
| Gender/Age | 166 |
| Regional | |
| Overall | 877 |
| Gender | 714 |
| Age group | 96 |
| Gender/Age | 79 |
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 | 6 |
| Score | 3 |
| Percent | 50 |
| Aor | 1287.2 |
| Dp | 0 |
| Prat | 1287.2 |
Performance (12 months)
| Games | 11 |
| Score | 5 |
| Percent | 45.5 |
| Aor | 1248.1 |
| Dp | -38.6 |
| Prat | 1209.5 |
Performance (History)
| Games | 89 |
| Score | 42.5 |
| Percent | 47.8 |
| Aor | 1252.2 |
| Dp | -19.1 |
| Prat | 1233.1 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Fourie, S (Steph) | 5 | 1 | 4 | De Hoop Teams Play Offs 2023 (U9 Mixed) | De Hoop Primary Schools Teams Play-offs 2025 (U11) | Details |
| Overall | 2 | Burnett, T (Tomas) | 4 | 2 | 2 | De Hoop Teams Play Offs 2023 (U9 Mixed) | De Hoop Chess Championship Tournament 2024 (U9) | Details |
| Overall | 3 | Marais, A (Alexander) | 3 | 3 | 0 | Grant East Primary School Invitational Chess Tournament 2023 (U9 Mixed) | CT Metro Schools Individual Closed 2025 (U11 Open) | Details |
| Overall | 4 | Koen, G (Gustav) | 3 | 2 | 1 | CT Metro District East Top Schools Chess 2023 (U9 Mixed) | Grant East Annual Primary School Invitational Chess Tournament 2024 (U9) | Details |
| Overall | 5 | Lourens, S (Simeon Juda) | 2 | 2 | 0 | De Hoop Teams Play Offs 2023 (U9 Mixed) | Grant East Annual Primary School Invitational Chess Tournament 2024 (U9) | Details |
| Standard | 1 | Fourie, S (Steph) | 3 | 1 | 2 | De Hoop Teams Play Offs 2023 (U9 Mixed) | De Hoop Primary Schools Teams Play-offs 2025 (U11) | Details |
| Standard | 2 | Nel, J (Joshua) | 2 | 2 | 0 | Helderberg Chess Club PS Development Tournament 2025 (U11 Boys) | CT Metro District East Schools Chess Individuals Trials 2026 (U11 Boys) | Details |
| Standard | 3 | Marais, A (Alexander) | 2 | 2 | 0 | CT District East Schools Chess Individuals Trails 2024 (U7+U9 Boys) | CT Metro Schools Individual Closed 2025 (U11 Open) | Details |
| Standard | 4 | Webb, P (Paul) | 2 | 0 | 2 | Grant East Annual Primary School Invitational Chess Tournament 2024 (U9) | CT Metro District East Schools Chess Individuals Trials 2026 (U11 Boys) | Details |
| Standard | 5 | Burnett, T (Tomas) | 2 | 0 | 2 | De Hoop Teams Play Offs 2023 (U9 Mixed) | De Hoop Chess Championship Tournament 2024 (U9) | Details |
| Rapid | 1 | Burnett, T (Tomas) | 2 | 2 | 0 | De Hoop Teams Play Offs 2023 (U9 Mixed) | De Hoop Chess Championship 2023 (U8) | Details |
| Rapid | 2 | Fourie, S (Steph) | 2 | 0 | 2 | De Hoop Teams Play Offs 2023 (U9 Mixed) | De Hoop Chess Championship 2023 (U8) | Details |