PLAYER PAGE
Stefan van der Merwe
1120316252Cape Winelands (WCW)Personal
Main rating
| Rating | 1348.5 |
| K-factor | 36 |
| Floor | 848.5 |
| Highest | 1348.5 (2026-02-28) |
| Min/Max +/- allowed | 134 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1348.5 |
| K-factor | 36 |
| Floor | 848.5 |
| Highest | 1348.5 (2026-02-28) |
| Min/Max +/- allowed | 134.2 |
Standard rating
| Rating | 1333.6 |
| K-factor | 36 |
| Floor | 833.6 |
| Highest | 1333.6 (2026-02-28) |
| Min/Max +/- allowed | 137.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1333.6 |
| K-factor | 36 |
| Floor | 833.6 |
| Highest | 1333.6 (2026-02-28) |
| Min/Max +/- allowed | 137.1 |
Rapid rating
| Rating | 1260.7 |
| K-factor | 36 |
| Floor | 760.7 |
| Highest | 1260.7 (2025-09-01) |
| Min/Max +/- allowed | 152.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1260.7 |
| K-factor | 36 |
| Floor | 760.7 |
| Highest | 1260.7 (2025-09-01) |
| Min/Max +/- allowed | 152.1 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2025-03-01) |
| 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 (2025-03-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Cape Winelands Schools - High School Trials 1 2026 (U15 Boys) | Standard | 2026-02-28 | 2026-02-28 | Cape Winelands | 5 | 1347.8 | 5 | 3 | 1407.2 | 9.3 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Marie Delport Memorial 2026 (Open) | Standard | 2026-01-31 | 2026-01-31 | Cape Winelands (WCW) | 6 | 1303.5 | 6 | 4 | 1504.5 | 0 | Details |
| 2 | Paarl Boys' High School Chess Festival 2025 (Primary Schools) | Standard | 2025-10-17 | 2025-10-18 | Cape Winelands (WCW) | 6 | 1248.5 | 6 | 4 | 1510.7 | 0 | Details |
| 3 | Kleinmond Chess Club Open 2025 (U14) | Rapid | 2025-08-30 | 2025-08-30 | Overberg (WOS) | 6 | 1216.3 | 6 | 4 | 1451.6 | 0 | Details |
| 4 | Cape Winelands Open 2025 (U14) | Standard | 2025-07-19 | 2025-07-19 | Cape Winelands (WCW) | 5 | 1200 | 5 | 2 | 1292.5 | 0 | Details |
| 5 | Cape Winelands Schools - Trials 1 2025 (U13 Boys) | Standard | 2025-02-22 | 2025-02-22 | Cape Winelands (WCW) | 5 | 1200 | 2 | 1 | 1191.6 | 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 | 4 |
| Draws | 0 |
| Losses | 2 |
| White | 3 |
| Black | 3 |
| White wins | 2 |
| Black wins | 2 |
| Score | 4 |
| Percent | 66.7 |
| Dp | 141.7 |
| AOR | 1362.8 |
| Performance | 1504.5 |
Game statistics (History)
| Games | 25 |
| Wins | 15 |
| Draws | 0 |
| Losses | 10 |
| White | 13 |
| Black | 12 |
| White wins | 10 |
| Black wins | 5 |
| Score | 15 |
| Percent | 60 |
| Dp | 85 |
| AOR | 1340.8 |
| Performance | 1425.8 |
Rankings (Main)
| National | |
| Overall | 4442 |
| Gender | 3725 |
| Age group | 683 |
| Gender/Age | 529 |
| Provincial | |
| Overall | 1347 |
| Gender | 1079 |
| Age group | 212 |
| Gender/Age | 156 |
| Regional | |
| Overall | 191 |
| Gender | 138 |
| Age group | 39 |
| Gender/Age | 28 |
Rankings (Standard)
| National | |
| Overall | 4402 |
| Gender | 3671 |
| Age group | 694 |
| Gender/Age | 542 |
| Provincial | |
| Overall | 1262 |
| Gender | 988 |
| Age group | 197 |
| Gender/Age | 142 |
| Regional | |
| Overall | 179 |
| Gender | 129 |
| Age group | 34 |
| Gender/Age | 25 |
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 | 4 |
| Percent | 66.7 |
| Aor | 1362.8 |
| Dp | 141.7 |
| Prat | 1504.5 |
Performance (12 months)
| Games | 23 |
| Score | 14 |
| Percent | 60.9 |
| Aor | 1353.8 |
| Dp | 92.4 |
| Prat | 1446.2 |
Performance (History)
| Games | 25 |
| Score | 15 |
| Percent | 60 |
| Aor | 1340.8 |
| Dp | 85 |
| Prat | 1425.8 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
