PLAYER PAGE
Rossouw Coetzer
1170159267Overberg (WOS)Personal
Main rating
| Rating | 1473.1 |
| K-factor | 32 |
| Floor | 973.1 |
| Highest | 1473.1 (2026-07-01) |
| Min/Max +/- allowed | 112 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1437.3 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1473.1 |
| K-factor | 32 |
| Floor | 973.1 |
| Highest | 1473.1 (2026-07-01) |
| Min/Max +/- allowed | 112.4 |
Standard rating
| Rating | 1410.7 |
| K-factor | 32 |
| Floor | 948.9 |
| Highest | 1513.9 (2024-05-01) |
| Min/Max +/- allowed | 106 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1382 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1410.7 |
| K-factor | 32 |
| Floor | 948.9 |
| Highest | 1513.9 (2024-05-01) |
| Min/Max +/- allowed | 106 |
Rapid rating
| Rating | 1500.1 |
| K-factor | 32 |
| Floor | 1014.7 |
| Highest | 1514.7 (2025-03-01) |
| Min/Max +/- allowed | 105.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1480.2 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1500.1 |
| K-factor | 32 |
| Floor | 1014.7 |
| Highest | 1514.7 (2025-03-01) |
| Min/Max +/- allowed | 105.9 |
Blitz rating
| Rating | 1298.5 |
| K-factor | 36 |
| Floor | 798.5 |
| Highest | 1298.5 (2025-05-05) |
| Min/Max +/- allowed | 144.1 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1298.5 |
| K-factor | 36 |
| Floor | 798.5 |
| Highest | 1298.5 (2025-05-05) |
| Min/Max +/- allowed | 144.1 |
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 | Curro Hermanus Winter Open 2026 (U9) | Rapid | 2026-06-20 | 2026-06-20 | Overberg (WOS) | 6 | 1462.3 | 6 | 4 | 1528.3 | 10.7 | Details |
| 2 | 2026 WCSC PS Individual Championship (U9 Boys) | Standard | 2026-05-16 | 2026-05-17 | Overberg (WOS) | 6 | 1437.8 | 6 | 4 | 1574.3 | 25.6 | Details |
| 3 | Moja Chess Extravaganza 2026 (U10) | Standard | 2026-04-25 | 2026-04-26 | Cape Town (WCT) | 5 | 1437.8 | 5 | 2.5 | 1406.1 | -3.8 | Details |
| 4 | Overberg Schools Primary School Closed 2026 (U9 Boys) | Standard | 2026-03-21 | 2026-03-21 | Overberg (WOS) | 5 | 1425.2 | 5 | 3 | 1384.7 | -5 | Details |
| 5 | Overberg Schools Primary School Trials (Region 1) 2026 (U9 Boys) | Rapid | 2026-02-28 | 2026-02-28 | Overberg | 6 | 1425.2 | 6 | 5 | 1552.7 | 17.6 | Details |
| 6 | Overberg Schools Open Championship 2026 (U9) | Rapid | 2026-01-31 | 2026-01-31 | Overberg (WOS) | 6 | 1401.2 | 6 | 6 | 1719.8 | 14.5 | Details |
| 7 | Western Cape Club Championship 2025 (C) | Standard | 2025-10-25 | 2025-10-26 | Overberg (WOS) | 5 | 1407.7 | 4 | 1.5 | 1199 | -16.3 | Details |
| 8 | Kingsway Chess Open 2025 (U8) | Rapid | 2025-09-20 | 2025-09-20 | Overberg (WOS) | 6 | 1406.5 | 6 | 4 | 1416.1 | 0.8 | Details |
| 9 | 4th Curro Durbanville Rapid Open 2025 (Intermediate) | Rapid | 2025-07-19 | 2025-07-19 | Cape Town (WCT) | 7 | 1418.5 | 7 | 4 | 1315.6 | -7.5 | Details |
| 10 | Western Cape Schools Individual Championship 2025 (U9 Boys) | Standard | 2025-05-17 | 2025-05-18 | Cape Winelands (WCW) | 6 | 1386.6 | 6 | 4 | 1478.6 | 10.8 | Details |
| 11 | Brave Knights Rapid 2025 (U9) | Rapid | 2025-05-03 | 2025-05-03 | Cape Winelands (WCW) | 6 | 1386.6 | 6 | 4 | 1488.9 | 9 | Details |
| 12 | FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Blitz) | Blitz | 2025-04-16 | 2025-04-17 | Geece (GRE) | 11 | 1471.5 | 11 | 5 | 1436.1 | -2.1 | Details |
| 13 | FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Rapid) | Rapid | 2025-04-13 | 2025-04-15 | Greece (GRE) | 11 | 1471.5 | 11 | 4 | 1352.6 | -10.6 | Details |
| 14 | South African Junior Closed Chess Championships 2025 (U8 Open) | Classical | 2025-03-31 | 2025-04-05 | Cape Winelands (WCW) | 9 | 1471.5 | 9 | 3.5 | 1276 | -40.4 | Details |
| 15 | Overberg Schools - PS Closed 2025 (U9 Boys) | Standard | 2025-03-08 | 2025-03-08 | Overberg (WOS) | 5 | 1468.5 | 5 | 3.5 | 1493.2 | 1.8 | Details |
| 16 | Overberg Schools - PS Trials (Region 1) 2025 (U9 Boys) | Rapid | 2025-02-22 | 2025-02-22 | Overberg (WOS) | 6 | 1377.1 | 6 | 5 | 1555.6 | 15.3 | Details |
| 17 | Curro Hermanus Summer Open 2025 (U9) | Rapid | 2025-02-08 | 2025-02-08 | Overberg (WOS) | 6 | 1377.1 | 6 | 5 | 1575.2 | 16.9 | Details |
| 18 | Overberg Schools & Federation Open 2025 (U9) | Rapid | 2025-02-01 | 2025-02-01 | Overberg (WOS) | 6 | 1377.1 | 6 | 5.5 | 1667.5 | 24.8 | Details |
| 19 | Mzansi Interprovincial Youth Chess Championships 2024 (U8 Open Championship) | Classical | 2024-12-16 | 2024-12-19 | Capricorn (LCP) | 7 | 1381.9 | 7 | 3.5 | 1367.1 | -3.2 | Details |
| 20 | Helderberg Chess Club Open 2024 (B) | Standard | 2024-11-09 | 2024-11-10 | Cape Town (WCT) | 6 | 1440.3 | 6 | 2.5 | 1126.9 | -36.5 | Details |
| 21 | Strategema Chess October 2024 (U7) | Standard | 2024-10-05 | 2024-10-05 | Cape Winelands (WCW) | 5 | 1406 | 5 | 5 | 1630.8 | 21.4 | Details |
| 22 | Overberg GP Invitational Day 2 2024 (C) | Standard | 2024-09-27 | 2024-09-27 | Overberg (WOS) | 5 | 1401.7 | 5 | 3 | 1317.7 | -8.8 | Details |
| 23 | Overberg GP Invitational Day 1 2024 (C) | Standard | 2024-09-26 | 2024-09-26 | Overberg (WOS) | 5 | 1401.7 | 5 | 3.5 | 1492.5 | 8.1 | Details |
| 24 | Kleinmond Chess Club Open 2024 (U10) | Rapid | 2024-09-07 | 2024-09-07 | Overberg (WOS) | 6 | 1401.7 | 6 | 4 | 1388.1 | -1 | Details |
| 25 | Western Cape Top Schools Championship 2024 (U7 Mixed) | Standard | 2024-08-30 | 2024-09-01 | Eden (WEG) | 5 | 1401.7 | 4 | 3 | 1457 | 4.3 | Details |
| 26 | Overberg Schools - Top Schools 2024 (U7+U9 Mixed) | Standard | 2024-07-27 | 2024-07-27 | Overberg (WOS) | 5 | 1429.3 | 5 | 2.5 | 1256.9 | -17.3 | Details |
| 27 | Western Cape - Kings and Queens 2024 (Boys) | Rapid | 2024-06-08 | 2024-06-08 | Overberg (WOS) | 5 | 1422 | 4 | 3.5 | 1502.2 | 4.6 | Details |
| 28 | Western Cape PS Individuals Championship 2024 (U7 Boys) | Standard | 2024-05-04 | 2024-05-05 | West Coast (WCU) | 6 | 1304.3 | 6 | 6 | 1680.1 | 44.2 | Details |
| 29 | Overberg Schools - PS Closed 2024 (U7 Mixed) | Standard | 2024-03-16 | 2024-03-16 | Overberg (WOS) | 5 | 1210.6 | 5 | 4 | 1444.5 | 23.7 | Details |
| 30 | Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) | Rapid | 2024-03-02 | 2024-03-02 | Overberg (WOS) | 5 | 1210.6 | 5 | 5 | 1617.7 | 28.5 | Details |
| 31 | Overberg Open Rapid 2024 (U7+U9) | Rapid | 2024-01-27 | 2024-01-27 | Overberg (WOS) | 5 | 1215.2 | 5 | 2 | 1162.9 | -2.5 | Details |
| 32 | Overberg Top Schools 2023 (U7+U9) | Standard | 2023-08-05 | 2023-08-05 | Overberg (WOS) | 5 | 1200 | 5 | 3 | 1279.5 | 8.5 | 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 | 34 |
| Wins | 24 |
| Draws | 1 |
| Losses | 9 |
| White | 15 |
| Black | 19 |
| White wins | 12 |
| Black wins | 12 |
| Score | 24.5 |
| Percent | 72.1 |
| Dp | 187.5 |
| AOR | 1347.9 |
| Performance | 1535.4 |
Game statistics (History)
| Games | 190 |
| Wins | 117 |
| Draws | 14 |
| Losses | 59 |
| White | 93 |
| Black | 97 |
| White wins | 59 |
| Black wins | 58 |
| Score | 124 |
| Percent | 65.3 |
| Dp | 129.7 |
| AOR | 1309.8 |
| Performance | 1439.6 |
Rankings (Main)
| National | |
| Overall | 2356 |
| Gender | 2044 |
| Age group | 74 |
| Gender/Age | 64 |
| Provincial | |
| Overall | 727 |
| Gender | 607 |
| Age group | 24 |
| Gender/Age | 20 |
| Regional | |
| Overall | 29 |
| Gender | 25 |
| Age group | 2 |
| Gender/Age | 2 |
Rankings (Standard)
| National | |
| Overall | 3038 |
| Gender | 2547 |
| Age group | 115 |
| Gender/Age | 91 |
| Provincial | |
| Overall | 884 |
| Gender | 692 |
| Age group | 37 |
| Gender/Age | 27 |
| Regional | |
| Overall | 39 |
| Gender | 28 |
| Age group | 1 |
| Gender/Age | 1 |
Rankings (Rapid)
| National | |
| Overall | 405 |
| Gender | 375 |
| Age group | 8 |
| Gender/Age | 7 |
| Provincial | |
| Overall | 184 |
| Gender | 170 |
| Age group | 5 |
| Gender/Age | 5 |
| Regional | |
| Overall | 13 |
| Gender | 12 |
| Age group | 1 |
| Gender/Age | 1 |
Rankings (Blitz)
| National | |
| Overall | 332 |
| Gender | 318 |
| Age group | 6 |
| Gender/Age | 5 |
| Provincial | |
| Overall | 109 |
| Gender | 106 |
| Age group | 1 |
| Gender/Age | 1 |
| Regional | |
| Overall | 4 |
| Gender | 4 |
| Age group | 1 |
| Gender/Age | 1 |
Performance ( )
| Games | 0 |
| Score | 0 |
| Percent | 0 |
| Aor | 0 |
| Dp | 0 |
| Prat | 0 |
Performance ()
| Games | 34 |
| Score | 24.5 |
| Percent | 72.1 |
| Aor | 1347.9 |
| Dp | 187.5 |
| Prat | 1535.4 |
Performance (12 months)
| Games | 44 |
| Score | 30 |
| Percent | 68.2 |
| Aor | 1334 |
| Dp | 154.5 |
| Prat | 1488.6 |
Performance (History)
| Games | 190 |
| Score | 124 |
| Percent | 65.3 |
| Aor | 1309.8 |
| Dp | 129.7 |
| Prat | 1439.6 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Louw, S (Sarel Johannes) | 11 | 3 | 8 | Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) | Overberg Schools Primary School Trials (Region 1) 2026 (U9 Boys) | Details |
| Overall | 2 | Badenhorst, R (Rouxan) | 7 | 2 | 5 | Overberg Open Rapid 2024 (U7+U9) | Brave Knights Rapid 2025 (U9) | Details |
| Overall | 3 | Lourens, L (Lihan) | 7 | 3 | 4 | Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) | Overberg Schools Primary School Closed 2026 (U9 Boys) | Details |
| Overall | 4 | Barnard, H (Hendrik) | 5 | 1 | 4 | Overberg Schools & Federation Open 2025 (U9) | Overberg Schools Primary School Trials (Region 1) 2026 (U9 Boys) | Details |
| Overall | 5 | Smit, G (Gerrit) | 4 | 1 | 3 | Western Cape PS Individuals Championship 2024 (U7 Boys) | 2026 WCSC PS Individual Championship (U9 Boys) | Details |
| Standard | 1 | Louw, S (Sarel Johannes) | 6 | 1 | 5 | Overberg Schools - PS Closed 2024 (U7 Mixed) | Overberg Schools - PS Closed 2025 (U9 Boys) | Details |
| Standard | 2 | Lourens, L (Lihan) | 4 | 2 | 2 | Overberg Schools - PS Closed 2024 (U7 Mixed) | Overberg Schools Primary School Closed 2026 (U9 Boys) | Details |
| Standard | 3 | Van Der Merwe, F (Finley) | 3 | 1 | 2 | Western Cape PS Individuals Championship 2024 (U7 Boys) | Mzansi Interprovincial Youth Chess Championships 2024 (U8 Open Championship) | Details |
| Standard | 4 | Smit, G (Gerrit) | 3 | 0 | 3 | Western Cape PS Individuals Championship 2024 (U7 Boys) | 2026 WCSC PS Individual Championship (U9 Boys) | Details |
| Standard | 5 | Vermeulen, E (Elster) | 3 | 2 | 1 | Western Cape Top Schools Championship 2024 (U7 Mixed) | 2026 WCSC PS Individual Championship (U9 Boys) | Details |
| Rapid | 1 | Badenhorst, R (Rouxan) | 5 | 2 | 3 | Overberg Open Rapid 2024 (U7+U9) | Brave Knights Rapid 2025 (U9) | Details |
| Rapid | 2 | Louw, S (Sarel Johannes) | 5 | 2 | 3 | Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) | Overberg Schools Primary School Trials (Region 1) 2026 (U9 Boys) | Details |
| Rapid | 3 | Barnard, H (Hendrik) | 3 | 0 | 3 | Overberg Schools & Federation Open 2025 (U9) | Overberg Schools Primary School Trials (Region 1) 2026 (U9 Boys) | Details |
| Rapid | 4 | Lourens, L (Lihan) | 3 | 1 | 2 | Overberg Schools - PS Trials Region 3 2024 (U7 Mixed) | Overberg Schools Open Championship 2026 (U9) | Details |
| Rapid | 5 | Lingenfelder, S (Stephanus) | 3 | 2 | 1 | Overberg Schools & Federation Open 2025 (U9) | Brave Knights Rapid 2025 (U9) | Details |