PLAYER PAGE
Charles Serrao
1160301382Ekurhuleni (GE)Personal
Main rating
| Rating | 1330.5 |
| K-factor | 36 |
| Floor | 846.6 |
| Highest | 1397.7 (2024-06-01) |
| Min/Max +/- allowed | 125 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1330.1 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1330.5 |
| K-factor | 36 |
| Floor | 846.6 |
| Highest | 1397.7 (2024-06-01) |
| Min/Max +/- allowed | 125.1 |
Standard rating
| Rating | 1358.4 |
| K-factor | 36 |
| Floor | 804.2 |
| Highest | 1358.4 (2026-02-28) |
| Min/Max +/- allowed | 132.3 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1358.7 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1358.4 |
| K-factor | 36 |
| Floor | 804.2 |
| Highest | 1358.4 (2026-02-28) |
| Min/Max +/- allowed | 132.3 |
Rapid rating
| Rating | 1240.6 |
| K-factor | 36 |
| Floor | 808.6 |
| Highest | 1476.1 (2024-06-01) |
| Min/Max +/- allowed | 111.9 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1129.1 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1240.6 |
| K-factor | 36 |
| Floor | 808.6 |
| Highest | 1476.1 (2024-06-01) |
| Min/Max +/- allowed | 111.9 |
Blitz rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2024-04-01) |
| 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 (2024-04-01) |
| Min/Max +/- allowed | 165.8 |
Rating Graph
Tournaments
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Hoerskool Drie Riviere Chess Open 07 March 2026 (E) | Standard | 2026-03-07 | 2026-03-07 | Sedibeng (GSV) | 5 | 1330.5 | 5 | 3 | 1413.6 | 13.4 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Chess Power House February Open 2026 (D) | Standard | 2026-02-21 | 2026-02-21 | Ekurhuleni (GE) | 5 | 1267.8 | 5 | 4 | 1597.7 | 0 | Details |
| 2 | JCC ChessPowerHouse Feb Rapid 2026 (D) | Rapid | 2026-02-15 | 2026-02-15 | Johannesburg Metro (GJM) | 5 | 1267.8 | 5 | 2 | 1162.6 | 0 | Details |
| 3 | JP Wagner Cup 2026 (U14) | Standard | 2026-01-31 | 2026-01-31 | Ekurhuleni (GE) | 5 | 1267.8 | 5 | 3 | 1392.4 | 0 | Details |
| 4 | First Knight Riders Juniors Open Chess Tournament 2026 (D) | Standard | 2026-01-17 | 2026-01-17 | Johannesburg Metro (GJM) | 5 | 1278.1 | 5 | 2 | 1272.5 | 0 | Details |
| 5 | 2025 Mzansi Individual Championships (U10 Open) | Classical | 2025-12-17 | 2025-12-20 | Nelson Mandela Bay (ENM) | 6 | 1288.1 | 6 | 0.5 | 967.5 | 0 | Details |
| 6 | 2025 Mzansi Inter Provincial Team Championships (U10 Combined) | Standard | 2025-12-15 | 2025-12-17 | Nelson Mandela Bay (ENM) | 6 | 1288.1 | 6 | 2.5 | 1267.7 | 0 | Details |
| 7 | Gauteng Inter-Region at Emerald Resort 2025 (U10 Candidates) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1288.1 | 5 | 1 | 1073.3 | 0 | Details |
| 8 | Ekurhuleni Trials 2025 (G) | Standard | 2025-05-24 | 2025-05-24 | Ekurhuleni (GE) | 5 | 1288.1 | 4 | 1 | 981.2 | 0 | Details |
| 9 | Chess Molecules Open Tournament 2025 (D) | Rapid | 2025-04-19 | 2025-04-19 | Johannesburg Metro (GJM) | 5 | 1294.9 | 5 | 2 | 1249.8 | 0 | Details |
| 10 | Ekurhuleni Chess Open 2025 (E) | Standard | 2025-03-15 | 2025-03-15 | Ekurhuleni (GE) | 5 | 1289.9 | 5 | 3 | 1324.7 | 0 | Details |
| 11 | Chess Power House Feb Rapid 2025 (C) | Rapid | 2025-02-02 | 2025-02-02 | Johannesburg Metro (GJM) | 5 | 1290.5 | 5 | 3 | 1290.8 | 0 | Details |
| 12 | Gauteng Inter-Region at UJ 2024 (U10 Open) | Standard | 2024-12-07 | 2024-12-08 | Johannesburg Metro (GJM) | 5 | 1324.7 | 5 | 1 | 1146.8 | 0 | Details |
| 13 | Ekurhuleni Trails 3 2024 (U8+U10) | Standard | 2024-08-24 | 2024-08-24 | Ekurhuleni (GE) | 5 | 1294.2 | 5 | 4 | 1459.9 | 0 | Details |
| 14 | Ekurhuleni Trails 2 2024 (U8+U10) | Standard | 2024-07-27 | 2024-07-27 | Ekurhuleni (GE) | 5 | 1346.6 | 4 | 2 | 1264 | 0 | Details |
| 15 | Midvaal Winter Classic 13 July 2024 (F) | Rapid | 2024-07-13 | 2024-07-13 | Sedibeng (GSV) | 7 | 1346.6 | 6 | 2 | 1075.2 | 0 | Details |
| 16 | Chess Molecules Open Chess Tournament 2024 (Grade 0-2) | Rapid | 2024-06-08 | 2024-06-08 | Johannesburg Metro (GJM) | 5 | 1285.9 | 4 | 4 | 1630.9 | 0 | Details |
| 17 | GoForChess Junior Chess Championships 2024 (Junior) | Standard | 2024-05-19 | 2024-05-19 | Johannesburg Metro (GJM) | 5 | 1252.9 | 5 | 3 | 1336.6 | 0 | Details |
| 18 | Chess Power House May Open 2024 (E) | Standard | 2024-05-25 | 2024-05-25 | Johannesburg Metro (GJM) | 5 | 1252.9 | 5 | 3 | 1283.6 | 0 | Details |
| 19 | JCC King David Linksfield Rapid 2024 (D) | Rapid | 2024-04-21 | 2024-04-21 | Johannesburg Metro (GJM) | 5 | 1194.2 | 5 | 4 | 1487.3 | 0 | Details |
| 20 | Ekurhuleni Open 2024 (E) | Standard | 2024-04-06 | 2024-04-06 | Ekurhuleni (GE) | 5 | 1194.2 | 5 | 3 | 1325.4 | 0 | Details |
| 21 | CPH St Andrew's Rapid 2024 (D) | Rapid | 2024-03-30 | 2024-03-30 | Ekurhuleni (GE) | 5 | 1200 | 5 | 2 | 1140.7 | 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 | 20 |
| Wins | 11 |
| Draws | 0 |
| Losses | 9 |
| White | 10 |
| Black | 10 |
| White wins | 6 |
| Black wins | 5 |
| Score | 11 |
| Percent | 55 |
| Dp | 42.5 |
| AOR | 1313.8 |
| Performance | 1356.3 |
Game statistics (History)
| Games | 105 |
| Wins | 50 |
| Draws | 4 |
| Losses | 51 |
| White | 52 |
| Black | 53 |
| White wins | 28 |
| Black wins | 22 |
| Score | 52 |
| Percent | 49.5 |
| Dp | -4 |
| AOR | 1271.6 |
| Performance | 1267.5 |
Rankings (Main)
| National | |
| Overall | 4988 |
| Gender | 4164 |
| Age group | 447 |
| Gender/Age | 354 |
| Provincial | |
| Overall | 1688 |
| Gender | 1410 |
| Age group | 155 |
| Gender/Age | 130 |
| Regional | |
| Overall | 320 |
| Gender | 254 |
| Age group | 19 |
| Gender/Age | 16 |
Rankings (Standard)
| National | |
| Overall | 3809 |
| Gender | 3186 |
| Age group | 328 |
| Gender/Age | 261 |
| Provincial | |
| Overall | 1357 |
| Gender | 1133 |
| Age group | 121 |
| Gender/Age | 102 |
| Regional | |
| Overall | 232 |
| Gender | 191 |
| Age group | 9 |
| Gender/Age | 9 |
Rankings (Rapid)
| National | |
| Overall | 3197 |
| Gender | 2566 |
| Age group | 436 |
| Gender/Age | 335 |
| Provincial | |
| Overall | 602 |
| Gender | 479 |
| Age group | 77 |
| Gender/Age | 65 |
| Regional | |
| Overall | 223 |
| Gender | 154 |
| Age group | 37 |
| Gender/Age | 32 |
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 | 20 |
| Score | 11 |
| Percent | 55 |
| Aor | 1313.8 |
| Dp | 42.5 |
| Prat | 1356.3 |
Performance (12 months)
| Games | 51 |
| Score | 21 |
| Percent | 41.2 |
| Aor | 1304.4 |
| Dp | -75 |
| Prat | 1229.4 |
Performance (History)
| Games | 105 |
| Score | 52 |
| Percent | 49.5 |
| Aor | 1271.6 |
| Dp | -4 |
| Prat | 1267.5 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Rodda, T (Tirza) | 2 | 2 | 0 | Chess Power House May Open 2024 (E) | First Knight Riders Juniors Open Chess Tournament 2026 (D) | Details |
| Overall | 2 | Du Pisani, M (Malcolm) | 2 | 2 | 0 | CPH St Andrew's Rapid 2024 (D) | JCC King David Linksfield Rapid 2024 (D) | Details |
| Overall | 3 | Steyn, K (Kian) | 2 | 1 | 1 | Chess Molecules Open Tournament 2025 (D) | First Knight Riders Juniors Open Chess Tournament 2026 (D) | Details |
| Overall | 4 | Meyerowitz, M (Matai) | 2 | 2 | 0 | Gauteng Inter-Region at Emerald Resort 2025 (U10 Candidates) | JCC ChessPowerHouse Feb Rapid 2026 (D) | Details |
| Overall | 5 | Gabel Smit, H (Heinrich) | 2 | 1 | 1 | Ekurhuleni Chess Open 2025 (E) | Ekurhuleni Trials 2025 (G) | Details |
| Standard | 1 | Gabel Smit, H (Heinrich) | 2 | 1 | 1 | Ekurhuleni Chess Open 2025 (E) | Ekurhuleni Trials 2025 (G) | Details |
| Standard | 2 | Rodda, T (Tirza) | 2 | 2 | 0 | Chess Power House May Open 2024 (E) | First Knight Riders Juniors Open Chess Tournament 2026 (D) | Details |
| Rapid | 1 | Du Pisani, M (Malcolm) | 2 | 2 | 0 | CPH St Andrew's Rapid 2024 (D) | JCC King David Linksfield Rapid 2024 (D) | Details |