PLAYER PAGE
Alejandro Duvenage
1140145694Ekurhuleni (GE)Personal
Main rating
| Rating | 1257.1 |
| K-factor | 32 |
| Floor | 903.5 |
| Highest | 1451.7 (2025-09-01) |
| Min/Max +/- allowed | 116 |
| Rating Change () | |
| Games | 3 |
| Score | 1.5 |
| We | 2.59 |
| SWe | -0.81 |
| Temp +/- | -25.9 |
| Penalties | 0 |
| Weight perform | 1118.8 |
| Final +/- | -25.9 |
| New Rating () | |
| Rating | 1231.2 |
| K-factor | 32 |
| Floor | 903.5 |
| Highest | 1451.7 (2025-09-01) |
| Min/Max +/- allowed | 115.8 |
Standard rating
| Rating | 1243.2 |
| K-factor | 32 |
| Floor | 914.5 |
| Highest | 1448.8 (2025-09-01) |
| Min/Max +/- allowed | 116.3 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1118.8 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1243.2 |
| K-factor | 32 |
| Floor | 914.5 |
| Highest | 1448.8 (2025-09-01) |
| Min/Max +/- allowed | 116.3 |
Rapid rating
| Rating | 1200 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
| Rating Change () | |
| Games | 3 |
| Score | 1.5 |
| We | 2.46 |
| SWe | -0.96 |
| Temp +/- | -34.7 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | -34.7 |
| New Rating () | |
| Rating | 1165.3 |
| K-factor | 36 |
| Floor | 700 |
| Highest | 1200 (2018-10-01) |
| Min/Max +/- allowed | 165.8 |
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 |
| 1 | Gauteng Top Schools Teams 2026 (U13 Open) | Rapid | 2026-08-28 | 2026-08-28 | Ekurhuleni (GE) | 5 | 1257.1 | 3 | 1.5 | 933.9 | -25.9 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | Ekurhuleni 3rd Trials 2026 (F) | Standard | 2026-07-25 | 2026-07-25 | Ekurhuleni (GE) | 5 | 1257.1 | 5 | 2 | 1228 | -12.4 | Details |
| 2 | D5 Teams 2026 (U13 Open) | Standard | 2026-08-15 | 2026-08-15 | Ekurhuleni (GE) | 5 | 1257.1 | 5 | 3 | 1041.7 | -30.6 | Details |
| 3 | Ekurhuleni 2nd Trial 2026 (F) | Standard | 2026-06-20 | 2026-06-20 | Ekurhuleni (GE) | 5 | 1314.4 | 5 | 2 | 1230.6 | -14.2 | Details |
| 4 | JP Wagner Cup 2026 (U14) | Standard | 2026-01-31 | 2026-01-31 | Ekurhuleni (GE) | 5 | 1324.7 | 5 | 2 | 1238.5 | -9.1 | Details |
| 5 | Gauteng Inter-Region at Emerald Resort 2025 (U12 Candidates) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1364.3 | 5 | 1.5 | 1147.2 | -24.8 | Details |
| 6 | 2025 Gauteng Top Schools Teams (U11) | Standard | 2025-08-29 | 2025-08-29 | Tshwane (GTP) | 5 | 1441 | 5 | 4 | 1555.3 | 12 | Details |
| 7 | 2025 Gauteng Schools Provincial Individual Chess Championship (U11 Boys) | Standard | 2025-09-27 | 2025-09-27 | Tshwane (GTP) | 5 | 1441 | 4 | 1 | 1022.8 | -32.5 | Details |
| 8 | Ekurhuleni Trial 4 2025 (F) | Standard | 2025-09-21 | 2025-09-21 | Ekurhuleni (GE) | 5 | 1451.7 | 5 | 3 | 1401.8 | -4 | Details |
| 9 | D5 Teams 2025 (U11) | Standard | 2025-08-16 | 2025-08-16 | Ekurhuleni (GE) | 5 | 1336.6 | 5 | 5 | 1669 | 31.9 | Details |
| 10 | Ekurhuleni Trials 2025 (F) | Standard | 2025-07-26 | 2025-07-26 | Ekurhuleni (GE) | 5 | 1336.6 | 5 | 3 | 1383.7 | 5.3 | Details |
| 11 | Ekurhuleni Trial 2 2025 (F) | Standard | 2025-06-21 | 2025-06-21 | Ekurhuleni (GE) | 5 | 1330.9 | 5 | 3 | 1355.4 | 3.2 | Details |
| 12 | D5 Anker 2025 (U11 Boys) | Standard | 2025-05-17 | 2025-05-17 | Ekurhuleni (GE) | 5 | 1283.1 | 5 | 4 | 1455 | 17.6 | Details |
| 13 | Ekurhuleni Chess Open 2025 (D) | Standard | 2025-03-15 | 2025-03-15 | Ekurhuleni (GE) | 5 | 1265.8 | 5 | 3 | 1318.8 | 6 | Details |
| 14 | Ekurhuleni/Springs Open 025 (U12) | Standard | 2025-02-22 | 2025-02-22 | Ekurhuleni (GE) | 5 | 1269.6 | 5 | 2 | 1255.7 | -2.2 | Details |
| 15 | Gauteng Inter-Region at UJ 2024 (U12 Candidates) | Standard | 2024-12-07 | 2024-12-08 | Johannesburg Metro (GJM) | 5 | 1226.3 | 5 | 4 | 1437 | 24 | Details |
| 16 | Gauteng Top Schools 2024 (U11 Open) | Standard | 2024-10-04 | 2024-10-04 | Ekurhuleni (GE) | 5 | 1195.8 | 5 | 3 | 1363.3 | 16.9 | Details |
| 17 | Ekurhuleni Closed 2024 (U12) | Standard | 2024-09-21 | 2024-09-21 | Ekurhuleni (GE) | 5 | 1226.3 | 4 | 1 | 1104.5 | -9.6 | Details |
| 18 | Ekurhuleni Trails 3 2024 (U12) | Standard | 2024-08-24 | 2024-08-24 | Ekurhuleni (GE) | 5 | 1226.3 | 5 | 2 | 1158.1 | -7.3 | Details |
| 19 | Ekurhuleni Trails 2 2024 (U12) | Standard | 2024-07-27 | 2024-07-27 | Ekurhuleni (GE) | 5 | 1225.7 | 5 | 2 | 1223.6 | 0.3 | Details |
| 20 | Ekurhuleni Trails 1 2024 (U12) | Standard | 2024-06-01 | 2024-06-01 | Ekurhuleni (GE) | 5 | 1220.9 | 5 | 3 | 1254.6 | 2.7 | Details |
| 21 | 2022 Gauteng Schools Team Championships (U9 Open) | Standard | 2022-08-27 | 2022-08-27 | Tshwane (GTP) | 5 | 1200 | 5 | 3 | 1299.9 | 10.5 | 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 | 23 |
| Wins | 10 |
| Draws | 1 |
| Losses | 12 |
| White | 13 |
| Black | 10 |
| White wins | 7 |
| Black wins | 3 |
| Score | 10.5 |
| Percent | 45.7 |
| Dp | -37 |
| AOR | 1188.9 |
| Performance | 1152 |
Game statistics (History)
| Games | 106 |
| Wins | 57 |
| Draws | 2 |
| Losses | 47 |
| White | 52 |
| Black | 54 |
| White wins | 27 |
| Black wins | 30 |
| Score | 58 |
| Percent | 54.7 |
| Dp | 40.1 |
| AOR | 1246.7 |
| Performance | 1286.8 |
Rankings (Main)
| National | |
| Overall | 8083 |
| Gender | 6518 |
| Age group | 1381 |
| Gender/Age | 1010 |
| Provincial | |
| Overall | 2806 |
| Gender | 2244 |
| Age group | 475 |
| Gender/Age | 349 |
| Regional | |
| Overall | 656 |
| Gender | 491 |
| Age group | 126 |
| Gender/Age | 86 |
Rankings (Standard)
| National | |
| Overall | 7534 |
| Gender | 5943 |
| Age group | 1339 |
| Gender/Age | 961 |
| Provincial | |
| Overall | 2717 |
| Gender | 2123 |
| Age group | 480 |
| Gender/Age | 346 |
| Regional | |
| Overall | 573 |
| Gender | 419 |
| Age group | 107 |
| Gender/Age | 72 |
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 | 23 |
| Score | 10.5 |
| Percent | 45.7 |
| Aor | 1188.9 |
| Dp | -37 |
| Prat | 1152 |
Performance (12 months)
| Games | 28 |
| Score | 12 |
| Percent | 42.9 |
| Aor | 1211.8 |
| Dp | -60.7 |
| Prat | 1151.1 |
Performance (History)
| Games | 106 |
| Score | 58 |
| Percent | 54.7 |
| Aor | 1246.7 |
| Dp | 40.1 |
| Prat | 1286.8 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Khumalo, ME (Musawenkosi Ethan) | 4 | 4 | 0 | Ekurhuleni/Springs Open 025 (U12) | Ekurhuleni 3rd Trials 2026 (F) | Details |
| Overall | 2 | Mayanga, D (David) | 4 | 2 | 2 | Ekurhuleni Trial 2 2025 (F) | Ekurhuleni 2nd Trial 2026 (F) | Details |
| Overall | 3 | Mosala, A (Atlehang) | 3 | 3 | 0 | Ekurhuleni/Springs Open 025 (U12) | Ekurhuleni Trial 4 2025 (F) | Details |
| Overall | 4 | Bhomela, O (Owethu) | 2 | 2 | 0 | Ekurhuleni Trails 3 2024 (U12) | Ekurhuleni Chess Open 2025 (D) | Details |
| Overall | 5 | Verwey, R (Reuben) | 2 | 2 | 0 | Ekurhuleni Trails 2 2024 (U12) | Ekurhuleni Trials 2025 (F) | Details |
| Standard | 1 | Mayanga, D (David) | 4 | 2 | 2 | Ekurhuleni Trial 2 2025 (F) | Ekurhuleni 2nd Trial 2026 (F) | Details |
| Standard | 2 | Khumalo, ME (Musawenkosi Ethan) | 4 | 4 | 0 | Ekurhuleni/Springs Open 025 (U12) | Ekurhuleni 3rd Trials 2026 (F) | Details |
| Standard | 3 | Mosala, A (Atlehang) | 3 | 3 | 0 | Ekurhuleni/Springs Open 025 (U12) | Ekurhuleni Trial 4 2025 (F) | Details |
| Standard | 4 | Thoobe, M (Moshala) | 2 | 0 | 2 | Ekurhuleni Trial 2 2025 (F) | Ekurhuleni Trial 4 2025 (F) | Details |
| Standard | 5 | Sithole, A (Adiel Ean) | 2 | 1 | 1 | Ekurhuleni Trails 3 2024 (U12) | JP Wagner Cup 2026 (U14) | Details |