PLAYER PAGE
David Conradie
1180147825Johannesburg Metro (GJM)Personal
Main rating
| Rating | 1612.5 |
| K-factor | 28 |
| Floor | 1172.6 |
| Highest | 1672.6 (2026-07-01) |
| Min/Max +/- allowed | 85 |
| Rating Change () | |
| Games | 5 |
| Score | 3.5 |
| We | 4.18 |
| SWe | -0.6 |
| Temp +/- | -16.8 |
| Penalties | 0 |
| Weight perform | 1463.6 |
| Final +/- | -16.8 |
| New Rating () | |
| Rating | 1595.7 |
| K-factor | 28 |
| Floor | 1172.6 |
| Highest | 1672.6 (2026-07-01) |
| Min/Max +/- allowed | 84.6 |
Standard rating
| Rating | 1607.6 |
| K-factor | 28 |
| Floor | 1174.7 |
| Highest | 1674.7 (2026-07-01) |
| Min/Max +/- allowed | 84.3 |
| Rating Change () | |
| Games | 0 |
| Score | 0 |
| We | 0 |
| SWe | 0 |
| Temp +/- | 0 |
| Penalties | 0 |
| Weight perform | 1552.6 |
| Final +/- | 0 |
| New Rating () | |
| Rating | 1607.6 |
| K-factor | 28 |
| Floor | 1174.7 |
| Highest | 1674.7 (2026-07-01) |
| Min/Max +/- allowed | 84.3 |
Rapid rating
| Rating | 1281.9 |
| K-factor | 36 |
| Floor | 781.9 |
| Highest | 1281.9 (2025-05-05) |
| Min/Max +/- allowed | 147.6 |
| Rating Change () | |
| Games | 5 |
| Score | 3.5 |
| We | 2.8 |
| SWe | -0.16 |
| Temp +/- | -5.6 |
| Penalties | 0 |
| Weight perform | 0 |
| Final +/- | -5.6 |
| New Rating () | |
| Rating | 1276.2 |
| K-factor | 36 |
| Floor | 781.9 |
| Highest | 1281.9 (2025-05-05) |
| Min/Max +/- allowed | 147.6 |
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 (U9) | Rapid | 2026-08-28 | 2026-08-28 | Ekurhuleni (GE) | 5 | 1612.5 | 5 | 3.5 | 1415.2 | -14.1 | Details |
| # | Tournament | Type | Start | End | Host | Rounds | Rating | Games | Score | Perform | Rat+/- | Details |
| 1 | JMC Closed 2026 (U10) | Standard | 2026-08-01 | 2026-08-01 | Johannesburg Metro (GJM) | 5 | 1612.5 | 5 | 3.5 | 1521.2 | -15.1 | Details |
| 2 | South African Open Championship 2026 (U9 Boys) | Classical | 2026-07-02 | 2026-07-05 | Cape Town (WCT) | 7 | 1672.6 | 7 | 4 | 1479.8 | -45 | Details |
| 3 | 2026 Anton Van Wouw Open (U10) | Standard | 2026-06-20 | 2026-06-20 | Tshwane (GTP) | 5 | 1575.5 | 5 | 4.5 | 1818.6 | 37 | Details |
| 4 | Elise Steenkamp 2026 (Knight) | Standard | 2026-06-13 | 2026-06-14 | Tshwane (GTP) | 5 | 1575.5 | 5 | 4 | 1666.7 | 15.2 | Details |
| 5 | JMC Helpmekaar 2026 (U10) | Standard | 2026-05-31 | 2026-05-31 | Johannesburg Metro (GJM) | 5 | 1575.5 | 5 | 4 | 1741.1 | 27.1 | Details |
| 6 | 2026 Africa Youth Chess Championship | Classical | 2026-05-15 | 2026-05-21 | Uganda (UGA) | 9 | 1526.8 | 9 | 6 | 1666.7 | 48.7 | Details |
| 7 | South African Junior Closed Chess Championship 2026 (U8 Open) | Classical | 2026-03-28 | 2026-04-02 | Bojanala Platina (NBR) | 9 | 1496.5 | 9 | 5.5 | 1581.8 | 30.3 | Details |
| 8 | JMC Trinityhouse Little Falls (U10) | Standard | 2026-02-28 | 2026-02-28 | Johannesburg Metro (GJM) | 5 | 1487.9 | 5 | 3.5 | 1534.2 | 8.5 | Details |
| 9 | 2026 Constantiapark Open Chess Tournament (U10) | Standard | 2026-02-14 | 2026-02-14 | Tshwane (GTP) | 5 | 1521.9 | 5 | 4 | 1540.2 | 1.3 | Details |
| 10 | 2026 JMC Kick off Tournament (U10) | Standard | 2026-02-01 | 2026-02-01 | Johannesburg Metro (GJM) | 5 | 1521.9 | 5 | 3 | 1294 | -22.6 | Details |
| 11 | Gauteng Inter-Region at Emerald Resort 2025 (U8+U10 Girls) | Standard | 2025-12-06 | 2025-12-07 | Sedibeng (GSV) | 5 | 1498.5 | 5 | 4.5 | 1621.7 | 14.7 | Details |
| 12 | JMC Closed 2025 (U8) | Standard | 2025-08-09 | 2025-08-09 | Johannesburg Metro (GJM) | 5 | 1500.8 | 5 | 3.5 | 1477 | -1.5 | Details |
| 13 | JMC Crawford Sandton 2025 (U8) | Standard | 2025-05-10 | 2025-05-10 | Johannesburg Metro (GJM) | 5 | 1495.3 | 5 | 4 | 1489.1 | 3.5 | Details |
| 14 | FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Rapid) | Rapid | 2025-04-13 | 2025-04-15 | Greece (GRE) | 11 | 1527.3 | 11 | 4 | 1395.4 | -16.4 | Details |
| 15 | South African Junior Closed Chess Championships 2025 (U8 Open) | Classical | 2025-03-31 | 2025-04-05 | Cape Winelands (WCW) | 9 | 1527.3 | 9 | 5 | 1513.7 | -3.6 | Details |
| 16 | 2025 Chris Greyling Open Chess Tournament (U8) | Standard | 2025-03-15 | 2025-03-15 | Tshwane (GTP) | 5 | 1447.6 | 5 | 4.5 | 1639.1 | 18.1 | Details |
| 17 | JMC Crawford Ruimsig 2025 (U8) | Standard | 2025-03-01 | 2025-03-01 | Johannesburg Metro (GJM) | 5 | 1447.6 | 5 | 3.5 | 1482.8 | 2.8 | Details |
| 18 | JMC Kick Off 2025 (U8) | Standard | 2025-02-02 | 2025-02-02 | Johannesburg Metro (GJM) | 5 | 1431.9 | 5 | 4 | 1523.6 | 9.8 | Details |
| 19 | Gauteng Inter-Region at UJ 2024 (U8 Open) | Standard | 2024-12-07 | 2024-12-08 | Johannesburg Metro (GJM) | 5 | 1383.5 | 5 | 5 | 1618.3 | 26.8 | Details |
| 20 | Chesshereoes Minions 2024 (Grade R) | Standard | 2024-09-14 | 2024-09-14 | Johannesburg Metro (GJM) | 4 | 1380.5 | 4 | 3 | 1398.7 | 1.7 | Details |
| 21 | JMC Closed 2024 (U8) | Standard | 2024-08-09 | 2024-08-09 | Johannesburg Metro (GJM) | 5 | 1387.1 | 5 | 3 | 1340.5 | -3.7 | Details |
| 22 | JMC Trinityhouse Little Falls 2024 (U8) | Standard | 2024-06-02 | 2024-06-02 | Johannesburg Metro (GJM) | 5 | 1355 | 5 | 4 | 1491.9 | 14.1 | Details |
| 23 | JMC Crawford International Sandton 2024 (U8) | Standard | 2024-05-11 | 2024-05-11 | Johannesburg Metro (GJM) | 5 | 1373.8 | 5 | 3 | 1258.5 | -10.5 | Details |
| 24 | JMC Unika School Tournament 2024 | Standard | 2024-03-02 | 2024-03-02 | Johannesburg Metro (GJM) | 5 | 1331.9 | 5 | 4 | 1437.7 | 11.3 | Details |
| 25 | 2024 Constantiapark Open (F) | Standard | 2024-02-17 | 2024-02-17 | Tshwane (GTP) | 5 | 1245.2 | 5 | 5 | 1612.3 | 36.5 | Details |
| 26 | 2024 Gauteng Inter-Region Chess Championship (U8) | Standard | 2024-01-13 | 2024-01-14 | Tshwane (GTP) | 5 | 1222.9 | 5 | 3 | 1342.5 | 12.4 | Details |
| 27 | JMC Closed Aug 2023 (U8) | Standard | 2023-08-04 | 2023-08-06 | Johannesburg Metro (GJM) | 6 | 1244.9 | 5 | 2 | 1125.4 | -12.4 | Details |
| 28 | JMC Trinity Little Falls 2023 (U8) | Standard | 2023-07-02 | 2023-07-02 | Johannesburg Metro (GJM) | 5 | 1240.4 | 5 | 3 | 1273.3 | 2.7 | Details |
| 29 | JNW Open - Trinityhouse Little Falls 2023 (U8) | Standard | 2023-06-24 | 2023-06-24 | Johannesburg Metro (GJM) | 5 | 1224 | 5 | 3 | 1311.4 | 9.3 | Details |
| 30 | JNW Open - Trinityhouse Little Falls 2023 (U8) | Standard | 2023-05-13 | 2023-05-13 | Johannesburg Metro (GJM) | 5 | 1235.1 | 5 | 2 | 1165.2 | -6.1 | Details |
| 31 | JMC 1 St Peters 2023 (U8) | Standard | 2023-03-18 | 2023-03-18 | Johannesburg Metro (GJM) | 5 | 1197.2 | 5 | 4 | 1420.6 | 21.1 | Details |
| 32 | 2023 Piet Robbertse Fide Rated Open Chess Tournament (F) | Standard | 2023-02-04 | 2023-02-04 | Tshwane (GTP) | 5 | 1221.2 | 4 | 2 | 1068.8 | -13.3 | Details |
| 33 | FNB Chessheroes Anity Bullying 2022 (U7) | Standard | 2022-11-05 | 2022-11-05 | Johannesburg Metro (GJM) | 3 | 1200 | 3 | 2 | 1391.7 | 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 | 65 |
| Wins | 43 |
| Draws | 5 |
| Losses | 17 |
| White | 34 |
| Black | 31 |
| White wins | 27 |
| Black wins | 16 |
| Score | 45.5 |
| Percent | 70 |
| Dp | 170 |
| AOR | 1403.1 |
| Performance | 1573.1 |
Game statistics (History)
| Games | 186 |
| Wins | 122 |
| Draws | 9 |
| Losses | 55 |
| White | 92 |
| Black | 94 |
| White wins | 63 |
| Black wins | 59 |
| Score | 126.5 |
| Percent | 68 |
| Dp | 153.1 |
| AOR | 1316.9 |
| Performance | 1470 |
Rankings (Main)
| National | |
| Overall | 1003 |
| Gender | 927 |
| Age group | 26 |
| Gender/Age | 24 |
| Provincial | |
| Overall | 366 |
| Gender | 336 |
| Age group | 11 |
| Gender/Age | 9 |
| Regional | |
| Overall | 143 |
| Gender | 127 |
| Age group | 5 |
| Gender/Age | 4 |
Rankings (Standard)
| National | |
| Overall | 933 |
| Gender | 858 |
| Age group | 29 |
| Gender/Age | 27 |
| Provincial | |
| Overall | 359 |
| Gender | 329 |
| Age group | 13 |
| Gender/Age | 11 |
| Regional | |
| Overall | 139 |
| Gender | 122 |
| Age group | 6 |
| Gender/Age | 5 |
Rankings (Rapid)
| National | |
| Overall | 2444 |
| Gender | 1994 |
| Age group | 150 |
| Gender/Age | 121 |
| Provincial | |
| Overall | 564 |
| Gender | 461 |
| Age group | 34 |
| Gender/Age | 27 |
| Regional | |
| Overall | 170 |
| Gender | 149 |
| Age group | 13 |
| Gender/Age | 9 |
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 | 65 |
| Score | 45.5 |
| Percent | 70 |
| Aor | 1403.1 |
| Dp | 170 |
| Prat | 1573.1 |
Performance (12 months)
| Games | 70 |
| Score | 50 |
| Percent | 71.4 |
| Aor | 1394.4 |
| Dp | 182.1 |
| Prat | 1576.6 |
Performance (History)
| Games | 186 |
| Score | 126.5 |
| Percent | 68 |
| Aor | 1316.9 |
| Dp | 153.1 |
| Prat | 1470 |
Top 5 opponents most often played
| Type | # | Opponent | Games | White | Black | First tournament | Last tournament | Details |
| Overall | 1 | Frishter, S (Sofia) | 5 | 1 | 4 | JMC Crawford International Sandton 2024 (U8) | JMC Helpmekaar 2026 (U10) | Details |
| Overall | 2 | Dippenaar, L (Luka) | 5 | 3 | 2 | JMC Closed 2024 (U8) | JMC Trinityhouse Little Falls (U10) | Details |
| Overall | 3 | Stelloh, A (Alexander) | 5 | 1 | 4 | FNB Chessheroes Anity Bullying 2022 (U7) | South African Junior Closed Chess Championships 2025 (U8 Open) | Details |
| Overall | 4 | Scully, E (Ernest) | 5 | 2 | 3 | JMC Crawford International Sandton 2024 (U8) | South African Junior Closed Chess Championship 2026 (U8 Open) | Details |
| Overall | 5 | Davison, G (Georgia) | 4 | 1 | 3 | JMC Crawford Ruimsig 2025 (U8) | JMC Trinityhouse Little Falls (U10) | Details |
| Standard | 1 | Stelloh, A (Alexander) | 5 | 1 | 4 | FNB Chessheroes Anity Bullying 2022 (U7) | South African Junior Closed Chess Championships 2025 (U8 Open) | Details |
| Standard | 2 | Scully, E (Ernest) | 5 | 2 | 3 | JMC Crawford International Sandton 2024 (U8) | South African Junior Closed Chess Championship 2026 (U8 Open) | Details |
| Standard | 3 | Frishter, S (Sofia) | 5 | 1 | 4 | JMC Crawford International Sandton 2024 (U8) | JMC Helpmekaar 2026 (U10) | Details |
| Standard | 4 | Dippenaar, L (Luka) | 5 | 3 | 2 | JMC Closed 2024 (U8) | JMC Trinityhouse Little Falls (U10) | Details |
| Standard | 5 | Deysel, Z (Zachariah) | 4 | 3 | 1 | 2023 Piet Robbertse Fide Rated Open Chess Tournament (F) | JMC Unika School Tournament 2024 | Details |