PLAYER PAGE
Personal
De Jager, K (Konrad)
Chess SA id
1120134046FIDE id
?Date of birth
2012-12-27 (U16)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
YesLast active game
2025-12-07Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1229.1 | 1226.9 | 1200 | 1200 |
| Raw rating | 1229.1 | 1226.9 | 1200 | 1200 |
| Weighted rating | 1176.9 | 1172.7 | 1200 | 1200 |
| Weighted performance | 1208.3 | 1207.3 | 0 | 0 |
| Floor | 729.1 | 726.9 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 159.1 | 159.6 | 165.8 | 165.8 |
| Highest rating | 1229.12026-01-01 | 1226.92026-01-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1229.12026-01-01 | 1226.92026-01-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1208.32026-01-01 | 1207.32026-01-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1229.1 | 1226.9 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1229.1 | 1226.9 | 1200 | 1200 |
| Raw rating | 1229.1 | 1226.9 | 1200 | 1200 |
| Weighted rating | 1176.9 | 1172.7 | 1200 | |
| Weighted performance | 1208.3 | 1207.3 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 729.1 | 726.9 | 700 | 700 |
| Max/Min rating change allowed | 159.1 | 159.6 | 165.8 | 165.8 |
| Games | 0 | 0 | 0 | 0 |
| Score | 0 | 0 | 0 | 0 |
| Expected score | 0 | 0 | 0 | 0 |
| Score-Expected | 0 | 0 | 0 | 0 |
| Temp raw +/- | 0 | 0 | 0 | 0 |
| Final raw +/- | 0 | 0 | 0 | 0 |
| New raw rating | 1229.1 | 1226.9 | 1200 | 1200 |
| New weighted rating | 1182.5 | 1178.4 | 1200 | 1200 |
| New weighted performance | 1200.1 | 1199.1 | 0 | 0 |
| Temp new rating | 1229.1 | 1226.9 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1229.1 | 1226.9 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 729.1 | 726.9 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 42 | 42 | 0 | 0 | |
| 45 | 45 | 0 | 0 | |
| 27 | 27 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| History | 124 | 124 | 0 | 0 |
| Games since | |||||||||||||||||
| Main87 | Standard87 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | 4163 | 1351 | 470 | ||||||||||||||
| Male | 3107 | 1016 | 353 | ||||||||||||||
| U14 | 813 | 265 | 90 | ||||||||||||||
| U14 Male | 564 | 179 | 64 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | 4121 | 1466 | 557 | ||||||||||||||
| Male | 3075 | 1109 | 418 | ||||||||||||||
| U14 | 806 | 286 | 104 | ||||||||||||||
| U14 Male | 555 | 194 | 70 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 0 | 0 | 0 | 0 | 0 | 0 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 42 | 18 | 42.86 | -60.7 | 1269.9 | 1209.2 |
| Standard | 42 | 18 | 42.86 | -60.7 | 1269.9 | 1209.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 124 | 51 | 41.13 | -75.4 | 1225.5 | 1150.1 |
| Standard | 124 | 51 | 41.13 | -75.4 | 1225.5 | 1150.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2026-01-01 | 1229.1 | 1226.9 | 1200 | 1200 |
| 2025-11-30 | 1198.3 | 1194.1 | 1200 | 1200 |
| 2025-11-01 | 1198.3 | 1194.1 | 1200 | 1200 |
| 2025-09-30 | 1198.3 | 1194.1 | 1200 | 1200 |
| 2025-09-01 | 1198.3 | 1194.1 | 1200 | 1200 |
| 2025-08-01 | 1177.5 | 1174 | 1200 | 1200 |
| 2025-07-01 | 1177.5 | 1174 | 1200 | 1200 |
| 2025-06-01 | 1169.3 | 1163.3 | 1200 | 1200 |
| 2025-05-01 | 1184.1 | 1180.7 | 1200 | 1200 |
| 2025-04-01 | 1184.1 | 1180.7 | 1200 | 1200 |
| 2025-03-01 | 1190.8 | 1185.5 | 1200 | 1200 |
| 2025-02-01 | 1158.5 | 1157.5 | 1200 | 1200 |
| 2025-01-01 | 1139.9 | 1134.2 | 1200 | 1200 |
| 2024-12-01 | 1129 | 1120.2 | 1200 | 1200 |
| 2024-11-01 | 1129 | 1120.2 | 1200 | 1200 |
| 2024-10-01 | 1129 | 1120.2 | 1200 | 1200 |
| 2024-09-01 | 1169.6 | 1162.6 | 1200 | 1200 |
| 2024-11-01 | 1177.9 | 1172.6 | 1200 | 1200 |
| 2024-07-01 | 1134.8 | 1135.2 | 1200 | 1200 |
| 2024-06-01 | 1119.9 | 1121.6 | 1200 | 1200 |
| 2024-05-01 | 1109.9 | 1108 | 1200 | 1200 |
| 2024-04-01 | 1109.9 | 1108 | 1200 | 1200 |
| 2024-03-01 | 1109.9 | 1108 | 1200 | 1200 |
| 2024-02-01 | 1095.3 | 1090.8 | 1200 | 1200 |
Comming soon.
Tournaments
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Gauteng Inter-Region at Emerald Resort 2025 (U14 Candidates) | 2025-12-06 | 2025-12-07 | Standard | Sedibeng (GSV) | 5 | 4 | 3 | Yes | Analysis |
| 2 | 2025 Tshwane South School District CLOSED League Championship (U13A) | 2025-08-15 | 2025-08-15 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 3 | 2025 Etienne Lewis Closed Chess Tournament (U14) | 2025-08-08 | 2025-08-10 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 4 | 2025 Elise Steenkamp Open Chess Tournament (Bishop) | 2025-06-14 | 2025-06-15 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 5 | 2025 Tshwane South School District Individual Finals (D4) (U13 Boys) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 6 | 2025 Silver Lakes Chess Club Open Chess Tournament (D) | 2025-05-03 | 2025-05-03 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 7 | AHS Open Chess Tournament 2025 (D) | 2025-03-01 | 2025-03-01 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 8 | Constantiapark Open 2025 (D) | 2025-02-15 | 2025-02-15 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 9 | 2025 Tshwane Chess OPEN Registration Tournament (C) | 2025-01-25 | 2025-01-25 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 10 | Gauteng Inter-Region at UJ 2024 (U14 Candidates) | 2024-12-07 | 2024-12-08 | Standard | Johannesburg Metro (GJM) | 5 | 4 | 2 | Yes | Analysis |
| 11 | 2024 Etienne Lewis (U14) | 2024-08-30 | 2024-09-01 | Standard | Tshwane (GTP) | 7 | 7 | 2 | Yes | Analysis |
| 12 | 2024 Alekhine Open Chess Tournament (C) | 2024-08-09 | 2024-08-10 | Standard | Tshwane (GTP) | 5 | 4 | 2 | Yes | Analysis |
| 13 | 2024 Midstream College Open Chess Tournament (C) | 2024-07-20 | 2024-07-20 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 14 | 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) | 2024-06-01 | 2024-06-01 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 15 | 2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed) | 2024-05-11 | 2024-05-11 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 16 | 2024 Constantiapark Open (D1) | 2024-02-17 | 2024-02-17 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 17 | 2024 Tshwane Chess OPEN Registration Tournament (D1) | 2024-01-27 | 2024-01-27 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 18 | 2024 Gauteng Inter-Region Chess Championship (U12C) | 2024-01-13 | 2024-01-14 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
| 19 | 2023 Etienne Lewis Closed Tournament (U12) | 2023-08-25 | 2023-08-27 | Standard | Tshwane (GTP) | 7 | 7 | 3 | Yes | Analysis |
| 20 | 2023 Lubowski Open Tournament (D) | 2023-06-24 | 2023-06-25 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 21 | Silver Lakes Open Chess Tournament (D) | 2023-04-15 | 2023-04-15 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 22 | 2023 Afrikaans Hoër Seunskool Open Chess Tournament (D2) | 2023-03-04 | 2023-03-04 | Standard | Tshwane (GTP) | 5 | 5 | 1.5 | Yes | Analysis |
| 23 | 2023 Tshwane Chess Open Registration Tournament (D2) | 2023-01-28 | 2023-01-28 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 24 | 2022 Silver Lakes Chess Club Open Chess Tournament (D) | 2022-05-14 | 2022-05-14 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 25 | 2021 Blou Bul Tournament (E) | 2021-04-10 | 2021-04-10 | Standard | Mangaung (FMB) | 5 | 5 | 1.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | TournamentGauteng Inter-Region at UJ 2024 | Tournament2025 Tshwane Chess OPEN Registration Tournament | ||||||
| date2024-12-08 | rnd4 | typeStandard | result1 | date2025-01-25 | rnd2 | typeStandard | result1 | ||
| OpponentSchoombie, W (Willem) | OpponentCoetzer, E (Esther) | ||||||||
| 2 | 3 | TournamentConstantiapark Open 2025 | TournamentConstantiapark Open 2025 | ||||||
| date2025-02-15 | rnd2 | typeStandard | result1 | date2025-02-15 | rnd4 | typeStandard | result1 | ||
| OpponentJanse Van Vuuren, E (Estiaan) | OpponentChadalavada, B (Bhaarghavarama) | ||||||||
| 3 | 3 | Tournament2024 Tshwane Chess OPEN Registration Tournament | Tournament2024 Tshwane Chess OPEN Registration Tournament | ||||||
| date2024-01-27 | rnd1 | typeStandard | result0.5 | date2024-01-27 | rnd3 | typeStandard | result1 | ||
| OpponentSchoeman, R (Reinhardt) | OpponentBotha, L (Logan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | TournamentGauteng Inter-Region at UJ 2024 | Tournament2025 Tshwane Chess OPEN Registration Tournament | ||||||
| date2024-12-08 | rnd4 | typeStandard | result1 | date2025-01-25 | rnd2 | typeStandard | result1 | ||
| OpponentSchoombie, W (Willem) | OpponentCoetzer, E (Esther) | ||||||||
| 2 | 3 | TournamentConstantiapark Open 2025 | TournamentConstantiapark Open 2025 | ||||||
| date2025-02-15 | rnd2 | typeStandard | result1 | date2025-02-15 | rnd4 | typeStandard | result1 | ||
| OpponentJanse Van Vuuren, E (Estiaan) | OpponentChadalavada, B (Bhaarghavarama) | ||||||||
| 3 | 3 | Tournament2024 Tshwane Chess OPEN Registration Tournament | Tournament2024 Tshwane Chess OPEN Registration Tournament | ||||||
| date2024-01-27 | rnd1 | typeStandard | result0.5 | date2024-01-27 | rnd3 | typeStandard | result1 | ||
| OpponentSchoeman, R (Reinhardt) | OpponentBotha, L (Logan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | TournamentGauteng Inter-Region at UJ 2024 | Tournament2025 Tshwane Chess OPEN Registration Tournament | ||||||
| date2024-12-08 | rnd4 | typeStandard | result1 | date2025-01-25 | rnd2 | typeStandard | result1 | ||
| OpponentSchoombie, W (Willem) | OpponentCoetzer, E (Esther) | ||||||||
| 2 | 3 | TournamentConstantiapark Open 2025 | TournamentConstantiapark Open 2025 | ||||||
| date2025-02-15 | rnd2 | typeStandard | result1 | date2025-02-15 | rnd4 | typeStandard | result1 | ||
| OpponentJanse Van Vuuren, E (Estiaan) | OpponentChadalavada, B (Bhaarghavarama) | ||||||||
| 3 | 3 | Tournament2023 Etienne Lewis Closed Tournament | Tournament2023 Etienne Lewis Closed Tournament | ||||||
| date2023-08-27 | rnd5 | typeStandard | result1 | date2023-08-27 | rnd7 | typeStandard | result1 | ||
| OpponentLe Roux, E (Etienne) | OpponentSwindell, T (Tatum) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 4 | TournamentGauteng Inter-Region at UJ 2024 | Tournament2025 Tshwane Chess OPEN Registration Tournament | ||||||
| date2024-12-08 | rnd4 | typeStandard | result1 | date2025-01-25 | rnd2 | typeStandard | result1 | ||
| OpponentSchoombie, W (Willem) | OpponentCoetzer, E (Esther) | ||||||||
| 2 | 3 | TournamentConstantiapark Open 2025 | TournamentConstantiapark Open 2025 | ||||||
| date2025-02-15 | rnd2 | typeStandard | result1 | date2025-02-15 | rnd4 | typeStandard | result1 | ||
| OpponentJanse Van Vuuren, E (Estiaan) | OpponentChadalavada, B (Bhaarghavarama) | ||||||||
| 3 | 3 | Tournament2023 Etienne Lewis Closed Tournament | Tournament2023 Etienne Lewis Closed Tournament | ||||||
| date2023-08-27 | rnd5 | typeStandard | result1 | date2023-08-27 | rnd7 | typeStandard | result1 | ||
| OpponentLe Roux, E (Etienne) | OpponentSwindell, T (Tatum) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
Top 10 opponents most often played
| # | Opponent | Main | Standard | Rapid | Blitz | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | Gms | Score | Dp | ||
| Aor | Prat | Aor | Prat | Aor | Prat | Aor | Prat | ||||||
| 1 | Ndebele ,AT (Akhumzi Thandolwenkosi) | 5 | 0 | -425 | 5 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1252.8 | 827.8 | 1242.4 | 827.8 | 0 | 0 | 0 | 0 | ||||||
| 2 | Botha ,L (Logan) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1306.8 | 1448.5 | 1310 | 1448.5 | 0 | 0 | 0 | 0 | ||||||
| 3 | Fokker ,CD (Christiaan Dirk) | 3 | 0 | -425 | 3 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1301.9 | 876.9 | 1296.3 | 876.9 | 0 | 0 | 0 | 0 | ||||||
| 4 | Padayachy ,V (Vidya) | 3 | 1 | -141.7 | 3 | 1 | -141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1307.3 | 1165.7 | 1301.2 | 1165.7 | 0 | 0 | 0 | 0 | ||||||
| 5 | Muller ,M (Mari) | 3 | 1 | -141.7 | 3 | 1 | -141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1332.3 | 1190.7 | 1325.2 | 1190.7 | 0 | 0 | 0 | 0 | ||||||
| 6 | Westermann ,L (Liezl) | 2 | 0.5 | -212.5 | 2 | 0.5 | -212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1181.3 | 968.8 | 1165.2 | 968.8 | 0 | 0 | 0 | 0 | ||||||
| 7 | Talma ,C (Christiaan) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1226.1 | 1226.1 | 1220.6 | 1226.1 | 0 | 0 | 0 | 0 | ||||||
| 8 | Van Wyk ,C (Christo) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1037.4 | 1037.4 | 1005.6 | 1037.4 | 0 | 0 | 0 | 0 | ||||||
| 9 | Anderson ,G (Gideon Petrus Van Andel) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1226.5 | 801.5 | 1230.6 | 801.5 | 0 | 0 | 0 | 0 | ||||||
| 10 | Scheepers ,T (Tristian) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1235.3 | 1235.3 | 1239.6 | 1235.3 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|