PLAYER PAGE
Personal
Du Preez, K (Konrad)
Chess SA id
1140159089FIDE id
?Date of birth
2014-09-23 (U12)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-15Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1259.2 | 1268.7 | 1200 | 1200 |
| Raw rating | 1259.2 | 1268.7 | 1200 | 1200 |
| Weighted rating | 1246.5 | 1253.6 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 759.8 | 772 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 152.4 | 150.4 | 165.8 | 165.8 |
| Highest rating | 1640.12023-07-01 | 16402023-07-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1259.82024-03-01 | 12722024-03-01 | 12002024-03-01 | 12002024-03-01 |
| Highest weighted rating | 1259.82025-05-05 | 12722025-04-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1640.12023-07-01 | 16402023-07-01 | 12002024-03-01 | 12002024-03-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1259.2 | 1268.7 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1259.2 | 1268.7 | 1200 | 1200 |
| Raw rating | 1259.2 | 1268.7 | 1200 | 1200 |
| Weighted rating | 1246.5 | 1253.6 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 759.8 | 772 | 700 | 700 |
| Max/Min rating change allowed | 152.4 | 150.4 | 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 | 1259.2 | 1268.7 | 1200 | 1200 |
| New weighted rating | 1247.4 | 1254.6 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1259.2 | 1268.7 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1259.2 | 1268.7 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 759.8 | 772 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 4 | 4 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 14 | 14 | 0 | 0 |
| Games since | |||||||||||||||||
| Main10 | Standard10 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U12 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 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 | 5 | 3 | 60 | 85 | 1231.1 | 1316.1 |
| Standard | 5 | 3 | 60 | 85 | 1231.1 | 1316.1 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 14 | 9 | 64.29 | 121.4 | 1220.4 | 1341.9 |
| Standard | 14 | 9 | 64.29 | 121.4 | 1220.4 | 1341.9 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1259.2 | 1268.7 | 1200 | 1200 |
| 2025-09-01 | 1259.2 | 1268.7 | 1200 | 1200 |
| 2025-08-01 | 1245.5 | 1252.6 | 1200 | 1200 |
| 2025-07-01 | 1245.5 | 1252.6 | 1200 | 1200 |
| 2025-06-01 | 1245.5 | 1252.6 | 1200 | 1200 |
| 2025-05-01 | 1245.5 | 1252.6 | 1200 | 1200 |
| 2025-04-01 | 1245.5 | 1252.6 | 1200 | 1200 |
| 2025-03-01 | 1245.3 | 1252.4 | 1200 | 1200 |
| 2025-02-01 | 1244.5 | 1251.5 | 1200 | 1200 |
| 2025-01-01 | 1237.7 | 1241.8 | 1200 | 1200 |
| 2024-12-01 | 1237.7 | 1241.8 | 1200 | 1200 |
| 2024-11-01 | 1237.7 | 1241.8 | 1200 | 1200 |
| 2024-10-01 | 1237.7 | 1241.8 | 1200 | 1200 |
| 2024-09-01 | 1237.7 | 1241.8 | 1200 | 1200 |
| 2024-08-01 | 1237.7 | 1241.8 | 1200 | 1200 |
| 2024-07-01 | 1237.7 | 1241.8 | 1200 | 1200 |
| 2024-06-01 | 1237.7 | 1241.8 | 1200 | 1200 |
| 2024-08-01 | 1259.8 | 1272 | 1200 | 1200 |
| 2024-04-01 | 1259.8 | 1272 | 1200 | 1200 |
| 2024-03-01 | 1259.8 | 1272 | 1200 | 1200 |
| 2024-02-01 | 1259.8 | 1272 | 1200 | 1200 |
| 2024-01-01 | 1259.8 | 1272 | 1200 | 1200 |
| 2023-12-01 | 1259.8 | 1272 | 1200 | 1200 |
| 2023-11-01 | 1259.8 | 1272 | 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 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Tshwane South School District CLOSED League Championship (U11A) | 2025-08-15 | 2025-08-15 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Tshwane South School District CLOSED League Championship (U11A) | 2025-08-15 | 2025-08-15 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 2 | 2024 Tshwane South School District CLOSED Individual Championships (U11 Mixed) | 2024-05-11 | 2024-05-11 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 3 | 2023 Tshwane South School District CLOSED League Championship (U9) | 2023-07-29 | 2023-07-29 | Standard | Tshwane (GTP) | 5 | 4 | 4 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | Tournament2023 Tshwane South School District CLOSED League Championship | Tournament2024 Tshwane South School District CLOSED Individual Championships | ||||||
| date2023-07-29 | rnd1 | typeStandard | result1 | date2024-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentLai, C (Chuan-Xin) | OpponentBeukes, R (Ruan) | ||||||||
| 2 | 1 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-08-15 | rnd5 | typeStandard | result1 | date2025-08-15 | rnd5 | typeStandard | result1 | ||
| OpponentNaidoo, R (Reeyan) | OpponentNaidoo, R (Reeyan) | ||||||||
| 3 | 1 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-08-15 | rnd3 | typeStandard | result1 | date2025-08-15 | rnd3 | typeStandard | result1 | ||
| OpponentStrydom, D (Duncan) | OpponentStrydom, D (Duncan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | Tournament2023 Tshwane South School District CLOSED League Championship | Tournament2024 Tshwane South School District CLOSED Individual Championships | ||||||
| date2023-07-29 | rnd1 | typeStandard | result1 | date2024-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentLai, C (Chuan-Xin) | OpponentBeukes, R (Ruan) | ||||||||
| 2 | 1 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-08-15 | rnd5 | typeStandard | result1 | date2025-08-15 | rnd5 | typeStandard | result1 | ||
| OpponentNaidoo, R (Reeyan) | OpponentNaidoo, R (Reeyan) | ||||||||
| 3 | 1 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-08-15 | rnd3 | typeStandard | result1 | date2025-08-15 | rnd3 | typeStandard | result1 | ||
| OpponentStrydom, D (Duncan) | OpponentStrydom, D (Duncan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | Tournament2023 Tshwane South School District CLOSED League Championship | Tournament2024 Tshwane South School District CLOSED Individual Championships | ||||||
| date2023-07-29 | rnd1 | typeStandard | result1 | date2024-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentLai, C (Chuan-Xin) | OpponentBeukes, R (Ruan) | ||||||||
| 2 | 1 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-08-15 | rnd5 | typeStandard | result1 | date2025-08-15 | rnd5 | typeStandard | result1 | ||
| OpponentNaidoo, R (Reeyan) | OpponentNaidoo, R (Reeyan) | ||||||||
| 3 | 1 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-08-15 | rnd3 | typeStandard | result1 | date2025-08-15 | rnd3 | typeStandard | result1 | ||
| OpponentStrydom, D (Duncan) | OpponentStrydom, D (Duncan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | Tournament2023 Tshwane South School District CLOSED League Championship | Tournament2024 Tshwane South School District CLOSED Individual Championships | ||||||
| date2023-07-29 | rnd1 | typeStandard | result1 | date2024-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentLai, C (Chuan-Xin) | OpponentBeukes, R (Ruan) | ||||||||
| 2 | 1 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-08-15 | rnd5 | typeStandard | result1 | date2025-08-15 | rnd5 | typeStandard | result1 | ||
| OpponentNaidoo, R (Reeyan) | OpponentNaidoo, R (Reeyan) | ||||||||
| 3 | 1 | Tournament2025 Tshwane South School District CLOSED League Championship | Tournament2025 Tshwane South School District CLOSED League Championship | ||||||
| date2025-08-15 | rnd3 | typeStandard | result1 | date2025-08-15 | rnd3 | typeStandard | result1 | ||
| OpponentStrydom, D (Duncan) | OpponentStrydom, D (Duncan) | ||||||||
| # | 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 | Naidoo ,R (Reeyan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 2 | Koch ,N (Nathan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 3 | Van Der Merwe ,M (Morne) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1133.4 | 708.4 | 1118.2 | 708.4 | 0 | 0 | 0 | 0 | ||||||
| 4 | Moloi ,R (Retshedisitswe) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 5 | Lai ,C (Chuan-Xin) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 6 | Basson ,M (Matthew) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 7 | Welman ,L (Levi) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 8 | Janse Van Rensburg ,S (Schuyler) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 9 | Beukes ,R (Ruan) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 10 | Janse Van Rensburg ,J (Josh) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1399.1 | 974.1 | 1384.2 | 974.1 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|