PLAYER PAGE
Personal
De Jager, J (Jurgens)
Chess SA id
1120193473FIDE id
?Date of birth
2012-12-08 (U14)Gender
MaleRegion
Cape Town (WCT)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-02-08Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1148.2 | 1140 | 1200 | 1200 |
| Raw rating | 1148.2 | 1140 | 1200 | 1200 |
| Weighted rating | 1144 | 1135.1 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 178.5 | 180.6 | 165.8 | 165.8 |
| Highest rating | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest raw rating | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-12-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1148.2 | 1140 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1148.2 | 1140 | 1200 | 1200 |
| Raw rating | 1148.2 | 1140 | 1200 | 1200 |
| Weighted rating | 1144 | 1135.1 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 178.5 | 180.6 | 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 | 1148.2 | 1140 | 1200 | 1200 |
| New weighted rating | 1144 | 1135.2 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1148.2 | 1140 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1148.2 | 1140 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 4 | 4 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 9 | 9 | 0 | 0 |
| Games since | |||||||||||||||||
| Main9 | Standard9 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U14 | ||||||||||||||||
| Region | Cape Town (WCT) | ||||||||||||||||
| Province | Western Cape (WC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U14 | -1 | -1 | -1 | ||||||||||||||
| U14 Male | -1 | -1 | -1 | ||||||||||||||
| 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 | 4 | 0 | 0 | -425 | 1253.6 | 828.6 |
| Standard | 4 | 0 | 0 | -425 | 1253.6 | 828.6 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 9 | 0.5 | 5.56 | -377.8 | 1215.8 | 838 |
| Standard | 9 | 0.5 | 5.56 | -377.8 | 1215.8 | 838 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1148.2 | 1140 | 1200 | 1200 |
| 2025-09-30 | 1148.2 | 1140 | 1200 | 1200 |
| 2025-09-01 | 1148.2 | 1140 | 1200 | 1200 |
| 2025-08-01 | 1148.2 | 1140 | 1200 | 1200 |
| 2025-07-01 | 1148.2 | 1140 | 1200 | 1200 |
| 2025-06-01 | 1148.2 | 1140 | 1200 | 1200 |
| 2025-05-01 | 1148.2 | 1140 | 1200 | 1200 |
| 2025-04-01 | 1148.2 | 1140 | 1200 | 1200 |
| 2025-03-01 | 1146.3 | 1137.7 | 1200 | 1200 |
| 2025-02-01 | 1149.9 | 1142 | 1200 | 1200 |
| 2025-01-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-12-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-11-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-10-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-09-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-08-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-07-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-09-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-05-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-04-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-03-01 | 1132.3 | 1121.6 | 1200 | 1200 |
| 2024-02-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-01-01 | 1200 | 1200 | 1200 | 1200 |
| 2023-12-01 | 1200 | 1200 | 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 | De Hoop Primary Schools Teams Play-offs 2025 (U13) | 2025-02-08 | 2025-02-08 | Standard | Cape Town (WCT) | 5 | 4 | 0 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | De Hoop Primary Schools Teams Play-offs 2025 (U13) | 2025-02-08 | 2025-02-08 | Standard | Cape Town (WCT) | 5 | 4 | 0 | Yes | Analysis |
| 2 | De Hoop Teams Play Offs 2023 (U11 Mixed) | 2024-02-10 | 2024-02-10 | Standard | Cape Town (WCT) | 5 | 5 | 0.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentDe Hoop Teams Play Offs 2023 | TournamentDe Hoop Teams Play Offs 2023 | ||||||
| date2024-02-10 | rnd2 | typeStandard | result0.5 | date2024-02-10 | rnd2 | typeStandard | result0.5 | ||
| OpponentOpperman, D (Delcan) | OpponentOpperman, D (Delcan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentDe Hoop Teams Play Offs 2023 | TournamentDe Hoop Teams Play Offs 2023 | ||||||
| date2024-02-10 | rnd2 | typeStandard | result0.5 | date2024-02-10 | rnd2 | typeStandard | result0.5 | ||
| OpponentOpperman, D (Delcan) | OpponentOpperman, D (Delcan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | 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 | Muller ,C (Cian) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 2 | Van Der Westhuizen ,W (Werner) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1507.5 | 1082.5 | 1381.7 | 1082.5 | 0 | 0 | 0 | 0 | ||||||
| 3 | Opperman ,D (Delcan) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1200 | 1200 | 1200 | 0 | 0 | 0 | 0 | ||||||
| 4 | Burnett ,L (Luca) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1163.5 | 738.5 | 1200 | 738.5 | 0 | 0 | 0 | 0 | ||||||
| 5 | Swart ,L (Liani) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1106.9 | 681.9 | 1200 | 681.9 | 0 | 0 | 0 | 0 | ||||||
| 6 | Visagie ,J (Jan) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1173.6 | 748.6 | 1200 | 748.6 | 0 | 0 | 0 | 0 | ||||||
| 7 | Putzier ,J (James Anthony) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 8 | Van Rooyen ,C (Christian) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
| 9 | Bothma ,M (Mason Reese) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1190.4 | 765.4 | 1200 | 765.4 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

