PLAYER PAGE
Personal
Deetlefs, J (Jp)
Chess SA id
1070097368FIDE id
?Date of birth
2007-09-25 (U20)Gender
MaleRegion
Sedibeng (GSV)Citizen
RSATitles
Chess SA registered
NoLast active game
2019-08-03Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1101 | 1089.2 | 1200 | 1200 |
| Raw rating | 1101 | 1089.2 | 1200 | 1200 |
| Weighted rating | 1101 | 1089.2 | 1200 | 1200 |
| Weighted performance | 171.7 | 170.6 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 190.9 | 194.2 | 165.8 | 165.8 |
| Highest rating | 12002018-02-01 | 12002018-02-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 12002018-02-01 | 12002018-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 12002018-02-01 | 12002018-02-01 | 12002018-10-01 | 12002018-10-01 |
| 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 | 1101 | 1089.2 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1101 | 1089.2 | 1200 | 1200 |
| Raw rating | 1101 | 1089.2 | 1200 | 1200 |
| Weighted rating | 1101 | 1089.2 | 1200 | |
| Weighted performance | 171.7 | 170.6 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 190.9 | 194.2 | 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 | 1101 | 1089.2 | 1200 | 1200 |
| New weighted rating | 1101 | 1089.2 | 1200 | 1200 |
| New weighted performance | 165.6 | 164.5 | 0 | 0 |
| Temp new rating | 1101 | 1089.2 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1101 | 1089.2 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 24 | 24 | 0 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U20 | ||||||||||||||||
| Region | Sedibeng (GSV) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U20 | -1 | -1 | -1 | ||||||||||||||
| U20 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 | 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 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 24 | 11 | 45.83 | -35.4 | 1026 | 990.5 |
| Standard | 24 | 11 | 45.83 | -35.4 | 1026 | 990.5 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2025-09-30 | 1101 | 1089.2 | 1200 | 1200 |
| 2025-09-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2025-08-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2025-07-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2025-06-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2025-05-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2025-04-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2025-03-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2025-02-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2025-01-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-12-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-11-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-10-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-09-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-08-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-07-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-09-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-05-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-04-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-03-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-02-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2024-01-01 | 1101 | 1089.2 | 1200 | 1200 |
| 2023-12-01 | 1101 | 1089.2 | 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 | D7 Primary School League 2019 (U13) | 2019-08-03 | 2019-08-03 | Standard | Sedibeng (GSV) | 5 | 4 | 1 | Yes | Analysis |
| 2 | D7 Individuals 2019 (U13 Boys) | 2019-05-04 | 2019-05-04 | Standard | Sedibeng (GSV) | 5 | 5 | 3 | Yes | Analysis |
| 3 | 2018 Sedibeng Summer Open (J) | 2018-10-20 | 2018-10-20 | Standard | Sedibeng (GSV) | 5 | 5 | 4 | Yes | Analysis |
| 4 | D7 Primary School League 2023 (U11 Boys+Mixed) | 2018-04-21 | 2018-04-21 | Standard | Sedibeng (GSV) | 5 | 5 | 1 | Yes | Analysis |
| 5 | D7 Individual 2018 (U11 Boys) | 2018-02-24 | 2018-02-24 | Standard | Sedibeng (GSV) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2018 Sedibeng Summer Open | Tournament2018 Sedibeng Summer Open | ||||||
| date2018-10-20 | rnd1 | typeStandard | result1 | date2018-10-20 | rnd3 | typeStandard | result1 | ||
| OpponentVan Zyl, R (Rico) | OpponentDe Wet, H (Hendrik) | ||||||||
| 2 | 2 | TournamentD7 Individuals 2019 | TournamentD7 Individuals 2019 | ||||||
| date2019-05-04 | rnd3 | typeStandard | result1 | date2019-05-04 | rnd4 | typeStandard | result1 | ||
| OpponentNaude, E (Enrique) | OpponentNhlapo, R (Rebaone) | ||||||||
| 3 | 2 | Tournament2018 Sedibeng Summer Open | TournamentD7 Individuals 2019 | ||||||
| date2018-10-20 | rnd5 | typeStandard | result1 | date2019-05-04 | rnd1 | typeStandard | result1 | ||
| OpponentFritz, J (Janez) | OpponentRakosa, O (Ofentse) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2018 Sedibeng Summer Open | Tournament2018 Sedibeng Summer Open | ||||||
| date2018-10-20 | rnd1 | typeStandard | result1 | date2018-10-20 | rnd3 | typeStandard | result1 | ||
| OpponentVan Zyl, R (Rico) | OpponentDe Wet, H (Hendrik) | ||||||||
| 2 | 2 | TournamentD7 Individuals 2019 | TournamentD7 Individuals 2019 | ||||||
| date2019-05-04 | rnd3 | typeStandard | result1 | date2019-05-04 | rnd4 | typeStandard | result1 | ||
| OpponentNaude, E (Enrique) | OpponentNhlapo, R (Rebaone) | ||||||||
| 3 | 2 | Tournament2018 Sedibeng Summer Open | TournamentD7 Individuals 2019 | ||||||
| date2018-10-20 | rnd5 | typeStandard | result1 | date2019-05-04 | rnd1 | typeStandard | result1 | ||
| OpponentFritz, J (Janez) | OpponentRakosa, O (Ofentse) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2018 Sedibeng Summer Open | Tournament2018 Sedibeng Summer Open | ||||||
| date2018-10-20 | rnd1 | typeStandard | result1 | date2018-10-20 | rnd3 | typeStandard | result1 | ||
| OpponentVan Zyl, R (Rico) | OpponentDe Wet, H (Hendrik) | ||||||||
| 2 | 2 | TournamentD7 Individuals 2019 | TournamentD7 Individuals 2019 | ||||||
| date2019-05-04 | rnd3 | typeStandard | result1 | date2019-05-04 | rnd4 | typeStandard | result1 | ||
| OpponentNaude, E (Enrique) | OpponentNhlapo, R (Rebaone) | ||||||||
| 3 | 2 | Tournament2018 Sedibeng Summer Open | TournamentD7 Individuals 2019 | ||||||
| date2018-10-20 | rnd5 | typeStandard | result1 | date2019-05-04 | rnd1 | typeStandard | result1 | ||
| OpponentFritz, J (Janez) | OpponentRakosa, O (Ofentse) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | Tournament2018 Sedibeng Summer Open | Tournament2018 Sedibeng Summer Open | ||||||
| date2018-10-20 | rnd1 | typeStandard | result1 | date2018-10-20 | rnd3 | typeStandard | result1 | ||
| OpponentVan Zyl, R (Rico) | OpponentDe Wet, H (Hendrik) | ||||||||
| 2 | 2 | TournamentD7 Individuals 2019 | TournamentD7 Individuals 2019 | ||||||
| date2019-05-04 | rnd3 | typeStandard | result1 | date2019-05-04 | rnd4 | typeStandard | result1 | ||
| OpponentNaude, E (Enrique) | OpponentNhlapo, R (Rebaone) | ||||||||
| 3 | 2 | Tournament2018 Sedibeng Summer Open | TournamentD7 Individuals 2019 | ||||||
| date2018-10-20 | rnd5 | typeStandard | result1 | date2019-05-04 | rnd1 | typeStandard | result1 | ||
| OpponentFritz, J (Janez) | OpponentRakosa, O (Ofentse) | ||||||||
| # | 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 | Williams ,A (Anrico) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 977.3 | 552.3 | 975.5 | 552.3 | 0 | 0 | 0 | 0 | ||||||
| 2 | Naude ,E (Enrique) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1001.7 | 1001.7 | 1000.4 | 1001.7 | 0 | 0 | 0 | 0 | ||||||
| 3 | Khaudi ,R (Rorisang) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1087.3 | 662.3 | 1085.6 | 662.3 | 0 | 0 | 0 | 0 | ||||||
| 4 | Nhlapo ,R (Rebaone) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 5 | Gebuza ,M (Mbali) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 623 | 198 | 645.6 | 198 | 0 | 0 | 0 | 0 | ||||||
| 6 | Rakosa ,O (Ofentse) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1083.1 | 1508.1 | 1059.6 | 1508.1 | 0 | 0 | 0 | 0 | ||||||
| 7 | Hanekom ,J (Jayden) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 531.2 | 106.2 | 531.2 | 106.2 | 0 | 0 | 0 | 0 | ||||||
| 8 | Botes ,A (Arne) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1234 | 809 | 1229.9 | 809 | 0 | 0 | 0 | 0 | ||||||
| 9 | Van Zyl ,R (Rico) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 826.1 | 1251.1 | 823.2 | 1251.1 | 0 | 0 | 0 | 0 | ||||||
| 10 | Human ,PMB (Petrus Marthinus) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1295.4 | 870.4 | 1289.3 | 870.4 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|