PLAYER PAGE
Personal

Botha, E (Edwin)
Chess SA id
100065130FIDE id
?Date of birth
2000-10-04 (Adult)Gender
MaleRegion
Bojanala Platina (NBR)Citizen
RSATitles
Chess SA registered
NoLast active game
2018-03-17Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
Item | Main | Standard | Rapid | Blitz |
---|---|---|---|---|
Rating | 758 | 758 | 684 | 684 |
Raw rating | 758 | 758 | 684 | 684 |
Weighted rating | 757.8 | 757.9 | 684 | 684 |
Weighted performance | 0 | 0 | 0 | 0 |
Floor | 500 | 500 | 500 | 500 |
K-factor | 40 | 40 | 40 | 40 |
Min/Max rating change allowed | 311.3 | 311.3 | 345.9 | 345.9 |
Highest rating | 12002018-02-01 | 12002018-02-01 | 12002024-03-01 | 12002024-03-01 |
Highest raw rating | 7582024-03-01 | 7582024-03-01 | 6842024-03-01 | 6842024-03-01 |
Highest weighted rating | 7582024-11-01 | 7582024-11-01 | 6842024-11-01 | 6842024-11-01 |
Highest weighted performance | 12002018-02-01 | 12002018-02-01 | 12002024-03-01 | 12002024-03-01 |
Prediction | ||||
---|---|---|---|---|
Item | Main | Standard | Rapid | Blitz |
Rating change | 0 | 0 | 0 | 0 |
New rating | 758 | 758 | 684 | 684 |
Analysis | ||||
Rating | 758 | 758 | 684 | 684 |
Raw rating | 758 | 758 | 684 | 684 |
Weighted rating | 757.8 | 757.9 | 684 | |
Weighted performance | 0 | 0 | 0 | |
K-factor | 40 | 40 | 40 | 40 |
Floor | 500 | 500 | 500 | 500 |
Max/Min rating change allowed | 311.3 | 311.3 | 345.9 | 345.9 |
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 | 758 | 758 | 684 | 684 |
New weighted rating | 757.9 | 758 | 684 | 684 |
New weighted performance | 0 | 0 | 0 | 0 |
Temp new rating | 758 | 758 | 684 | 684 |
Temp new rating +/- | 0 | 0 | 0 | 0 |
Final new rating +/- | 0 | 0 | 0 | 0 |
New rating | 758 | 758 | 684 | 684 |
New K-factor | 40 | 40 | 40 | 40 |
New floor | 500 | 500 | 500 | 500 |
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 | 28 | 28 | 0 | 0 |
Games since | |||||||||||||||||
Main0 | Standard0 | Rapid0 | Blitz0 | ||||||||||||||
Gender | Male | ||||||||||||||||
Age group | Adult | ||||||||||||||||
Region | Bojanala Platina (NBR) | ||||||||||||||||
Province | Northwest (NW) | ||||||||||||||||
Main | RSA | Province | Region | ||||||||||||||
Overall | -1 | -1 | -1 | ||||||||||||||
Male | -1 | -1 | -1 | ||||||||||||||
Adult | -1 | -1 | -1 | ||||||||||||||
Adult Male | -1 | -1 | -1 | ||||||||||||||
Standard | RSA | Province | Region | ||||||||||||||
Overall | -1 | -1 | -1 | ||||||||||||||
Male | -1 | -1 | -1 | ||||||||||||||
Adult | -1 | -1 | -1 | ||||||||||||||
Adult Male | -1 | -1 | -1 | ||||||||||||||
Rapid | RSA | Province | Region | ||||||||||||||
Overall | -1 | -1 | -1 | ||||||||||||||
Male | -1 | -1 | -1 | ||||||||||||||
Adult | -1 | -1 | -1 | ||||||||||||||
Adult Male | -1 | -1 | -1 | ||||||||||||||
Blitz | RSA | Province | Region | ||||||||||||||
Overall | -1 | -1 | -1 | ||||||||||||||
Male | -1 | -1 | -1 | ||||||||||||||
Adult | -1 | -1 | -1 | ||||||||||||||
Adult 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 | 5 | 2 | 40 | -85 | 1183.1 | 1098.1 |
Standard | 5 | 2 | 40 | -85 | 1183.1 | 1098.1 |
Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
Date | Main | Standard | Rapid | Blitz |
2025-09-30 | 758 | 758 | 684 | 684 |
2025-09-01 | 758 | 758 | 684 | 684 |
2025-08-01 | 758 | 758 | 684 | 684 |
2025-07-01 | 758 | 758 | 684 | 684 |
2025-06-01 | 758 | 758 | 684 | 684 |
2025-05-01 | 758 | 758 | 684 | 684 |
2025-04-01 | 758 | 758 | 684 | 684 |
2025-03-01 | 758 | 758 | 684 | 684 |
2025-02-01 | 758 | 758 | 684 | 684 |
2025-01-01 | 758 | 758 | 684 | 684 |
2024-12-01 | 758 | 758 | 684 | 684 |
2024-11-01 | 758 | 758 | 684 | 684 |
2024-10-01 | 758 | 758 | 684 | 684 |
2024-09-01 | 758 | 758 | 684 | 684 |
2024-08-01 | 758 | 758 | 684 | 684 |
2024-07-01 | 758 | 758 | 684 | 684 |
2024-06-01 | 758 | 758 | 684 | 684 |
2024-08-01 | 758 | 758 | 684 | 684 |
2024-04-01 | 758 | 758 | 684 | 684 |
2024-03-01 | 758 | 758 | 684 | 684 |
2024-02-01 | 758 | 758 | 684 | 684 |
2024-01-01 | 758 | 758 | 684 | 684 |
2023-12-01 | 738.1 | 749.6 | 684 | 684 |
2023-11-01 | 738.1 | 749.6 | 684 | 684 |
Comming soon.
Tournaments
# | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
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# | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
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Last 500 tournaments since 01 January 2018
# | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
---|---|---|---|---|---|---|---|---|---|---|
1 | Hoerskool Brits 2018 (U18+Open) | 2018-03-17 | 2018-03-17 | Standard | Bojanala Platina (NBR) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 2 | TournamentHoerskool Brits 2018 | TournamentHoerskool Brits 2018 | ||||||
date2018-03-17 | rnd2 | typeStandard | result1 | date2018-03-17 | rnd3 | typeStandard | result1 | ||
OpponentMotshoso, L (Letlhogonolo) | OpponentFerreira, JC (John-Claud) |
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 2 | TournamentHoerskool Brits 2018 | TournamentHoerskool Brits 2018 | ||||||
date2018-03-17 | rnd2 | typeStandard | result1 | date2018-03-17 | rnd3 | typeStandard | result1 | ||
OpponentMotshoso, L (Letlhogonolo) | OpponentFerreira, JC (John-Claud) |
# | Games | Start | End |
---|
# | Games | Start | End |
---|
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 2 | TournamentHoerskool Brits 2018 | TournamentHoerskool Brits 2018 | ||||||
date2018-03-17 | rnd2 | typeStandard | result1 | date2018-03-17 | rnd3 | typeStandard | result1 | ||
OpponentMotshoso, L (Letlhogonolo) | OpponentFerreira, JC (John-Claud) |
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 2 | TournamentHoerskool Brits 2018 | TournamentHoerskool Brits 2018 | ||||||
date2018-03-17 | rnd2 | typeStandard | result1 | date2018-03-17 | rnd3 | typeStandard | result1 | ||
OpponentMotshoso, L (Letlhogonolo) | OpponentFerreira, JC (John-Claud) |
# | 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 | Ngobeni ,TR (Tshiamo Regomod) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
1200 | 775 | 1200 | 775 | 0 | 0 | 0 | 0 | ||||||
2 | Ferreira ,JC (John-Claud) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
844.6 | 1269.6 | 855 | 1269.6 | 0 | 0 | 0 | 0 | ||||||
3 | Manale ,R (Remy) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
1395.4 | 970.4 | 1398.1 | 970.4 | 0 | 0 | 0 | 0 | ||||||
4 | Motshoso ,L (Letlhogonolo) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
5 | Koning ,J (Jaedin) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
1275.3 | 850.3 | 1275.6 | 850.3 | 0 | 0 | 0 | 0 |
Norms
# | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
---|---|---|---|---|---|---|---|---|