PLAYER PAGE
Personal
Peretz, B (Ben)
Chess SA id
1070306358FIDE id
?Date of birth
2007-09-12 (U20)Gender
MaleRegion
Johannesburg Metro (GJM)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-06-09Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1183.7 | 1200 | 1135.8 | 1200 |
| Raw rating | 1174.4 | 1200 | 1129.8 | 1200 |
| Weighted rating | 1183.7 | 1200 | 1135.8 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 172 | 165.8 | 183.3 | 165.8 |
| Highest rating | 12002024-11-01 | 12002024-07-01 | 12002024-11-01 | 12002024-07-01 |
| Highest raw rating | 12002024-06-01 | 12002024-07-01 | 12002024-06-01 | 12002024-07-01 |
| Highest weighted rating | 12002024-11-01 | 12002024-07-01 | 12002024-11-01 | 12002024-07-01 |
| Highest weighted performance | 12002024-12-01 | 12002024-07-01 | 12002024-12-01 | 12002024-07-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | -1 | 0 | -1.3 | 0 |
| New rating | 1182.6 | 1200 | 1134.5 | 1200 |
| Analysis | ||||
| Rating | 1183.7 | 1200 | 1135.8 | 1200 |
| Raw rating | 1174.4 | 1200 | 1129.8 | 1200 |
| Weighted rating | 1183.7 | 1200 | 1135.8 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 172 | 165.8 | 183.3 | 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 | 1174.4 | 1200 | 1129.8 | 1200 |
| New weighted rating | 1182.6 | 1200 | 1134.5 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1182.6 | 1200 | 1134.5 | 1200 |
| Temp new rating +/- | -1 | 0 | -1.3 | 0 |
| Final new rating +/- | -1 | 0 | -1.3 | 0 |
| New rating | 1182.6 | 1200 | 1134.5 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 1 | 0 | 1 | 0 | |
| 6 | 0 | 6 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 7 | 0 | 7 | 0 |
| Games since | |||||||||||||||||
| Main7 | Standard0 | Rapid7 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U20 | ||||||||||||||||
| Region | Johannesburg Metro (GJM) | ||||||||||||||||
| 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 | 1 | 0 | 0 | -425 | 1200 | 775 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 1 | 0 | 0 | -425 | 1200 | 775 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 7 | 1 | 14.29 | -303.6 | 1302.9 | 999.4 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 7 | 1 | 14.29 | -303.6 | 1302.9 | 999.4 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1174.4 | 1200 | 1129.8 | 1200 |
| 2025-09-30 | 1174.4 | 1200 | 1129.8 | 1200 |
| 2025-09-01 | 1174.4 | 1200 | 1129.8 | 1200 |
| 2025-08-01 | 1188.5 | 1200 | 1147 | 1200 |
| 2025-07-01 | 1188.5 | 1200 | 1147 | 1200 |
| 2025-06-01 | 1188.5 | 1200 | 1147 | 1200 |
| 2025-05-01 | 1188.5 | 1200 | 1147 | 1200 |
| 2025-04-01 | 1188.5 | 1200 | 1147 | 1200 |
| 2025-03-01 | 1188.5 | 1200 | 1147 | 1200 |
| 2025-02-01 | 1188.1 | 1200 | 1145.3 | 1200 |
| 2025-01-01 | 1178.2 | 1200 | 1099.9 | 1200 |
| 2024-12-01 | 1178.2 | 1200 | 1099.9 | 1200 |
| 2024-11-01 | 1178.2 | 1200 | 1099.9 | 1200 |
| 2024-10-01 | 1178.2 | 1200 | 1099.9 | 1200 |
| 2024-09-01 | 1178.2 | 1200 | 1099.9 | 1200 |
| 2024-08-01 | 1178.2 | 1200 | 1099.9 | 1200 |
| 2024-07-01 | 1178.2 | 1200 | 1099.9 | 1200 |
| 2024-09-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-05-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-04-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-03-01 | 1200 | 1200 | 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 | JCC - SAHETI Chess League 2025 | 2025-05-12 | 2025-06-09 | Rapid | Johannesburg Metro (GJM) | 5 | 1 | 0 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | JCC - SAHETI Chess League 2025 | 2025-05-12 | 2025-06-09 | Rapid | Johannesburg Metro (GJM) | 5 | 1 | 0 | Yes | Analysis |
| 2 | JCC SAHETI High Schools League Round Robin 2024 | 2024-05-20 | 2024-06-10 | Rapid | Johannesburg Metro (GJM) | 7 | 5 | 0 | Yes | Analysis |
| 3 | JCC SAHETI High Schools League Round Robin 2024 | 2024-05-20 | 2024-06-10 | Rapid | Johannesburg Metro (GJM) | 7 | 1 | 1 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentJCC SAHETI High Schools League Round Robin 2024 | TournamentJCC SAHETI High Schools League Round Robin 2024 | ||||||
| date2024-05-27 | rnd3 | typeRapid | result1 | date2024-05-27 | rnd3 | typeRapid | result1 | ||
| OpponentGalgut, E (Ethan) | OpponentGalgut, E (Ethan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentJCC SAHETI High Schools League Round Robin 2024 | TournamentJCC SAHETI High Schools League Round Robin 2024 | ||||||
| date2024-05-27 | rnd3 | typeRapid | result1 | date2024-05-27 | rnd3 | typeRapid | result1 | ||
| OpponentGalgut, E (Ethan) | OpponentGalgut, E (Ethan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentJCC SAHETI High Schools League Round Robin 2024 | TournamentJCC SAHETI High Schools League Round Robin 2024 | ||||||
| date2024-05-27 | rnd3 | typeRapid | result1 | date2024-05-27 | rnd3 | typeRapid | result1 | ||
| OpponentGalgut, E (Ethan) | OpponentGalgut, E (Ethan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentJCC SAHETI High Schools League Round Robin 2024 | TournamentJCC SAHETI High Schools League Round Robin 2024 | ||||||
| date2024-05-27 | rnd3 | typeRapid | result1 | date2024-05-27 | rnd3 | typeRapid | result1 | ||
| OpponentGalgut, E (Ethan) | OpponentGalgut, E (Ethan) | ||||||||
| # | 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 | Nyarenda ,M (Miranda) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1219.6 | 794.6 | 0 | 0 | 1200 | 794.6 | 0 | 0 | ||||||
| 2 | Moustakis ,C (Costa) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1414.8 | 989.8 | 0 | 0 | 765 | 989.8 | 0 | 0 | ||||||
| 3 | Arokiam ,E (Ethan) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1335.9 | 910.9 | 0 | 0 | 1168.7 | 910.9 | 0 | 0 | ||||||
| 4 | Galgut ,E (Ethan) | 1 | 1 | 425 | 0 | 0 | 0 | 1 | 1 | 425 | 0 | 0 | 0 |
| 1200 | 1625 | 0 | 0 | 1200 | 1625 | 0 | 0 | ||||||
| 5 | Latchmiah ,I (Ilan) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1200 | 775 | 0 | 0 | 1200 | 775 | 0 | 0 | ||||||
| 6 | Froom ,G (Gabriel) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1550 | 1125 | 0 | 0 | 1233 | 1125 | 0 | 0 | ||||||
| 7 | Rau ,E (Eitan) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1200 | 775 | 0 | 0 | 1200 | 775 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|