PLAYER PAGE
Personal
Pearlman, I (Isaac)
Chess SA id
1090162465FIDE id
?Date of birth
2009-08-26 (U18)Gender
MaleRegion
Johannesburg Metro (GJM)Citizen
RSATitles
Chess SA registered
NoLast active game
2024-01-30Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1160.5 | 1200 | 1093.9 | 1200 |
| Raw rating | 1160.5 | 1200 | 1093.9 | 1200 |
| Weighted rating | 1159.1 | 1200 | 1089.7 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 175.4 | 165.8 | 192.9 | 165.8 |
| Highest rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 12002019-12-01 | 12002024-03-01 | 12002019-12-01 | 12002024-03-01 |
| Highest weighted rating | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 12002019-12-01 | 12002024-03-01 | 12002019-12-01 | 12002024-03-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1160.5 | 1200 | 1093.9 | 1200 |
| Analysis | ||||
| Rating | 1160.5 | 1200 | 1093.9 | 1200 |
| Raw rating | 1160.5 | 1200 | 1093.9 | 1200 |
| Weighted rating | 1159.1 | 1200 | 1089.7 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 175.4 | 165.8 | 192.9 | 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 | 1160.5 | 1200 | 1093.9 | 1200 |
| New weighted rating | 1159.2 | 1200 | 1090.1 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1160.5 | 1200 | 1093.9 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1160.5 | 1200 | 1093.9 | 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 | |
| 3 | 0 | 3 | 0 | |
| 5 | 0 | 5 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 8 | 0 | 8 | 0 |
| Games since | |||||||||||||||||
| Main3 | Standard0 | Rapid3 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U18 | ||||||||||||||||
| Region | Johannesburg Metro (GJM) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U18 | -1 | -1 | -1 | ||||||||||||||
| U18 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 | 8 | 0 | 0 | -425 | 1400 | 975 |
| Standard | 0 | 0 | 0 | 0 | 0 | 0 |
| Rapid | 8 | 0 | 0 | -425 | 1400 | 975 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1160.5 | 1200 | 1093.9 | 1200 |
| 2025-09-30 | 1160.5 | 1200 | 1093.9 | 1200 |
| 2025-09-01 | 1160.5 | 1200 | 1093.9 | 1200 |
| 2025-08-01 | 1160.5 | 1200 | 1093.9 | 1200 |
| 2025-07-01 | 1160.5 | 1200 | 1093.9 | 1200 |
| 2025-06-01 | 1160.5 | 1200 | 1093.9 | 1200 |
| 2025-05-01 | 1160.5 | 1200 | 1093.9 | 1200 |
| 2025-04-01 | 1160.5 | 1200 | 1093.9 | 1200 |
| 2025-03-01 | 1160.5 | 1200 | 1093.9 | 1200 |
| 2025-02-01 | 1160.5 | 1200 | 1093.9 | 1200 |
| 2025-01-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-12-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-11-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-10-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-09-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-08-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-07-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-09-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-05-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-04-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-03-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-02-01 | 1156.3 | 1200 | 1081.2 | 1200 |
| 2024-01-01 | 1163.7 | 1200 | 1110.4 | 1200 |
| 2023-12-01 | 1163.7 | 1200 | 1110.4 | 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 | Randburg New Year Rapid 2024 | 2024-01-23 | 2024-01-30 | Rapid | Johannesburg Metro (GJM) | 6 | 3 | 0 | Yes | Analysis |
| 2 | Chess Molecules Rapid 2023 (High School Open) | 2023-09-23 | 2023-09-23 | Rapid | Ekurhuleni (GE) | 5 | 5 | 0 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | 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 | Molo ,S (Sibo) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1409.2 | 984.2 | 0 | 0 | 1296.4 | 984.2 | 0 | 0 | ||||||
| 2 | Uwandu ,E (Emmanuel Chidera) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1396.2 | 971.2 | 0 | 0 | 1163.2 | 971.2 | 0 | 0 | ||||||
| 3 | Mungal ,Z (Zoey) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1524.9 | 1099.9 | 0 | 0 | 1235.1 | 1099.9 | 0 | 0 | ||||||
| 4 | Barradas ,K (Keanu) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1369.5 | 944.5 | 0 | 0 | 1203.6 | 944.5 | 0 | 0 | ||||||
| 5 | Swartz ,K (Kent Pierre) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1502.9 | 1077.9 | 0 | 0 | 1199.6 | 1077.9 | 0 | 0 | ||||||
| 6 | Yaregal ,A (Aaron) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1200 | 775 | 0 | 0 | 1200 | 775 | 0 | 0 | ||||||
| 7 | Onatu ,G (George) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1200 | 775 | 0 | 0 | 1200 | 775 | 0 | 0 | ||||||
| 8 | Tak ,R (Rannveer) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1597.1 | 1172.1 | 0 | 0 | 1432.4 | 1172.1 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

