PLAYER PAGE
Personal
De Klerk, G (Giovanni)
Chess SA id
1150323804FIDE id
?Date of birth
2015-05-29 (U12)Gender
MaleRegion
Ekurhuleni (GE)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-16Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1193.5 | 1196.5 | 1188.3 | 1200 |
| Raw rating | 1171.9 | 1184.8 | 1149.1 | 1200 |
| Weighted rating | 1193.5 | 1196.5 | 1188.3 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 700 | 700 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 172.6 | 169.4 | 178.3 | 165.8 |
| Highest rating | 12002025-08-01 | 12002025-08-01 | 12002025-08-01 | 12002025-08-01 |
| Highest raw rating | 12002025-08-01 | 12002025-08-01 | 12002025-08-01 | 12002025-08-01 |
| Highest weighted rating | 12002025-08-01 | 12002025-08-01 | 12002025-08-01 | 12002025-08-01 |
| Highest weighted performance | 01900-01-01 | 01900-01-01 | 01900-01-01 | 01900-01-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | -2 | -1.1 | -3.6 | 0 |
| New rating | 1191.6 | 1195.4 | 1184.7 | 1200 |
| Analysis | ||||
| Rating | 1193.5 | 1196.5 | 1188.3 | 1200 |
| Raw rating | 1171.9 | 1184.8 | 1149.1 | 1200 |
| Weighted rating | 1193.5 | 1196.5 | 1188.3 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 700 | 700 | 700 | 700 |
| Max/Min rating change allowed | 172.6 | 169.4 | 178.3 | 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 | 1171.9 | 1184.8 | 1149.1 | 1200 |
| New weighted rating | 1191.6 | 1195.4 | 1184.7 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1191.6 | 1195.4 | 1184.7 | 1200 |
| Temp new rating +/- | -2 | -1.1 | -3.6 | 0 |
| Final new rating +/- | -2 | -1.1 | -3.6 | 0 |
| New rating | 1191.6 | 1195.4 | 1184.7 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 700 | 700 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 9 | 5 | 4 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 9 | 5 | 4 | 0 |
| Games since | |||||||||||||||||
| Main9 | Standard5 | Rapid4 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U12 | ||||||||||||||||
| Region | Ekurhuleni (GE) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U12 | -1 | -1 | -1 | ||||||||||||||
| U12 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 | 9 | 1.5 | 16.67 | -283.3 | 1381.2 | 1097.9 |
| Standard | 5 | 1.5 | 30 | -170 | 1310.9 | 1140.9 |
| Rapid | 4 | 0 | 0 | -425 | 1469.1 | 1044.1 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 9 | 1.5 | 16.67 | -283.3 | 1381.2 | 1097.9 |
| Standard | 5 | 1.5 | 30 | -170 | 1310.9 | 1140.9 |
| Rapid | 4 | 0 | 0 | -425 | 1469.1 | 1044.1 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1171.9 | 1184.8 | 1149.1 | 1200 |
| 2025-09-30 | 1171.9 | 1184.8 | 1149.1 | 1200 |
| 2025-09-01 | 1171.9 | 1184.8 | 1149.1 | 1200 |
| 2025-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-06-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-05-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-04-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-03-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-02-01 | 1200 | 1200 | 1200 | 1200 |
| 2025-01-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-12-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-11-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-10-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-09-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-08-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-07-01 | 1200 | 1200 | 1200 | 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 | Ekurhuleni North Schools Teams 2025 (U11) | 2025-08-16 | 2025-08-16 | Standard | Ekurhuleni (GE) | 5 | 5 | 1.5 | Yes | Analysis |
| 2 | Kempton Park Team Clusters LS 2025 (U11) | 2025-07-26 | 2025-07-26 | Rapid | Ekurhuleni (GE) | 5 | 4 | 0 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Ekurhuleni North Schools Teams 2025 (U11) | 2025-08-16 | 2025-08-16 | Standard | Ekurhuleni (GE) | 5 | 5 | 1.5 | Yes | Analysis |
| 2 | Kempton Park Team Clusters LS 2025 (U11) | 2025-07-26 | 2025-07-26 | Rapid | Ekurhuleni (GE) | 5 | 4 | 0 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentEkurhuleni North Schools Teams 2025 | TournamentEkurhuleni North Schools Teams 2025 | ||||||
| date2025-08-16 | rnd2 | typeStandard | result0.5 | date2025-08-16 | rnd3 | typeStandard | result1 | ||
| OpponentVan Niekerk, K (Kayden) | OpponentMajawa, F (Franklin) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | TournamentEkurhuleni North Schools Teams 2025 | TournamentEkurhuleni North Schools Teams 2025 | ||||||
| date2025-08-16 | rnd2 | typeStandard | result0.5 | date2025-08-16 | rnd3 | typeStandard | result1 | ||
| OpponentVan Niekerk, K (Kayden) | OpponentMajawa, F (Franklin) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentEkurhuleni North Schools Teams 2025 | TournamentEkurhuleni North Schools Teams 2025 | ||||||
| date2025-08-16 | rnd3 | typeStandard | result1 | date2025-08-16 | rnd3 | typeStandard | result1 | ||
| OpponentMajawa, F (Franklin) | OpponentMajawa, F (Franklin) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentEkurhuleni North Schools Teams 2025 | TournamentEkurhuleni North Schools Teams 2025 | ||||||
| date2025-08-16 | rnd3 | typeStandard | result1 | date2025-08-16 | rnd3 | typeStandard | result1 | ||
| OpponentMajawa, F (Franklin) | OpponentMajawa, F (Franklin) | ||||||||
| # | 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 | Khumalo ,ME (Musawenkosi Ethan) | 2 | 0 | -425 | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1506 | 1081 | 1507 | 1081 | 1308 | 1081 | 0 | 0 | ||||||
| 2 | Majawa ,F (Franklin) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 3 | Beaton ,M (Miah) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1249.3 | 824.3 | 1244.8 | 824.3 | 0 | 0 | 0 | 0 | ||||||
| 4 | Stroebel ,L (Ludrik) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1419 | 994 | 1405.3 | 994 | 0 | 0 | 0 | 0 | ||||||
| 5 | Van Niekerk ,K (Kayden) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1180.1 | 1180.1 | 1175.9 | 1180.1 | 0 | 0 | 0 | 0 | ||||||
| 6 | Pillay ,J (Joshua) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1448.6 | 1023.6 | 0 | 0 | 1363.4 | 1023.6 | 0 | 0 | ||||||
| 7 | Opperman ,N (Naude) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1569.2 | 1144.2 | 0 | 0 | 1367 | 1144.2 | 0 | 0 | ||||||
| 8 | Van Tonder ,E (Ewan) | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 | 0 | 0 | 0 |
| 1352.8 | 927.8 | 0 | 0 | 1264.7 | 927.8 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|