PLAYER PAGE
Personal
Van Heerden, JPC (John Paterson Carnavo)
Chess SA id
109088603FIDE id
?Date of birth
2009-01-14 (U18)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2024-07-20Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1222.7 | 1222.5 | 500 | 500 |
| Raw rating | 1222.7 | 1222.5 | 500 | 500 |
| Weighted rating | 1210.8 | 1211.5 | 500 | 500 |
| Weighted performance | 1037.5 | 1037.4 | 0 | 0 |
| Floor | 722.7 | 722.5 | 500 | 500 |
| K-factor | 36 | 36 | 40 | 40 |
| Min/Max rating change allowed | 160.5 | 160.6 | 449.5 | 449.5 |
| Highest rating | 1236.32024-07-01 | 12362024-07-01 | 12002024-02-01 | 12002024-02-01 |
| Highest raw rating | 1222.72024-08-01 | 1222.52024-08-01 | 5002024-02-01 | 5002024-02-01 |
| Highest weighted rating | 1222.72024-11-01 | 1222.52024-11-01 | 5002024-11-01 | 5002024-11-01 |
| Highest weighted performance | 1236.32024-07-01 | 12362024-07-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1222.7 | 1222.5 | 500 | 500 |
| Analysis | ||||
| Rating | 1222.7 | 1222.5 | 500 | 500 |
| Raw rating | 1222.7 | 1222.5 | 500 | 500 |
| Weighted rating | 1210.8 | 1211.5 | 500 | |
| Weighted performance | 1037.5 | 1037.4 | 0 | |
| K-factor | 36 | 36 | 40 | 40 |
| Floor | 722.7 | 722.5 | 500 | 500 |
| Max/Min rating change allowed | 160.5 | 160.6 | 449.5 | 449.5 |
| 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 | 1222.7 | 1222.5 | 500 | 500 |
| New weighted rating | 1213.5 | 1214.1 | 500 | 500 |
| New weighted performance | 1037.1 | 1037 | 0 | 0 |
| Temp new rating | 1222.7 | 1222.5 | 500 | 500 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1222.7 | 1222.5 | 500 | 500 |
| New K-factor | 36 | 36 | 40 | 40 |
| New floor | 722.7 | 722.5 | 500 | 500 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 14 | 14 | 0 | 0 | |
| 13 | 13 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 66 | 66 | 0 | 0 |
| Games since | |||||||||||||||||
| Main14 | Standard14 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U18 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| 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 | 52 | 24.5 | 47.12 | -24.5 | 1184.4 | 1159.9 |
| Standard | 52 | 24.5 | 47.12 | -24.5 | 1184.4 | 1159.9 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1222.7 | 1222.5 | 500 | 500 |
| 2025-09-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2025-08-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2025-07-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2025-06-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2025-05-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2025-04-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2025-03-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2025-02-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2025-01-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2024-12-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2024-11-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2024-10-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2024-09-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2024-08-01 | 1222.7 | 1222.5 | 500 | 500 |
| 2024-07-01 | 1187.8 | 1201.2 | 500 | 500 |
| 2024-06-01 | 1187.8 | 1201.2 | 500 | 500 |
| 2024-08-01 | 1116.1 | 1117.6 | 500 | 500 |
| 2024-04-01 | 1116.1 | 1117.6 | 500 | 500 |
| 2024-03-01 | 1116.1 | 1117.6 | 500 | 500 |
| 2024-02-01 | 1116.1 | 1117.6 | 500 | 500 |
| 2024-01-01 | 1116.1 | 1117.6 | 500 | 500 |
| 2023-12-01 | 1116.1 | 1117.6 | 500 | 500 |
| 2023-11-01 | 1116.1 | 1117.6 | 500 | 500 |
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 | 2024 Tshwane North School District Cluster 4 & 5 Team League (U15) | 2024-07-20 | 2024-07-20 | Standard | Tshwane (GTP) | 5 | 4 | 2 | Yes | Analysis |
| 2 | 2024 Tshwane North School District CLOSED Individual Champioships (U15 Boys) | 2024-05-11 | 2024-05-11 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 3 | District 3 Cluster 4 and 5 Individuals 2024 (U15 Boys) | 2024-05-04 | 2024-05-04 | Standard | Tshwane (GTP) | 5 | 5 | 3.5 | Yes | Analysis |
| 4 | 2023 Tshwane North School District CLOSED League Championships (D3) | 2023-08-12 | 2023-08-12 | Standard | Tshwane (GTP) | 5 | 4 | 1 | Yes | Analysis |
| 5 | 2023 Tshwane North School District CLOSED Individual Championships (D3) | 2023-05-13 | 2023-05-13 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 6 | Silver Lakes Open Chess Tournament (C) | 2023-04-15 | 2023-04-15 | Standard | Tshwane (GTP) | 5 | 4 | 1 | Yes | Analysis |
| 7 | 2019 D3 Team League (U11) | 2019-07-20 | 2019-07-20 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 8 | D3 Primary School League Cluster 4 2019 (U11) | 2019-05-11 | 2019-05-11 | Standard | Tshwane (GTP) | 5 | 5 | 5 | Yes | Analysis |
| 9 | 2019 TuksChess Open (C) | 2019-02-23 | 2019-02-23 | Standard | Tshwane (GTP) | 5 | 5 | 1.5 | Yes | Analysis |
| 10 | 2018 Gauteng League Final (U9) | 2018-08-24 | 2018-08-24 | Standard | Tshwane (GTP) | 5 | 5 | 0.5 | Yes | Analysis |
| 11 | 2018 D3 Tshwane North Individual Chess Championships (U9 Mixed) | 2018-03-24 | 2018-03-24 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | Tournament2019 TuksChess Open | Tournament2019 D3 Team League | ||||||
| date2019-02-23 | rnd4 | typeStandard | result0.5 | date2019-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentDe Klerk, A (Antonie) | OpponentBaloyi, L (Letlhogonolo) | ||||||||
| 2 | 5 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | Tournament2024 Tshwane North School District CLOSED Individual Champioships | ||||||
| date2024-05-04 | rnd2 | typeStandard | result1 | date2024-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentSelala, T (Thabiso) | OpponentPotgieter, E (Erico) | ||||||||
| 3 | 2 | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | ||||||
| date2024-07-20 | rnd1 | typeStandard | result1 | date2024-07-20 | rnd2 | typeStandard | result1 | ||
| OpponentCombrinck, A (Ayden) | OpponentBrink, R (Rowan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | Tournament2019 TuksChess Open | Tournament2019 D3 Team League | ||||||
| date2019-02-23 | rnd4 | typeStandard | result0.5 | date2019-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentDe Klerk, A (Antonie) | OpponentBaloyi, L (Letlhogonolo) | ||||||||
| 2 | 5 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | Tournament2024 Tshwane North School District CLOSED Individual Champioships | ||||||
| date2024-05-04 | rnd2 | typeStandard | result1 | date2024-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentSelala, T (Thabiso) | OpponentPotgieter, E (Erico) | ||||||||
| 3 | 2 | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | ||||||
| date2024-07-20 | rnd1 | typeStandard | result1 | date2024-07-20 | rnd2 | typeStandard | result1 | ||
| OpponentCombrinck, A (Ayden) | OpponentBrink, R (Rowan) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 7 | Tournament2019 TuksChess Open | Tournament2019 D3 Team League | ||||||
| date2019-02-23 | rnd5 | typeStandard | result1 | date2019-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentSteyn, H (Hendre) | OpponentBaloyi, L (Letlhogonolo) | ||||||||
| 2 | 2 | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | ||||||
| date2024-07-20 | rnd1 | typeStandard | result1 | date2024-07-20 | rnd2 | typeStandard | result1 | ||
| OpponentCombrinck, A (Ayden) | OpponentBrink, R (Rowan) | ||||||||
| 3 | 2 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | Tournament2024 Tshwane North School District CLOSED Individual Champioships | ||||||
| date2024-05-04 | rnd5 | typeStandard | result1 | date2024-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentLigthelm, H (Henko) | OpponentPotgieter, E (Erico) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 7 | Tournament2019 TuksChess Open | Tournament2019 D3 Team League | ||||||
| date2019-02-23 | rnd5 | typeStandard | result1 | date2019-07-20 | rnd1 | typeStandard | result1 | ||
| OpponentSteyn, H (Hendre) | OpponentBaloyi, L (Letlhogonolo) | ||||||||
| 2 | 2 | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | Tournament2024 Tshwane North School District Cluster 4 & 5 Team League | ||||||
| date2024-07-20 | rnd1 | typeStandard | result1 | date2024-07-20 | rnd2 | typeStandard | result1 | ||
| OpponentCombrinck, A (Ayden) | OpponentBrink, R (Rowan) | ||||||||
| 3 | 2 | TournamentDistrict 3 Cluster 4 and 5 Individuals 2024 | Tournament2024 Tshwane North School District CLOSED Individual Champioships | ||||||
| date2024-05-04 | rnd5 | typeStandard | result1 | date2024-05-11 | rnd1 | typeStandard | result1 | ||
| OpponentLigthelm, H (Henko) | OpponentPotgieter, E (Erico) | ||||||||
| # | 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 | Songo ,D (Divine) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1566.2 | 1141.2 | 1565.1 | 1141.2 | 0 | 0 | 0 | 0 | ||||||
| 2 | Baloyi ,B (Boikanyo) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1300.4 | 875.4 | 1291.4 | 875.4 | 0 | 0 | 0 | 0 | ||||||
| 3 | Potgieter ,E (Erico) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1200 | 1200 | 1200 | 0 | 0 | 0 | 0 | ||||||
| 4 | Van Dalen ,JJP (Jan Johannes Petrus) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1263.6 | 838.6 | 1268.1 | 838.6 | 0 | 0 | 0 | 0 | ||||||
| 5 | Grundling ,H (Hans-Hugo) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 6 | Makaleng ,K (Kgothatso) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1345.6 | 920.6 | 1342.8 | 920.6 | 0 | 0 | 0 | 0 | ||||||
| 7 | Stelloh ,S (Sebastian) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1353.3 | 928.3 | 1350.8 | 928.3 | 0 | 0 | 0 | 0 | ||||||
| 8 | Burger ,R (Roelof) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 9 | Van Niekerk ,RM (Reuben Mentz) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1197.4 | 1622.4 | 1188.9 | 1622.4 | 0 | 0 | 0 | 0 | ||||||
| 10 | Combrinck ,A (Ayden) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1273.7 | 1698.7 | 1288.4 | 1698.7 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|