PLAYER PAGE
Personal
De Boer, J (Jandré)
Chess SA id
1100306707FIDE id
?Date of birth
2010-04-04 (U16)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-05-10Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1233.2 | 1238.1 | 1200 | 1200 |
| Raw rating | 1233.2 | 1238.1 | 1200 | 1200 |
| Weighted rating | 1221.2 | 1224.6 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 733.2 | 738.1 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 158.2 | 157.1 | 165.8 | 165.8 |
| Highest rating | 1327.22024-07-01 | 1325.82024-07-01 | 12002024-07-01 | 12002024-07-01 |
| Highest raw rating | 1233.22025-06-01 | 1238.12025-06-01 | 12002024-07-01 | 12002024-07-01 |
| Highest weighted rating | 1233.22024-10-01 | 1238.12024-10-01 | 12002024-07-01 | 12002024-07-01 |
| Highest weighted performance | 1327.22024-07-01 | 1325.82024-07-01 | 12002024-07-01 | 12002024-07-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1233.2 | 1238.1 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1233.2 | 1238.1 | 1200 | 1200 |
| Raw rating | 1233.2 | 1238.1 | 1200 | 1200 |
| Weighted rating | 1221.2 | 1224.6 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 733.2 | 738.1 | 700 | 700 |
| Max/Min rating change allowed | 158.2 | 157.1 | 165.8 | 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 | 1233.2 | 1238.1 | 1200 | 1200 |
| New weighted rating | 1222.6 | 1226.3 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1233.2 | 1238.1 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1233.2 | 1238.1 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 733.2 | 738.1 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 4 | 4 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 9 | 9 | 0 | 0 |
| Games since | |||||||||||||||||
| Main9 | Standard9 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U16 | ||||||||||||||||
| Region | Tshwane (GTP) | ||||||||||||||||
| Province | Gauteng (GT) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Male | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Male | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 Male | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Male | -1 | -1 | -1 | ||||||||||||||
| U16 | -1 | -1 | -1 | ||||||||||||||
| U16 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 | 5 | 2.5 | 50 | 0 | 1295.4 | 1295.4 |
| Standard | 5 | 2.5 | 50 | 0 | 1295.4 | 1295.4 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 9 | 4.5 | 50 | 0 | 1305.7 | 1305.7 |
| Standard | 9 | 4.5 | 50 | 0 | 1305.7 | 1305.7 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-09-30 | 1233.2 | 1238.1 | 1200 | 1200 |
| 2025-09-01 | 1233.2 | 1238.1 | 1200 | 1200 |
| 2025-08-01 | 1233.2 | 1238.1 | 1200 | 1200 |
| 2025-07-01 | 1233.2 | 1238.1 | 1200 | 1200 |
| 2025-06-01 | 1233.2 | 1238.1 | 1200 | 1200 |
| 2025-05-01 | 1218.6 | 1222 | 1200 | 1200 |
| 2025-04-01 | 1218.6 | 1222 | 1200 | 1200 |
| 2025-03-01 | 1218.6 | 1222 | 1200 | 1200 |
| 2025-02-01 | 1218.6 | 1222 | 1200 | 1200 |
| 2025-01-01 | 1218.6 | 1222 | 1200 | 1200 |
| 2024-12-01 | 1218.6 | 1222 | 1200 | 1200 |
| 2024-11-01 | 1218.6 | 1222 | 1200 | 1200 |
| 2024-10-01 | 1218.6 | 1222 | 1200 | 1200 |
| 2024-09-01 | 1218.6 | 1222 | 1200 | 1200 |
| 2024-08-01 | 1218.6 | 1222 | 1200 | 1200 |
| 2024-07-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-06-01 | 1200 | 1200 | 1200 | 1200 |
| 2024-08-01 | 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 |
| 2023-11-01 | 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 | 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U15 Open) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U15 Open) | 2025-05-10 | 2025-05-10 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
| 2 | 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 |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd3 | typeStandard | result0.5 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentMndebele, M (Melusi) | OpponentNgobeni, A (Akane) | ||||||||
| 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 | ||
| OpponentHadj, C (Chaib Ashley) | OpponentMoolman, M (Martin) | ||||||||
| 3 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd1 | typeStandard | result1 | date2025-05-10 | rnd1 | typeStandard | result1 | ||
| OpponentNkosi, M (Mandlenkosi) | OpponentNkosi, M (Mandlenkosi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 2 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd3 | typeStandard | result0.5 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentMndebele, M (Melusi) | OpponentNgobeni, A (Akane) | ||||||||
| 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 | ||
| OpponentHadj, C (Chaib Ashley) | OpponentMoolman, M (Martin) | ||||||||
| 3 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd1 | typeStandard | result1 | date2025-05-10 | rnd1 | typeStandard | result1 | ||
| OpponentNkosi, M (Mandlenkosi) | OpponentNkosi, M (Mandlenkosi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 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 | ||
| OpponentHadj, C (Chaib Ashley) | OpponentMoolman, M (Martin) | ||||||||
| 2 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd4 | typeStandard | result1 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentNgobeni, A (Akane) | OpponentNgobeni, A (Akane) | ||||||||
| 3 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd1 | typeStandard | result1 | date2025-05-10 | rnd1 | typeStandard | result1 | ||
| OpponentNkosi, M (Mandlenkosi) | OpponentNkosi, M (Mandlenkosi) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 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 | ||
| OpponentHadj, C (Chaib Ashley) | OpponentMoolman, M (Martin) | ||||||||
| 2 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd4 | typeStandard | result1 | date2025-05-10 | rnd4 | typeStandard | result1 | ||
| OpponentNgobeni, A (Akane) | OpponentNgobeni, A (Akane) | ||||||||
| 3 | 1 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | Tournament2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 | ||||||
| date2025-05-10 | rnd1 | typeStandard | result1 | date2025-05-10 | rnd1 | typeStandard | result1 | ||
| OpponentNkosi, M (Mandlenkosi) | OpponentNkosi, M (Mandlenkosi) | ||||||||
| # | 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 | Mndebele ,M (Melusi) | 2 | 0.5 | -212.5 | 2 | 0.5 | -212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1244.3 | 1031.8 | 1251.3 | 1031.8 | 0 | 0 | 0 | 0 | ||||||
| 2 | Ngobeni ,A (Akane) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 3 | Moolman ,M (Martin) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1212.8 | 1637.8 | 1207 | 1637.8 | 0 | 0 | 0 | 0 | ||||||
| 4 | Hadj ,C (Chaib Ashley) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 5 | Nkosi ,M (Mandlenkosi) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1133.9 | 1558.9 | 1122.9 | 1558.9 | 0 | 0 | 0 | 0 | ||||||
| 6 | Gondwe ,P (Prosper) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1649.9 | 1224.9 | 1648.7 | 1224.9 | 0 | 0 | 0 | 0 | ||||||
| 7 | Klopper ,PA (Phillippus Arnoldus) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1435.7 | 1010.7 | 1430 | 1010.7 | 0 | 0 | 0 | 0 | ||||||
| 8 | Van Der Walt ,H (Henrico) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1430.4 | 1005.4 | 1415.8 | 1005.4 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|