PLAYER PAGE
Personal
Cilliers, WC (Willem Carel)
Chess SA id
1100103919FIDE id
?Date of birth
2010-11-16 (U16)Gender
MaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
NoLast active game
2022-05-28Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1335.9 | 1309.4 | 1200 | 1200 |
| Raw rating | 1335.9 | 1309.4 | 1200 | 1200 |
| Weighted rating | 1335.9 | 1309.4 | 1200 | 1200 |
| Weighted performance | 437.8 | 432.6 | 0 | 0 |
| Floor | 891.2 | 876.4 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 136.6 | 141.9 | 165.8 | 165.8 |
| Highest rating | 1391.22020-02-01 | 1376.42020-02-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1391.22020-02-01 | 1376.42020-02-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 1391.22022-01-01 | 1376.42022-01-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1382.62020-01-01 | 1368.22020-01-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1335.9 | 1309.4 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1335.9 | 1309.4 | 1200 | 1200 |
| Raw rating | 1335.9 | 1309.4 | 1200 | 1200 |
| Weighted rating | 1335.9 | 1309.4 | 1200 | |
| Weighted performance | 437.8 | 432.6 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 891.2 | 876.4 | 700 | 700 |
| Max/Min rating change allowed | 136.6 | 141.9 | 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 | 1335.9 | 1309.4 | 1200 | 1200 |
| New weighted rating | 1335.9 | 1309.4 | 1200 | 1200 |
| New weighted performance | 430.2 | 425 | 0 | 0 |
| Temp new rating | 1335.9 | 1309.4 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1335.9 | 1309.4 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 891.2 | 876.4 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 60 | 60 | 0 | 0 |
| Games since | |||||||||||||||||
| Main0 | Standard0 | 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 | 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 | 60 | 33 | 55 | 42.5 | 1163.7 | 1206.2 |
| Standard | 60 | 33 | 55 | 42.5 | 1163.7 | 1206.2 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2025-09-30 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2025-09-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2025-08-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2025-07-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2025-06-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2025-05-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2025-04-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2025-03-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2025-02-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2025-01-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-12-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-11-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-10-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-09-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-08-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-07-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-09-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-05-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-04-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-03-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-02-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2024-01-01 | 1335.9 | 1309.4 | 1200 | 1200 |
| 2023-12-01 | 1335.9 | 1309.4 | 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 |
|---|
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 2022 Milos Ristic Open Chess Tournament (C) | 2022-05-28 | 2022-05-28 | Standard | Tshwane (GTP) | 5 | 5 | 1.5 | Yes | Analysis |
| 2 | 2019 South African Junior Team Championships (U10B) | 2020-01-08 | 2020-01-08 | Standard | 4 Knights (4K) | 7 | 7 | 4.5 | Yes | Analysis |
| 3 | 2019 Etienne Lewis Trials (U10 Boys) | 2019-08-30 | 2019-09-01 | Standard | Tshwane (GTP) | 7 | 7 | 5 | Yes | Analysis |
| 4 | 2019 Jacaranda Round Robin (L) | 2019-08-03 | 2019-08-03 | Standard | Tshwane (GTP) | 5 | 5 | 5 | Yes | Analysis |
| 5 | 2019 Menlo Open (D) | 2019-07-13 | 2019-07-13 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 6 | 2019 D4 Tshwane South Schools League Team Finals (U9) | 2019-07-27 | 2019-07-27 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 7 | 2019 Lubowski Open Tournament (D) | 2019-05-11 | 2019-05-12 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
| 8 | 2019 Capablanca Chess Festival (Swiss D) | 2019-04-19 | 2019-04-21 | Standard | Tshwane (GTP) | 7 | 6 | 3 | Yes | Analysis |
| 9 | 2019 Tshwane Chess Registration Tournament (D) | 2019-01-26 | 2019-01-26 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 10 | 2018 D4 Tshwane South Schools League Finals (U9) | 2018-08-03 | 2018-08-03 | Standard | Tshwane (GTP) | 5 | 5 | 0 | Yes | Analysis |
| 11 | 2018 Swartkop Open (E) | 2018-06-23 | 2018-06-23 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 9 | Tournament2019 Jacaranda Round Robin | Tournament2019 Etienne Lewis Trials | ||||||
| date2019-08-03 | rnd1 | typeStandard | result1 | date2019-08-31 | rnd4 | typeStandard | result1 | ||
| OpponentScholtz, A (Aydin) | OpponentMarais, JS (Jacobus) | ||||||||
| 2 | 6 | Tournament2019 South African Junior Team Championships | Tournament2022 Milos Ristic Open Chess Tournament | ||||||
| date2020-01-06 | rnd4 | typeStandard | result1 | date2022-05-28 | rnd2 | typeStandard | result0.5 | ||
| OpponentKolb, A (Andre) | OpponentMatsioloko, G (Godisang) | ||||||||
| 3 | 6 | Tournament2019 Capablanca Chess Festival | Tournament2019 Lubowski Open Tournament | ||||||
| date2019-04-20 | rnd5 | typeStandard | result1 | date2019-05-11 | rnd3 | typeStandard | result1 | ||
| OpponentHlongwane, M (Mpho) | OpponentFerreira, L (Louis) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 9 | Tournament2019 Jacaranda Round Robin | Tournament2019 Etienne Lewis Trials | ||||||
| date2019-08-03 | rnd1 | typeStandard | result1 | date2019-08-31 | rnd4 | typeStandard | result1 | ||
| OpponentScholtz, A (Aydin) | OpponentMarais, JS (Jacobus) | ||||||||
| 2 | 6 | Tournament2019 South African Junior Team Championships | Tournament2022 Milos Ristic Open Chess Tournament | ||||||
| date2020-01-06 | rnd4 | typeStandard | result1 | date2022-05-28 | rnd2 | typeStandard | result0.5 | ||
| OpponentKolb, A (Andre) | OpponentMatsioloko, G (Godisang) | ||||||||
| 3 | 6 | Tournament2019 Capablanca Chess Festival | Tournament2019 Lubowski Open Tournament | ||||||
| date2019-04-20 | rnd5 | typeStandard | result1 | date2019-05-11 | rnd3 | typeStandard | result1 | ||
| OpponentHlongwane, M (Mpho) | OpponentFerreira, L (Louis) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 9 | Tournament2019 Jacaranda Round Robin | Tournament2019 Etienne Lewis Trials | ||||||
| date2019-08-03 | rnd1 | typeStandard | result1 | date2019-08-31 | rnd4 | typeStandard | result1 | ||
| OpponentScholtz, A (Aydin) | OpponentMarais, JS (Jacobus) | ||||||||
| 2 | 6 | Tournament2019 Capablanca Chess Festival | Tournament2019 Lubowski Open Tournament | ||||||
| date2019-04-20 | rnd5 | typeStandard | result1 | date2019-05-11 | rnd3 | typeStandard | result1 | ||
| OpponentHlongwane, M (Mpho) | OpponentFerreira, L (Louis) | ||||||||
| 3 | 5 | Tournament2019 South African Junior Team Championships | Tournament2022 Milos Ristic Open Chess Tournament | ||||||
| date2020-01-06 | rnd4 | typeStandard | result1 | date2022-05-28 | rnd1 | typeStandard | result1 | ||
| OpponentKolb, A (Andre) | OpponentMarais, JS (Jacobus) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 9 | Tournament2019 Jacaranda Round Robin | Tournament2019 Etienne Lewis Trials | ||||||
| date2019-08-03 | rnd1 | typeStandard | result1 | date2019-08-31 | rnd4 | typeStandard | result1 | ||
| OpponentScholtz, A (Aydin) | OpponentMarais, JS (Jacobus) | ||||||||
| 2 | 6 | Tournament2019 Capablanca Chess Festival | Tournament2019 Lubowski Open Tournament | ||||||
| date2019-04-20 | rnd5 | typeStandard | result1 | date2019-05-11 | rnd3 | typeStandard | result1 | ||
| OpponentHlongwane, M (Mpho) | OpponentFerreira, L (Louis) | ||||||||
| 3 | 5 | Tournament2019 South African Junior Team Championships | Tournament2022 Milos Ristic Open Chess Tournament | ||||||
| date2020-01-06 | rnd4 | typeStandard | result1 | date2022-05-28 | rnd1 | typeStandard | result1 | ||
| OpponentKolb, A (Andre) | OpponentMarais, JS (Jacobus) | ||||||||
| # | 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 | Ferreira ,L (Louis) | 4 | 3 | 212.5 | 4 | 3 | 212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1096 | 1308.5 | 1081.4 | 1308.5 | 0 | 0 | 0 | 0 | ||||||
| 2 | Bogaard ,FK (Franco Konrad) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1167.7 | 1167.7 | 1115.3 | 1167.7 | 0 | 0 | 0 | 0 | ||||||
| 3 | Marais ,JS (Jacobus Stephanus) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1128.9 | 1553.9 | 1112.2 | 1553.9 | 0 | 0 | 0 | 0 | ||||||
| 4 | Fuhri ,R (Ruben) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1213.2 | 1638.2 | 1211 | 1638.2 | 0 | 0 | 0 | 0 | ||||||
| 5 | Kolb ,A (Andre) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1255.7 | 1680.7 | 1246.9 | 1680.7 | 0 | 0 | 0 | 0 | ||||||
| 6 | Johnstone ,J (Jessica) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1033.1 | 1458.1 | 1019.6 | 1458.1 | 0 | 0 | 0 | 0 | ||||||
| 7 | Erasmus ,J (Jean-Zack) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1202.7 | 777.7 | 1200 | 777.7 | 0 | 0 | 0 | 0 | ||||||
| 8 | Louw ,N (Nova) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1206.6 | 781.6 | 1183 | 781.6 | 0 | 0 | 0 | 0 | ||||||
| 9 | Diremelo ,MO (Mpho Oarabile) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 10 | Van Der Walt ,AJ (Antonie Johannes) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1048.7 | 1048.7 | 1005.4 | 1048.7 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

