PLAYER PAGE
Personal
Willenberg, K (Katre)
Chess SA id
2180311518FIDE id
?Date of birth
2018-09-10 (U8)Gender
FemaleRegion
Cape Town (WCT)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-05-18Personal details last changed
1900-01-01Junior GPX Games
20Junior GPX Points
1322.6| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1277.4 | 1297.2 | 1200 | 1200 |
| Raw rating | 1277.4 | 1297.2 | 1200 | 1200 |
| Weighted rating | 1240.2 | 1251 | 1200 | 1200 |
| Weighted performance | 0 | 0 | 0 | 0 |
| Floor | 777.4 | 797.2 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 148.5 | 144.4 | 165.8 | 165.8 |
| Highest rating | 1277.42025-06-01 | 1297.22025-06-01 | 12002024-10-01 | 12002024-10-01 |
| Highest raw rating | 1277.42025-06-01 | 1297.22025-06-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted rating | 12262025-08-01 | 1233.32025-08-01 | 12002024-10-01 | 12002024-10-01 |
| Highest weighted performance | 12002024-10-01 | 12002024-10-01 | 12002024-10-01 | 12002024-10-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1277.4 | 1297.2 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1277.4 | 1297.2 | 1200 | 1200 |
| Raw rating | 1277.4 | 1297.2 | 1200 | 1200 |
| Weighted rating | 1240.2 | 1251 | 1200 | |
| Weighted performance | 0 | 0 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 777.4 | 797.2 | 700 | 700 |
| Max/Min rating change allowed | 148.5 | 144.4 | 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 | 1277.4 | 1297.2 | 1200 | 1200 |
| New weighted rating | 1244.4 | 1256.3 | 1200 | 1200 |
| New weighted performance | 0 | 0 | 0 | 0 |
| Temp new rating | 1277.4 | 1297.2 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1277.4 | 1297.2 | 1200 | 1200 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 777.4 | 797.2 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 20 | 20 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 20 | 20 | 0 | 0 |
| Games since | |||||||||||||||||
| Main20 | Standard20 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | U8 | ||||||||||||||||
| Region | Cape Town (WCT) | ||||||||||||||||
| Province | Western Cape (WC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U8 | -1 | -1 | -1 | ||||||||||||||
| U8 Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U8 | -1 | -1 | -1 | ||||||||||||||
| U8 Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U8 | -1 | -1 | -1 | ||||||||||||||
| U8 Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| U8 | -1 | -1 | -1 | ||||||||||||||
| U8 Female | -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 | 20 | 13.5 | 67.5 | 148.8 | 1199.9 | 1348.7 |
| Standard | 20 | 13.5 | 67.5 | 148.8 | 1199.9 | 1348.7 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 20 | 13.5 | 67.5 | 148.8 | 1199.9 | 1348.7 |
| Standard | 20 | 13.5 | 67.5 | 148.8 | 1199.9 | 1348.7 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1277.4 | 1297.2 | 1200 | 1200 |
| 2025-09-30 | 1277.4 | 1297.2 | 1200 | 1200 |
| 2025-09-01 | 1277.4 | 1297.2 | 1200 | 1200 |
| 2025-08-01 | 1277.4 | 1297.2 | 1200 | 1200 |
| 2025-07-01 | 1277.4 | 1297.2 | 1200 | 1200 |
| 2025-06-01 | 1277.4 | 1297.2 | 1200 | 1200 |
| 2025-05-01 | 1232.5 | 1246.4 | 1200 | 1200 |
| 2025-04-01 | 1232.5 | 1246.4 | 1200 | 1200 |
| 2025-03-01 | 1259.2 | 1272 | 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 | Western Cape Schools Individual Championship 2025 (U7 Girls) | 2025-05-17 | 2025-05-18 | Standard | Cape Winelands (WCW) | 6 | 6 | 4.5 | Yes | Analysis |
| 2 | Cape Town Open Chess Festival 2025 (U8) | 2025-03-22 | 2025-03-23 | Standard | Cape Town (WCT) | 6 | 5 | 2 | Yes | Analysis |
| 3 | CT Metro Schools Individual Closed 2025 (U7 Girls) | 2025-03-01 | 2025-03-02 | Standard | Cape Town (WCT) | 6 | 5 | 3 | Yes | Analysis |
| 4 | CT Metro North Schools Chess Individual Trials 2025 (U7+U9 Girls) | 2025-02-08 | 2025-02-09 | Standard | Cape Town (WCT) | 6 | 4 | 4 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
| # | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Western Cape Schools Individual Championship 2025 (U7 Girls) | 2025-05-17 | 2025-05-18 | Standard | Cape Winelands (WCW) | 6 | 6 | 4.5 | Yes | Analysis |
| 2 | Cape Town Open Chess Festival 2025 (U8) | 2025-03-22 | 2025-03-23 | Standard | Cape Town (WCT) | 6 | 5 | 2 | Yes | Analysis |
| 3 | CT Metro Schools Individual Closed 2025 (U7 Girls) | 2025-03-01 | 2025-03-02 | Standard | Cape Town (WCT) | 6 | 5 | 3 | Yes | Analysis |
| 4 | CT Metro North Schools Chess Individual Trials 2025 (U7+U9 Girls) | 2025-02-08 | 2025-02-09 | Standard | Cape Town (WCT) | 6 | 4 | 4 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentCT Metro North Schools Chess Individual Trials 2025 | TournamentCT Metro Schools Individual Closed 2025 | ||||||
| date2025-02-08 | rnd2 | typeStandard | result1 | date2025-03-01 | rnd1 | typeStandard | result1 | ||
| OpponentMatwa, K (Kimathi Hlelo) | OpponentNongogo, O (Onele) | ||||||||
| 2 | 4 | TournamentWestern Cape Schools Individual Championship 2025 | TournamentWestern Cape Schools Individual Championship 2025 | ||||||
| date2025-05-17 | rnd3 | typeStandard | result1 | date2025-05-18 | rnd6 | typeStandard | result1 | ||
| OpponentSiljeur, A (Antinique) | OpponentLindt, K (Ketalina) | ||||||||
| 3 | 1 | TournamentWestern Cape Schools Individual Championship 2025 | TournamentWestern Cape Schools Individual Championship 2025 | ||||||
| date2025-05-17 | rnd1 | typeStandard | result1 | date2025-05-17 | rnd1 | typeStandard | result1 | ||
| OpponentHartnick, J (Janique) | OpponentHartnick, J (Janique) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentCT Metro North Schools Chess Individual Trials 2025 | TournamentCT Metro Schools Individual Closed 2025 | ||||||
| date2025-02-08 | rnd2 | typeStandard | result1 | date2025-03-01 | rnd1 | typeStandard | result1 | ||
| OpponentMatwa, K (Kimathi Hlelo) | OpponentNongogo, O (Onele) | ||||||||
| 2 | 4 | TournamentWestern Cape Schools Individual Championship 2025 | TournamentWestern Cape Schools Individual Championship 2025 | ||||||
| date2025-05-17 | rnd3 | typeStandard | result1 | date2025-05-18 | rnd6 | typeStandard | result1 | ||
| OpponentSiljeur, A (Antinique) | OpponentLindt, K (Ketalina) | ||||||||
| 3 | 1 | TournamentWestern Cape Schools Individual Championship 2025 | TournamentWestern Cape Schools Individual Championship 2025 | ||||||
| date2025-05-17 | rnd1 | typeStandard | result1 | date2025-05-17 | rnd1 | typeStandard | result1 | ||
| OpponentHartnick, J (Janique) | OpponentHartnick, J (Janique) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentCT Metro North Schools Chess Individual Trials 2025 | TournamentCT Metro Schools Individual Closed 2025 | ||||||
| date2025-02-08 | rnd2 | typeStandard | result1 | date2025-03-01 | rnd1 | typeStandard | result1 | ||
| OpponentMatwa, K (Kimathi Hlelo) | OpponentNongogo, O (Onele) | ||||||||
| 2 | 2 | TournamentWestern Cape Schools Individual Championship 2025 | TournamentWestern Cape Schools Individual Championship 2025 | ||||||
| date2025-05-17 | rnd3 | typeStandard | result1 | date2025-05-17 | rnd4 | typeStandard | result1 | ||
| OpponentSiljeur, A (Antinique) | OpponentBaker, G (Gabby) | ||||||||
| 3 | 1 | TournamentWestern Cape Schools Individual Championship 2025 | TournamentWestern Cape Schools Individual Championship 2025 | ||||||
| date2025-05-18 | rnd6 | typeStandard | result1 | date2025-05-18 | rnd6 | typeStandard | result1 | ||
| OpponentLindt, K (Ketalina) | OpponentLindt, K (Ketalina) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 5 | TournamentCT Metro North Schools Chess Individual Trials 2025 | TournamentCT Metro Schools Individual Closed 2025 | ||||||
| date2025-02-08 | rnd2 | typeStandard | result1 | date2025-03-01 | rnd1 | typeStandard | result1 | ||
| OpponentMatwa, K (Kimathi Hlelo) | OpponentNongogo, O (Onele) | ||||||||
| 2 | 2 | TournamentWestern Cape Schools Individual Championship 2025 | TournamentWestern Cape Schools Individual Championship 2025 | ||||||
| date2025-05-17 | rnd3 | typeStandard | result1 | date2025-05-17 | rnd4 | typeStandard | result1 | ||
| OpponentSiljeur, A (Antinique) | OpponentBaker, G (Gabby) | ||||||||
| 3 | 1 | TournamentWestern Cape Schools Individual Championship 2025 | TournamentWestern Cape Schools Individual Championship 2025 | ||||||
| date2025-05-18 | rnd6 | typeStandard | result1 | date2025-05-18 | rnd6 | typeStandard | result1 | ||
| OpponentLindt, K (Ketalina) | OpponentLindt, K (Ketalina) | ||||||||
| # | 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 | Musakwa ,C (Caliesy) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1192 | 1333.7 | 1200 | 1333.7 | 0 | 0 | 0 | 0 | ||||||
| 2 | Matwa ,K (Kimathi Hlelo) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
| 3 | Barnard ,K (Kara) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1297.9 | 1297.9 | 1303.1 | 1297.9 | 0 | 0 | 0 | 0 | ||||||
| 4 | Koen ,E (Emma) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1347.8 | 922.8 | 1448.9 | 922.8 | 0 | 0 | 0 | 0 | ||||||
| 5 | Levin ,J (Jesse) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1175.9 | 750.9 | 1226.5 | 750.9 | 0 | 0 | 0 | 0 | ||||||
| 6 | Naicker ,S (Shivani) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1328.5 | 903.5 | 1332.2 | 903.5 | 0 | 0 | 0 | 0 | ||||||
| 7 | Nongogo ,O (Onele) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1142.9 | 1567.9 | 1156.7 | 1567.9 | 0 | 0 | 0 | 0 | ||||||
| 8 | Chumpitaz Avila ,J (Jozua) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 957 | 1382 | 1052.1 | 1382 | 0 | 0 | 0 | 0 | ||||||
| 9 | Hartnick ,J (Janique) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1198.3 | 1623.3 | 1198.2 | 1623.3 | 0 | 0 | 0 | 0 | ||||||
| 10 | Siljeur ,A (Antinique) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1174.1 | 1599.1 | 1170 | 1599.1 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

