PLAYER PAGE
Personal
Tredoux, V (Vivienne)
Chess SA id
2020147026FIDE id
?Date of birth
2002-01-11 (Adult)Gender
FemaleRegion
Cape Town (WCT)Citizen
RSATitles
Chess SA registered
NoLast active game
2025-08-10Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1264.9 | 1261.2 | 1200 | 1105.5 |
| Raw rating | 1264.9 | 1261.2 | 1200 | 1105.5 |
| Weighted rating | 1221.3 | 1224.2 | 1200 | 1103.7 |
| Weighted performance | 1066.3 | 1086.6 | 0 | 0 |
| Floor | 764.9 | 770.3 | 700 | 700 |
| K-factor | 36 | 36 | 36 | 36 |
| Min/Max rating change allowed | 151.2 | 152 | 165.8 | 189.7 |
| Highest rating | 1294.72023-08-01 | 1301.82024-02-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1264.92025-09-01 | 1270.32024-03-01 | 12002024-02-01 | 12002019-12-01 |
| Highest weighted rating | 1256.92024-06-01 | 1270.32024-06-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 1294.72023-08-01 | 1301.82024-02-01 | 12002024-02-01 | 12002019-12-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1264.9 | 1261.2 | 1200 | 1105.5 |
| Analysis | ||||
| Rating | 1264.9 | 1261.2 | 1200 | 1105.5 |
| Raw rating | 1264.9 | 1261.2 | 1200 | 1105.5 |
| Weighted rating | 1221.3 | 1224.2 | 1200 | |
| Weighted performance | 1066.3 | 1086.6 | 0 | |
| K-factor | 36 | 36 | 36 | 36 |
| Floor | 764.9 | 770.3 | 700 | 700 |
| Max/Min rating change allowed | 151.2 | 152 | 165.8 | 189.7 |
| 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 | 1264.9 | 1261.2 | 1200 | 1105.5 |
| New weighted rating | 1225.2 | 1227.4 | 1200 | 1103.9 |
| New weighted performance | 1057.7 | 1077.7 | 0 | 0 |
| Temp new rating | 1264.9 | 1261.2 | 1200 | 1105.5 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1264.9 | 1261.2 | 1200 | 1105.5 |
| New K-factor | 36 | 36 | 36 | 36 |
| New floor | 764.9 | 770.3 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 6 | 6 | 0 | 0 | |
| 9 | 9 | 0 | 0 | |
| 24 | 17 | 0 | 7 | |
| 5 | 5 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 44 | 37 | 0 | 7 |
| Games since | |||||||||||||||||
| Main15 | Standard15 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Female | ||||||||||||||||
| Age group | Adult | ||||||||||||||||
| Region | Cape Town (WCT) | ||||||||||||||||
| Province | Western Cape (WC) | ||||||||||||||||
| Main | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Female | -1 | -1 | -1 | ||||||||||||||
| Standard | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Female | -1 | -1 | -1 | ||||||||||||||
| Rapid | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult Female | -1 | -1 | -1 | ||||||||||||||
| Blitz | RSA | Province | Region | ||||||||||||||
| Overall | -1 | -1 | -1 | ||||||||||||||
| Female | -1 | -1 | -1 | ||||||||||||||
| Adult | -1 | -1 | -1 | ||||||||||||||
| Adult 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 | 6 | 3 | 50 | 0 | 1467.3 | 1467.3 |
| Standard | 6 | 3 | 50 | 0 | 1467.3 | 1467.3 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| History | ||||||
| Games | Score | % | Dp | AvgOpp | Performance | |
| Main | 44 | 18 | 40.91 | -77.3 | 1327.9 | 1250.6 |
| Standard | 37 | 17 | 45.95 | -34.5 | 1325.3 | 1290.8 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 7 | 1 | 14.29 | -303.6 | 1341.5 | 1037.9 |
| Date | Main | Standard | Rapid | Blitz |
| 2026-01-01 | 1264.9 | 1261.2 | 1200 | 1105.5 |
| 2025-11-30 | 1264.9 | 1261.2 | 1200 | 1105.5 |
| 2025-11-01 | 1264.9 | 1261.2 | 1200 | 1105.5 |
| 2025-09-30 | 1264.9 | 1261.2 | 1200 | 1105.5 |
| 2025-09-01 | 1264.9 | 1261.2 | 1200 | 1105.5 |
| 2025-08-01 | 1202.2 | 1209.6 | 1200 | 1105.5 |
| 2025-07-01 | 1202.2 | 1209.6 | 1200 | 1105.5 |
| 2025-06-01 | 1202.2 | 1209.6 | 1200 | 1105.5 |
| 2025-05-01 | 1202.2 | 1209.6 | 1200 | 1105.5 |
| 2025-04-01 | 1202.2 | 1209.6 | 1200 | 1105.5 |
| 2025-03-01 | 1202.2 | 1209.6 | 1200 | 1105.5 |
| 2025-02-01 | 1200.9 | 1208 | 1200 | 1105.5 |
| 2025-01-01 | 1174.3 | 1177.3 | 1200 | 1098.4 |
| 2024-12-01 | 1174.3 | 1177.3 | 1200 | 1098.4 |
| 2024-11-01 | 1174.3 | 1177.3 | 1200 | 1098.4 |
| 2024-10-01 | 1174.3 | 1177.3 | 1200 | 1098.4 |
| 2024-09-01 | 1165.7 | 1171.9 | 1200 | 1098.4 |
| 2024-11-01 | 1165.7 | 1171.9 | 1200 | 1098.4 |
| 2024-07-01 | 1165.7 | 1171.9 | 1200 | 1098.4 |
| 2024-06-01 | 1256.9 | 1270.3 | 1200 | 1098.4 |
| 2024-05-01 | 1256.9 | 1270.3 | 1200 | 1098.4 |
| 2024-04-01 | 1256.9 | 1270.3 | 1200 | 1098.4 |
| 2024-03-01 | 1256.9 | 1270.3 | 1200 | 1098.4 |
| 2024-02-01 | 1219.9 | 1231.4 | 1200 | 1098.4 |
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 | Cape Town Chess Federation Club League 2025 (D) | 2025-07-26 | 2025-09-27 | Standard | Cape Town (WCT) | 11 | 0 | 0 | No | Analysis |
| 2 | Western Cape Women’s Championship 2025 (Advanced) | 2025-08-08 | 2025-08-10 | Standard | West Coast (WCU) | 6 | 6 | 3 | Yes | Analysis |
| 3 | CT League 2024 (C) | 2024-07-20 | 2024-09-07 | Standard | Cape Town (WCT) | 11 | 1 | 1 | Yes | Analysis |
| 4 | CT League 2024 (D) | 2024-08-03 | 2024-08-03 | Standard | Cape Town (WCT) | 6 | 1 | 0 | Yes | Analysis |
| 5 | Cape Town Chess Federation Closed Chess Championships 2024 (D) | 2024-06-15 | 2024-06-17 | Standard | Cape Town (WCT) | 6 | 2 | 0.5 | Yes | Analysis |
| 6 | Cape of Good Hope Open Chess Tournament 2024 (Intermediate) | 2024-02-17 | 2024-02-17 | Standard | Cape Town (WCT) | 6 | 5 | 3 | Yes | Analysis |
| 7 | Western Cape Closed Championship 2023 (Blitz) | 2023-09-23 | 2023-09-25 | Blitz | Cape Town (WCT) | 7 | 7 | 1 | Yes | Analysis |
| 8 | WP Club League 2023 (D2) | 2023-08-05 | 2023-08-26 | Standard | Cape Town (WCT) | 6 | 1 | 1 | Yes | Analysis |
| 9 | Cape Winelands Open 2023 (Intermediate) | 2023-07-22 | 2023-07-23 | Standard | Cape Winelands (WCW) | 6 | 5 | 2.5 | Yes | Analysis |
| 10 | Cape Town Open 2023 (Intermediate) | 2023-03-25 | 2023-03-26 | Standard | Cape Town (WCT) | 6 | 6 | 3 | Yes | Analysis |
| 11 | Marie Delport Memorial 2023 (Open) | 2023-01-21 | 2023-01-21 | Standard | Cape Winelands (WCW) | 6 | 5 | 3 | Yes | Analysis |
| 12 | 2022 Western Province Club League (C) | 2022-08-20 | 2022-10-01 | Standard | Cape Town (WCT) | 11 | 5 | 0 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentCape of Good Hope Open Chess Tournament 2024 | TournamentCape Town Chess Federation Closed Chess Championships 2024 | ||||||
| date2024-02-17 | rnd5 | typeStandard | result1 | date2024-06-15 | rnd1 | typeStandard | result0.5 | ||
| OpponentRoto, A (Ahluma) | OpponentMangali, O (Ongama) | ||||||||
| 2 | 3 | TournamentCape Town Open 2023 | TournamentCape Winelands Open 2023 | ||||||
| date2023-03-26 | rnd6 | typeStandard | result1 | date2023-07-22 | rnd2 | typeStandard | result0.5 | ||
| OpponentMolo, S (Someleze) | OpponentVan Niekerk, L (Lizelle) | ||||||||
| 3 | 3 | TournamentMarie Delport Memorial 2023 | TournamentMarie Delport Memorial 2023 | ||||||
| date2023-01-21 | rnd3 | typeStandard | result1 | date2023-01-21 | rnd5 | typeStandard | result1 | ||
| OpponentVan Wyk, I (Igshaan) | OpponentRobertson, J (Jonah) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentCape of Good Hope Open Chess Tournament 2024 | TournamentCape Town Chess Federation Closed Chess Championships 2024 | ||||||
| date2024-02-17 | rnd5 | typeStandard | result1 | date2024-06-15 | rnd1 | typeStandard | result0.5 | ||
| OpponentRoto, A (Ahluma) | OpponentMangali, O (Ongama) | ||||||||
| 2 | 3 | TournamentCape Winelands Open 2023 | TournamentCape of Good Hope Open Chess Tournament 2024 | ||||||
| date2023-07-23 | rnd6 | typeStandard | result1 | date2024-02-17 | rnd2 | typeStandard | result1 | ||
| OpponentBeerwinkel, A (Aretha) | OpponentGall, J (Jenken) | ||||||||
| 3 | 3 | TournamentCape Town Open 2023 | TournamentCape Winelands Open 2023 | ||||||
| date2023-03-26 | rnd6 | typeStandard | result1 | date2023-07-22 | rnd2 | typeStandard | result0.5 | ||
| OpponentMolo, S (Someleze) | OpponentVan Niekerk, L (Lizelle) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentWestern Cape Closed Championship 2023 | TournamentWestern Cape Closed Championship 2023 | ||||||
| date2023-09-24 | rnd4 | typeBlitz | result1 | date2023-09-24 | rnd4 | typeBlitz | result1 | ||
| OpponentDu Plessis, M (Madelein) | OpponentDu Plessis, M (Madelein) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentMarie Delport Memorial 2023 | TournamentMarie Delport Memorial 2023 | ||||||
| date2023-01-21 | rnd3 | typeStandard | result1 | date2023-01-21 | rnd5 | typeStandard | result1 | ||
| OpponentVan Wyk, I (Igshaan) | OpponentRobertson, J (Jonah) | ||||||||
| 2 | 2 | TournamentWestern Cape Women’s Championship 2025 | TournamentWestern Cape Women’s Championship 2025 | ||||||
| date2025-08-09 | rnd4 | typeStandard | result1 | date2025-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentJulie, D (Drueschen) | OpponentViljoen, L (Lienka) | ||||||||
| 3 | 2 | TournamentCape of Good Hope Open Chess Tournament 2024 | TournamentCape of Good Hope Open Chess Tournament 2024 | ||||||
| date2024-02-17 | rnd5 | typeStandard | result1 | date2024-02-17 | rnd6 | typeStandard | result1 | ||
| OpponentRoto, A (Ahluma) | OpponentBellini, G (Gemma) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 3 | TournamentCape Winelands Open 2023 | TournamentCape of Good Hope Open Chess Tournament 2024 | ||||||
| date2023-07-23 | rnd6 | typeStandard | result1 | date2024-02-17 | rnd2 | typeStandard | result1 | ||
| OpponentBeerwinkel, A (Aretha) | OpponentGall, J (Jenken) | ||||||||
| 2 | 3 | TournamentMarie Delport Memorial 2023 | TournamentMarie Delport Memorial 2023 | ||||||
| date2023-01-21 | rnd3 | typeStandard | result1 | date2023-01-21 | rnd5 | typeStandard | result1 | ||
| OpponentVan Wyk, I (Igshaan) | OpponentRobertson, J (Jonah) | ||||||||
| 3 | 2 | TournamentWestern Cape Women’s Championship 2025 | TournamentWestern Cape Women’s Championship 2025 | ||||||
| date2025-08-09 | rnd4 | typeStandard | result1 | date2025-08-10 | rnd5 | typeStandard | result1 | ||
| OpponentJulie, D (Drueschen) | OpponentViljoen, L (Lienka) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 1 | TournamentWestern Cape Closed Championship 2023 | TournamentWestern Cape Closed Championship 2023 | ||||||
| date2023-09-24 | rnd4 | typeBlitz | result1 | date2023-09-24 | rnd4 | typeBlitz | result1 | ||
| OpponentDu Plessis, M (Madelein) | OpponentDu Plessis, M (Madelein) | ||||||||
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 | Resnekov ,O (Oliver) | 2 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 1 | 0 | -425 |
| 1467.1 | 1042.1 | 1418.8 | 1042.1 | 0 | 0 | 1200 | 1042.1 | ||||||
| 2 | Bellini ,G (Gemma) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1468.6 | 1893.6 | 1471.8 | 1893.6 | 0 | 0 | 0 | 0 | ||||||
| 3 | Feltman ,GA (Gabriel) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1096.3 | 671.3 | 1100.1 | 671.3 | 0 | 0 | 0 | 0 | ||||||
| 4 | Van Tonder ,L (Luhann) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1450.7 | 1875.7 | 1435.2 | 1875.7 | 0 | 0 | 0 | 0 | ||||||
| 5 | Rosenberg ,W (Wagheed) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1471.7 | 1046.7 | 1465.4 | 1046.7 | 0 | 0 | 0 | 0 | ||||||
| 6 | Gall ,J (Jenken) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1424.1 | 1849.1 | 1411.5 | 1849.1 | 0 | 0 | 0 | 0 | ||||||
| 7 | Julie ,D (Drueschen) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1377.7 | 1802.7 | 1288.6 | 1802.7 | 0 | 0 | 0 | 0 | ||||||
| 8 | Lose ,L (Luvo) | 1 | 0 | -425 | 1 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1304.9 | 879.9 | 1276.1 | 879.9 | 0 | 0 | 0 | 0 | ||||||
| 9 | Van Zyl ,JM (Johannes Martin) | 1 | 1 | 425 | 1 | 1 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1240.8 | 1665.8 | 1242.1 | 1665.8 | 0 | 0 | 0 | 0 | ||||||
| 10 | Mangali ,O (Ongama) | 1 | 0.5 | 0 | 1 | 0.5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1325.7 | 1325.7 | 1325.9 | 1325.7 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

