PLAYER PAGE
Personal
Esterhuizen, Z (Zane)
Chess SA id
1110102534FIDE id
?Date of birth
2011-06-01 (U16)Gender
MaleRegion
West Rand (GWR)Citizen
RSATitles
Chess SA registered
NoLast active game
2024-08-16Personal details last changed
1900-01-01Junior GPX Games
Junior GPX Points
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| Rating | 1457.2 | 1447.1 | 1200 | 1200 |
| Raw rating | 1457.2 | 1447.1 | 1200 | 1200 |
| Weighted rating | 1455.1 | 1444.5 | 1200 | 1200 |
| Weighted performance | 1130.2 | 1127.9 | 0 | 0 |
| Floor | 1020.1 | 1015.9 | 700 | 700 |
| K-factor | 32 | 32 | 36 | 36 |
| Min/Max rating change allowed | 114.9 | 116.6 | 165.8 | 165.8 |
| Highest rating | 15362023-09-01 | 1531.82023-09-01 | 12002018-10-01 | 12002018-10-01 |
| Highest raw rating | 1520.12023-10-01 | 1515.92023-10-01 | 12002024-02-01 | 12002024-02-01 |
| Highest weighted rating | 1520.12024-09-01 | 1515.92024-09-01 | 12002018-10-01 | 12002018-10-01 |
| Highest weighted performance | 15362023-09-01 | 1531.82023-09-01 | 12002024-02-01 | 12002024-02-01 |
| Prediction | ||||
|---|---|---|---|---|
| Item | Main | Standard | Rapid | Blitz |
| Rating change | 0 | 0 | 0 | 0 |
| New rating | 1457.2 | 1447.1 | 1200 | 1200 |
| Analysis | ||||
| Rating | 1457.2 | 1447.1 | 1200 | 1200 |
| Raw rating | 1457.2 | 1447.1 | 1200 | 1200 |
| Weighted rating | 1455.1 | 1444.5 | 1200 | |
| Weighted performance | 1130.2 | 1127.9 | 0 | |
| K-factor | 32 | 32 | 36 | 36 |
| Floor | 1020.1 | 1015.9 | 700 | 700 |
| Max/Min rating change allowed | 114.9 | 116.6 | 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 | 1457.2 | 1447.1 | 1200 | 1200 |
| New weighted rating | 1455 | 1444.5 | 1200 | 1200 |
| New weighted performance | 1122.2 | 1120 | 0 | 0 |
| Temp new rating | 1457.2 | 1447.1 | 1200 | 1200 |
| Temp new rating +/- | 0 | 0 | 0 | 0 |
| Final new rating +/- | 0 | 0 | 0 | 0 |
| New rating | 1457.2 | 1447.1 | 1200 | 1200 |
| New K-factor | 32 | 32 | 36 | 36 |
| New floor | 1020.1 | 1015.9 | 700 | 700 |
| Item | Main | Standard | Rapid | Blitz |
|---|---|---|---|---|
| 0 | 0 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| 20 | 20 | 0 | 0 | |
| 39 | 39 | 0 | 0 | |
| 36 | 36 | 0 | 0 | |
| 0 | 0 | 0 | 0 | |
| History | 114 | 114 | 0 | 0 |
| Games since | |||||||||||||||||
| Main20 | Standard20 | Rapid0 | Blitz0 | ||||||||||||||
| Gender | Male | ||||||||||||||||
| Age group | U16 | ||||||||||||||||
| Region | West Rand (GWR) | ||||||||||||||||
| 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 | 114 | 77.5 | 67.98 | 152.9 | 1243.6 | 1396.5 |
| Standard | 114 | 77.5 | 67.98 | 152.9 | 1243.6 | 1396.5 |
| Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
| Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
| Date | Main | Standard | Rapid | Blitz |
| 2025-11-01 | 1457.2 | 1447.1 | 1200 | 1200 |
| 2025-09-30 | 1457.2 | 1447.1 | 1200 | 1200 |
| 2025-09-01 | 1457.2 | 1447.1 | 1200 | 1200 |
| 2025-08-01 | 1457.2 | 1447.1 | 1200 | 1200 |
| 2025-07-01 | 1457.2 | 1447.1 | 1200 | 1200 |
| 2025-06-01 | 1457.2 | 1447.1 | 1200 | 1200 |
| 2025-05-01 | 1457.2 | 1447.1 | 1200 | 1200 |
| 2025-04-01 | 1457.2 | 1447.1 | 1200 | 1200 |
| 2025-03-01 | 1457.2 | 1447.1 | 1200 | 1200 |
| 2025-02-01 | 1455.6 | 1445.5 | 1200 | 1200 |
| 2025-01-01 | 1433.1 | 1418.7 | 1200 | 1200 |
| 2024-12-01 | 1433.1 | 1418.7 | 1200 | 1200 |
| 2024-11-01 | 1433.1 | 1418.7 | 1200 | 1200 |
| 2024-10-01 | 1433.1 | 1418.7 | 1200 | 1200 |
| 2024-09-01 | 1468.7 | 1460.9 | 1200 | 1200 |
| 2024-08-01 | 1468.7 | 1460.9 | 1200 | 1200 |
| 2024-07-01 | 1473.7 | 1467 | 1200 | 1200 |
| 2024-09-01 | 1473.7 | 1467 | 1200 | 1200 |
| 2024-05-01 | 1460.7 | 1450 | 1200 | 1200 |
| 2024-04-01 | 1460.7 | 1450 | 1200 | 1200 |
| 2024-03-01 | 1460.7 | 1450 | 1200 | 1200 |
| 2024-02-01 | 1460.7 | 1450 | 1200 | 1200 |
| 2024-01-01 | 1474.2 | 1462.5 | 1200 | 1200 |
| 2023-12-01 | 1474.2 | 1462.5 | 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 | Gauteng Schools Individuals Finals 2024 (U13 Boys) | 2024-08-16 | 2024-08-16 | Standard | Ekurhuleni (GE) | 5 | 5 | 2.5 | Yes | Analysis |
| 2 | D2 School League Finals 2024 (U13) | 2024-07-20 | 2024-07-20 | Standard | West Rand (GWR) | 5 | 5 | 3.5 | Yes | Analysis |
| 3 | 2024 D2 Schools Individuals (U13 Boys) | 2024-05-04 | 2024-05-04 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
| 4 | 2024 Gauteng Inter-Region Chess Championship (U14A) | 2024-01-13 | 2024-01-14 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 5 | West Rand vs Bojanala Inter-Regional Championships 2023 (U14) | 2023-10-14 | 2023-10-14 | Standard | West Rand (GWR) | 5 | 4 | 1 | Yes | Analysis |
| 6 | 2023 West Rand Trials (U14) | 2023-09-09 | 2023-09-09 | Standard | West Rand (GWR) | 5 | 5 | 5 | Yes | Analysis |
| 7 | 2023 Gauteng Top Schools (U13 Mixed) | 2023-08-18 | 2023-08-18 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
| 8 | D2 School League Finals 2023 (U13) | 2023-07-22 | 2023-07-22 | Standard | West Rand (GWR) | 5 | 5 | 5 | Yes | Analysis |
| 9 | D2 Schools Individuals 2023 (U13 Boys) | 2023-05-13 | 2023-05-13 | Standard | West Rand (GWR) | 5 | 5 | 5 | Yes | Analysis |
| 10 | Gauteng Schools Individual Finals 2023 (U13 Boys) | 2023-05-26 | 2023-05-26 | Standard | Ekurhuleni (GE) | 5 | 5 | 3 | Yes | Analysis |
| 11 | WR Tournament and Coaching 2023 (U14) | 2023-02-25 | 2023-02-25 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
| 12 | 2023 West Rand Open (U14) | 2023-02-04 | 2023-02-04 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
| 13 | D2 School League Finals 2022 (U11) | 2022-08-20 | 2022-08-20 | Standard | West Rand (GWR) | 6 | 6 | 5 | Yes | Analysis |
| 14 | 2nd West Rand Open 2022 (Juniors) | 2022-08-06 | 2022-08-06 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
| 15 | 2022 Gauteng Schools Individual Chess Championship (U11 Boys) | 2022-06-18 | 2022-06-18 | Standard | Ekurhuleni (GE) | 5 | 5 | 3 | Yes | Analysis |
| 16 | D2 Schools Individuals 2022 (U11 Boys) | 2022-05-07 | 2022-05-07 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
| 17 | West Rand Juniors 2022 (U12) | 2022-04-09 | 2022-04-09 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
| 18 | West Rand Open 2022 (U12) | 2022-02-05 | 2022-02-05 | Standard | West Rand (GWR) | 5 | 5 | 3 | Yes | Analysis |
| 19 | 2022 Gauteng Interregion (U12 Open) | 2022-02-26 | 2022-02-26 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
| 20 | D2 League Finals 2019 (U9) | 2019-08-03 | 2019-08-03 | Standard | West Rand (GWR) | 5 | 4 | 2 | Yes | Analysis |
| 21 | 2019 Gauteng School League Finals (U9 Open) | 2019-08-23 | 2019-08-23 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
| 22 | D2 Schools Individuals 2019 (U9) | 2019-05-18 | 2019-05-18 | Standard | West Rand (GWR) | 5 | 5 | 4 | Yes | Analysis |
| 23 | D2 Schools Individuals 2018 (U9 Open) | 2018-05-19 | 2018-05-19 | Standard | Johannesburg Metro (GJM) | 5 | 5 | 2.5 | Yes | Analysis |
Top 3 Streaks
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | TournamentWR Tournament and Coaching 2023 | TournamentGauteng Schools Individual Finals 2023 | ||||||
| date2023-02-25 | rnd4 | typeStandard | result1 | date2023-05-26 | rnd1 | typeStandard | result1 | ||
| OpponentRoux, C (Corlia) | OpponentManqoba, S (Sandile) | ||||||||
| 2 | 7 | Tournament2023 Gauteng Top Schools | Tournament2023 West Rand Trials | ||||||
| date2023-08-18 | rnd4 | typeStandard | result1 | date2023-09-09 | rnd5 | typeStandard | result1 | ||
| OpponentRakgolela, R (Relebogile) | OpponentBassie, U (Unathi) | ||||||||
| 3 | 6 | TournamentD2 School League Finals 2023 | Tournament2023 Gauteng Top Schools | ||||||
| date2023-07-22 | rnd1 | typeStandard | result1 | date2023-08-18 | rnd1 | typeStandard | result1 | ||
| OpponentMasiza, N (Nelson Hendrick) | OpponentNdiweni, M (Michelle) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | TournamentWR Tournament and Coaching 2023 | TournamentGauteng Schools Individual Finals 2023 | ||||||
| date2023-02-25 | rnd4 | typeStandard | result1 | date2023-05-26 | rnd1 | typeStandard | result1 | ||
| OpponentRoux, C (Corlia) | OpponentManqoba, S (Sandile) | ||||||||
| 2 | 7 | Tournament2023 Gauteng Top Schools | Tournament2023 West Rand Trials | ||||||
| date2023-08-18 | rnd4 | typeStandard | result1 | date2023-09-09 | rnd5 | typeStandard | result1 | ||
| OpponentRakgolela, R (Relebogile) | OpponentBassie, U (Unathi) | ||||||||
| 3 | 6 | TournamentD2 School League Finals 2023 | Tournament2023 Gauteng Top Schools | ||||||
| date2023-07-22 | rnd1 | typeStandard | result1 | date2023-08-18 | rnd1 | typeStandard | result1 | ||
| OpponentMasiza, N (Nelson Hendrick) | OpponentNdiweni, M (Michelle) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | TournamentWR Tournament and Coaching 2023 | TournamentGauteng Schools Individual Finals 2023 | ||||||
| date2023-02-25 | rnd4 | typeStandard | result1 | date2023-05-26 | rnd1 | typeStandard | result1 | ||
| OpponentRoux, C (Corlia) | OpponentManqoba, S (Sandile) | ||||||||
| 2 | 7 | Tournament2023 Gauteng Top Schools | Tournament2023 West Rand Trials | ||||||
| date2023-08-18 | rnd4 | typeStandard | result1 | date2023-09-09 | rnd5 | typeStandard | result1 | ||
| OpponentRakgolela, R (Relebogile) | OpponentBassie, U (Unathi) | ||||||||
| 3 | 6 | TournamentD2 School League Finals 2023 | Tournament2023 Gauteng Top Schools | ||||||
| date2023-07-22 | rnd1 | typeStandard | result1 | date2023-08-18 | rnd1 | typeStandard | result1 | ||
| OpponentMasiza, N (Nelson Hendrick) | OpponentNdiweni, M (Michelle) | ||||||||
| # | Games | Start | End | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | 8 | TournamentWR Tournament and Coaching 2023 | TournamentGauteng Schools Individual Finals 2023 | ||||||
| date2023-02-25 | rnd4 | typeStandard | result1 | date2023-05-26 | rnd1 | typeStandard | result1 | ||
| OpponentRoux, C (Corlia) | OpponentManqoba, S (Sandile) | ||||||||
| 2 | 7 | Tournament2023 Gauteng Top Schools | Tournament2023 West Rand Trials | ||||||
| date2023-08-18 | rnd4 | typeStandard | result1 | date2023-09-09 | rnd5 | typeStandard | result1 | ||
| OpponentRakgolela, R (Relebogile) | OpponentBassie, U (Unathi) | ||||||||
| 3 | 6 | TournamentD2 School League Finals 2023 | Tournament2023 Gauteng Top Schools | ||||||
| date2023-07-22 | rnd1 | typeStandard | result1 | date2023-08-18 | rnd1 | typeStandard | result1 | ||
| OpponentMasiza, N (Nelson Hendrick) | OpponentNdiweni, M (Michelle) | ||||||||
| # | 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 | Bassie ,U (Unathi) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1290.8 | 1432.5 | 1271.6 | 1432.5 | 0 | 0 | 0 | 0 | ||||||
| 2 | Barnard ,A (Anjanka) | 3 | 2 | 141.7 | 3 | 2 | 141.7 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1201.4 | 1343.1 | 1202.3 | 1343.1 | 0 | 0 | 0 | 0 | ||||||
| 3 | Chikambeka ,T (Tinai) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1404.6 | 1829.6 | 1397.1 | 1829.6 | 0 | 0 | 0 | 0 | ||||||
| 4 | Du Toit ,B (Bernard) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1266.2 | 841.2 | 1279.2 | 841.2 | 0 | 0 | 0 | 0 | ||||||
| 5 | Lokwe ,S (Simthandile) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1413.4 | 1413.4 | 1418.8 | 1413.4 | 0 | 0 | 0 | 0 | ||||||
| 6 | Van Schalkwyk ,DW (Divan Willem) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1126 | 701 | 1120 | 701 | 0 | 0 | 0 | 0 | ||||||
| 7 | Kalimashe ,T (Tshireletso) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1414.6 | 989.6 | 1420.2 | 989.6 | 0 | 0 | 0 | 0 | ||||||
| 8 | Saaiman ,HF (Henri Frederik) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1217.6 | 1217.6 | 1208.8 | 1217.6 | 0 | 0 | 0 | 0 | ||||||
| 9 | Mbesi ,S (Samkelo) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1224.6 | 1224.6 | 1233.8 | 1224.6 | 0 | 0 | 0 | 0 | ||||||
| 10 | Britz ,M (Markus Wynand) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
| 1200 | 1625 | 1200 | 1625 | 0 | 0 | 0 | 0 | ||||||
Norms
| # | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
|---|---|---|---|---|---|---|---|---|

