PLAYER PAGE
Personal

Wiehahn, H (Hailey)
Chess SA id
2120136659FIDE id
?Date of birth
2012-12-13 (U14)Gender
FemaleRegion
Tshwane (GTP)Citizen
RSATitles
Chess SA registered
YesLast active game
2025-03-01Personal details last changed
1900-01-01Junior GPX Games
14Junior GPX Points
1378.9Item | Main | Standard | Rapid | Blitz |
---|---|---|---|---|
Rating | 1434.5 | 1422.3 | 1200 | 1200 |
Raw rating | 1434.5 | 1422.3 | 1200 | 1200 |
Weighted rating | 1424.2 | 1417.3 | 1200 | 1200 |
Weighted performance | 1272.1 | 1271.9 | 0 | 0 |
Floor | 990.9 | 989.7 | 700 | 700 |
K-factor | 32 | 32 | 36 | 36 |
Min/Max rating change allowed | 118.7 | 120.8 | 165.8 | 165.8 |
Highest rating | 1490.92025-01-01 | 1489.72025-01-01 | 12002018-10-01 | 12002018-10-01 |
Highest raw rating | 1490.92025-01-01 | 1489.72025-01-01 | 12002024-03-01 | 12002024-03-01 |
Highest weighted rating | 14172025-08-01 | 1410.62025-08-01 | 12002018-10-01 | 12002018-10-01 |
Highest weighted performance | 1482.52025-01-01 | 1482.52025-01-01 | 12002024-03-01 | 12002024-03-01 |
Prediction | ||||
---|---|---|---|---|
Item | Main | Standard | Rapid | Blitz |
Rating change | 0 | 0 | 0 | 0 |
New rating | 1434.5 | 1422.3 | 1200 | 1200 |
Analysis | ||||
Rating | 1434.5 | 1422.3 | 1200 | 1200 |
Raw rating | 1434.5 | 1422.3 | 1200 | 1200 |
Weighted rating | 1424.2 | 1417.3 | 1200 | |
Weighted performance | 1272.1 | 1271.9 | 0 | |
K-factor | 32 | 32 | 36 | 36 |
Floor | 990.9 | 989.7 | 700 | 700 |
Max/Min rating change allowed | 118.7 | 120.8 | 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 | 1434.5 | 1422.3 | 1200 | 1200 |
New weighted rating | 1427.4 | 1420.1 | 1200 | 1200 |
New weighted performance | 1271.6 | 1271.4 | 0 | 0 |
Temp new rating | 1434.5 | 1422.3 | 1200 | 1200 |
Temp new rating +/- | 0 | 0 | 0 | 0 |
Final new rating +/- | 0 | 0 | 0 | 0 |
New rating | 1434.5 | 1422.3 | 1200 | 1200 |
New K-factor | 32 | 32 | 36 | 36 |
New floor | 990.9 | 989.7 | 700 | 700 |
Item | Main | Standard | Rapid | Blitz |
---|---|---|---|---|
0 | 0 | 0 | 0 | |
5 | 5 | 0 | 0 | |
64 | 64 | 0 | 0 | |
61 | 61 | 0 | 0 | |
46 | 46 | 0 | 0 | |
0 | 0 | 0 | 0 | |
History | 176 | 176 | 0 | 0 |
Games since | |||||||||||||||||
Main74 | Standard74 | Rapid0 | Blitz0 | ||||||||||||||
Gender | Female | ||||||||||||||||
Age group | U14 | ||||||||||||||||
Region | Tshwane (GTP) | ||||||||||||||||
Province | Gauteng (GT) | ||||||||||||||||
Main | RSA | Province | Region | ||||||||||||||
Overall | 1825 | 640 | 230 | ||||||||||||||
Female | 279 | 105 | 43 | ||||||||||||||
U14 | 283 | 95 | 31 | ||||||||||||||
U14 Female | 61 | 22 | 8 | ||||||||||||||
Standard | RSA | Province | Region | ||||||||||||||
Overall | 1824 | 684 | 257 | ||||||||||||||
Female | 300 | 117 | 49 | ||||||||||||||
U14 | 290 | 98 | 36 | ||||||||||||||
U14 Female | 68 | 23 | 10 | ||||||||||||||
Rapid | RSA | Province | Region | ||||||||||||||
Overall | -1 | -1 | -1 | ||||||||||||||
Female | -1 | -1 | -1 | ||||||||||||||
U14 | -1 | -1 | -1 | ||||||||||||||
U14 Female | -1 | -1 | -1 | ||||||||||||||
Blitz | RSA | Province | Region | ||||||||||||||
Overall | -1 | -1 | -1 | ||||||||||||||
Female | -1 | -1 | -1 | ||||||||||||||
U14 | -1 | -1 | -1 | ||||||||||||||
U14 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 | 5 | 1 | 20 | -255 | 1376.7 | 1121.7 |
Standard | 5 | 1 | 20 | -255 | 1376.7 | 1121.7 |
Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
History | ||||||
Games | Score | % | Dp | AvgOpp | Performance | |
Main | 176 | 110 | 62.5 | 106.2 | 1240.9 | 1347.1 |
Standard | 176 | 110 | 62.5 | 106.2 | 1240.9 | 1347.1 |
Rapid | 0 | 0 | 0 | 0 | 0 | 0 |
Blitz | 0 | 0 | 0 | 0 | 0 | 0 |
Date | Main | Standard | Rapid | Blitz |
2025-09-30 | 1434.5 | 1422.3 | 1200 | 1200 |
2025-09-01 | 1434.5 | 1422.3 | 1200 | 1200 |
2025-08-01 | 1434.5 | 1422.3 | 1200 | 1200 |
2025-07-01 | 1434.5 | 1422.3 | 1200 | 1200 |
2025-06-01 | 1434.5 | 1422.3 | 1200 | 1200 |
2025-05-01 | 1434.5 | 1422.3 | 1200 | 1200 |
2025-04-01 | 1434.5 | 1422.3 | 1200 | 1200 |
2025-03-01 | 1490.9 | 1489.7 | 1200 | 1200 |
2025-02-01 | 1490.9 | 1489.7 | 1200 | 1200 |
2025-01-01 | 1490.9 | 1489.7 | 1200 | 1200 |
2024-12-01 | 1433.2 | 1441 | 1200 | 1200 |
2024-11-01 | 1433.2 | 1441 | 1200 | 1200 |
2024-10-01 | 1413.8 | 1419.6 | 1200 | 1200 |
2024-09-01 | 1384.4 | 1388.9 | 1200 | 1200 |
2024-08-01 | 1375 | 1372.6 | 1200 | 1200 |
2024-07-01 | 1375 | 1372.6 | 1200 | 1200 |
2024-06-01 | 1381.9 | 1378.5 | 1200 | 1200 |
2024-08-01 | 1313.9 | 1299 | 1200 | 1200 |
2024-04-01 | 1313.9 | 1299 | 1200 | 1200 |
2024-03-01 | 1313.9 | 1299 | 1200 | 1200 |
2024-02-01 | 1314.4 | 1295.8 | 1200 | 1200 |
2024-01-01 | 1309.9 | 1287.2 | 1200 | 1200 |
2023-12-01 | 1309.9 | 1287.2 | 1200 | 1200 |
2023-11-01 | 1309.9 | 1287.2 | 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 | AHS Open Chess Tournament 2025 (C) | 2025-03-01 | 2025-03-01 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
Last 500 tournaments since 01 January 2018
# | Tournament | Start | End | Type | Host | Rounds | Games | Score | Cfr | Analysis |
---|---|---|---|---|---|---|---|---|---|---|
1 | AHS Open Chess Tournament 2025 (C) | 2025-03-01 | 2025-03-01 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
2 | Gauteng Inter-Region at UJ 2024 (U14 Girls) | 2024-12-07 | 2024-12-08 | Standard | Johannesburg Metro (GJM) | 5 | 4 | 4 | Yes | Analysis |
3 | Gauteng Top Schools 2024 (U13 Girls) | 2024-10-04 | 2024-10-04 | Standard | Ekurhuleni (GE) | 5 | 5 | 3.5 | Yes | Analysis |
4 | 2024 Etienne Lewis (U14) | 2024-08-30 | 2024-09-01 | Standard | Tshwane (GTP) | 7 | 7 | 4 | Yes | Analysis |
5 | Gauteng Schools Individuals Finals 2024 (U13 Girls) | 2024-08-16 | 2024-08-16 | Standard | Ekurhuleni (GE) | 5 | 5 | 4 | Yes | Analysis |
6 | 2024 Alekhine Open Chess Tournament (B) | 2024-08-09 | 2024-08-10 | Standard | Tshwane (GTP) | 5 | 3 | 1 | Yes | Analysis |
7 | D1 Gauteng North District School Closed 2024 (U13 Girls) | 2024-08-03 | 2024-08-03 | Standard | Tshwane (GTP) | 5 | 5 | 5 | Yes | Analysis |
8 | 2024 Elise Steenkamp Open Chess Tournament (Queens) | 2024-06-15 | 2024-06-17 | Standard | Tshwane (GTP) | 7 | 7 | 4 | Yes | Analysis |
9 | 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) | 2024-06-01 | 2024-06-01 | Standard | Tshwane (GTP) | 5 | 5 | 3.5 | Yes | Analysis |
10 | 2024 Gauteng North School District Individual Championships - D1 (U13 Girls) | 2024-05-11 | 2024-05-11 | Standard | Tshwane (GTP) | 5 | 5 | 5 | Yes | Analysis |
11 | South African Junior Closed Chess Championship 2024 (U12 Girls) | 2024-04-27 | 2024-05-01 | Standard | Ekurhuleni (GE) | 9 | 9 | 4.5 | Yes | Analysis |
12 | 2024 Tshwane Chess AHS Open Chess Tournament (C1) | 2024-02-24 | 2024-02-24 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
13 | 2024 Gauteng Inter-Region Chess Championship (U12 Girls A) | 2024-01-13 | 2024-01-14 | Standard | Tshwane (GTP) | 5 | 4 | 2 | Yes | Analysis |
14 | 2023 Gauteng Noord (C) | 2023-10-14 | 2023-10-15 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
15 | 2023 Gauteng Top Schools (U13 Mixed) | 2023-08-18 | 2023-08-18 | Standard | West Rand (GWR) | 5 | 4 | 2 | Yes | Analysis |
16 | 2023 Jacaranda Round Robin (F) | 2023-08-12 | 2023-08-12 | Standard | Tshwane (GTP) | 5 | 5 | 1 | Yes | Analysis |
17 | 2023 Gauteng North School District CLOSED League Championships (D1) | 2023-08-05 | 2023-08-05 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
18 | 2023 Etienne Lewis Closed Tournament (U12) | 2023-08-25 | 2023-08-27 | Standard | Tshwane (GTP) | 7 | 7 | 6 | Yes | Analysis |
19 | Wynie Robbertse Open Tournament 2023 (C) | 2023-06-03 | 2023-06-03 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
20 | 2023 Gauteng North School District CLOSED Individual Championships (U11 Girls) | 2023-05-13 | 2023-05-13 | Standard | Tshwane (GTP) | 5 | 5 | 5 | Yes | Analysis |
21 | Gauteng Schools Individual Finals 2023 (U11 Girls) | 2023-05-26 | 2023-05-26 | Standard | Ekurhuleni (GE) | 5 | 5 | 4 | Yes | Analysis |
22 | Silver Lakes Open Chess Tournament (C) | 2023-04-15 | 2023-04-15 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
23 | 2023 Milos Ristic Open Tournament (C) | 2023-04-27 | 2023-04-27 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
24 | 2023 Afrikaans Hoër Seunskool Open Chess Tournament (C) | 2023-03-04 | 2023-03-04 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
25 | 2023 Tshwane Chess Open Registration Tournament (C2) | 2023-01-28 | 2023-01-28 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
26 | 2022 South African Junior Team Chess Championships (U10+U12 Girls) | 2022-12-04 | 2022-12-07 | Standard | 4 Knights (4K) | 5 | 5 | 3 | Yes | Analysis |
27 | 2022 Wynie Robbertse Open (U12) | 2022-10-08 | 2022-10-08 | Standard | Tshwane (GTP) | 5 | 5 | 5 | Yes | Analysis |
28 | 2022 Gauteng North Chess Open (C) | 2022-10-15 | 2022-10-16 | Standard | Tshwane (GTP) | 5 | 5 | 2.5 | Yes | Analysis |
29 | 2022 Etienne Lewis (U12 Girls) | 2022-09-02 | 2022-09-04 | Standard | Tshwane (GTP) | 7 | 7 | 4 | Yes | Analysis |
30 | 2022 Menlo Open Tournament (D) | 2022-07-23 | 2022-07-23 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
31 | 2022 Milos Ristic Open Chess Tournament (D) | 2022-05-28 | 2022-05-28 | Standard | Tshwane (GTP) | 5 | 5 | 3 | Yes | Analysis |
32 | 2022 Lubowski Open Tournament (D) | 2022-04-09 | 2022-04-10 | Standard | Tshwane (GTP) | 5 | 5 | 4 | Yes | Analysis |
33 | Piet Robertse 2022 (D) | 2022-02-05 | 2022-02-05 | Standard | Tshwane (GTP) | 5 | 4 | 2 | Yes | Analysis |
34 | 2022 Tshwane Chess Open Registration Tournament (D2) | 2022-01-29 | 2022-01-29 | Standard | Tshwane (GTP) | 5 | 5 | 2 | Yes | Analysis |
Top 3 Streaks
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 13 | TournamentSilver Lakes Open Chess Tournament | TournamentGauteng Schools Individual Finals 2023 | ||||||
date2023-04-15 | rnd4 | typeStandard | result1 | date2023-05-26 | rnd1 | typeStandard | result1 | ||
OpponentWolfaardt, J (John Eduan) | OpponentDeetlefs, E (Eliska) | ||||||||
2 | 7 | Tournament2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section | Tournament2024 Elise Steenkamp Open Chess Tournament | ||||||
date2024-06-01 | rnd4 | typeStandard | result0.5 | date2024-06-16 | rnd5 | typeStandard | result1 | ||
OpponentKock, L (Luca) | OpponentSmit, K (Kayla) | ||||||||
3 | 7 | Tournament2024 Gauteng North School District Individual Championships - D1 | Tournament2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section | ||||||
date2024-05-11 | rnd1 | typeStandard | result1 | date2024-06-01 | rnd2 | typeStandard | result1 | ||
OpponentChimole, M (Mphoenthle) | OpponentBoshoff, R (Reinier) |
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 13 | TournamentSilver Lakes Open Chess Tournament | TournamentGauteng Schools Individual Finals 2023 | ||||||
date2023-04-15 | rnd4 | typeStandard | result1 | date2023-05-26 | rnd1 | typeStandard | result1 | ||
OpponentWolfaardt, J (John Eduan) | OpponentDeetlefs, E (Eliska) | ||||||||
2 | 7 | Tournament2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section | Tournament2024 Elise Steenkamp Open Chess Tournament | ||||||
date2024-06-01 | rnd4 | typeStandard | result0.5 | date2024-06-16 | rnd5 | typeStandard | result1 | ||
OpponentKock, L (Luca) | OpponentSmit, K (Kayla) | ||||||||
3 | 7 | Tournament2024 Gauteng North School District Individual Championships - D1 | Tournament2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section | ||||||
date2024-05-11 | rnd1 | typeStandard | result1 | date2024-06-01 | rnd2 | typeStandard | result1 | ||
OpponentChimole, M (Mphoenthle) | OpponentBoshoff, R (Reinier) |
# | Games | Start | End |
---|
# | Games | Start | End |
---|
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 7 | Tournament2024 Gauteng North School District Individual Championships - D1 | Tournament2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section | ||||||
date2024-05-11 | rnd1 | typeStandard | result1 | date2024-06-01 | rnd2 | typeStandard | result1 | ||
OpponentChimole, M (Mphoenthle) | OpponentBoshoff, R (Reinier) | ||||||||
2 | 7 | Tournament2023 Milos Ristic Open Tournament | TournamentGauteng Schools Individual Finals 2023 | ||||||
date2023-04-27 | rnd5 | typeStandard | result1 | date2023-05-26 | rnd1 | typeStandard | result1 | ||
OpponentDu Bruyn, D (Dylan) | OpponentDeetlefs, E (Eliska) | ||||||||
3 | 5 | TournamentD1 Gauteng North District School Closed 2024 | TournamentD1 Gauteng North District School Closed 2024 | ||||||
date2024-08-03 | rnd1 | typeStandard | result1 | date2024-08-03 | rnd5 | typeStandard | result1 | ||
OpponentCornellissen, A (Almay) | OpponentNokulunga, N (Ntuli) |
# | Games | Start | End | ||||||
---|---|---|---|---|---|---|---|---|---|
1 | 7 | Tournament2024 Gauteng North School District Individual Championships - D1 | Tournament2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section | ||||||
date2024-05-11 | rnd1 | typeStandard | result1 | date2024-06-01 | rnd2 | typeStandard | result1 | ||
OpponentChimole, M (Mphoenthle) | OpponentBoshoff, R (Reinier) | ||||||||
2 | 7 | Tournament2023 Milos Ristic Open Tournament | TournamentGauteng Schools Individual Finals 2023 | ||||||
date2023-04-27 | rnd5 | typeStandard | result1 | date2023-05-26 | rnd1 | typeStandard | result1 | ||
OpponentDu Bruyn, D (Dylan) | OpponentDeetlefs, E (Eliska) | ||||||||
3 | 5 | TournamentD1 Gauteng North District School Closed 2024 | TournamentD1 Gauteng North District School Closed 2024 | ||||||
date2024-08-03 | rnd1 | typeStandard | result1 | date2024-08-03 | rnd5 | typeStandard | result1 | ||
OpponentCornellissen, A (Almay) | OpponentNokulunga, N (Ntuli) |
# | 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 | De Swardt ,M (Mieke) | 3 | 3 | 425 | 3 | 3 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1246.2 | 1671.2 | 1233.3 | 1671.2 | 0 | 0 | 0 | 0 | ||||||
2 | Du Rand ,L (Lea) | 3 | 3 | 425 | 3 | 3 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1138.8 | 1563.8 | 1092.1 | 1563.8 | 0 | 0 | 0 | 0 | ||||||
3 | De Waal ,N (Nadine) | 2 | 0 | -425 | 2 | 0 | -425 | 0 | 0 | 0 | 0 | 0 | 0 |
1426.2 | 1001.2 | 1416.9 | 1001.2 | 0 | 0 | 0 | 0 | ||||||
4 | Pretorius ,P (Pieter) | 2 | 1.5 | 212.5 | 2 | 1.5 | 212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
981.7 | 1194.2 | 988.8 | 1194.2 | 0 | 0 | 0 | 0 | ||||||
5 | Westermann ,L (Liezl) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1110.7 | 1535.7 | 1098 | 1535.7 | 0 | 0 | 0 | 0 | ||||||
6 | Makaleng ,M (Mosa) | 2 | 1 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
1423.1 | 1423.1 | 1417.6 | 1423.1 | 0 | 0 | 0 | 0 | ||||||
7 | Du Bruyn ,D (Dylan) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1289.8 | 1714.8 | 1282.6 | 1714.8 | 0 | 0 | 0 | 0 | ||||||
8 | Wolfaardt ,J (John Eduan) | 2 | 1.5 | 212.5 | 2 | 1.5 | 212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
1391.4 | 1603.9 | 1383.7 | 1603.9 | 0 | 0 | 0 | 0 | ||||||
9 | Theron ,C (Carla) | 2 | 0.5 | -212.5 | 2 | 0.5 | -212.5 | 0 | 0 | 0 | 0 | 0 | 0 |
1424.3 | 1211.8 | 1411.4 | 1211.8 | 0 | 0 | 0 | 0 | ||||||
10 | Haupt ,J (Joshua) | 2 | 2 | 425 | 2 | 2 | 425 | 0 | 0 | 0 | 0 | 0 | 0 |
1213.1 | 1638.1 | 1203 | 1638.1 | 0 | 0 | 0 | 0 |
Norms
# | Norm | Tournament | Start | End | Rounds | Games | Score | Details |
---|---|---|---|---|---|---|---|---|