PLAYER PAGE

Zelri Westermann

2160162781
Tshwane (GTP)
Personal
Main rating
Rating 1233.6
K-factor 36
Floor 798
Highest 1318.8 (2025-09-01)
Min/Max +/- allowed 140
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1194.5
Final +/- 0
New Rating
()
Rating 1233.6
K-factor 36
Floor 798
Highest 1318.8 (2025-09-01)
Min/Max +/- allowed 140
Standard rating
Rating 1232.7
K-factor 36
Floor 801
Highest 1319.3 (2025-09-01)
Min/Max +/- allowed 139.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1194.5
Final +/- 0
New Rating
()
Rating 1232.7
K-factor 36
Floor 801
Highest 1319.3 (2025-09-01)
Min/Max +/- allowed 139.9
Rapid rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 Blou Bull Chess Tournament (U12) Standard 2026-02-21 2026-02-21 Tshwane (GTP) 5 1233.6 5 2 1232.6 0.9 Details
2 2026 AHS Chess Tournament (U12) Standard 2026-02-28 2026-02-28 Tshwane (GTP) 5 1233.6 5 2 1318.1 13.1 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 Piet Robbertse Open Chess Tournament (D) Standard 2026-02-07 2026-02-08 Tshwane (GTP) 5 1261.3 5 2 1107.7 0 Details
2 2026 Tshwane Chess Registration Tournament (U12-2) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1261.3 5 2 1259.9 0 Details
3 Gauteng Inter-Region at Emerald Resort 2025 (U8+U10 Girls) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1230.8 5 2 1421.3 0 Details
4 Bojanala's Merry ChessMas 2025 (Center Pawns) Standard 2025-11-29 2025-11-29 Bojanala Platina (NBR) 5 1230.8 5 2 1211.8 0 Details
5 2025 Gauteng Top Schools Teams (U11) Standard 2025-08-29 2025-08-29 Tshwane (GTP) 5 1305.1 5 1 956.8 0 Details
6 2025 Midstream Open Chess Tournament (U10) Standard 2025-08-25 2025-08-25 Tshwane (GTP) 5 1298 5 3 1414.6 0 Details
7 2025 Gauteng North School District CLOSED League Finals - D1 (U11) Standard 2025-08-16 2025-08-16 Tshwane (GTP) 5 1298 5 3 1354.2 0 Details
8 2025 Etienne Lewis Closed Chess Tournament (U10) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1298 7 2.5 1175.1 0 Details
9 2025 Menlo Open (U10) Standard 2025-07-26 2025-07-26 Tshwane (GTP) 5 1283.7 5 3 1357.7 0 Details
10 2025 Jacaranda Round Robin Open Chess Tournament (K) Standard 2025-06-21 2025-06-21 Tshwane (GTP) 5 1276.8 5 2 1188.2 0 Details
11 2025 Elise Steenkamp Open Chess Tournament (Knight) Standard 2025-06-14 2025-06-15 Tshwane (GTP) 5 1276.8 5 3 1376.6 0 Details
12 2025 Gauteng North School Individual Championships D1 (U9 Girls) Standard 2025-05-17 2025-05-17 Tshwane (GTP) 5 1247.6 5 3 1247.7 0 Details
13 2025 Silver Lakes Chess Club Open Chess Tournament (U10) Standard 2025-05-03 2025-05-03 Tshwane (GTP) 5 1247.6 5 2.5 1414.7 0 Details
14 Lubowski Open 2025 (D2) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1228.1 5 2 1233.1 0 Details
15 2025 Chris Greyling Open Chess Tournament (U10) Standard 2025-03-15 2025-03-15 Tshwane (GTP) 5 1228.1 5 2 1222.2 0 Details
16 AHS Open Chess Tournament 2025 (U10) Standard 2025-03-01 2025-03-01 Tshwane (GTP) 5 1228.1 5 2.5 1259.2 0 Details
17 2025 Blou Bul Open Chess Tournament (E) Standard 2025-02-08 2025-02-08 Tshwane (GTP) 5 1124.6 5 3 1272.1 0 Details
18 2025 Piet Robbertse Fide Rated Open Chess Tournament (E) Standard 2025-02-01 2025-02-01 Tshwane (GTP) 5 1124.6 5 4 1503.5 0 Details
19 2025 Tshwane Chess OPEN Registration Tournament (U10) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1133.8 5 1 970.7 0 Details
20 Gauteng Inter-Region at UJ 2024 (u10 gIRLS) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1143.6 5 1.5 1104.3 0 Details
21 2024 Gauteng North Open Chess Tournament (U10) Standard 2024-10-05 2024-10-06 Tshwane (GTP) 5 1151.2 3 0 878.7 0 Details
22 Gauteng Top Schools 2024 (U9 Open) Standard 2024-10-04 2024-10-04 Ekurhuleni (GE) 5 1151.2 5 3 1311.3 0 Details
23 Centurion Chess Open Tournament 2024 (U10) Standard 2024-09-21 2024-09-21 Tshwane (GTP) 5 1147.3 5 2 1147.5 0 Details
24 2024 Etienne Lewis (U10) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1147.3 7 3 1164.6 0 Details
25 2024 Alekhine Open Chess Tournament (U10) Standard 2024-08-09 2024-08-09 Tshwane (GTP) 5 1151.6 5 1 1037.3 0 Details
26 D1 Gauteng North District School Closed 2024 (U9) Standard 2024-08-03 2024-08-03 Tshwane (GTP) 5 1151.6 5 3 1257.5 0 Details
27 2024 Midstream College Open Chess Tournament (U10) Standard 2024-07-20 2024-07-20 Tshwane (GTP) 5 1194.3 5 2.5 1192 0 Details
28 Menlopark Open Chess Tournament 2024 (U10) Standard 2024-07-13 2024-07-13 Tshwane (GTP) 5 1194.3 5 1 943.1 0 Details
29 2024 Elise Steenkamp Open Chess Tournament (Bishops) Standard 2024-06-15 2024-06-15 Tshwane (GTP) 5 1192.1 5 2 1145.5 0 Details
30 2024 Gauteng North School District Individual Championships - D1 (U9 Girls) Standard 2024-05-11 2024-05-11 Tshwane (GTP) 5 1029 5 4 1429.1 0 Details
31 2024 Mid Gauteng Open Chess Tournament (U10) Standard 2024-05-02 2024-05-02 Tshwane (GTP) 5 1029 5 2 1173.7 0 Details
32 2024 Milos Ristic Open Chess Tournament (U10) Standard 2024-04-27 2024-04-27 Tshwane (GTP) 5 1000.4 5 2 1128.6 0 Details
33 2024 KSNG CHess Academy Open Tournament (E) Standard 2024-04-06 2024-04-06 Tshwane (GTP) 5 1000.4 5 1 974.3 0 Details
34 2024 Wynie Robbertse Chess Tournament (E) Standard 2024-03-02 2024-03-02 Tshwane (GTP) 5 1018 5 1 913.1 0 Details
35 2024 Tshwane Chess AHS Open Chess Tournament (E) Standard 2024-02-24 2024-02-24 Tshwane (GTP) 5 1047.3 5 2 1109.9 0 Details
36 2024 Constantiapark Open (E) Standard 2024-02-17 2024-02-17 Tshwane (GTP) 5 1047.3 5 2 1111.6 0 Details
37 2024 Piet Robbertse Open Chess Tournament (E) Standard 2024-02-03 2024-02-03 Tshwane (GTP) 5 1047.3 5 1 849.3 0 Details
38 2024 Blou Bul Open Chess Tournament (E) Standard 2024-02-10 2024-02-10 Tshwane (GTP) 5 1047.3 4 1 947.7 0 Details
39 2024 Tshwane Chess OPEN Registration Tournament (E) Standard 2024-01-27 2024-01-27 Tshwane (GTP) 5 1100.5 5 1 807.9 0 Details
40 2023 Gauteng Noord (F) Standard 2023-10-14 2023-10-14 Tshwane (GTP) 6 1200 6 0 782.8 0 Details
Game statistics ( )
Games 0
Wins 0
Draws 0
Losses 0
White 0
Black 0
White wins 0
Black wins 0
Score 0
Percent 0
Dp 0
AOR 0
Performance 0
Game statistics ()
Games 10
Wins 4
Draws 0
Losses 6
White 5
Black 5
White wins 1
Black wins 3
Score 4
Percent 40
Dp -85
AOR 1268.8
Performance 1183.8
Game statistics (History)
Games 202
Wins 78
Draws 7
Losses 117
White 104
Black 98
White wins 40
Black wins 38
Score 81.5
Percent 40.3
Dp -82.1
AOR 1243.1
Performance 1161.1
Rankings (Main)
National
Overall 9515
Gender 1859
Age group 1038
Gender/Age 231
Provincial
Overall 3221
Gender 652
Age group 356
Gender/Age 77
Regional
Overall 1030
Gender 199
Age group 118
Gender/Age 24
Rankings (Standard)
National
Overall 8039
Gender 1646
Age group 884
Gender/Age 205
Provincial
Overall 2894
Gender 611
Age group 329
Gender/Age 72
Regional
Overall 1017
Gender 203
Age group 122
Gender/Age 25
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 10
Score 4
Percent 40
Aor 1268.8
Dp -85
Prat 1183.8
Performance (12 months)
Games 77
Score 35
Percent 45.5
Aor 1299.1
Dp -38.6
Prat 1260.5
Performance (History)
Games 202
Score 81.5
Percent 40.3
Aor 1243.1
Dp -82.1
Prat 1161.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Grobbelaar, M (Mari) 6 5 1 2023 Gauteng Noord (F) 2025 Silver Lakes Chess Club Open Chess Tournament (U10) Details
Overall 2 Kgwale, K (Keratilwe) 5 4 1 2024 KSNG CHess Academy Open Tournament (E) 2025 Elise Steenkamp Open Chess Tournament (Knight) Details
Overall 3 Dixon, G (Genevieve) 5 2 3 2024 Mid Gauteng Open Chess Tournament (U10) Gauteng Inter-Region at UJ 2024 (u10 gIRLS) Details
Overall 4 Haupt, D (Dawid) 4 0 4 2024 Tshwane Chess OPEN Registration Tournament (E) 2025 Elise Steenkamp Open Chess Tournament (Knight) Details
Overall 5 Zhang, Y (Yufeng) 4 2 2 2024 Piet Robbertse Open Chess Tournament (E) 2025 Tshwane Chess OPEN Registration Tournament (U10) Details
Standard 1 Grobbelaar, M (Mari) 6 5 1 2023 Gauteng Noord (F) 2025 Silver Lakes Chess Club Open Chess Tournament (U10) Details
Standard 2 Kgwale, K (Keratilwe) 5 4 1 2024 KSNG CHess Academy Open Tournament (E) 2025 Elise Steenkamp Open Chess Tournament (Knight) Details
Standard 3 Dixon, G (Genevieve) 5 2 3 2024 Mid Gauteng Open Chess Tournament (U10) Gauteng Inter-Region at UJ 2024 (u10 gIRLS) Details
Standard 4 Haupt, D (Dawid) 4 0 4 2024 Tshwane Chess OPEN Registration Tournament (E) 2025 Elise Steenkamp Open Chess Tournament (Knight) Details
Standard 5 Venter, S (Stephan) 4 2 2 2024 Constantiapark Open (E) 2026 Tshwane Chess Registration Tournament (U12-2) Details