PLAYER PAGE

Chay Belle Karsten

2100109348
Tshwane (GTP)
Personal
Main rating
Rating 1553.1
K-factor 32
Floor 1031.5
Highest 1553.1 (2026-02-28)
Min/Max +/- allowed 100
Rating Change
()
Games 9
Score 4.5
We 4.15
SWe 0.35
Temp +/- 11.3
Penalties 0
Weight perform 1569.5
Final +/- +16.4
New Rating
()
Rating 1569.5
K-factor 32
Floor 1069.5
Highest 1569.5 (2026-04-01)
Min/Max +/- allowed 97.9
Standard rating
Rating 1548.4
K-factor 32
Floor 1034.1
Highest 1548.4 (2026-02-28)
Min/Max +/- allowed 100.9
Rating Change
()
Games 9
Score 4.5
We 4.11
SWe 0.39
Temp +/- 12.6
Penalties 0
Weight perform 1569.5
Final +/- +21.1
New Rating
()
Rating 1569.5
K-factor 32
Floor 1069.5
Highest 1569.5 (2026-04-01)
Min/Max +/- allowed 97.9
Rapid rating
Rating 1202
K-factor 36
Floor 702
Highest 1202 (2024-11-01)
Min/Max +/- allowed 165.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1202
K-factor 36
Floor 702
Highest 1202 (2024-11-01)
Min/Max +/- allowed 165.3
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 South African Junior Closed Chess Championship 2026 (U16 Girls) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1553.1 9 4.5 1583 11.3 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 MCA Tshwane Welcome 2026 (C) Standard 2026-01-24 2026-01-24 Tshwane (GTP) 5 1499.2 5 4 1674.8 9.9 Details
2 2026 Tshwane Chess Registration Tournament (B) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1499.2 5 2 1517.3 1.3 Details
3 Gauteng Inter-Region at Emerald Resort 2025 (U16+U18 Girls) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1442.2 5 5 1770.2 35.5 Details
4 2025 Gauteng Schools Provincial Individual Chess Championship (U15 Girls) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1429.5 5 4 1531.5 10.8 Details
5 2025 Tshwane South School District CLOSED League Championship (U17A) Standard 2025-08-16 2025-08-16 Tshwane (GTP) 5 1461.9 5 2 1182.4 -26.1 Details
6 2025 Etienne Lewis Closed Chess Tournament (U16) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1461.9 7 4 1485.2 2.8 Details
7 South African Open 2025 (U16 Girls) Classical 2025-07-03 2025-07-05 Johannesburg Metro (GJM) 5 1457.3 5 3 1488.2 2.8 Details
8 2025 Tshwane South School District Individual Finals (D4) (U15 Girls) Standard 2025-05-10 2025-05-10 Tshwane (GTP) 5 1469 5 4 1623 14.4 Details
9 2025 Silver Lakes Chess Club Open Chess Tournament (C) Standard 2025-05-03 2025-05-03 Tshwane (GTP) 5 1469 5 2 1237.5 -21.7 Details
10 Lubowski Open 2025 (B) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1477 5 1 1328.6 -15.8 Details
11 2025 Chris Greyling Open Chess Tournament (B) Standard 2025-03-15 2025-03-15 Tshwane (GTP) 5 1477 5 3 1594.1 10.6 Details
12 2025 Tshwane Chess OPEN Registration Tournament (A1) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1494.5 5 1.5 1390.6 -11 Details
13 Gauteng Inter-Region at UJ 2024 (U16+U18 Girls) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1420.4 5 4 1687.8 28.5 Details
14 Gauteng Top Schools 2024 (U17 Open) Rapid 2024-10-05 2024-10-05 Ekurhuleni (GE) 5 1423.8 2 1 1316.8 -2.1 Details
15 2024 Etienne Lewis (U16) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1334.7 7 4.5 1547.3 32.1 Details
16 Gauteng Schools Individuals Finals 2024 (U15 Girls) Standard 2024-08-17 2024-08-17 Ekurhuleni (GE) 5 1334.7 5 3.5 1470 14.1 Details
17 2024 Alekhine Open Chess Tournament (B) Standard 2024-08-09 2024-08-10 Tshwane (GTP) 5 1326.9 5 3 1415.8 9.2 Details
18 D4 Tshwane South District Schools Teams Chess Tournament 2024 (U17A) Standard 2024-08-03 2024-08-03 Tshwane (GTP) 5 1326.9 4 2 1289.1 -4.3 Details
19 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) Standard 2024-05-11 2024-05-11 Tshwane (GTP) 5 1348.1 5 3 1275.2 -6.1 Details
20 2024 Mid Gauteng Open Chess Tournament (U16) Standard 2024-05-02 2024-05-02 Tshwane (GTP) 5 1348.1 4 2 1257.2 -7.1 Details
21 2024 Tshwane Chess AHS Open Chess Tournament (C2) Standard 2024-02-24 2024-02-24 Tshwane (GTP) 5 1433.6 5 1 1071.5 -35.9 Details
22 2024 Constantiapark Open (C) Standard 2024-02-17 2024-02-17 Tshwane (GTP) 5 1433.6 5 2 1258.9 -17.6 Details
23 2024 Tshwane Chess OPEN Registration Tournament (C2) Standard 2024-01-27 2024-01-27 Tshwane (GTP) 5 1417.9 5 2 1305.2 -11.8 Details
24 2024 Gauteng Inter-Region Chess Championship (U14 Girls) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1417.9 5 5 1602.4 21.6 Details
25 Lardies Open Tournament 2023 (C) Standard 2023-10-28 2023-10-28 Tshwane (GTP) 5 1455.1 5 2 1223.6 -23.1 Details
26 2023 Gauteng Top Schools (U13 Girls) Standard 2023-08-18 2023-08-18 West Rand (GWR) 5 1299.1 5 5 1669.5 36.9 Details
27 2023 Jacaranda Round Robin (H) Standard 2023-08-12 2023-08-12 Tshwane (GTP) 5 1299.1 5 5 1616.7 30.4 Details
28 2023 Etienne Lewis Closed Tournament (U14) Standard 2023-08-25 2023-08-27 Tshwane (GTP) 7 1299.1 7 3.5 1307.7 2.1 Details
29 2023 Menlo Open Tournament (D) Standard 2023-07-22 2023-07-22 Tshwane (GTP) 5 1262.4 5 3 1355.8 8.5 Details
30 2023 Elize Steenkamp Open Tournament (C) Standard 2023-06-16 2023-06-17 Tshwane (GTP) 6 1280.1 5 2 1194 -10.3 Details
31 2023 Mid Gauteng Open Tournament (D) Standard 2023-05-06 2023-05-06 Tshwane (GTP) 5 1210.4 5 4 1518.8 29.4 Details
32 2023 Tshwane South School District CLOSED Individual Championships (U13 Girls) Standard 2023-04-22 2023-04-22 Tshwane (GTP) 5 1211.3 4 1 1008.1 -15.9 Details
33 2023 Milos Ristic Open Tournament (D1) Standard 2023-04-27 2023-04-27 Tshwane (GTP) 5 1211.3 5 3.5 1362.3 15.4 Details
34 2023 Afrikaans Hoër Seunskool Open Chess Tournament (D1) Standard 2023-03-04 2023-03-04 Tshwane (GTP) 5 1232.8 5 2 1118.1 -11.8 Details
35 Laerskool Constantiapark Open Chess Tournament 2023 (U14) Standard 2023-02-18 2023-02-18 Tshwane (GTP) 5 1244.8 5 2 1182.5 -6.8 Details
36 2023 Tshwane Chess Open Registration Tournament (D1) Standard 2023-01-28 2023-01-28 Tshwane (GTP) 5 1194.9 5 4 1484.8 27.6 Details
37 Lardies Tournament 2022 (U14) Standard 2022-10-29 2022-10-29 Tshwane (GTP) 5 1203 5 2 1165.6 -4.3 Details
38 2022 Etienne Lewis (U14 Girls) Standard 2022-09-02 2022-09-04 Tshwane (GTP) 7 1247.3 7 2 1083 -24.6 Details
39 2022 Alekhine Open (D) Standard 2022-08-13 2022-08-14 Tshwane (GTP) 5 1189 5 3 1270.7 8.3 Details
40 2022 Gauteng Schools Team Championships (U13 Girls) Standard 2022-08-27 2022-08-27 Tshwane (GTP) 5 1189 5 3 1283 9.8 Details
41 2022 Gauteng Schools Individual Chess Championship (U13 Girls) Standard 2022-06-18 2022-06-18 Ekurhuleni (GE) 5 1159.8 5 3 1316 14.4 Details
42 2022 Milos Ristic Open Chess Tournament (D) Standard 2022-05-28 2022-05-28 Tshwane (GTP) 5 1151.5 5 3 1184.9 4 Details
43 D4 Individuals 2022 (U13 Girls) Rapid 2022-04-23 2022-04-23 Tshwane (GTP) 7 1117.4 7 4 1297 17.3 Details
44 CP Ope 2022 (D1) Standard 2022-02-19 2022-02-19 Tshwane (GTP) 5 1145.6 5 2 1079.8 -7.1 Details
45 2022 Gauteng Interregion (U12 Girls) Standard 2022-02-26 2022-02-26 Tshwane (GTP) 5 1145.6 4 1 939.1 -16.1 Details
46 Piet Robertse 2022 (D) Standard 2022-02-05 2022-02-05 Tshwane (GTP) 5 1145.6 5 3 1229.4 9 Details
47 2021 Lardies Ope (D) Standard 2021-10-30 2021-10-30 Tshwane (GTP) 5 1091.3 5 3 1258 15.4 Details
48 2021 Etienne Lewis Closed Trials (U12 Girls) Standard 2021-09-24 2021-09-26 Nelson Mandela Bay (ENM) 7 1066.9 6 3 1160.5 12.2 Details
49 2021 Gauteng North Open Tournament (D) Standard 2021-08-28 2021-08-29 Tshwane (GTP) 5 1072.2 5 3 1314.7 27.4 Details
50 2021 Alekhine Open (D) Standard 2021-08-14 2021-08-15 Tshwane (GTP) 5 1072.2 4 0 733.3 -30 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 19
Wins 10
Draws 1
Losses 8
White 8
Black 11
White wins 4
Black wins 6
Score 10.5
Percent 55.3
Dp 44.7
AOR 1545.1
Performance 1589.9
Game statistics (History)
Games 305
Wins 160
Draws 6
Losses 139
White 155
Black 150
White wins 84
Black wins 76
Score 163
Percent 53.4
Dp 29.3
AOR 1273.7
Performance 1303
Rankings (Main)
National
Overall 1343
Gender 129
Age group 148
Gender/Age 21
Provincial
Overall 476
Gender 49
Age group 52
Gender/Age 6
Regional
Overall 182
Gender 20
Age group 23
Gender/Age 4
Rankings (Standard)
National
Overall 1294
Gender 137
Age group 147
Gender/Age 24
Provincial
Overall 466
Gender 51
Age group 52
Gender/Age 7
Regional
Overall 180
Gender 21
Age group 23
Gender/Age 4
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 9
Score 4.5
Percent 50
Aor 1583
Dp 0
Prat 1583
Performance ()
Games 19
Score 10.5
Percent 55.3
Aor 1545.1
Dp 44.7
Prat 1589.9
Performance (12 months)
Games 56
Score 34.5
Percent 61.6
Aor 1415.1
Dp 98.7
Prat 1513.7
Performance (History)
Games 305
Score 163
Percent 53.4
Aor 1273.7
Dp 29.3
Prat 1303
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Pillay, K (Ketana) 5 1 4 2019 Capablanca Chess Festival (Swiss E) 2025 Tshwane South School District Individual Finals (D4) (U15 Girls) Details
Overall 2 Louw, N (Nova) 4 2 2 2021 Etienne Lewis Closed Trials (U12 Girls) 2025 Etienne Lewis Closed Chess Tournament (U16) Details
Overall 3 Maartens, K (Kirsten) 4 3 1 2021 Lardies Ope (D) 2022 Etienne Lewis (U14 Girls) Details
Overall 4 Theron, L (Lydia) 4 2 2 2021 Etienne Lewis Closed Trials (U12 Girls) 2023 Tshwane South School District CLOSED Individual Championships (U13 Girls) Details
Overall 5 Adamson, A (Amani) 4 3 1 2021 Etienne Lewis Closed Trials (U12 Girls) 2025 Etienne Lewis Closed Chess Tournament (U16) Details
Standard 1 Pillay, K (Ketana) 5 1 4 2019 Capablanca Chess Festival (Swiss E) 2025 Tshwane South School District Individual Finals (D4) (U15 Girls) Details
Standard 2 Louw, N (Nova) 4 2 2 2021 Etienne Lewis Closed Trials (U12 Girls) 2025 Etienne Lewis Closed Chess Tournament (U16) Details
Standard 3 Maartens, K (Kirsten) 4 3 1 2021 Lardies Ope (D) 2022 Etienne Lewis (U14 Girls) Details
Standard 4 Adamson, A (Amani) 4 3 1 2021 Etienne Lewis Closed Trials (U12 Girls) 2025 Etienne Lewis Closed Chess Tournament (U16) Details
Standard 5 Viljoen, A (Amber) 3 2 1 2022 Etienne Lewis (U14 Girls) 2024 Tshwane South School District CLOSED Individual Championships (U15 Girls) Details