PLAYER PAGE

Kaylee-Jane Koen

2100112735
Tshwane (GTP)
Personal
Main rating
Rating 1484.2
K-factor 32
Floor 1024.3
Highest 1524.3 (2026-03-01)
Min/Max +/- allowed 104
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1469.7
Final +/- 0
New Rating
()
Rating 1484.2
K-factor 32
Floor 1024.3
Highest 1524.3 (2026-03-01)
Min/Max +/- allowed 104.5
Standard rating
Rating 1488.5
K-factor 32
Floor 1024.3
Highest 1524.3 (2026-03-01)
Min/Max +/- allowed 104.5
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1469.7
Final +/- 0
New Rating
()
Rating 1488.5
K-factor 32
Floor 1024.3
Highest 1524.3 (2026-03-01)
Min/Max +/- allowed 104.5
Rapid rating
Rating 1200
K-factor 36
Floor 700
Highest 1214.3 (2023-10-01)
Min/Max +/- allowed 162.5
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 1214.3 (2023-10-01)
Min/Max +/- allowed 162.5
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
No tournaments found.
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 D4 District Individuals (U18 Girls) Standard 2026-05-30 2026-05-30 Tshwane (GTP) 5 1468.5 5 3 1561.7 15.7 Details
2 2026 D3 Tshwane North Individuals (U18 Girls) Standard 2026-05-09 2026-05-09 Tshwane (GTP) 5 1472.8 5 3.5 1435.8 -4.3 Details
3 2026 D3 Tshwane North School Cluster 4&5 Individuals (U18 Girls) Standard 2026-04-11 2026-04-11 Tshwane (GTP) 5 1524.3 5 4 1537.1 3.5 Details
4 South African Junior Closed Chess Championship 2026 (U16 Girls) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1524.3 9 3.5 1357.5 -54.9 Details
5 2026 Lubowski Open Chess Tournament (C) Standard 2026-03-21 2026-03-22 Tshwane (GTP) 5 1467.6 5 4 1696.2 39.2 Details
6 2026 Tshwane Chess Registration Tournament (C1) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1471.1 5 3 1439.9 -2.3 Details
7 2025 Mzansi Individual Championships (U16 Girls) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1406.8 6 3 1420.7 0.2 Details
8 2025 Mzansi Inter Provincial Team Championships (U20 Girls) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1406.8 6 6 1579.3 20.6 Details
9 Gauteng Inter-Region at Emerald Resort 2025 (U16+U18 Girls) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1406.8 5 4 1573.8 19.4 Details
10 2025 Laerskool Doringkloof Primary Open Chess Tournament (C) Standard 2025-10-25 2025-10-25 Tshwane (GTP) 5 1408.6 5 2.5 1252.4 -14.4 Details
11 2025 Gauteng Schools Provincial Individual Chess Championship (U15 Girls) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1408.6 5 4 1536.1 13.1 Details
12 Tshwane Chess Club Clash 2025 (Ladies) Standard 2025-09-13 2025-09-13 Tshwane (GTP) 5 1437.3 4 1 1207.3 -17.9 Details
13 2025 Midstream Open Chess Tournament (C) Standard 2025-08-25 2025-08-25 Tshwane (GTP) 5 1487.5 5 2.5 1387.5 -10.3 Details
14 2025 Tshwane North District CLOSED Team Championships (D3) (U17 Open) Standard 2025-08-16 2025-08-16 Tshwane (GTP) 5 1487.5 5 3 1288.3 -19.9 Details
15 2025 Etienne Lewis Closed Chess Tournament (U16) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1487.5 7 4 1474.1 -1.1 Details
16 2025 Tshwane North School District Cluster 4 & 5 Team League (D3) (U17) Standard 2025-07-26 2025-07-26 Tshwane (GTP) 5 1361.9 5 4 1522.1 16.4 Details
17 South African Open 2025 (U16 Girls) Classical 2025-07-03 2025-07-05 Johannesburg Metro (GJM) 5 1361.9 5 4 1689.2 37.6 Details
18 2025 Tshwane North School District CLOSED Individual Chess Championship (U15 Girls) Standard 2025-05-24 2025-05-24 Tshwane (GTP) 5 1355.3 5 3 1301.1 -5.8 Details
19 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U15 Girls) Standard 2025-05-10 2025-05-10 Tshwane (GTP) 5 1355.3 5 4 1560.1 20.7 Details
20 Moja Chess Extravaganza 2025 (C) Classical 2025-04-26 2025-05-01 Johannesburg Metro (GJM) 9 1355.3 9 4 1219.8 -29.4 Details
21 South African Junior Closed Chess Championships 2025 (U16 Girls) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1395.4 8 1.5 1129 -50.2 Details
22 Lubowski Open 2025 (C) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1367.6 5 3 1532.7 17.3 Details
23 2025 Tshwane Chess OPEN Registration Tournament (A2) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1380.4 4 0.5 1303.9 -8 Details
24 Mzansi Interprovincial Youth Chess Championships 2024 (U16 Girls Championship) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1401 7 4 1398.4 -1.2 Details
25 Gauteng Inter-Region at UJ 2024 (U16+U18 Girls) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1401 5 2.5 1300.6 -11.6 Details
26 2024 South Africa National Schools Chess Championship (U15 Girls) Standard 2024-09-27 2024-09-28 Nelson Mandela Bay (ENM) 7 1388.4 7 4 1341.9 -7.5 Details
27 2024 Etienne Lewis (U16) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1388.4 7 3.5 1375.1 -1.1 Details
28 Gauteng Schools Individuals Finals 2024 (U15 Girls) Standard 2024-08-17 2024-08-17 Ekurhuleni (GE) 5 1388.4 5 4 1551.9 15.6 Details
29 2024 Tshwane North School District Team League Finals (U17) Standard 2024-08-03 2024-08-03 Tshwane (GTP) 5 1386.6 5 3 1389.9 1 Details
30 2024 Elise Steenkamp Open Chess Tournament (Queens) Standard 2024-06-15 2024-06-17 Tshwane (GTP) 7 1393 7 4 1282.8 -15.9 Details
31 2024 Tshwane North School District CLOSED Individual Champioships (U15 Girls) Standard 2024-05-11 2024-05-11 Tshwane (GTP) 5 1310.3 5 5 1661.9 33.7 Details
32 2024 Chris Greyling Open Chess Tournament (D3) Standard 2024-03-16 2024-03-16 Tshwane (GTP) 5 1312.4 5 2 1293.3 -1.2 Details
33 2024 Gauteng Inter-Region Chess Championship (U14 Girls) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1245.7 5 4 1587.3 37 Details
34 Gauteng Soncini Finals 2023 (Girls) Rapid 2023-10-28 2023-10-28 Ekurhuleni (GE) 5 1229.3 5 3 1403.1 9.2 Details
35 2023 Alekhine Open Tournament (C) Standard 2023-09-09 2023-09-09 Tshwane (GTP) 5 1308.8 4 0 809.1 -44.1 Details
36 2023 Etienne Lewis Closed Tournament (U14) Standard 2023-08-25 2023-08-27 Tshwane (GTP) 7 1340.3 7 3 1219.5 -17.8 Details
37 2023 Tshwane North School District CLOSED Individual Championships (D3) Standard 2023-05-13 2023-05-13 Tshwane (GTP) 5 1228.6 5 4 1481.4 25.4 Details
38 Gauteng Schools Individual Finals 2023 (U13 Girls) Standard 2023-05-26 2023-05-26 Ekurhuleni (GE) 5 1228.6 5 4 1527.3 28.4 Details
39 Schoemies Kings & Queens 2023 (Rooks) Standard 2023-03-18 2023-03-18 Bojanala Platina (NBR) 5 1201.4 5 3 1362.7 14.9 Details
40 Chris Greyling Open Tournament 2023 (BC) Standard 2023-03-21 2023-03-21 Tshwane (GTP) 5 1201.4 5 1.5 1198.7 0.3 Details
41 2023 Piet Robbertse Fide Rated Open Chess Tournament (B) Standard 2023-02-04 2023-02-05 Tshwane (GTP) 5 1242.7 4 0 984.2 -22.9 Details
42 2022 Gauteng Schools Team Championships (U13 Open) Standard 2022-08-27 2022-08-27 Tshwane (GTP) 5 1223.9 5 3 1325.6 10.6 Details
43 2019 D3 Individuals (U9 Girls) Standard 2019-04-13 2019-04-13 Tshwane (GTP) 5 1200 4 3.5 1344.7 12.1 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 34
Wins 20
Draws 2
Losses 12
White 15
Black 19
White wins 8
Black wins 12
Score 21
Percent 61.8
Dp 100
AOR 1387.4
Performance 1487.4
Game statistics (History)
Games 235
Wins 127
Draws 18
Losses 90
White 117
Black 118
White wins 64
Black wins 63
Score 136
Percent 57.9
Dp 66.9
AOR 1322.3
Performance 1389.2
Rankings (Main)
National
Overall 2191
Gender 286
Age group 279
Gender/Age 42
Provincial
Overall 753
Gender 101
Age group 106
Gender/Age 18
Regional
Overall 272
Gender 41
Age group 41
Gender/Age 9
Rankings (Standard)
National
Overall 1959
Gender 272
Age group 259
Gender/Age 41
Provincial
Overall 705
Gender 98
Age group 103
Gender/Age 18
Regional
Overall 255
Gender 41
Age group 40
Gender/Age 9
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 34
Score 21
Percent 61.8
Aor 1387.4
Dp 100
Prat 1487.4
Performance (12 months)
Games 82
Score 51
Percent 62.2
Aor 1346.5
Dp 103.7
Prat 1450.1
Performance (History)
Games 235
Score 136
Percent 57.9
Aor 1322.3
Dp 66.9
Prat 1389.2
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Grobler, A (Amorette) 4 2 2 2019 D3 Individuals (U9 Girls) 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U15 Girls) Details
Overall 2 Rautenbach, H (Helen Christine) 3 1 2 South African Open 2025 (U16 Girls) 2026 D4 District Individuals (U18 Girls) Details
Overall 3 Raubenheimer, C (Charne) 3 2 1 2024 Tshwane North School District CLOSED Individual Champioships (U15 Girls) 2026 D3 Tshwane North School Cluster 4&5 Individuals (U18 Girls) Details
Overall 4 Moabi, O (Olerato) 3 1 2 Gauteng Soncini Finals 2023 (Girls) 2026 D3 Tshwane North Individuals (U18 Girls) Details
Overall 5 Botha, A (Andrea) 3 3 0 Gauteng Schools Individual Finals 2023 (U13 Girls) South African Open 2025 (U16 Girls) Details
Standard 1 Grobler, A (Amorette) 4 2 2 2019 D3 Individuals (U9 Girls) 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U15 Girls) Details
Standard 2 Raubenheimer, C (Charne) 3 2 1 2024 Tshwane North School District CLOSED Individual Champioships (U15 Girls) 2026 D3 Tshwane North School Cluster 4&5 Individuals (U18 Girls) Details
Standard 3 Botha, A (Andrea) 3 3 0 Gauteng Schools Individual Finals 2023 (U13 Girls) South African Open 2025 (U16 Girls) Details
Standard 4 Rautenbach, H (Helen Christine) 3 1 2 South African Open 2025 (U16 Girls) 2026 D4 District Individuals (U18 Girls) Details
Standard 5 Kritzinger, M (Madeleine) 3 1 2 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U15 Girls) 2026 D3 Tshwane North School Cluster 4&5 Individuals (U18 Girls) Details