PLAYER PAGE

Jayden Johan Viljoen

1160159892
Tshwane (GTP)
Personal
Main rating
Rating 1623.7
K-factor 28
Floor 1135.9
Highest 1635.9 (2026-01-01)
Min/Max +/- allowed 89
Rating Change
()
Games 4
Score 4
We 3.53
SWe 0.18
Temp +/- 5.1
Penalties 0
Weight perform 1590.3
Final +/- +5.1
New Rating
()
Rating 1628.8
K-factor 28
Floor 1135.9
Highest 1635.9 (2026-01-01)
Min/Max +/- allowed 89.1
Standard rating
Rating 1623.7
K-factor 28
Floor 1129.5
Highest 1629.5 (2026-01-01)
Min/Max +/- allowed 89.9
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1612
Final +/- 0
New Rating
()
Rating 1623.7
K-factor 28
Floor 1129.5
Highest 1629.5 (2026-01-01)
Min/Max +/- allowed 89.9
Rapid rating
Rating 1209.5
K-factor 36
Floor 709.5
Highest 1209.5 (2025-05-05)
Min/Max +/- allowed 163.6
Rating Change
()
Games 4
Score 4
We 2.36
SWe 1.64
Temp +/- 59
Penalties 0
Weight perform 0
Final +/- +59
New Rating
()
Rating 1268.5
K-factor 36
Floor 768.5
Highest 1268.5 (2026-07-01)
Min/Max +/- allowed 150.4
Blitz rating
Rating 1202.5
K-factor 36
Floor 711.3
Highest 1211.3 (2025-05-05)
Min/Max +/- allowed 163.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1202.5
K-factor 36
Floor 711.3
Highest 1211.3 (2025-05-05)
Min/Max +/- allowed 163.2
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Checkmate the Cold Fundraiser 2026 (C) Rapid 2026-07-18 2026-07-18 Sedibeng (GSV) 5 1623.7 4 4 1593.2 5.1 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Elise Steenkamp 2026 (Bishop 2) Standard 2026-06-13 2026-06-14 Tshwane (GTP) 5 1580.7 5 4 1687.4 15.6 Details
2 2026 D3 Tshwane North Individuals (U11 Boys) Standard 2026-05-09 2026-05-09 Tshwane (GTP) 5 1554.3 5 5 1700.4 21.4 Details
3 2026 Milos Ristic Teams Open (Junior) Standard 2026-05-02 2026-05-02 Tshwane (GTP) 5 1554.3 5 3 1583.6 5.1 Details
4 2026 D3 Tshwane North School Cluster 4&5 Individuals (U11 Mixed) Standard 2026-04-11 2026-04-11 Tshwane (GTP) 5 1598.5 5 4.5 1598.2 -0.3 Details
5 South African Junior Closed Chess Championship 2026 (U10 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1598.5 9 4 1493 -32.3 Details
6 South African Junior Closed Chess Championship 2026 (Blitz) Blitz 2026-03-31 2026-03-31 Bojanala Platina (NBR) 9 1598.5 9 4 1373.7 -11.7 Details
7 2026 Chris Greyling Open Tournament (U12) Standard 2026-03-14 2026-03-14 Tshwane (GTP) 5 1625.6 5 3 1521.1 -12.3 Details
8 2026 AHS Chess Tournament (U12) Standard 2026-02-28 2026-02-28 Tshwane (GTP) 5 1625.6 5 3 1522.3 -14.8 Details
9 2026 Tshwane Chess Registration Tournament (U12-2) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1662 5 3.5 1545.1 -9.5 Details
10 2025 Mzansi Inter Provincial Team Championships (U10 Combined) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1532.6 6 6 1860.9 38.5 Details
11 Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1532.6 5 5 1850.8 34.6 Details
12 2025 Gauteng Top Schools Teams (U9) Standard 2025-08-29 2025-08-29 Tshwane (GTP) 5 1557.4 5 4 1590.5 4.1 Details
13 Bojanala's Battle Of Mount Cambridge 2025 (Center Pawns) Standard 2025-10-11 2025-10-11 Bojanala Platina (NBR) 5 1557.4 5 3 1360.1 -19.6 Details
14 2025 Tshwane North District CLOSED Team Championships (D3) (U9) Standard 2025-08-16 2025-08-16 Tshwane (GTP) 5 1580.9 5 5 1674.4 8.8 Details
15 2025 Etienne Lewis Closed Chess Tournament (U10) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1580.9 7 4 1421.6 -23.5 Details
16 2025 Tshwane North School District Cluster 4 & 5 Team League (D3) (U9) Standard 2025-07-26 2025-07-26 Tshwane (GTP) 5 1501.5 5 4.5 1561.9 5.5 Details
17 2025 Wynie Robbertse Chess Tournament (U10) Standard 2025-07-19 2025-07-19 Tshwane (GTP) 5 1501.5 5 4 1645.9 13.4 Details
18 2025 Elise Steenkamp Open Chess Tournament (Knight) Standard 2025-06-14 2025-06-15 Tshwane (GTP) 5 1476.2 5 4 1625.5 15.8 Details
19 2025 Tshwane North School District CLOSED Individual Chess Championship (U9 Open) Standard 2025-05-24 2025-05-24 Tshwane (GTP) 5 1427.4 5 4 1509 7.5 Details
20 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U9 Open) Standard 2025-05-10 2025-05-10 Tshwane (GTP) 5 1427.4 5 5 1668.7 23.1 Details
21 FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Blitz) Blitz 2025-04-16 2025-04-17 Geece (GRE) 11 1424.9 10 2 1262.5 -9.6 Details
22 FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Rapid) Rapid 2025-04-13 2025-04-15 Greece (GRE) 11 1424.9 10 3 1224.6 -19.8 Details
23 Lubowski Open 2025 (C) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1467.8 5 1 1161.3 -34.5 Details
24 2025 Blou Bul Open Chess Tournament (B) Standard 2025-02-08 2025-02-08 Tshwane (GTP) 5 1528.2 5 0 1134.4 -37.8 Details
25 2025 Tshwane Chess OPEN Registration Tournament (U10) Standard 2025-01-25 2025-01-25 Tshwane (GTP) 5 1518.5 5 4 1571.7 6.1 Details
26 Gauteng Inter-Region at UJ 2024 (U10 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1546.2 5 2 1398.1 -17.3 Details
27 2024 Etienne Lewis (U10) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1591.9 6 3.5 1372.1 -28.5 Details
28 2024 Tshwane North School District Cluster 4 & 5 Team League (U9) Standard 2024-07-20 2024-07-20 Tshwane (GTP) 5 1359 5 5 1644 27.2 Details
29 Menlopark Open Chess Tournament 2024 (U10) Standard 2024-07-13 2024-07-13 Tshwane (GTP) 5 1359 5 5 1769.7 39.5 Details
30 2024 Tshwane North School District CLOSED Individual Champioships (U9) Standard 2024-05-11 2024-05-11 Tshwane (GTP) 5 1235.7 5 4 1488.1 24.1 Details
31 District 3 Cluster 4 and 5 Individuals 2024 (U9) Standard 2024-05-04 2024-05-04 Tshwane (GTP) 5 1235.7 5 5 1657.1 42 Details
32 2024 Milos Ristic Open Chess Tournament (U10) Standard 2024-04-27 2024-04-27 Tshwane (GTP) 5 1256.6 5 2 1145.7 -11.6 Details
33 2024 Lubowski Open Chess Tournament (D2) Standard 2024-03-23 2024-03-24 Tshwane (GTP) 5 1369.2 5 1.5 980 -42 Details
34 2024 Chris Greyling Open Chess Tournament (D3) Standard 2024-03-16 2024-03-16 Tshwane (GTP) 5 1369.2 5 1.5 1154 -20.4 Details
35 2024 Tshwane Chess AHS Open Chess Tournament (E) Standard 2024-02-24 2024-02-24 Tshwane (GTP) 5 1241.8 5 3.5 1392.4 15.4 Details
36 2024 Constantiapark Open (E) Standard 2024-02-17 2024-02-17 Tshwane (GTP) 5 1241.8 5 4 1482.5 24.2 Details
37 2024 Piet Robbertse Open Chess Tournament (E) Standard 2024-02-03 2024-02-03 Tshwane (GTP) 5 1241.8 5 3 1228.8 -0.6 Details
38 2024 Blou Bul Open Chess Tournament (E) Standard 2024-02-10 2024-02-10 Tshwane (GTP) 5 1241.8 5 3.5 1351.7 10.1 Details
39 2024 Tshwane Chess OPEN Registration Tournament (E) Standard 2024-01-27 2024-01-27 Tshwane (GTP) 5 1241.2 5 3 1239.6 0.3 Details
40 2023 Gauteng Top Schools (U9 Mixed) Standard 2023-08-18 2023-08-18 West Rand (GWR) 5 1200 4 2 1227.1 2.2 Details
41 2023 Tshwane North School District CLOSED League Championships (D3) Standard 2023-08-12 2023-08-12 Tshwane (GTP) 5 1200 5 3.5 1419.6 20.7 Details
Game statistics ( )
Games 4
Wins 4
Draws 0
Losses 0
White 2
Black 2
White wins 2
Black wins 2
Score 4
Percent 100
Dp 425
AOR 1168.2
Performance 1593.2
Game statistics ()
Games 57
Wins 36
Draws 4
Losses 17
White 29
Black 28
White wins 19
Black wins 17
Score 38
Percent 66.7
Dp 141.7
AOR 1401.6
Performance 1543.2
Game statistics (History)
Games 230
Wins 141
Draws 15
Losses 74
White 118
Black 112
White wins 73
Black wins 68
Score 148.5
Percent 64.6
Dp 123.8
AOR 1335.4
Performance 1459.2
Rankings (Main)
National
Overall 922
Gender 853
Age group 49
Gender/Age 42
Provincial
Overall 330
Gender 301
Age group 23
Gender/Age 18
Regional
Overall 125
Gender 118
Age group 5
Gender/Age 4
Rankings (Standard)
National
Overall 858
Gender 790
Age group 49
Gender/Age 42
Provincial
Overall 313
Gender 286
Age group 22
Gender/Age 17
Regional
Overall 117
Gender 110
Age group 5
Gender/Age 4
Rankings (Rapid)
National
Overall 4181
Gender 3289
Age group 681
Gender/Age 505
Provincial
Overall 911
Gender 716
Age group 126
Gender/Age 97
Regional
Overall 69
Gender 58
Age group 7
Gender/Age 4
Rankings (Blitz)
National
Overall 511
Gender 465
Age group 27
Gender/Age 23
Provincial
Overall 183
Gender 161
Age group 12
Gender/Age 8
Regional
Overall 46
Gender 39
Age group 4
Gender/Age 1
Performance ( )
Games 4
Score 4
Percent 100
Aor 1168.2
Dp 425
Prat 1593.2
Performance ()
Games 57
Score 38
Percent 66.7
Aor 1401.6
Dp 141.7
Prat 1543.2
Performance (12 months)
Games 90
Score 65
Percent 72.2
Aor 1382.9
Dp 188.9
Prat 1571.8
Performance (History)
Games 230
Score 148.5
Percent 64.6
Aor 1335.4
Dp 123.8
Prat 1459.2
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Li, J (Jiming) 4 1 3 2024 Piet Robbertse Open Chess Tournament (E) Elise Steenkamp 2026 (Bishop 2) Details
Overall 2 Henning, R (Rudolph) 4 3 1 2023 Tshwane North School District CLOSED League Championships (D3) 2024 Tshwane North School District Cluster 4 & 5 Team League (U9) Details
Overall 3 Barkhuizen, RJ (Reuben Joshua) 3 3 0 2024 Blou Bul Open Chess Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U10) Details
Overall 4 Westermann, Z (Zelri) 3 0 3 2024 Blou Bul Open Chess Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U10) Details
Overall 5 Du Plessis, R (Reghardt) 3 2 1 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U9 Open) 2025 Tshwane North District CLOSED Team Championships (D3) (U9) Details
Standard 1 Henning, R (Rudolph) 4 3 1 2023 Tshwane North School District CLOSED League Championships (D3) 2024 Tshwane North School District Cluster 4 & 5 Team League (U9) Details
Standard 2 Li, J (Jiming) 4 1 3 2024 Piet Robbertse Open Chess Tournament (E) Elise Steenkamp 2026 (Bishop 2) Details
Standard 3 Du Plessis, R (Reghardt) 3 2 1 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U9 Open) 2025 Tshwane North District CLOSED Team Championships (D3) (U9) Details
Standard 4 Fourie, M (Marchant) 3 1 2 2024 Tshwane Chess OPEN Registration Tournament (E) Elise Steenkamp 2026 (Bishop 2) Details
Standard 5 Westermann, Z (Zelri) 3 0 3 2024 Blou Bul Open Chess Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U10) Details