Surname or Chess SA id..
Chess SA Region AOC Mzansi 2026

PLAYER PAGE

Jayden Johan Viljoen

1160159892
Tshwane (GTP)
Personal
Main rating
Rating 1607.2
K-factor 28
Floor 1135.9
Highest 1635.9 (2026-01-01)
Min/Max +/- allowed 89
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1531.3
Final +/- 0
New Rating
()
Rating 1607.2
K-factor 28
Floor 1135.9
Highest 1635.9 (2026-01-01)
Min/Max +/- allowed 89.1
Standard rating
Rating 1599.3
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 1553.7
Final +/- 0
New Rating
()
Rating 1599.3
K-factor 28
Floor 1129.5
Highest 1629.5 (2026-01-01)
Min/Max +/- allowed 89.9
Rapid rating
Rating 1268.5
K-factor 36
Floor 768.5
Highest 1268.5 (2026-08-01)
Min/Max +/- allowed 150.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1268.5
K-factor 36
Floor 768.5
Highest 1268.5 (2026-08-01)
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
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 Etienne Lewis (U12) Standard 2026-08-08 2026-08-10 Tshwane (GTP) 7 1607.2 7 5 1559.2 -13.4 Details
2 2026 Tshwane North D3 Cluster 4&5 Teams (U11) Standard 2026-07-25 2026-07-25 Tshwane (GTP) 5 1607.2 5 4 1553.5 -8.2 Details
3 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
4 Elise Steenkamp 2026 (Bishop 2) Standard 2026-06-13 2026-06-14 Tshwane (GTP) 5 1580.7 5 4 1687.4 15.6 Details
5 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
6 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
7 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
8 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
9 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
10 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
11 2026 AHS Chess Tournament (U12) Standard 2026-02-28 2026-02-28 Tshwane (GTP) 5 1625.6 5 3 1522.3 -14.8 Details
12 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
13 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
14 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
15 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
16 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
17 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
18 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
19 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
20 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
21 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
22 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
23 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
24 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
25 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
26 Lubowski Open 2025 (C) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1467.8 5 1 1161.3 -34.5 Details
27 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
28 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
29 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
30 2024 Etienne Lewis (U10) Standard 2024-08-30 2024-09-01 Tshwane (GTP) 7 1591.9 6 3.5 1372.1 -28.5 Details
31 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
32 Menlopark Open Chess Tournament 2024 (U10) Standard 2024-07-13 2024-07-13 Tshwane (GTP) 5 1359 5 5 1769.7 39.5 Details
33 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
34 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
35 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
36 2024 Lubowski Open Chess Tournament (D2) Standard 2024-03-23 2024-03-24 Tshwane (GTP) 5 1369.2 5 1.5 980 -42 Details
37 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
38 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
39 2024 Constantiapark Open (E) Standard 2024-02-17 2024-02-17 Tshwane (GTP) 5 1241.8 5 4 1482.5 24.2 Details
40 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
41 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
42 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
43 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
44 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 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 69
Wins 45
Draws 4
Losses 20
White 34
Black 35
White wins 22
Black wins 23
Score 47
Percent 68.1
Dp 154
AOR 1391.6
Performance 1545.6
Game statistics (History)
Games 242
Wins 150
Draws 15
Losses 77
White 123
Black 119
White wins 76
Black wins 74
Score 157.5
Percent 65.1
Dp 128.2
AOR 1335.9
Performance 1464.1
Rankings (Main)
National
Overall 1037
Gender 957
Age group 69
Gender/Age 59
Provincial
Overall 380
Gender 348
Age group 33
Gender/Age 28
Regional
Overall 144
Gender 136
Age group 6
Gender/Age 5
Rankings (Standard)
National
Overall 1000
Gender 912
Age group 68
Gender/Age 58
Provincial
Overall 387
Gender 353
Age group 32
Gender/Age 27
Regional
Overall 149
Gender 140
Age group 6
Gender/Age 5
Rankings (Rapid)
National
Overall 2681
Gender 2177
Age group 405
Gender/Age 310
Provincial
Overall 625
Gender 511
Age group 77
Gender/Age 60
Regional
Overall 65
Gender 55
Age group 5
Gender/Age 3
Rankings (Blitz)
National
Overall 520
Gender 478
Age group 31
Gender/Age 27
Provincial
Overall 173
Gender 152
Age group 13
Gender/Age 9
Regional
Overall 41
Gender 34
Age group 4
Gender/Age 1
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 69
Score 47
Percent 68.1
Aor 1391.6
Dp 154
Prat 1545.6
Performance (12 months)
Games 80
Score 58
Percent 72.5
Aor 1397.1
Dp 191.2
Prat 1588.3
Performance (History)
Games 242
Score 157.5
Percent 65.1
Aor 1335.9
Dp 128.2
Prat 1464.1
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 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
Overall 2 Li, J (Jiming) 4 1 3 2024 Piet Robbertse Open Chess Tournament (E) Elise Steenkamp 2026 (Bishop 2) Details
Overall 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
Overall 4 Kgwale, O (Obotegile) 3 3 0 2024 Etienne Lewis (U10) Elise Steenkamp 2026 (Bishop 2) Details
Overall 5 Barkhuizen, RJ (Reuben Joshua) 3 3 0 2024 Blou Bul Open Chess Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U10) 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 Westermann, Z (Zelri) 3 0 3 2024 Blou Bul Open Chess Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U10) Details
Standard 4 Lekalakala, T (Tshimologo) 3 3 0 2024 Tshwane Chess AHS Open Chess Tournament (E) 2026 Etienne Lewis (U12) Details
Standard 5 Swanepoel, M (Marnu) 3 3 0 2025 Elise Steenkamp Open Chess Tournament (Knight) South African Junior Closed Chess Championship 2026 (U10 Open) Details