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 1549.8
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 1572.6
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 1025
Gender 946
Age group 67
Gender/Age 58
Provincial
Overall 383
Gender 350
Age group 32
Gender/Age 27
Regional
Overall 148
Gender 138
Age group 6
Gender/Age 5
Rankings (Standard)
National
Overall 998
Gender 909
Age group 67
Gender/Age 59
Provincial
Overall 393
Gender 356
Age group 32
Gender/Age 27
Regional
Overall 154
Gender 142
Age group 6
Gender/Age 5
Rankings (Rapid)
National
Overall 2715
Gender 2203
Age group 407
Gender/Age 313
Provincial
Overall 627
Gender 510
Age group 78
Gender/Age 61
Regional
Overall 68
Gender 58
Age group 5
Gender/Age 3
Rankings (Blitz)
National
Overall 521
Gender 480
Age group 30
Gender/Age 26
Provincial
Overall 172
Gender 151
Age group 12
Gender/Age 8
Regional
Overall 43
Gender 36
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 85
Score 61
Percent 71.8
Aor 1389.9
Dp 185
Prat 1574.9
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 Kgwale, O (Obotegile) 3 3 0 2024 Etienne Lewis (U10) Elise Steenkamp 2026 (Bishop 2) Details
Overall 4 Rizvi, Z (Zara) 3 1 2 2024 Tshwane Chess OPEN Registration Tournament (E) 2024 Milos Ristic Open Chess Tournament (U10) Details
Overall 5 Rocher, G (Gideon) 3 1 2 2025 Tshwane Chess OPEN Registration Tournament (U10) 2026 Chris Greyling Open Tournament (U12) 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 Barkhuizen, RJ (Reuben Joshua) 3 3 0 2024 Blou Bul Open Chess Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U10) Details
Standard 4 Swanepoel, M (Marnu) 3 3 0 2025 Elise Steenkamp Open Chess Tournament (Knight) South African Junior Closed Chess Championship 2026 (U10 Open) Details
Standard 5 Westermann, Z (Zelri) 3 0 3 2024 Blou Bul Open Chess Tournament (E) 2025 Etienne Lewis Closed Chess Tournament (U10) Details