PLAYER PAGE

Personal

Viljoen, J (Jayden Johan)

Chess SA id

1160159892

FIDE id

534017364

Date of birth

2016-05-22 (U12)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-12-17

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item Main Standard Rapid Blitz
Rating 1635.9 1629.5 1209.5 1211.3
Raw rating 1635.9 1629.5 1209.5 1211.3
Weighted rating 1516.7 1514.9 1205.7 1206.8
Weighted performance 1680.2 1667.1 0 0
Floor 1135.9 1129.5 709.5 711.3
K-factor 28 28 36 36
Min/Max rating change allowed 89.1 89.9 163.6 163.2
Highest rating 1635.9
2026-01-01
1629.5
2026-01-01
1209.5
2025-05-05
1211.3
2025-05-05
Highest raw rating 1635.9
2026-01-01
1629.5
2026-01-01
1209.5
2025-05-05
1211.3
2025-05-05
Highest weighted rating 1516.7
2026-01-01
1514.9
2026-01-01
1202.9
2025-08-01
1203.4
2025-08-01
Highest weighted performance 1680.2
2026-01-01
1667.1
2026-01-01
1200
2024-03-01
1200
2024-03-01

Prediction
Item Main Standard Rapid Blitz
Rating change 33.1 26.6 0 0
New rating 1669 1656.1 1209.5 1211.3
Analysis
Rating 1635.9 1629.5 1209.5 1211.3
Raw rating 1635.9 1629.5 1209.5 1211.3
Weighted rating 1516.7 1514.9 1205.7
Weighted performance 1680.2 1667.1 0
K-factor 28 28 36 36
Floor 1135.9 1129.5 709.5 711.3
Max/Min rating change allowed 89.1 89.9 163.6 163.2
Games 0 0 0 0
Score 0 0 0 0
Expected score 0 0 0 0
Score-Expected 0 0 0 0
Temp raw +/- 0 0 0 0
Final raw +/- 0 0 0 0
New raw rating 1635.9 1629.5 1209.5 1211.3
New weighted rating 1529.6 1527.4 1206.2 1207.4
New weighted performance 1669 1656.1 0 0
Temp new rating 1669 1656.1 1209.5 1211.3
Temp new rating +/- 33.1 26.6 0 0
Final new rating +/- 33.1 26.6 0 0
New rating 1669 1656.1 1209.5 1211.3
New K-factor 28 28 36 36
New floor 1135.9 1129.5 709.5 711.3

Item Main Standard Rapid Blitz
0 0 0 0
82 62 10 10
71 71 0 0
9 9 0 0
0 0 0 0
0 0 0 0
History 162 142 10 10

Games since
Main
153
Standard
133
Rapid
10
Blitz
10
Gender Male
Age group U10
Region Tshwane (GTP)
Province Gauteng (GT)
Main
RSA Province Region
Overall 1023 357 137
Male 892 306 119
U10 44 21 6
U10 Male 37 18 5
Standard
RSA Province Region
Overall 1012 386 145
Male 874 329 125
U10 47 23 6
U10 Male 39 20 5
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U10 -1 -1 -1
U10 Male -1 -1 -1
Blitz
RSA Province Region
Overall 449 148 40
Male 405 130 32
U10 12 7 5
U10 Male 10 6 4

Games Score % Dp AvgOpp Performance
Main 0 0 0 0 0 0
Standard 0 0 0 0 0 0
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
Games Score % Dp AvgOpp Performance
Main 82 47.5 57.93 67.4 1363.6 1431
Standard 62 42.5 68.55 157.7 1333.8 1491.4
Rapid 10 3 30 -170 1394.6 1224.6
Blitz 10 2 20 -255 1517.5 1262.5
History
Games Score % Dp AvgOpp Performance
Main 162 99.5 61.42 97.1 1305.6 1402.7
Standard 142 94.5 66.55 140.7 1284.4 1425.1
Rapid 10 3 30 -170 1394.6 1224.6
Blitz 10 2 20 -255 1517.5 1262.5

Date Main Standard Rapid Blitz
2026-01-01 1635.9 1629.5 1209.5 1211.3
2025-11-30 1532.7 1525.2 1209.5 1211.3
2025-11-01 1532.7 1525.2 1209.5 1211.3
2025-09-30 1557.4 1558.4 1209.5 1211.3
2025-09-01 1557.4 1558.4 1209.5 1211.3
2025-08-01 1580.9 1581.6 1209.5 1211.3
2025-07-01 1501.5 1511.9 1209.5 1211.3
2025-06-01 1476.2 1487.1 1209.5 1211.3
2025-05-01 1427.4 1429 1209.5 1211.3
2025-04-01 1424.9 1421.9 1200 1200
2025-03-01 1467.8 1452.8 1200 1200
2025-02-01 1528.2 1524.7 1200 1200
2025-01-01 1518.5 1512.5 1200 1200
2024-12-01 1546.2 1541.9 1200 1200
2024-11-01 1546.2 1541.9 1200 1200
2024-10-01 1546.2 1541.9 1200 1200
2024-09-01 1591.9 1590.9 1200 1200
2024-11-01 1591.9 1590.9 1200 1200
2024-07-01 1359 1369.8 1200 1200
2024-06-01 1359 1369.8 1200 1200
2024-05-01 1235.7 1220 1200 1200
2024-04-01 1256.6 1242 1200 1200
2024-03-01 1369.2 1366.9 1200 1200
2024-02-01 1241.8 1249 1200 1200

Comming soon.

Tournaments

No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Mzansi Inter Provincial Team Championships (U10 Combined) 2025-12-15 2025-12-17 Standard Nelson Mandela Bay (ENM) 6 6 6 Yes Analysis
2 Gauteng Inter-Region at Emerald Resort 2025 (U10 Championship) 2025-12-06 2025-12-07 Standard Sedibeng (GSV) 5 5 5 Yes Analysis
3 2025 Gauteng Top Schools Teams (U9) 2025-08-29 2025-08-29 Standard Tshwane (GTP) 5 5 4 Yes Analysis
4 Bojanala's Battle Of Mount Cambridge 2025 (Center Pawns) 2025-10-11 2025-10-11 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
5 2025 Tshwane North District CLOSED Team Championships (D3) (U9) 2025-08-16 2025-08-16 Standard Tshwane (GTP) 5 5 5 Yes Analysis
6 2025 Etienne Lewis Closed Chess Tournament (U10) 2025-08-08 2025-08-10 Standard Tshwane (GTP) 7 7 4 Yes Analysis
7 2025 Tshwane North School District Cluster 4 & 5 Team League (D3) (U9) 2025-07-26 2025-07-26 Standard Tshwane (GTP) 5 5 4.5 Yes Analysis
8 2025 Wynie Robbertse Chess Tournament (U10) 2025-07-19 2025-07-19 Standard Tshwane (GTP) 5 5 4 Yes Analysis
9 2025 Elise Steenkamp Open Chess Tournament (Knight) 2025-06-14 2025-06-15 Standard Tshwane (GTP) 5 5 4 Yes Analysis
10 2025 Tshwane North School District CLOSED Individual Chess Championship (U9 Open) 2025-05-24 2025-05-24 Standard Tshwane (GTP) 5 5 4 Yes Analysis
11 2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U9 Open) 2025-05-10 2025-05-10 Standard Tshwane (GTP) 5 5 5 Yes Analysis
12 FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Blitz) 2025-04-16 2025-04-17 Blitz Geece (GRE) 11 10 2 Yes Analysis
13 FIDE World Cadet & Youth Rapid & Blitz Championships 2025 (Rapid) 2025-04-13 2025-04-15 Rapid Greece (GRE) 11 10 3 Yes Analysis
14 Lubowski Open 2025 (C) 2025-03-21 2025-03-22 Standard Tshwane (GTP) 5 5 1 Yes Analysis
15 2025 Blou Bul Open Chess Tournament (B) 2025-02-08 2025-02-08 Standard Tshwane (GTP) 5 5 0 Yes Analysis
16 2025 Tshwane Chess OPEN Registration Tournament (U10) 2025-01-25 2025-01-25 Standard Tshwane (GTP) 5 5 4 Yes Analysis
17 Gauteng Inter-Region at UJ 2024 (U10 Open) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 2 Yes Analysis
18 2024 Etienne Lewis (U10) 2024-08-30 2024-09-01 Standard Tshwane (GTP) 7 6 3.5 Yes Analysis
19 2024 Tshwane North School District Cluster 4 & 5 Team League (U9) 2024-07-20 2024-07-20 Standard Tshwane (GTP) 5 5 5 Yes Analysis
20 Menlopark Open Chess Tournament 2024 (U10) 2024-07-13 2024-07-13 Standard Tshwane (GTP) 5 5 5 Yes Analysis
21 2024 Tshwane North School District CLOSED Individual Champioships (U9) 2024-05-11 2024-05-11 Standard Tshwane (GTP) 5 5 4 Yes Analysis
22 District 3 Cluster 4 and 5 Individuals 2024 (U9) 2024-05-04 2024-05-04 Standard Tshwane (GTP) 5 5 5 Yes Analysis
23 2024 Milos Ristic Open Chess Tournament (U10) 2024-04-27 2024-04-27 Standard Tshwane (GTP) 5 5 2 Yes Analysis
24 2024 Lubowski Open Chess Tournament (D2) 2024-03-23 2024-03-24 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
25 2024 Chris Greyling Open Chess Tournament (D3) 2024-03-16 2024-03-16 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
26 2024 Tshwane Chess AHS Open Chess Tournament (E) 2024-02-24 2024-02-24 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
27 2024 Constantiapark Open (E) 2024-02-17 2024-02-17 Standard Tshwane (GTP) 5 5 4 Yes Analysis
28 2024 Piet Robbertse Open Chess Tournament (E) 2024-02-03 2024-02-03 Standard Tshwane (GTP) 5 5 3 Yes Analysis
29 2024 Blou Bul Open Chess Tournament (E) 2024-02-10 2024-02-10 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
30 2024 Tshwane Chess OPEN Registration Tournament (E) 2024-01-27 2024-01-27 Standard Tshwane (GTP) 5 5 3 Yes Analysis
31 2023 Gauteng Top Schools (U9 Mixed) 2023-08-18 2023-08-18 Standard West Rand (GWR) 5 4 2 Yes Analysis
32 2023 Tshwane North School District CLOSED League Championships (D3) 2023-08-12 2023-08-12 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis

Top 3 Streaks

# Games Start End
1 11 Tournament
2024 Milos Ristic Open Chess Tournament
Tournament
2024 Tshwane North School District CLOSED Individual Champioships
date
2024-04-27
rnd
4
type
Standard
result
0.5
date
2024-05-11
rnd
4
type
Standard
result
1
Opponent
Zhu, H (Hengyu)
Opponent
Dreyer, K (Kruger)
2 10 Tournament
2025 Etienne Lewis Closed Chess Tournament
Tournament
2025 Gauteng Top Schools Teams
date
2025-08-10
rnd
7
type
Standard
result
1
date
2025-08-29
rnd
4
type
Standard
result
1
Opponent
Krog, R (Ruan)
Opponent
Seema, T (Tshegofatsa)
3 10 Tournament
2025 Wynie Robbertse Chess Tournament
Tournament
2025 Etienne Lewis Closed Chess Tournament
date
2025-07-19
rnd
4
type
Standard
result
1
date
2025-08-09
rnd
3
type
Standard
result
1
Opponent
Conradie, M (Marcus)
Opponent
Erasmus, J (Jacobus)
# Games Start End
1 11 Tournament
2024 Milos Ristic Open Chess Tournament
Tournament
2024 Tshwane North School District CLOSED Individual Champioships
date
2024-04-27
rnd
4
type
Standard
result
0.5
date
2024-05-11
rnd
4
type
Standard
result
1
Opponent
Zhu, H (Hengyu)
Opponent
Dreyer, K (Kruger)
2 10 Tournament
2025 Wynie Robbertse Chess Tournament
Tournament
2025 Etienne Lewis Closed Chess Tournament
date
2025-07-19
rnd
4
type
Standard
result
1
date
2025-08-09
rnd
3
type
Standard
result
1
Opponent
Conradie, M (Marcus)
Opponent
Erasmus, J (Jacobus)
3 10 Tournament
Menlopark Open Chess Tournament 2024
Tournament
2024 Tshwane North School District Cluster 4 & 5 Team League
date
2024-07-13
rnd
1
type
Standard
result
1
date
2024-07-20
rnd
5
type
Standard
result
1
Opponent
Tukker, J (Jakus)
Opponent
Yahiaoui, A (Arezki)
# Games Start End
1 1 Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
date
2025-04-14
rnd
8
type
Rapid
result
1
date
2025-04-14
rnd
8
type
Rapid
result
1
Opponent
Giannos, Michail
Opponent
Giannos, Michail
2 1 Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
date
2025-04-14
rnd
5
type
Rapid
result
1
date
2025-04-14
rnd
5
type
Rapid
result
1
Opponent
Giannias, Emmanouil Angelos
Opponent
Giannias, Emmanouil Angelos
3 1 Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
date
2025-04-13
rnd
3
type
Rapid
result
1
date
2025-04-13
rnd
3
type
Rapid
result
1
Opponent
Mavroudis, Eleftherios
Opponent
Mavroudis, Eleftherios
# Games Start End
1 1 Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
date
2025-04-17
rnd
9
type
Blitz
result
1
date
2025-04-17
rnd
9
type
Blitz
result
1
Opponent
Mavroudis, Eleftherios
Opponent
Mavroudis, Eleftherios
2 1 Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
date
2025-04-16
rnd
4
type
Blitz
result
1
date
2025-04-16
rnd
4
type
Blitz
result
1
Opponent
Patellis, Panormitis
Opponent
Patellis, Panormitis
# Games Start End
1 10 Tournament
Menlopark Open Chess Tournament 2024
Tournament
2024 Tshwane North School District Cluster 4 & 5 Team League
date
2024-07-13
rnd
1
type
Standard
result
1
date
2024-07-20
rnd
5
type
Standard
result
1
Opponent
Tukker, J (Jakus)
Opponent
Yahiaoui, A (Arezki)
2 9 Tournament
2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5
Tournament
2025 Tshwane North School District CLOSED Individual Chess Championship
date
2025-05-10
rnd
1
type
Standard
result
1
date
2025-05-24
rnd
4
type
Standard
result
1
Opponent
Stander, J (Johannes Hendrik)
Opponent
Erasmus, J (Jacobus)
3 9 Tournament
District 3 Cluster 4 and 5 Individuals 2024
Tournament
2024 Tshwane North School District CLOSED Individual Champioships
date
2024-05-04
rnd
1
type
Standard
result
1
date
2024-05-11
rnd
4
type
Standard
result
1
Opponent
Ehlers, C (Christoff)
Opponent
Dreyer, K (Kruger)
# Games Start End
1 10 Tournament
Menlopark Open Chess Tournament 2024
Tournament
2024 Tshwane North School District Cluster 4 & 5 Team League
date
2024-07-13
rnd
1
type
Standard
result
1
date
2024-07-20
rnd
5
type
Standard
result
1
Opponent
Tukker, J (Jakus)
Opponent
Yahiaoui, A (Arezki)
2 9 Tournament
2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5
Tournament
2025 Tshwane North School District CLOSED Individual Chess Championship
date
2025-05-10
rnd
1
type
Standard
result
1
date
2025-05-24
rnd
4
type
Standard
result
1
Opponent
Stander, J (Johannes Hendrik)
Opponent
Erasmus, J (Jacobus)
3 9 Tournament
District 3 Cluster 4 and 5 Individuals 2024
Tournament
2024 Tshwane North School District CLOSED Individual Champioships
date
2024-05-04
rnd
1
type
Standard
result
1
date
2024-05-11
rnd
4
type
Standard
result
1
Opponent
Ehlers, C (Christoff)
Opponent
Dreyer, K (Kruger)
# Games Start End
1 1 Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
date
2025-04-14
rnd
8
type
Rapid
result
1
date
2025-04-14
rnd
8
type
Rapid
result
1
Opponent
Giannos, Michail
Opponent
Giannos, Michail
2 1 Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
date
2025-04-14
rnd
5
type
Rapid
result
1
date
2025-04-14
rnd
5
type
Rapid
result
1
Opponent
Giannias, Emmanouil Angelos
Opponent
Giannias, Emmanouil Angelos
3 1 Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
date
2025-04-13
rnd
3
type
Rapid
result
1
date
2025-04-13
rnd
3
type
Rapid
result
1
Opponent
Mavroudis, Eleftherios
Opponent
Mavroudis, Eleftherios
# Games Start End
1 1 Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
date
2025-04-17
rnd
9
type
Blitz
result
1
date
2025-04-17
rnd
9
type
Blitz
result
1
Opponent
Mavroudis, Eleftherios
Opponent
Mavroudis, Eleftherios
2 1 Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
Tournament
FIDE World Cadet & Youth Rapid & Blitz Championships 2025
date
2025-04-16
rnd
4
type
Blitz
result
1
date
2025-04-16
rnd
4
type
Blitz
result
1
Opponent
Patellis, Panormitis
Opponent
Patellis, Panormitis

Top 10 opponents most often played

# Opponent Main Standard Rapid Blitz
Gms Score Dp Gms Score Dp Gms Score Dp Gms Score Dp
Aor Prat Aor Prat Aor Prat Aor Prat
1 Henning ,R (Rudolph) 4 2.5 106.2 4 2.5 106.2 0 0 0 0 0 0
1311.1 1417.3 1313.9 1417.3 0 0 0 0
2 Du Plessis ,R (Reghardt) 3 3 425 3 3 425 0 0 0 0 0 0
1249.2 1674.2 1251.5 1674.2 0 0 0 0
3 Rizvi ,Z (Zara) 3 1 -141.7 3 1 -141.7 0 0 0 0 0 0
1227.5 1085.8 1228.9 1085.8 0 0 0 0
4 Erasmus ,K (Kobus) 3 2.5 283.3 3 2.5 283.3 0 0 0 0 0 0
1313.1 1596.4 1322.8 1596.4 0 0 0 0
5 Barkhuizen ,R (Reuben) 3 1.5 0 3 1.5 0 0 0 0 0 0 0
1298.4 1298.4 1298.1 1298.4 0 0 0 0
6 Westermann ,Z (Zelri) 3 3 425 3 3 425 0 0 0 0 0 0
1115.2 1540.2 1107.2 1540.2 0 0 0 0
7 Conradie ,M (Marcus) 2 2 425 2 2 425 0 0 0 0 0 0
1319.6 1744.6 1321.6 1744.6 0 0 0 0
8 Rakubutu ,P (Pabatso) 2 0.5 -212.5 2 0.5 -212.5 0 0 0 0 0 0
1316.2 1103.7 1311.8 1103.7 0 0 0 0
9 Janse Van Rensburg ,A (Ava) 2 1 0 2 1 0 0 0 0 0 0 0
1404.2 1404.2 1404.3 1404.2 0 0 0 0
10 Koorts ,L (Lukas) 2 1 0 2 1 0 0 0 0 0 0 0
1529 1529 1532.8 1529 0 0 0 0

Norms

No norms achieved.
# Norm Tournament Start End Rounds Games Score Details
© Chess South Africa