Surname or Chess SA id..
Chess SA Region AOC

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Tjaart Steyn

108073208
Johannesburg Metro (GJM)
Personal
Main rating
Rating 1627.6
K-factor 28
Floor 1127.6
Highest 1627.6 (2026-06-01)
Min/Max +/- allowed 90
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1581.7
Final +/- 0
New Rating
()
Rating 1627.6
K-factor 28
Floor 1127.6
Highest 1627.6 (2026-06-01)
Min/Max +/- allowed 90.2
Standard rating
Rating 1604.2
K-factor 28
Floor 1104.2
Highest 1604.2 (2026-04-01)
Min/Max +/- allowed 93.2
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 1581.7
Final +/- 0
New Rating
()
Rating 1604.2
K-factor 28
Floor 1104.2
Highest 1604.2 (2026-04-01)
Min/Max +/- allowed 93.2
Rapid rating
Rating 1223.2
K-factor 36
Floor 723.2
Highest 1223.2 (2026-06-01)
Min/Max +/- allowed 160.4
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 872.9
Final +/- 0
New Rating
()
Rating 1223.2
K-factor 36
Floor 723.2
Highest 1223.2 (2026-06-01)
Min/Max +/- allowed 160.4
Blitz rating
Rating 1082
K-factor 40
Floor 582
Highest 1200 (2024-02-01)
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 1082
K-factor 40
Floor 582
Highest 1200 (2024-02-01)
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 Kloof Kings and Queens Clash 2026 (Cup) Rapid 2026-04-11 2026-04-11 Tshwane (GTP) 2 1607.4 2 2 1606.6 0.6 Details
2 Kloof Kings and Queens Clash 2026 (First Round) Rapid 2026-04-11 2026-04-11 Tshwane (GTP) 3 1607.4 3 3 1877 19.6 Details
3 South African Junior Closed Chess Championship 2026 (U18 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1590.3 9 4.5 1645.4 17.2 Details
4 MCA Summer Heat Classic 2026 (Advanced) Standard 2026-03-21 2026-03-21 Johannesburg Metro (GJM) 5 1565.3 5 4 1652.8 15.1 Details
5 JMC Trinityhouse Little Falls (B) Standard 2026-02-28 2026-02-28 Johannesburg Metro (GJM) 5 1565.3 5 3.5 1561 -1.5 Details
6 MCA Welcome JHB 2026 (Advanced) Standard 2026-02-07 2026-02-07 Johannesburg Metro (GJM) 5 1560.4 5 3.5 1596.8 2 Details
7 2025 Mzansi Individual Championships (U18 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1516.3 6 4 1620.5 14.8 Details
8 2025 Mzansi Inter Provincial Team Championships (U18 Open) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1516.3 6 3 1593.3 8.1 Details
9 Gauteng Inter-Region at Emerald Resort 2025 (U18 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1516.3 5 3 1649.3 15.4 Details
10 Goue Liga Blitz 2025 Blitz 2025-10-25 2025-10-25 Johannesburg Metro (GJM) 9 1519.2 9 5 1468.9 -2.8 Details
11 JMC Closed 2025 (B) Standard 2025-08-09 2025-08-10 Johannesburg Metro (GJM) 5 1520.6 5 2.5 1415.7 -10.7 Details
12 MCA Winter Chill Classic 2025 (Advanced) Standard 2025-07-19 2025-07-19 Johannesburg Metro (GJM) 5 1538.9 5 2 1368.8 -17.3 Details
13 JMC Crawford Sandton 2025 (B) Standard 2025-05-10 2025-05-10 Johannesburg Metro (GJM) 5 1529.4 3 2 1642.1 6 Details
14 MCA Summer March 2025 (Advanced) Standard 2025-03-08 2025-03-08 Johannesburg Metro (GJM) 5 1526.4 5 3 1538 1.8 Details
15 MCA Welcome 2025 (Advanced) Standard 2025-02-15 2025-02-15 Johannesburg Metro (GJM) 5 1545.5 4 2.5 1389.6 -12 Details
16 Gauteng Inter-Region at UJ 2024 (U18 Open) Standard 2024-12-07 2024-12-08 Johannesburg Metro (GJM) 5 1482.3 5 4.5 1847.4 39.4 Details
17 Gauteng Top Schools 2024 (U19 Open) Rapid 2024-10-05 2024-10-05 Ekurhuleni (GE) 5 1510.6 5 2 1273.5 -17.6 Details
18 JMC Closed 2024 (B) Standard 2024-08-09 2024-08-11 Johannesburg Metro (GJM) 5 1492.3 5 3.5 1601.7 11.4 Details
19 Helpmekaar Kollege Blitz Chess Invitational 2024 (A) Blitz 2024-07-27 2024-07-27 Johannesburg Metro (GJM) 9 1520.5 9 5 1384.3 -6.9 Details
20 JMC Trinityhouse Randpark Ridge 2024 (B) Standard 2024-07-13 2024-07-13 Johannesburg Metro (GJM) 5 1520.5 4 1.5 1384.4 -10.6 Details
21 JMC Unika School Tournament 2024 (B) Standard 2024-03-02 2024-03-02 Johannesburg Metro (GJM) 5 1533 5 2.5 1446.2 -7.8 Details
22 2024 Gauteng Inter-Region Chess Championship (U16A) Standard 2024-01-13 2024-01-14 Tshwane (GTP) 5 1499.3 5 4 1696.5 21 Details
23 2023 Gauteng Top Schools (U15 Mixed) Standard 2023-08-19 2023-08-19 West Rand (GWR) 5 1503.5 5 3 1581.1 7 Details
24 JMC Closed Aug 2023 (U16) Standard 2023-08-04 2023-08-06 Johannesburg Metro (GJM) 6 1503.5 6 3.5 1417.4 -9.6 Details
25 2023 SA Schools Winter Games (U15 Open) Standard 2023-07-04 2023-07-06 West Rand (GWR) 7 1505.3 7 4 1527.4 2.4 Details
26 JMC Trinity Little Falls 2023 (B) Standard 2023-07-02 2023-07-02 Johannesburg Metro (GJM) 5 1505.3 5 3 1476 -3.5 Details
27 Gauteng Open Arnold Classic 2023 (U16) Rapid 2023-05-19 2023-05-19 Tshwane (GTP) 5 1478.5 5 4.5 1662.5 12.7 Details
28 Gauteng Schools Individual Finals 2023 (U15 Boys) Standard 2023-05-27 2023-05-27 Ekurhuleni (GE) 5 1478.5 5 4.5 1525.8 4.1 Details
29 2023 South African Junior Closed Chess Championships (U16 Open) Classical 2023-03-31 2023-04-04 Chess South Africa (CSA) 9 1493.5 9 4 1446.7 -9 Details
30 JMC 1 St Peters 2023 (B) Standard 2023-03-18 2023-03-18 Johannesburg Metro (GJM) 5 1492.7 5 3 1504.7 0.5 Details
31 2022 South African Junior Wild Card Chess Championships (U16 Open) Classical 2022-12-09 2022-12-12 4 Knights (4K) 7 1351.7 7 6 1667.1 51 Details
32 2022 South African Junior Team Chess Championships (U16 Open) Classical 2022-12-04 2022-12-08 4 Knights (4K) 7 1351.7 7 7 1611.8 48.4 Details
33 JMC 3rd Trials 2022 (B) Standard 2022-09-11 2022-09-11 Johannesburg Metro (GJM) 5 1364.4 5 2 1291.1 -7.8 Details
34 JMC Womens Day 2022 (FIDE Open) Classical 2022-08-06 2022-08-09 Johannesburg Metro (GJM) 6 1353.2 5 1.5 1404.3 4.2 Details
35 JMC 2nd Trials 2022 (B) Standard 2022-08-27 2022-08-27 Johannesburg Metro (GJM) 5 1353.2 5 2.5 1389.5 2.8 Details
36 2022 Gauteng Schools Individual Chess Championship (U15 Boys) Standard 2022-06-18 2022-06-18 Ekurhuleni (GE) 5 1394.6 5 2 1133.8 -26.1 Details
37 JNW Trinityhouse LF 2022 (Challengers) Standard 2022-03-12 2022-03-12 Johannesburg Metro (GJM) 5 1403.1 5 3 1338.6 -5.5 Details
38 JMC Bryanston 2021 (B) Standard 2021-11-06 2021-11-06 Johannesburg Metro (GJM) 5 1470.3 5 1 1044.3 -42.2 Details
39 JMC Helpmekaar 2021 (U14) Rapid 2021-09-06 2021-09-06 Johannesburg Metro (GJM) 5 1483.9 5 3 1367.5 -8.6 Details
40 Chessnuts 2 Tournament 2020 (Kings) Standard 2020-03-07 2020-03-07 Johannesburg Metro (GJM) 5 1473.3 5 3.5 1546.8 6.6 Details
41 JNW Club - Trinityhouse Randpark Ridge Open 2020 (B) Standard 2020-02-22 2020-02-22 Johannesburg Metro (GJM) 5 1506.2 5 2.5 1304.8 -18.8 Details
42 JNW Club - Bryanston Open1 2020 (B) Standard 2020-02-01 2020-02-01 Johannesburg Metro (GJM) 5 1506.2 5 3 1495 -1.7 Details
43 2019 South African Junior Team Championships (U12A) Classical 2020-01-04 2020-01-08 4 Knights (4K) 7 1470.7 7 5.5 1600.7 22.4 Details
44 The Joburg Open 2019 (Prestige) Standard 2019-10-12 2019-10-12 Johannesburg Metro (GJM) 5 1497.8 4 1 1245.7 -19.6 Details
45 GJM vs GE Inter Region 2019 (U12A) Standard 2019-10-05 2019-10-05 Johannesburg Metro (GJM) 5 1497.8 5 3.5 1533.1 2.8 Details
46 2019 Gauteng School League Finals (U13 Open) Standard 2019-08-23 2019-08-23 Tshwane (GTP) 5 1476.2 5 5 1548.5 9.3 Details
47 JHB Metro Closed 2019 (U12) Standard 2019-07-27 2019-07-28 Johannesburg Metro (GJM) 6 1294.6 6 5 1516.2 29.5 Details
48 Chessnuts Under 1200 Rated Tournament 2019 (Kings) Standard 2019-07-13 2019-07-13 Johannesburg Metro (GJM) 5 1294.6 5 5 1677.4 36.7 Details
49 JNW Club - Unika Scholar 2019 (Open) Standard 2019-06-01 2019-06-01 Johannesburg Metro (GJM) 5 1201.7 5 4 1517.2 30 Details
50 JNW Club - Hoerskool Linden 2019 (C) Standard 2019-06-15 2019-06-15 Johannesburg Metro (GJM) 5 1201.7 5 3 1305.2 10.8 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 29
Wins 19
Draws 3
Losses 7
White 15
Black 14
White wins 11
Black wins 8
Score 20.5
Percent 70.7
Dp 175.9
AOR 1469.2
Performance 1645.1
Game statistics (History)
Games 380
Wins 224
Draws 34
Losses 122
White 201
Black 179
White wins 124
Black wins 100
Score 241
Percent 63.4
Dp 114.1
AOR 1271.6
Performance 1385.7
Rankings (Main)
National
Overall 888
Gender 821
Age group 88
Gender/Age 79
Provincial
Overall 319
Gender 292
Age group 29
Gender/Age 25
Regional
Overall 133
Gender 117
Age group 9
Gender/Age 7
Rankings (Standard)
National
Overall 945
Gender 865
Age group 100
Gender/Age 90
Provincial
Overall 342
Gender 309
Age group 36
Gender/Age 32
Regional
Overall 134
Gender 118
Age group 11
Gender/Age 9
Rankings (Rapid)
National
Overall 3791
Gender 3009
Age group 330
Gender/Age 283
Provincial
Overall 787
Gender 632
Age group 82
Gender/Age 64
Regional
Overall 261
Gender 225
Age group 20
Gender/Age 17
Rankings (Blitz)
National
Overall 636
Gender 566
Age group 61
Gender/Age 53
Provincial
Overall 231
Gender 199
Age group 21
Gender/Age 16
Regional
Overall 123
Gender 109
Age group 13
Gender/Age 10
Performance ( )
Games 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 29
Score 20.5
Percent 70.7
Aor 1469.2
Dp 175.9
Prat 1645.1
Performance (12 months)
Games 65
Score 40
Percent 61.5
Aor 1477
Dp 98.1
Prat 1575.1
Performance (History)
Games 380
Score 241
Percent 63.4
Aor 1271.6
Dp 114.1
Prat 1385.7
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Fauconier, A (Amber) 6 2 4 The Outpost Chess Club Open 2018 (C) JMC Trinity Little Falls 2023 (B) Details
Overall 2 Voigt, H (Heinrich) 5 3 2 Chessnuts - Kickoff Open 2018 (C) JMC 3rd Trials 2022 (B) Details
Overall 3 Roetz, K (Kyle) 4 3 1 Chessnuts Under 1200 6 April 2019 (Kings) JMC Closed Aug 2023 (U16) Details
Overall 4 Jones, E (Edward) 4 2 2 JNW Club - Linden Open 2018 (C) JMC Closed Aug 2023 (U16) Details
Overall 5 Ziegenhagen, V (Vian Luke) 4 4 0 JHB Metro Junior Closed 2018 (U12) Goue Liga Blitz 2025 Details
Standard 1 Fauconier, A (Amber) 6 2 4 The Outpost Chess Club Open 2018 (C) JMC Trinity Little Falls 2023 (B) Details
Standard 2 Voigt, H (Heinrich) 5 3 2 Chessnuts - Kickoff Open 2018 (C) JMC 3rd Trials 2022 (B) Details
Standard 3 Jones, E (Edward) 4 2 2 JNW Club - Linden Open 2018 (C) JMC Closed Aug 2023 (U16) Details
Standard 4 Yang, A (Alex) 3 1 2 Fonties Challange 2019 (U11) JMC Womens Day 2022 (FIDE Open) Details
Standard 5 Naidoo, K (Kirthan) 3 1 2 JHB Metro Closed 2019 (U12) JMC Unika School Tournament 2024 (B) Details