PLAYER PAGE

Tjaart Steyn

108073208
Johannesburg Metro (GJM)
Personal
Main rating
Rating 1590.3
K-factor 32
Floor 1090.3
Highest 1590.3 (2026-03-01)
Min/Max +/- allowed 95
Rating Change
()
Games 9
Score 4.5
We 3.96
SWe 0.54
Temp +/- 17.2
Penalties 0
Weight perform 1602.6
Final +/- +17.2
New Rating
()
Rating 1607.4
K-factor 28
Floor 1107.4
Highest 1607.4 (2026-04-01)
Min/Max +/- allowed 92.8
Standard rating
Rating 1590.3
K-factor 32
Floor 1090.3
Highest 1590.3 (2026-03-01)
Min/Max +/- allowed 95.1
Rating Change
()
Games 9
Score 4.5
We 4.07
SWe 0.43
Temp +/- 13.9
Penalties 0
Weight perform 1602.6
Final +/- +13.9
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 1095.6
K-factor 40
Floor 600.4
Highest 1209.5 (2018-05-01)
Min/Max +/- allowed 163.6
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 891
Final +/- 0
New Rating
()
Rating 1095.6
K-factor 40
Floor 600.4
Highest 1209.5 (2018-05-01)
Min/Max +/- allowed 163.6
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
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 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
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 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
2 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
3 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
4 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
5 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
6 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
7 Goue Liga Blitz 2025 Blitz 2025-10-25 2025-10-25 Johannesburg Metro (GJM) 9 1519.2 9 5 1468.9 -2.8 Details
8 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
9 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
10 JMC Crawford Sandton 2025 (B) Standard 2025-05-10 2025-05-10 Johannesburg Metro (GJM) 5 1529.4 3 2 1642.1 6 Details
11 MCA Summer March 2025 (Advanced) Standard 2025-03-08 2025-03-08 Johannesburg Metro (GJM) 5 1526.4 5 3 1538 1.8 Details
12 MCA Welcome 2025 (Advanced) Standard 2025-02-15 2025-02-15 Johannesburg Metro (GJM) 5 1545.5 4 2.5 1389.6 -12 Details
13 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
14 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
15 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
16 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
17 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
18 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
19 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
20 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
21 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
22 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
23 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
24 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
25 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
26 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
27 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
28 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
29 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
30 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
31 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
32 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
33 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
34 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
35 JMC Bryanston 2021 (B) Standard 2021-11-06 2021-11-06 Johannesburg Metro (GJM) 5 1470.3 5 1 1044.3 -42.2 Details
36 JMC Helpmekaar 2021 (U14) Rapid 2021-09-06 2021-09-06 Johannesburg Metro (GJM) 5 1483.9 5 3 1367.5 -8.6 Details
37 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
38 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
39 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
40 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
41 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
42 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
43 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
44 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
45 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
46 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
47 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
48 Fonties Challange 2019 (U11) Standard 2019-06-08 2019-06-08 Johannesburg Metro (GJM) 5 1201.7 5 3.5 1308.2 11.1 Details
49 2019 Super 12 Laerskole (Seniors) Rapid 2019-05-04 2019-05-04 Tshwane (GTP) 5 1216.9 5 4 1363.2 11.4 Details
50 JNW Club - Bryanston Open 2 2019 (C) Standard 2019-05-11 2019-05-11 Johannesburg Metro (GJM) 5 1216.9 5 2 1010.6 -19.3 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 24
Wins 14
Draws 3
Losses 7
White 13
Black 11
White wins 9
Black wins 5
Score 15.5
Percent 64.6
Dp 124
AOR 1495.3
Performance 1619.3
Game statistics (History)
Games 375
Wins 219
Draws 34
Losses 122
White 199
Black 176
White wins 122
Black wins 97
Score 236
Percent 62.9
Dp 109.9
AOR 1270.7
Performance 1380.6
Rankings (Main)
National
Overall 1060
Gender 970
Age group 111
Gender/Age 102
Provincial
Overall 373
Gender 340
Age group 38
Gender/Age 34
Regional
Overall 140
Gender 126
Age group 11
Gender/Age 9
Rankings (Standard)
National
Overall 989
Gender 901
Age group 106
Gender/Age 97
Provincial
Overall 361
Gender 328
Age group 41
Gender/Age 37
Regional
Overall 131
Gender 117
Age group 10
Gender/Age 8
Rankings (Rapid)
National
Overall -1
Gender -1
Age group -1
Gender/Age -1
Provincial
Overall -1
Gender -1
Age group -1
Gender/Age -1
Regional
Overall -1
Gender -1
Age group -1
Gender/Age -1
Rankings (Blitz)
National
Overall 577
Gender 508
Age group 55
Gender/Age 50
Provincial
Overall 192
Gender 161
Age group 17
Gender/Age 14
Regional
Overall 90
Gender 80
Age group 10
Gender/Age 9
Performance ( )
Games 9
Score 4.5
Percent 50
Aor 1645.4
Dp 0
Prat 1645.4
Performance ()
Games 24
Score 15.5
Percent 64.6
Aor 1495.3
Dp 124
Prat 1619.3
Performance (12 months)
Games 63
Score 37
Percent 58.7
Aor 1488.7
Dp 74.2
Prat 1562.9
Performance (History)
Games 375
Score 236
Percent 62.9
Aor 1270.7
Dp 109.9
Prat 1380.6
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 Ziegenhagen, V (Vian Luke) 4 4 0 JHB Metro Junior Closed 2018 (U12) Goue Liga Blitz 2025 Details
Overall 4 Jones, E (Edward) 4 2 2 JNW Club - Linden Open 2018 (C) JMC Closed Aug 2023 (U16) Details
Overall 5 Roetz, K (Kyle) 4 3 1 Chessnuts Under 1200 6 April 2019 (Kings) JMC Closed Aug 2023 (U16) 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 Greef, J (Janus) 3 2 1 JNW Club - Trinityhouse Little Falls Open 2019 (C) JNW Club - Bryanston Open 2 2019 (C) Details
Standard 5 Moustakis, C (Costa) 3 2 1 British International Prep/Chessnuts 2018 (U12) JHB Metro Closed 2019 (U12) Details