PLAYER PAGE

Sarel Pretorius

1140160060
Tshwane (GTP)
Personal
Main rating
Rating 1603
K-factor 28
Floor 1168.1
Highest 1723.9 (2026-01-01)
Min/Max +/- allowed 79
Rating Change
()
Games 9
Score 4
We 4.42
SWe -0.35
Temp +/- -9.7
Penalties 0
Weight perform 1577.3
Final +/- -9.7
New Rating
()
Rating 1593.3
K-factor 28
Floor 1168.1
Highest 1723.9 (2026-01-01)
Min/Max +/- allowed 78.6
Standard rating
Rating 1600.4
K-factor 28
Floor 1166.2
Highest 1711.7 (2026-01-01)
Min/Max +/- allowed 80
Rating Change
()
Games 9
Score 4
We 4.46
SWe -0.46
Temp +/- -13
Penalties 0
Weight perform 1577.3
Final +/- -13
New Rating
()
Rating 1587.3
K-factor 28
Floor 1166.2
Highest 1711.7 (2026-01-01)
Min/Max +/- allowed 80
Rapid rating
Rating 1254.7
K-factor 36
Floor 754.7
Highest 1317.3 (2023-08-01)
Min/Max +/- allowed 140.3
Rating Change
()
Games 0
Score 0
We 0
SWe 0
Temp +/- 0
Penalties 0
Weight perform 0
Final +/- 0
New Rating
()
Rating 1254.7
K-factor 36
Floor 754.7
Highest 1317.3 (2023-08-01)
Min/Max +/- allowed 140.3
Blitz rating
Rating 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
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 1200
K-factor 36
Floor 700
Highest 1200 (2018-10-01)
Min/Max +/- allowed 165.8
Rating Graph
Tournaments
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 Gauteng Closed Chess Championships 2026 (U14 Open) Standard 2026-10-17 2026-10-17 Ekurhuleni (GE) 5 1603 5 3.5 1692.6 11.4 Details
2 2026 Bojanala's Battle Of Mount Cambridge 2.0 (Queens) Standard 2026-10-10 2026-10-10 Bojanala Platina (NBR) 5 1603 4 0.5 1411.3 -21.1 Details
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 2026 Alekhine Open Chess Tournament (B) Standard 2026-08-29 2026-08-30 Tshwane (GTP) 5 1603 1 0 1048.6 -18.8 Details
2 2026 Bojanala's Rooi Masjien 2.0 (Queens) Standard 2026-08-22 2026-08-22 Bojanala Platina (NBR) 5 1603 5 1.5 1564 -9.1 Details
3 2026 Etienne Lewis (U14) Standard 2026-08-08 2026-08-10 Tshwane (GTP) 7 1603 7 5 1666.1 8.7 Details
4 MCA Winter Chill Classic 2026 (Advanced) Standard 2026-07-26 2026-07-26 Johannesburg Metro (GJM) 5 1596.1 5 4 1792.3 25.9 Details
5 Wynie Robbertse Chess Tournament 2026 (B) Standard 2026-06-27 2026-06-27 Tshwane (GTP) 5 1624.5 5 2 1420.2 -26.8 Details
6 2026 Anton Van Wouw Open (A) Standard 2026-06-20 2026-06-20 Tshwane (GTP) 5 1624.5 5 3 1730.8 13.5 Details
7 Bojanala's Die Rooi Masjien 2026 (Queens) Standard 2026-06-06 2026-06-06 Bojanala Platina (NBR) 5 1624.5 5 0 1408.1 -33.1 Details
8 Bojanala's Circuit Championships 1 of 4 2026 (U14) Standard 2026-05-30 2026-05-30 Bojanala Platina (NBR) 5 1624.5 5 4 1762 18 Details
9 2026 Centurion Mall Open Chess Tournament (B) Standard 2026-05-16 2026-05-17 Tshwane (GTP) 5 1637.9 5 2.5 1557.6 -13.4 Details
10 Fourth Knight Riders Open Chess Tournament 2026 (A) Standard 2026-04-11 2026-04-11 Johannesburg Metro (GJM) 5 1638.9 5 2 1568.3 -10.7 Details
11 South African Junior Closed Chess Championship 2026 (U12 Open) Classical 2026-03-28 2026-04-02 Bojanala Platina (NBR) 9 1638.9 9 5.5 1674.7 9.6 Details
12 2026 Lubowski Open Chess Tournament (B) Standard 2026-03-21 2026-03-22 Tshwane (GTP) 5 1643.2 5 3 1670.6 5.4 Details
13 2026 Blou Bull Chess Tournament (A) Standard 2026-02-21 2026-02-21 Tshwane (GTP) 5 1643.2 5 1.5 1465.3 -23.3 Details
14 JMC Trinityhouse Little Falls (A) Standard 2026-02-28 2026-02-28 Johannesburg Metro (GJM) 5 1643.2 5 2.5 1744.3 13.6 Details
15 2026 Tshwane Chess Registration Tournament (A) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1705.4 5 2 1529 -17.8 Details
16 2025 Mzansi Individual Championships (U12 Open) Classical 2025-12-17 2025-12-20 Nelson Mandela Bay (ENM) 6 1694.2 6 4.5 1730.8 5.4 Details
17 2025 Mzansi Inter Provincial Team Championships (U12 Combined) Standard 2025-12-15 2025-12-17 Nelson Mandela Bay (ENM) 6 1694.2 6 3.5 1651 -5 Details
18 Gauteng Inter-Region at Emerald Resort 2025 (U12 Championship) Standard 2025-12-06 2025-12-07 Sedibeng (GSV) 5 1694.2 5 3.5 1823.7 15.2 Details
19 Bojanala's FIDE On The Orion Express 2025 (Knights) Classical 2025-10-04 2025-10-05 Bojanala Platina (NBR) 7 1686.9 7 5.5 1764 13.8 Details
20 2025 Centurion Chess Open Tournament (U12) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1620 5 5 1885.8 25.4 Details
21 2025 Alekhine Open (B) Standard 2025-09-06 2025-09-07 Tshwane (GTP) 5 1620 5 1.5 1432.8 -19.9 Details
22 2025 Etienne Lewis Closed Chess Tournament (U12) Standard 2025-08-08 2025-08-10 Tshwane (GTP) 7 1551.5 7 6.5 1867.6 48.2 Details
23 2025 Wynie Robbertse Chess Tournament (U12) Standard 2025-07-19 2025-07-19 Tshwane (GTP) 5 1526.1 5 4 1704 18.1 Details
24 2025 Elise Steenkamp Open Chess Tournament (Queen) Standard 2025-06-14 2025-06-16 Tshwane (GTP) 7 1614.2 7 3 1431.2 -28.9 Details
25 Bojanala's Pre-Exam 2025 (Queens) Standard 2025-05-31 2025-05-31 Bojanala Platina (NBR) 5 1614.2 5 0.5 1258.1 -34 Details
26 Spartan Bishops Championships Elite 2025 (U12) Standard 2025-05-23 2025-05-25 Frances Baard (NCF) 5 1589.2 5 4.5 1761.7 18 Details
27 2025 Mid Gauteng Open Chess Tournament (B) Standard 2025-04-12 2025-04-12 Tshwane (GTP) 5 1617.3 5 1 1285.6 -31.7 Details
28 South African Junior Closed Chess Championships 2025 (U12 Open) Classical 2025-03-31 2025-04-05 Cape Winelands (WCW) 9 1617.3 9 5.5 1675.2 11.6 Details
29 Lubowski Open 2025 (B) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1639.3 5 2 1489.4 -15.8 Details
30 Bojanala's Battle In The Kloof 2025 (Queens) Standard 2025-02-15 2025-02-15 Bojanala Platina (NBR) 5 1600.4 5 3.5 1583.1 5 Details
31 Bojanala Closed Chess Championships 2025 (U12) Classical 2025-01-31 2025-02-02 Bojanala Platina (NBR) 5 1600.4 5 4 1786.8 22.8 Details
32 Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Championship) Classical 2024-12-16 2024-12-19 Capricorn (LCP) 7 1581 7 5 1629.5 9 Details
33 Bojanala's Brink Of Activity 2024 (Rooks) Standard 2024-11-30 2024-11-30 Bojanala Platina (NBR) 5 1554.5 5 3.5 1591.8 4.5 Details
34 Bojanala's e4 In The Chapel 2024 (Rooks) Standard 2024-10-26 2024-10-26 Bojanala Platina (NBR) 5 1361 5 3.5 1646 28.2 Details
35 Bojanala's Circuit Championships 4 of 4 204 (U12) Standard 2024-10-12 2024-10-12 Bojanala Platina (NBR) 5 1361 5 4.5 1688.5 32.7 Details
36 Bojanala's Battle In The Kloof 2024 (Rooks) Standard 2024-09-21 2024-09-21 Bojanala Platina (NBR) 5 1333.4 5 3 1543.2 19.8 Details
37 Bojanala Circuit Championships 3 of 4 2024 (U12) Standard 2024-09-14 2024-09-14 Bojanala Platina (NBR) 5 1333.4 5 2.5 1300.3 -2.5 Details
38 Bojanala's FIDE In The Sparkling Waters 2024 (Rooks) Classical 2024-08-16 2024-08-18 Bojanala Platina (NBR) 6 1340.1 6 3.5 1308.2 -4.2 Details
39 2024 Midstream College Open Chess Tournament (B1) Standard 2024-07-20 2024-07-20 Tshwane (GTP) 5 1374.6 4 1 1100.6 -22.9 Details
40 2024 Prestige College Open Chess Tournament (D) Standard 2024-07-06 2024-07-06 Tshwane (GTP) 5 1374.6 5 3.5 1393.7 1.3 Details
41 FIDE in the West 2024 (Rooks) Standard 2024-06-08 2024-06-08 West Rand (GWR) 5 1365.3 5 3.5 1468.5 9.5 Details
42 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) Standard 2024-06-01 2024-06-01 Tshwane (GTP) 5 1365.3 4 2 1318.1 -3.7 Details
43 Bojanala Circuit Championship 1 of 4 2024 (U12) Standard 2024-05-25 2024-05-25 Bojanala Platina (NBR) 5 1437.5 5 3.5 1428.9 -1.3 Details
44 JMC Crawford International Sandton 2024 (B) Standard 2024-05-11 2024-05-11 Johannesburg Metro (GJM) 5 1437.5 4 0 875.9 -43.8 Details
45 2024 West Rand RHS Open (Open) Standard 2024-04-13 2024-04-13 West Rand (GWR) 5 1539.7 5 1 1220.4 -31.7 Details
46 2024 Milos Ristic Open Chess Tournament (A) Standard 2024-04-27 2024-04-27 Tshwane (GTP) 5 1539.7 5 1 1340.5 -18.8 Details
47 Bojanala Olienpark's One For The Ages 2024 (Rooks) Standard 2024-04-20 2024-04-20 Bojanala Platina (NBR) 5 1539.7 5 3.5 1401.9 -13.9 Details
48 Bojanala's Rating Express 2024 (Bishops) Standard 2024-04-06 2024-04-06 Bojanala Platina (NBR) 5 1539.7 5 3 1458.6 -8.3 Details
49 2024 Tshwane Chess AHS Open Chess Tournament (D2) Standard 2024-02-24 2024-02-24 Tshwane (GTP) 5 1378.6 5 5 1725.7 34.7 Details
50 Bojanala Closed Chess Championships Finals 2024 (U12) Classical 2024-02-09 2024-02-11 Bojanala Platina (NBR) 5 1378.6 5 3 1561.6 20.6 Details
Game statistics ( )
Games 9
Wins 3
Draws 2
Losses 4
White 5
Black 4
White wins 1
Black wins 2
Score 4
Percent 44.4
Dp -47.2
AOR 1614.8
Performance 1567.6
Game statistics ()
Games 86
Wins 37
Draws 11
Losses 38
White 46
Black 40
White wins 21
Black wins 16
Score 42.5
Percent 49.4
Dp -4.9
AOR 1609.1
Performance 1604.1
Game statistics (History)
Games 306
Wins 154
Draws 49
Losses 103
White 154
Black 152
White wins 78
Black wins 76
Score 178.5
Percent 58.3
Dp 70.8
AOR 1470.4
Performance 1541.2
Rankings (Main)
National
Overall 1065
Gender 982
Age group 77
Gender/Age 65
Provincial
Overall 395
Gender 362
Age group 26
Gender/Age 22
Regional
Overall 149
Gender 141
Age group 10
Gender/Age 8
Rankings (Standard)
National
Overall 989
Gender 902
Age group 83
Gender/Age 67
Provincial
Overall 383
Gender 349
Age group 28
Gender/Age 23
Regional
Overall 147
Gender 138
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 -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
Performance ( )
Games 9
Score 4
Percent 44.4
Aor 1614.8
Dp -47.2
Prat 1567.6
Performance ()
Games 86
Score 42.5
Percent 49.4
Aor 1609.1
Dp -4.9
Prat 1604.1
Performance (12 months)
Games 103
Score 54
Percent 52.4
Aor 1604.3
Dp 20.6
Prat 1624.9
Performance (History)
Games 306
Score 178.5
Percent 58.3
Aor 1470.4
Dp 70.8
Prat 1541.2
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Changara, A (Alvis Tafadzwa) 6 1 5 Bojanala Closed Chess Championships Stage 1 2024 (U12) Bojanala's Circuit Championships 1 of 4 2026 (U14) Details
Overall 2 Motau, N (Neelo) 5 5 0 Bojanala Closed Chess Championships Stage 1 2024 (U12) 2025 Mzansi Individual Championships (U12 Open) Details
Overall 3 Mann, I (Iowan) 4 2 2 Bojanala Closed Chess Championships Finals 2024 (U12) Bojanala's FIDE On The Orion Express 2025 (Knights) Details
Overall 4 Terblanche, B (Bernard) 3 1 2 Bojanala's Merry ChessMas 2023 (Knights) Bojanala's Circuit Championships 1 of 4 2026 (U14) Details
Overall 5 Nkabinde, N (Nkazimulo) 3 0 3 Bojanala School League 2023 (U9) 2026 Lubowski Open Chess Tournament (B) Details
Standard 1 Changara, A (Alvis Tafadzwa) 6 1 5 Bojanala Closed Chess Championships Stage 1 2024 (U12) Bojanala's Circuit Championships 1 of 4 2026 (U14) Details
Standard 2 Motau, N (Neelo) 5 5 0 Bojanala Closed Chess Championships Stage 1 2024 (U12) 2025 Mzansi Individual Championships (U12 Open) Details
Standard 3 Mann, I (Iowan) 4 2 2 Bojanala Closed Chess Championships Finals 2024 (U12) Bojanala's FIDE On The Orion Express 2025 (Knights) Details
Standard 4 Changara, A (Alvern Takura) 3 1 2 Bojanala Closed Chess Championships 2025 (U12) Bojanala's Circuit Championships 1 of 4 2026 (U14) Details
Standard 5 Loubser, LA (Lilliene) 3 3 0 Bojanala Olienpark's One For The Ages 2024 (Rooks) 2025 Elise Steenkamp Open Chess Tournament (Queen) Details