PLAYER PAGE

Sarel Pretorius

1140160060
Tshwane (GTP)
Personal
Main rating
Rating 1624.5
K-factor 28
Floor 1168.1
Highest 1723.9 (2026-01-01)
Min/Max +/- allowed 79
Rating Change
()
Games 5
Score 4
We 3.23
SWe 0.64
Temp +/- 18
Penalties 0
Weight perform 1635.2
Final +/- +18
New Rating
()
Rating 1642.5
K-factor 28
Floor 1168.1
Highest 1723.9 (2026-01-01)
Min/Max +/- allowed 78.6
Standard rating
Rating 1620.4
K-factor 28
Floor 1166.2
Highest 1711.7 (2026-01-01)
Min/Max +/- allowed 80
Rating Change
()
Games 5
Score 4
We 3.19
SWe 0.81
Temp +/- 22.7
Penalties 0
Weight perform 1635.2
Final +/- +22.7
New Rating
()
Rating 1643.1
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 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
# Tournament Type Start End Host Rounds Rating Games Score Perform Rat+/- Details
1 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
2 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
3 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
4 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
5 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
6 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
7 2026 Tshwane Chess Registration Tournament (A) Standard 2026-01-31 2026-01-31 Tshwane (GTP) 5 1705.4 5 2 1529 -17.8 Details
8 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
9 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
10 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
11 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
12 2025 Centurion Chess Open Tournament (U12) Standard 2025-09-27 2025-09-27 Tshwane (GTP) 5 1620 5 5 1885.8 25.4 Details
13 2025 Alekhine Open (B) Standard 2025-09-06 2025-09-07 Tshwane (GTP) 5 1620 5 1.5 1432.8 -19.9 Details
14 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
15 2025 Wynie Robbertse Chess Tournament (U12) Standard 2025-07-19 2025-07-19 Tshwane (GTP) 5 1526.1 5 4 1704 18.1 Details
16 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
17 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
18 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
19 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
20 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
21 Lubowski Open 2025 (B) Standard 2025-03-21 2025-03-22 Tshwane (GTP) 5 1639.3 5 2 1489.4 -15.8 Details
22 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
23 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
24 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
25 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
26 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
27 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
28 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
29 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
30 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
31 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
32 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
33 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
34 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
35 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
36 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
37 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
38 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
39 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
40 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
41 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
42 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
43 Bojanala Closed Chess Championships Stage 1 2024 (U12) Standard 2024-01-27 2024-01-27 Bojanala Platina (NBR) 5 1385.2 5 3 1338.3 -3.7 Details
44 Bojanala's Merry ChessMas 2023 (Knights) Standard 2023-12-09 2023-12-09 Bojanala Platina (NBR) 5 1361.9 5 3 1502.2 12.9 Details
45 Bojanala's Spring Cleaning 2023 (Center Pawns) Standard 2023-08-26 2023-08-26 Bojanala Platina (NBR) 5 1217 5 4 1487.8 27.1 Details
46 Bojanala's Rosewood 2023 (Center Pawns) Standard 2023-08-12 2023-08-12 Bojanala Platina (NBR) 5 1217 4 3 1436.3 17.1 Details
47 Bojanala School League 2023 (U9) Rapid 2023-08-19 2023-08-19 Bojanala Platina (NBR) 7 1217 5 3 1402 15.7 Details
48 August Primary School Chess Festival 2023 (Grade 2+3 A) Rapid 2023-08-04 2023-08-04 Mangaung (FMB) 5 1217 5 3.5 1369.4 7.3 Details
49 Grenswag's Community Battle 2023 (Development) Standard 2023-04-22 2023-04-22 Bojanala Platina (NBR) 5 1200 4 3 1319 9.3 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 44
Wins 20
Draws 6
Losses 18
White 23
Black 21
White wins 11
Black wins 9
Score 23
Percent 52.3
Dp 19.3
AOR 1607
Performance 1626.3
Game statistics (History)
Games 264
Wins 137
Draws 44
Losses 83
White 131
Black 133
White wins 68
Black wins 69
Score 159
Percent 60.2
Dp 86.9
AOR 1448
Performance 1534.9
Rankings (Main)
National
Overall 902
Gender 834
Age group 55
Gender/Age 45
Provincial
Overall 322
Gender 295
Age group 20
Gender/Age 16
Regional
Overall 119
Gender 114
Age group 3
Gender/Age 3
Rankings (Standard)
National
Overall 862
Gender 795
Age group 53
Gender/Age 44
Provincial
Overall 307
Gender 281
Age group 18
Gender/Age 14
Regional
Overall 113
Gender 108
Age group 3
Gender/Age 3
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 0
Score 0
Percent 0
Aor 0
Dp 0
Prat 0
Performance ()
Games 44
Score 23
Percent 52.3
Aor 1607
Dp 19.3
Prat 1626.3
Performance (12 months)
Games 97
Score 60
Percent 61.9
Aor 1564.4
Dp 100.8
Prat 1665.2
Performance (History)
Games 264
Score 159
Percent 60.2
Aor 1448
Dp 86.9
Prat 1534.9
Top 5 opponents most often played
Type # Opponent Games White Black First tournament Last tournament Details
Overall 1 Changara, A (Alvis Tafadzwa) 5 1 4 Bojanala Closed Chess Championships Stage 1 2024 (U12) South African Junior Closed Chess Championships 2025 (U12 Open) 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 Nkabinde, N (Nkazimulo) 3 0 3 Bojanala School League 2023 (U9) 2026 Lubowski Open Chess Tournament (B) Details
Overall 5 Monare, O (Oreratile) 3 0 3 Bojanala's Rosewood 2023 (Center Pawns) Bojanala's Circuit Championships 4 of 4 204 (U12) Details
Standard 1 Motau, N (Neelo) 5 5 0 Bojanala Closed Chess Championships Stage 1 2024 (U12) 2025 Mzansi Individual Championships (U12 Open) Details
Standard 2 Changara, A (Alvis Tafadzwa) 5 1 4 Bojanala Closed Chess Championships Stage 1 2024 (U12) South African Junior Closed Chess Championships 2025 (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 Loubser, LA (Lilliene) 3 3 0 Bojanala Olienpark's One For The Ages 2024 (Rooks) 2025 Elise Steenkamp Open Chess Tournament (Queen) Details
Standard 5 Goncalves, E (Emilio) 3 2 1 Bojanala's Merry ChessMas 2023 (Knights) 2025 Mzansi Inter Provincial Team Championships (U12 Combined) Details