PLAYER PAGE

Personal

Pretorius, S (Sarel)

Chess SA id

1140160060

FIDE id

?

Date of birth

2014-06-03 (U12)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-09-27

Personal details last changed

2025-07-28

Junior GPX Games

90

Junior GPX Points

1571.6

Item Main Standard Rapid Blitz
Rating 1687.5 1686.8 1254.7 1200
Raw rating 1626.9 1633.2 1254.7 1200
Weighted rating 1541.2 1535.5 1254.7 1200
Weighted performance 1687.5 1686.8 0 0
Floor 1139.3 1141.1 754.7 700
K-factor 28 28 36 36
Min/Max rating change allowed 90.3 89.5 153.4 165.8
Highest rating 1687.5
2025-09-30
1686.8
2025-09-30
1317.3
2023-08-01
1200
2018-10-01
Highest raw rating 1639.3
2025-03-01
1641.1
2025-03-01
1254.7
2024-03-01
1200
2024-03-01
Highest weighted rating 1541.2
2025-09-30
1535.5
2025-09-30
1254.7
2025-07-01
1200
2018-10-01
Highest weighted performance 1687.5
2025-09-30
1686.8
2025-09-30
1317.3
2023-08-01
1200
2024-03-01

Prediction
Item Main Standard Rapid Blitz
Rating change -0.6 -0.6 0 0
New rating 1686.9 1686.2 1254.7 1200
Analysis
Rating 1687.5 1686.8 1254.7 1200
Raw rating 1626.9 1633.2 1254.7 1200
Weighted rating 1541.2 1535.5 1254.7
Weighted performance 1687.5 1686.8 0
K-factor 28 28 36 36
Floor 1139.3 1141.1 754.7 700
Max/Min rating change allowed 90.3 89.5 153.4 165.8
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 1626.9 1633.2 1254.7 1200
New weighted rating 1551.6 1547.2 1254.7 1200
New weighted performance 1686.9 1686.2 0 0
Temp new rating 1686.9 1686.2 1254.7 1200
Temp new rating +/- -0.6 -0.6 0 0
Final new rating +/- -0.6 -0.6 0 0
New rating 1686.9 1686.2 1254.7 1200
New K-factor 28 28 36 36
New floor 1139.3 1141.1 754.7 700

Item Main Standard Rapid Blitz
0 0 0 0
68 68 0 0
100 100 0 0
28 18 10 0
0 0 0 0
0 0 0 0
History 196 186 10 0

Games since
Main
173
Standard
173
Rapid
0
Blitz
0
Gender Male
Age group U12
Region Tshwane (GTP)
Province Gauteng (GT)
Main
RSA Province Region
Overall 326 129 50
Male 308 122 49
U12 13 6 1
U12 Male 11 5 1
Standard
RSA Province Region
Overall 318 132 50
Male 299 123 49
U12 12 5 1
U12 Male 10 4 1
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U12 -1 -1 -1
U12 Male -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U12 -1 -1 -1
U12 Male -1 -1 -1

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 68 41 60.29 87.5 1517 1604.5
Standard 68 41 60.29 87.5 1517 1604.5
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 196 119 60.71 91.1 1398.2 1489.3
Standard 186 112.5 60.48 89.1 1405.8 1494.9
Rapid 10 6.5 65 127.5 1258.2 1385.7
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-09-30 1626.9 1633.2 1254.7 1200
2025-09-01 1618.9 1618.9 1254.7 1200
2025-08-01 1551.5 1546.9 1254.7 1200
2025-07-01 1526.1 1515.1 1254.7 1200
2025-06-01 1614.2 1607.9 1254.7 1200
2025-05-01 1589.2 1577.1 1254.7 1200
2025-04-01 1617.3 1618 1254.7 1200
2025-03-01 1639.3 1641.1 1254.7 1200
2025-02-01 1600.4 1591.6 1254.7 1200
2025-01-01 1600.4 1591.6 1254.7 1200
2024-12-01 1581 1574.8 1254.7 1200
2024-11-01 1554.5 1546.9 1254.7 1200
2024-10-01 1361 1356.4 1254.7 1200
2024-09-01 1333.4 1319.9 1254.7 1200
2024-08-01 1340.1 1326.3 1254.7 1200
2024-07-01 1374.6 1362.8 1254.7 1200
2024-06-01 1365.3 1347.4 1254.7 1200
2024-08-01 1437.5 1439.9 1254.7 1200
2024-04-01 1539.7 1541.8 1254.7 1200
2024-03-01 1539.7 1541.8 1254.7 1200
2024-02-01 1378.6 1379.4 1254.7 1200
2024-01-01 1385.2 1351.2 1254.7 1200
2023-12-01 1385.2 1351.2 1254.7 1200
2023-11-01 1361.9 1312.7 1254.7 1200

Comming soon.

Tournaments

No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Centurion Chess Open Tournament (U12) 2025-09-27 2025-09-27 Standard Tshwane (GTP) 5 5 5 Yes Analysis
2 2025 Alekhine Open (B) 2025-09-06 2025-09-07 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
3 2025 Etienne Lewis Closed Chess Tournament (U12) 2025-08-08 2025-08-10 Standard Tshwane (GTP) 7 7 6.5 Yes Analysis
4 2025 Wynie Robbertse Chess Tournament (U12) 2025-07-19 2025-07-19 Standard Tshwane (GTP) 5 5 4 Yes Analysis
5 2025 Elise Steenkamp Open Chess Tournament (Queen) 2025-06-14 2025-06-16 Standard Tshwane (GTP) 7 7 3 Yes Analysis
6 Bojanala's Pre-Exam 2025 (Queens) 2025-05-31 2025-05-31 Standard Bojanala Platina (NBR) 5 5 0.5 Yes Analysis
7 Spartan Bishops Championships Elite 2025 (U12) 2025-05-23 2025-05-25 Standard Frances Baard (NCF) 5 5 4.5 Yes Analysis
8 2025 Mid Gauteng Open Chess Tournament (B) 2025-04-12 2025-04-12 Standard Tshwane (GTP) 5 5 1 Yes Analysis
9 South African Junior Closed Chess Championships 2025 (U12 Open) 2025-03-31 2025-04-05 Standard Cape Winelands (WCW) 9 9 5.5 Yes Analysis
10 Lubowski Open 2025 (B) 2025-03-21 2025-03-22 Standard Tshwane (GTP) 5 5 2 Yes Analysis
11 Bojanala's Battle In The Kloof 2025 (Queens) 2025-02-15 2025-02-15 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
12 Bojanala Closed Chess Championships 2025 (U12) 2025-01-31 2025-02-02 Standard Bojanala Platina (NBR) 5 5 4 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Centurion Chess Open Tournament (U12) 2025-09-27 2025-09-27 Standard Tshwane (GTP) 5 5 5 Yes Analysis
2 2025 Alekhine Open (B) 2025-09-06 2025-09-07 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
3 2025 Etienne Lewis Closed Chess Tournament (U12) 2025-08-08 2025-08-10 Standard Tshwane (GTP) 7 7 6.5 Yes Analysis
4 2025 Wynie Robbertse Chess Tournament (U12) 2025-07-19 2025-07-19 Standard Tshwane (GTP) 5 5 4 Yes Analysis
5 2025 Elise Steenkamp Open Chess Tournament (Queen) 2025-06-14 2025-06-16 Standard Tshwane (GTP) 7 7 3 Yes Analysis
6 Bojanala's Pre-Exam 2025 (Queens) 2025-05-31 2025-05-31 Standard Bojanala Platina (NBR) 5 5 0.5 Yes Analysis
7 Spartan Bishops Championships Elite 2025 (U12) 2025-05-23 2025-05-25 Standard Frances Baard (NCF) 5 5 4.5 Yes Analysis
8 2025 Mid Gauteng Open Chess Tournament (B) 2025-04-12 2025-04-12 Standard Tshwane (GTP) 5 5 1 Yes Analysis
9 South African Junior Closed Chess Championships 2025 (U12 Open) 2025-03-31 2025-04-05 Standard Cape Winelands (WCW) 9 9 5.5 Yes Analysis
10 Lubowski Open 2025 (B) 2025-03-21 2025-03-22 Standard Tshwane (GTP) 5 5 2 Yes Analysis
11 Bojanala's Battle In The Kloof 2025 (Queens) 2025-02-15 2025-02-15 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
12 Bojanala Closed Chess Championships 2025 (U12) 2025-01-31 2025-02-02 Standard Bojanala Platina (NBR) 5 5 4 Yes Analysis
13 Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Championship) 2024-12-16 2024-12-19 Standard Capricorn (LCP) 7 7 5 Yes Analysis
14 Bojanala's Brink Of Activity 2024 (Rooks) 2024-11-30 2024-11-30 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
15 Bojanala's e4 In The Chapel 2024 (Rooks) 2024-10-26 2024-10-26 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
16 Bojanala's Circuit Championships 4 of 4 204 (U12) 2024-10-12 2024-10-12 Standard Bojanala Platina (NBR) 5 5 4.5 Yes Analysis
17 Bojanala's Battle In The Kloof 2024 (Rooks) 2024-09-21 2024-09-21 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
18 Bojanala Circuit Championships 3 of 4 2024 (U12) 2024-09-14 2024-09-14 Standard Bojanala Platina (NBR) 5 5 2.5 Yes Analysis
19 Bojanala's FIDE In The Sparkling Waters 2024 (Rooks) 2024-08-16 2024-08-18 Standard Bojanala Platina (NBR) 6 6 3.5 Yes Analysis
20 2024 Midstream College Open Chess Tournament (B1) 2024-07-20 2024-07-20 Standard Tshwane (GTP) 5 4 1 Yes Analysis
21 2024 Prestige College Open Chess Tournament (D) 2024-07-06 2024-07-06 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
22 FIDE in the West 2024 (Rooks) 2024-06-08 2024-06-08 Standard West Rand (GWR) 5 5 3.5 Yes Analysis
23 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) 2024-06-01 2024-06-01 Standard Tshwane (GTP) 5 4 2 Yes Analysis
24 Bojanala Circuit Championship 1 of 4 2024 (U12) 2024-05-25 2024-05-25 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
25 JMC Crawford International Sandton 2024 (B) 2024-05-11 2024-05-11 Standard Johannesburg Metro (GJM) 5 4 0 Yes Analysis
26 2024 West Rand RHS Open (Open) 2024-04-13 2024-04-13 Standard West Rand (GWR) 5 5 1 Yes Analysis
27 2024 Milos Ristic Open Chess Tournament (A) 2024-04-27 2024-04-27 Standard Tshwane (GTP) 5 5 1 Yes Analysis
28 Bojanala Olienpark's One For The Ages 2024 (Rooks) 2024-04-20 2024-04-20 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
29 Bojanala's Rating Express 2024 (Bishops) 2024-04-06 2024-04-06 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
30 2024 Tshwane Chess AHS Open Chess Tournament (D2) 2024-02-24 2024-02-24 Standard Tshwane (GTP) 5 5 5 Yes Analysis
31 Bojanala Closed Chess Championships Finals 2024 (U12) 2024-02-09 2024-02-11 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
32 Bojanala Closed Chess Championships Stage 1 2024 (U12) 2024-01-27 2024-01-27 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
33 Bojanala's Merry ChessMas 2023 (Knights) 2023-12-09 2023-12-09 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
34 Bojanala's Spring Cleaning 2023 (Center Pawns) 2023-08-26 2023-08-26 Standard Bojanala Platina (NBR) 5 5 4 Yes Analysis
35 Bojanala's Rosewood 2023 (Center Pawns) 2023-08-12 2023-08-12 Standard Bojanala Platina (NBR) 5 4 3 Yes Analysis
36 Bojanala School League 2023 (U9) 2023-08-19 2023-08-19 Rapid Bojanala Platina (NBR) 7 5 3 Yes Analysis
37 August Primary School Chess Festival 2023 (Grade 2+3 A) 2023-08-04 2023-08-04 Rapid Mangaung (FMB) 5 5 3.5 Yes Analysis
38 Grenswag's Community Battle 2023 (Development) 2023-04-22 2023-04-22 Standard Bojanala Platina (NBR) 5 4 3 Yes Analysis

Top 3 Streaks

# Games Start End
1 9 Tournament
Bojanala's e4 In The Chapel 2024
Tournament
Mzansi Interprovincial Youth Chess Championships 2024
date
2024-10-26
rnd
4
type
Standard
result
0.5
date
2024-12-16
rnd
2
type
Standard
result
1
Opponent
Changara, A (Adiel Tavonga)
Opponent
Koutsouvelis, M (Matthew)
2 9 Tournament
Bojanala's Battle In The Kloof 2024
Tournament
Bojanala's e4 In The Chapel 2024
date
2024-09-21
rnd
4
type
Standard
result
1
date
2024-10-26
rnd
2
type
Standard
result
1
Opponent
Murwira, D (Denzel)
Opponent
Labuschagne, P (Phillip)
3 8 Tournament
Mzansi Interprovincial Youth Chess Championships 2024
Tournament
Bojanala Closed Chess Championships 2025
date
2024-12-17
rnd
4
type
Standard
result
1
date
2025-02-01
rnd
4
type
Standard
result
1
Opponent
Mudau, R (Rea)
Opponent
Motau, N (Neelo)
# Games Start End
1 9 Tournament
Bojanala's e4 In The Chapel 2024
Tournament
Mzansi Interprovincial Youth Chess Championships 2024
date
2024-10-26
rnd
4
type
Standard
result
0.5
date
2024-12-16
rnd
2
type
Standard
result
1
Opponent
Changara, A (Adiel Tavonga)
Opponent
Koutsouvelis, M (Matthew)
2 9 Tournament
Bojanala's Battle In The Kloof 2024
Tournament
Bojanala's e4 In The Chapel 2024
date
2024-09-21
rnd
4
type
Standard
result
1
date
2024-10-26
rnd
2
type
Standard
result
1
Opponent
Murwira, D (Denzel)
Opponent
Labuschagne, P (Phillip)
3 8 Tournament
Mzansi Interprovincial Youth Chess Championships 2024
Tournament
Bojanala Closed Chess Championships 2025
date
2024-12-17
rnd
4
type
Standard
result
1
date
2025-02-01
rnd
4
type
Standard
result
1
Opponent
Mudau, R (Rea)
Opponent
Motau, N (Neelo)
# Games Start End
1 3 Tournament
Bojanala School League 2023
Tournament
Bojanala School League 2023
date
2023-08-19
rnd
3
type
Rapid
result
1
date
2023-08-19
rnd
5
type
Rapid
result
1
Opponent
Van Wyk, S (Simeon)
Opponent
Bekker, E (Elbeth)
2 3 Tournament
August Primary School Chess Festival 2023
Tournament
August Primary School Chess Festival 2023
date
2023-08-04
rnd
1
type
Rapid
result
0.5
date
2023-08-04
rnd
3
type
Rapid
result
1
Opponent
Hamaty, M (Mason)
Opponent
Spies, L (Lizbie)
3 1 Tournament
August Primary School Chess Festival 2023
Tournament
August Primary School Chess Festival 2023
date
2023-08-04
rnd
5
type
Rapid
result
1
date
2023-08-04
rnd
5
type
Rapid
result
1
Opponent
Tsime, T (Thulaganyo)
Opponent
Tsime, T (Thulaganyo)
No games found.
# Games Start End
# Games Start End
1 6 Tournament
2024 Tshwane Chess AHS Open Chess Tournament
Tournament
Bojanala's Rating Express 2024
date
2024-02-24
rnd
1
type
Standard
result
1
date
2024-04-06
rnd
1
type
Standard
result
1
Opponent
Maponya, W (Warona)
Opponent
Bekker, D (Dana)
2 6 Tournament
Bojanala's Spring Cleaning 2023
Tournament
Bojanala's Merry ChessMas 2023
date
2023-08-26
rnd
2
type
Standard
result
1
date
2023-12-09
rnd
2
type
Standard
result
1
Opponent
Sera, T (Tshegofatso)
Opponent
Mogomotsi, G (Gofaone)
3 5 Tournament
2025 Etienne Lewis Closed Chess Tournament
Tournament
2025 Etienne Lewis Closed Chess Tournament
date
2025-08-08
rnd
1
type
Standard
result
1
date
2025-08-10
rnd
5
type
Standard
result
1
Opponent
Van Der Wath, L (Logan)
Opponent
Janse Van Rensburg, J (Josh)
# Games Start End
1 6 Tournament
2024 Tshwane Chess AHS Open Chess Tournament
Tournament
Bojanala's Rating Express 2024
date
2024-02-24
rnd
1
type
Standard
result
1
date
2024-04-06
rnd
1
type
Standard
result
1
Opponent
Maponya, W (Warona)
Opponent
Bekker, D (Dana)
2 6 Tournament
Bojanala's Spring Cleaning 2023
Tournament
Bojanala's Merry ChessMas 2023
date
2023-08-26
rnd
2
type
Standard
result
1
date
2023-12-09
rnd
2
type
Standard
result
1
Opponent
Sera, T (Tshegofatso)
Opponent
Mogomotsi, G (Gofaone)
3 5 Tournament
2025 Etienne Lewis Closed Chess Tournament
Tournament
2025 Etienne Lewis Closed Chess Tournament
date
2025-08-08
rnd
1
type
Standard
result
1
date
2025-08-10
rnd
5
type
Standard
result
1
Opponent
Van Der Wath, L (Logan)
Opponent
Janse Van Rensburg, J (Josh)
# Games Start End
1 3 Tournament
Bojanala School League 2023
Tournament
Bojanala School League 2023
date
2023-08-19
rnd
3
type
Rapid
result
1
date
2023-08-19
rnd
5
type
Rapid
result
1
Opponent
Van Wyk, S (Simeon)
Opponent
Bekker, E (Elbeth)
2 2 Tournament
August Primary School Chess Festival 2023
Tournament
August Primary School Chess Festival 2023
date
2023-08-04
rnd
2
type
Rapid
result
1
date
2023-08-04
rnd
3
type
Rapid
result
1
Opponent
Myburgh, C (Cayla)
Opponent
Spies, L (Lizbie)
3 1 Tournament
August Primary School Chess Festival 2023
Tournament
August Primary School Chess Festival 2023
date
2023-08-04
rnd
5
type
Rapid
result
1
date
2023-08-04
rnd
5
type
Rapid
result
1
Opponent
Tsime, T (Thulaganyo)
Opponent
Tsime, T (Thulaganyo)
No games found.
# Games Start End

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 Changara ,A (Alvis Tafadzwa) 5 2.5 0 5 2.5 0 0 0 0 0 0 0
1434.7 1434.7 1429 1434.7 0 0 0 0
2 Motau ,N (Neelo) 4 2 0 4 2 0 0 0 0 0 0 0
1470.7 1470.7 1469.9 1470.7 0 0 0 0
3 Mann ,I (Iowan) 3 0.5 -283.3 3 0.5 -283.3 0 0 0 0 0 0
1618.1 1334.8 1619.3 1334.8 0 0 0 0
4 Smit ,J (Juanru) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1637.9 1779.6 1628.5 1779.6 0 0 0 0
5 Mogomotsi ,G (Gofaone) 3 2.5 283.3 3 2.5 283.3 0 0 0 0 0 0
1441.7 1725 1431.7 1725 0 0 0 0
6 Changara ,A (Adiel Tavonga) 3 1.5 0 3 1.5 0 0 0 0 0 0 0
1477.1 1477.1 1476.5 1477.1 0 0 0 0
7 Loubser ,LA (Lilliene) 3 2.5 283.3 3 2.5 283.3 0 0 0 0 0 0
1359.7 1643.1 1352.8 1643.1 0 0 0 0
8 Monare ,O (Oreratile) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1333.1 1474.8 1321.8 1474.8 0 0 0 0
9 Goncalves ,E (Emilio) 2 1 0 2 1 0 0 0 0 0 0 0
1546.1 1546.1 1537.4 1546.1 0 0 0 0
10 Sera ,T (Tshegofatso) 2 2 425 2 2 425 0 0 0 0 0 0
1176 1601 1172 1601 0 0 0 0

Norms

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