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

2025-10-05

Personal details last changed

2025-07-28

Junior GPX Games

97

Junior GPX Points

1580

Item Main Standard Rapid Blitz
Rating 1712 1710.1 1254.7 1200
Raw rating 1646.2 1651.1 1254.7 1200
Weighted rating 1553.2 1548.6 1254.7 1200
Weighted performance 1712 1710.1 0 0
Floor 1146.2 1151.1 754.7 700
K-factor 28 28 36 36
Min/Max rating change allowed 87.8 87.2 153.4 165.8
Highest rating 1712
2025-11-01
1710.1
2025-11-01
1317.3
2023-08-01
1200
2018-10-01
Highest raw rating 1646.2
2025-11-01
1651.1
2025-11-01
1254.7
2024-03-01
1200
2024-03-01
Highest weighted rating 1553.2
2025-11-01
1548.6
2025-11-01
1254.7
2025-07-01
1200
2018-10-01
Highest weighted performance 1712
2025-11-01
1710.1
2025-11-01
1317.3
2023-08-01
1200
2024-03-01

Prediction
Item Main Standard Rapid Blitz
Rating change -10.1 -10.1 0 0
New rating 1701.9 1700 1254.7 1200
Analysis
Rating 1712 1710.1 1254.7 1200
Raw rating 1646.2 1651.1 1254.7 1200
Weighted rating 1553.2 1548.6 1254.7
Weighted performance 1712 1710.1 0
K-factor 28 28 36 36
Floor 1146.2 1151.1 754.7 700
Max/Min rating change allowed 87.8 87.2 153.4 165.8
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 1646.2 1651.1 1254.7 1200
New weighted rating 1564.2 1560.6 1254.7 1200
New weighted performance 1701.9 1700 0 0
Temp new rating 1701.9 1700 1254.7 1200
Temp new rating +/- -10.1 -10.1 0 0
Final new rating +/- -10.1 -10.1 0 0
New rating 1701.9 1700 1254.7 1200
New K-factor 28 28 36 36
New floor 1146.2 1151.1 754.7 700

Item Main Standard Rapid Blitz
0 0 0 0
75 75 0 0
100 100 0 0
28 18 10 0
0 0 0 0
0 0 0 0
History 203 193 10 0

Games since
Main
180
Standard
180
Rapid
0
Blitz
0
Gender Male
Age group U12
Region Tshwane (GTP)
Province Gauteng (GT)
Main
RSA Province Region
Overall 292 110 41
Male 274 102 39
U12 10 5 1
U12 Male 9 4 1
Standard
RSA Province Region
Overall 294 118 43
Male 272 108 41
U12 8 5 1
U12 Male 6 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 75 46.5 62 102 1517.4 1619.4
Standard 75 46.5 62 102 1517.4 1619.4
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 203 124.5 61.33 96.3 1402.5 1498.8
Standard 193 118 61.14 94.7 1410 1504.6
Rapid 10 6.5 65 127.5 1258.2 1385.7
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-11-01 1646.2 1651.1 1254.7 1200
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
2024-09-01 1365.3 1347.4 1254.7 1200
2024-05-01 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

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 Bojanala's FIDE On The Orion Express 2025 (Knights) 2025-10-04 2025-10-05 Standard Bojanala Platina (NBR) 7 7 5.5 Yes Analysis
2 2025 Centurion Chess Open Tournament (U12) 2025-09-27 2025-09-27 Standard Tshwane (GTP) 5 5 5 Yes Analysis
3 2025 Alekhine Open (B) 2025-09-06 2025-09-07 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
4 2025 Etienne Lewis Closed Chess Tournament (U12) 2025-08-08 2025-08-10 Standard Tshwane (GTP) 7 7 6.5 Yes Analysis
5 2025 Wynie Robbertse Chess Tournament (U12) 2025-07-19 2025-07-19 Standard Tshwane (GTP) 5 5 4 Yes Analysis
6 2025 Elise Steenkamp Open Chess Tournament (Queen) 2025-06-14 2025-06-16 Standard Tshwane (GTP) 7 7 3 Yes Analysis
7 Bojanala's Pre-Exam 2025 (Queens) 2025-05-31 2025-05-31 Standard Bojanala Platina (NBR) 5 5 0.5 Yes Analysis
8 Spartan Bishops Championships Elite 2025 (U12) 2025-05-23 2025-05-25 Standard Frances Baard (NCF) 5 5 4.5 Yes Analysis
9 2025 Mid Gauteng Open Chess Tournament (B) 2025-04-12 2025-04-12 Standard Tshwane (GTP) 5 5 1 Yes Analysis
10 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
11 Lubowski Open 2025 (B) 2025-03-21 2025-03-22 Standard Tshwane (GTP) 5 5 2 Yes Analysis
12 Bojanala's Battle In The Kloof 2025 (Queens) 2025-02-15 2025-02-15 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
13 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 Bojanala's FIDE On The Orion Express 2025 (Knights) 2025-10-04 2025-10-05 Standard Bojanala Platina (NBR) 7 7 5.5 Yes Analysis
2 2025 Centurion Chess Open Tournament (U12) 2025-09-27 2025-09-27 Standard Tshwane (GTP) 5 5 5 Yes Analysis
3 2025 Alekhine Open (B) 2025-09-06 2025-09-07 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
4 2025 Etienne Lewis Closed Chess Tournament (U12) 2025-08-08 2025-08-10 Standard Tshwane (GTP) 7 7 6.5 Yes Analysis
5 2025 Wynie Robbertse Chess Tournament (U12) 2025-07-19 2025-07-19 Standard Tshwane (GTP) 5 5 4 Yes Analysis
6 2025 Elise Steenkamp Open Chess Tournament (Queen) 2025-06-14 2025-06-16 Standard Tshwane (GTP) 7 7 3 Yes Analysis
7 Bojanala's Pre-Exam 2025 (Queens) 2025-05-31 2025-05-31 Standard Bojanala Platina (NBR) 5 5 0.5 Yes Analysis
8 Spartan Bishops Championships Elite 2025 (U12) 2025-05-23 2025-05-25 Standard Frances Baard (NCF) 5 5 4.5 Yes Analysis
9 2025 Mid Gauteng Open Chess Tournament (B) 2025-04-12 2025-04-12 Standard Tshwane (GTP) 5 5 1 Yes Analysis
10 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
11 Lubowski Open 2025 (B) 2025-03-21 2025-03-22 Standard Tshwane (GTP) 5 5 2 Yes Analysis
12 Bojanala's Battle In The Kloof 2025 (Queens) 2025-02-15 2025-02-15 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
13 Bojanala Closed Chess Championships 2025 (U12) 2025-01-31 2025-02-02 Standard Bojanala Platina (NBR) 5 5 4 Yes Analysis
14 Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Championship) 2024-12-16 2024-12-19 Standard Capricorn (LCP) 7 7 5 Yes Analysis
15 Bojanala's Brink Of Activity 2024 (Rooks) 2024-11-30 2024-11-30 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
16 Bojanala's e4 In The Chapel 2024 (Rooks) 2024-10-26 2024-10-26 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
17 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
18 Bojanala's Battle In The Kloof 2024 (Rooks) 2024-09-21 2024-09-21 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
19 Bojanala Circuit Championships 3 of 4 2024 (U12) 2024-09-14 2024-09-14 Standard Bojanala Platina (NBR) 5 5 2.5 Yes Analysis
20 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
21 2024 Midstream College Open Chess Tournament (B1) 2024-07-20 2024-07-20 Standard Tshwane (GTP) 5 4 1 Yes Analysis
22 2024 Prestige College Open Chess Tournament (D) 2024-07-06 2024-07-06 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
23 FIDE in the West 2024 (Rooks) 2024-06-08 2024-06-08 Standard West Rand (GWR) 5 5 3.5 Yes Analysis
24 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
25 Bojanala Circuit Championship 1 of 4 2024 (U12) 2024-05-25 2024-05-25 Standard Bojanala Platina (NBR) 5 5 3.5 Yes Analysis
26 JMC Crawford International Sandton 2024 (B) 2024-05-11 2024-05-11 Standard Johannesburg Metro (GJM) 5 4 0 Yes Analysis
27 2024 West Rand RHS Open (Open) 2024-04-13 2024-04-13 Standard West Rand (GWR) 5 5 1 Yes Analysis
28 2024 Milos Ristic Open Chess Tournament (A) 2024-04-27 2024-04-27 Standard Tshwane (GTP) 5 5 1 Yes Analysis
29 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
30 Bojanala's Rating Express 2024 (Bishops) 2024-04-06 2024-04-06 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
31 2024 Tshwane Chess AHS Open Chess Tournament (D2) 2024-02-24 2024-02-24 Standard Tshwane (GTP) 5 5 5 Yes Analysis
32 Bojanala Closed Chess Championships Finals 2024 (U12) 2024-02-09 2024-02-11 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
33 Bojanala Closed Chess Championships Stage 1 2024 (U12) 2024-01-27 2024-01-27 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
34 Bojanala's Merry ChessMas 2023 (Knights) 2023-12-09 2023-12-09 Standard Bojanala Platina (NBR) 5 5 3 Yes Analysis
35 Bojanala's Spring Cleaning 2023 (Center Pawns) 2023-08-26 2023-08-26 Standard Bojanala Platina (NBR) 5 5 4 Yes Analysis
36 Bojanala's Rosewood 2023 (Center Pawns) 2023-08-12 2023-08-12 Standard Bojanala Platina (NBR) 5 4 3 Yes Analysis
37 Bojanala School League 2023 (U9) 2023-08-19 2023-08-19 Rapid Bojanala Platina (NBR) 7 5 3 Yes Analysis
38 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
39 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
2025 Alekhine Open
Tournament
Bojanala's FIDE On The Orion Express 2025
date
2025-09-07
rnd
5
type
Standard
result
0.5
date
2025-10-04
rnd
3
type
Standard
result
1
Opponent
Rakubutu, P (Pabatso)
Opponent
Kamffer, J (John-Andrew)
2 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)
3 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)
# 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 Mann ,I (Iowan) 4 0.5 -318.8 4 0.5 -318.8 0 0 0 0 0 0
1623 1304.2 1624.3 1304.2 0 0 0 0
3 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
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 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
6 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
7 Terblanche ,J (Johann) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1556.2 1697.9 1547.3 1697.9 0 0 0 0
8 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
9 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
10 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

Norms

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