Player Page

Pretorius, S (Sarel)
Dob: 2014/06/03 (U12)
Gender: Male
Chess SA id: 1140160060
FIDE id:
Region: Bojanala Platina (NBR)
Citizen: RSA
Title(s):
Last active: 2024/08/18 (23 days ago)
Ratings
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1340.1
Current Weighted rating1362.2
Current Weighted performance1267.7
Current official/published rating (highest between Raw, WR and WP)1362.2
Current highest rating achieved1539.7
Current floor (min rating allowed)1039.7
Current K-factor32
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±135.8
Current Raw change used (final)0.0
Projected new Raw rating1340.1
Projected new Weighed rating1256.9
Projected new Weighted performance1267.7
Projected new final Raw rating (if new WP > new Raw)1340.1
Projected new highest rating1539.7
Projected new floor1039.7
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1340.1
Projected effective change (new Official - current Official)-22.1
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1326.3
Current Weighted rating1346.9
Current Weighted performance1267.7
Current official/published rating (highest between Raw, WR and WP)1346.9
Current highest rating achieved1541.8
Current floor (min rating allowed)1041.8
Current K-factor32
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±138.5
Current Raw change used (final)0.0
Projected new Raw rating1326.3
Projected new Weighed rating1242.5
Projected new Weighted performance1267.7
Projected new final Raw rating (if new WP > new Raw)1326.3
Projected new highest rating1541.8
Projected new floor1041.8
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1326.3
Projected effective change (new Official - current Official)-20.6
s
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1254.7
Current Weighted rating1244.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1254.7
Current highest rating achieved1254.7
Current floor (min rating allowed)754.7
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±153.4
Current Raw change used (final)0.0
Projected new Raw rating1254.7
Projected new Weighed rating1146.1
Projected new Weighted performance720.0
Projected new final Raw rating (if new WP > new Raw)1254.7
Projected new highest rating1254.7
Projected new floor754.7
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1254.7
Projected effective change (new Official - current Official)=0.0
Raw rating=Current rating, Weighted rating (WR)=Weighted average of current/new Raw rating + last 23 published Raw ratings), Weighted performance (WP)=Weighted average of last 5 tournaments
Current Raw rating1200.0
Current Weighted rating1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1200.0
Current highest rating achieved1200.0
Current floor (min rating allowed)700.0
Current K-factor36
Games played this month0
Score (S)0.0
Expected score (We)0.00
Difference (S-We)0.00
Current Raw change (no limits, including tournament time weight)0.0
Current min/max change allowed (with limits)±165.8
Current Raw change used (final)0.0
Projected new Raw rating1200.0
Projected new Weighed rating1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating1200.0
Projected new floor700.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1200.0
Projected effective change (new Official - current Official)=0.0
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
14 Bojanala's FIDE In The Sparkling Waters 2024 (Rooks) 2024/08/16 2024/08/18 Bojanala Platina (NBR) Standard 120 1.00 6 6 3.5 1340.1 1326.3 Analysis
13 2024 Midstream College Open Chess Tournament (B1) 2024/07/20 2024/07/20 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1374.6 1362.8 Analysis
12 2024 Prestige College Open Chess Tournament (D) 2024/07/06 2024/07/06 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1374.6 1362.8 Analysis
11 FIDE in the West 2024 (Rooks) 2024/06/08 2024/06/08 West Rand (GWR) Standard 60 0.83 5 5 3.5 1365.3 1347.4 Analysis
10 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) 2024/06/01 2024/06/01 Tshwane (GTP) Standard 60 0.83 5 4 2.0 1365.3 1347.4 Analysis
9 Bojanala Circuit Championship 1 of 4 2024 (U12) 2024/05/25 2024/05/25 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.5 1437.5 1439.9 Analysis
8 JMC Crawford International Sandton 2024 (B) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 4 0.0 1437.5 1439.9 Analysis
7 2024 Milos Ristic Open Chess Tournament (A) 2024/04/27 2024/04/27 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1539.7 1541.8 Analysis
6 Bojanala Olienpark's One For The Ages 2024 (Rooks) 2024/04/20 2024/04/20 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.5 1539.7 1541.8 Analysis
5 2024 West Rand RHS Open (Open) 2024/04/13 2024/04/13 West Rand (GWR) Standard 60 0.83 5 5 1.0 1539.7 1541.8 Analysis
4 Bojanala's Rating Express 2024 (Bishops) 2024/04/06 2024/04/06 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1539.7 1541.8 Analysis
3 2024 Tshwane Chess AHS Open Chess Tournament (D2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1378.6 1379.4 Analysis
2 Bojanala Closed Chess Championships Finals 2024 (U12) 2024/02/09 2024/02/11 Bojanala Platina (NBR) Standard 120 1.00 5 5 3.0 1378.6 1379.4 Analysis
1 Bojanala Closed Chess Championships Stage 1 2024 (U12) 2024/01/27 2024/01/27 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1385.2 1351.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
20 Bojanala's FIDE In The Sparkling Waters 2024 (Rooks) 2024/08/16 2024/08/18 Bojanala Platina (NBR) Standard 120 1.00 6 6 3.5 1340.1 1326.3 Analysis
19 2024 Midstream College Open Chess Tournament (B1) 2024/07/20 2024/07/20 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1374.6 1362.8 Analysis
18 2024 Prestige College Open Chess Tournament (D) 2024/07/06 2024/07/06 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1374.6 1362.8 Analysis
17 FIDE in the West 2024 (Rooks) 2024/06/08 2024/06/08 West Rand (GWR) Standard 60 0.83 5 5 3.5 1365.3 1347.4 Analysis
16 2024 Johannes Mabusela's 40th Birthday Chess Tournament F Section (D) 2024/06/01 2024/06/01 Tshwane (GTP) Standard 60 0.83 5 4 2.0 1365.3 1347.4 Analysis
15 Bojanala Circuit Championship 1 of 4 2024 (U12) 2024/05/25 2024/05/25 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.5 1437.5 1439.9 Analysis
14 JMC Crawford International Sandton 2024 (B) 2024/05/11 2024/05/11 Johannesburg Metro (GJM) Standard 60 0.83 5 4 0.0 1437.5 1439.9 Analysis
13 2024 Milos Ristic Open Chess Tournament (A) 2024/04/27 2024/04/27 Tshwane (GTP) Standard 60 0.83 5 5 1.0 1539.7 1541.8 Analysis
12 Bojanala Olienpark's One For The Ages 2024 (Rooks) 2024/04/20 2024/04/20 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.5 1539.7 1541.8 Analysis
11 2024 West Rand RHS Open (Open) 2024/04/13 2024/04/13 West Rand (GWR) Standard 60 0.83 5 5 1.0 1539.7 1541.8 Analysis
10 Bojanala's Rating Express 2024 (Bishops) 2024/04/06 2024/04/06 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1539.7 1541.8 Analysis
9 2024 Tshwane Chess AHS Open Chess Tournament (D2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1378.6 1379.4 Analysis
8 Bojanala Closed Chess Championships Finals 2024 (U12) 2024/02/09 2024/02/11 Bojanala Platina (NBR) Standard 120 1.00 5 5 3.0 1378.6 1379.4 Analysis
7 Bojanala Closed Chess Championships Stage 1 2024 (U12) 2024/01/27 2024/01/27 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1385.2 1351.2 Analysis
6 Bojanala's Merry ChessMas 2023 (Knights) 2023/12/09 2023/12/09 Bojanala Platina (NBR) Standard 60 0.83 5 5 3.0 1361.9 1312.7 Analysis
5 Bojanala's Spring Cleaning 2023 (Center Pawns) 2023/08/26 2023/08/26 Bojanala Platina (NBR) Standard 60 0.83 5 5 4.0 1217.0 1218.4 Analysis
4 Bojanala School League 2023 (U9) 2023/08/19 2023/08/19 Bojanala Platina (NBR) Rapid 40 0.70 7 5 3.0 1217.0 1200.0 Analysis
3 Bojanala's Rosewood 2023 (Center Pawns) 2023/08/12 2023/08/12 Bojanala Platina (NBR) Standard 60 0.83 5 4 3.0 1217.0 1218.4 Analysis
2 August Primary School Chess Festival 2023 (Grade 2+3 A) 2023/08/04 2023/08/04 Mangaung (FMB) Rapid 15 0.39 5 5 3.5 1217.0 1200.0 Analysis
1 Grenswag's Community Battle 2023 (Development) 2023/04/22 2023/04/22 Bojanala Platina (NBR) Standard 60 0.83 5 4 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 68 32 9 27 36.5 53.7 31.2 1332.3 1363.5
White 37 15 7 15 18.5 50.0 0.0 1313.8 1313.8
Black 31 17 2 12 18.0 58.1 68.5 1354.3 1422.8
Standard All 68 32 9 27 36.5 53.7 31.2 1332.3 1363.5
White 37 15 7 15 18.5 50.0 0.0 1313.8 1313.8
Black 31 17 2 12 18.0 58.1 68.5 1354.3 1422.8
Rapid All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 96 51 10 35 56.0 58.3 70.8 1309.9 1380.7
White 50 26 7 17 29.5 59.0 76.5 1297.7 1374.2
Black 46 25 3 18 26.5 57.6 64.7 1323.1 1387.8
Standard All 86 45 9 32 49.5 57.6 64.2 1315.9 1380.1
White 46 22 7 17 25.5 55.4 46.2 1306.1 1352.3
Black 40 23 2 15 24.0 60.0 85.0 1327.1 1412.1
Rapid All 10 6 1 3 6.5 65.0 127.5 1258.2 1385.7
White 4 4 0 0 4.0 100.0 425.0 1200.9 1625.9
Black 6 2 1 3 2.5 41.7 -70.8 1296.4 1225.6
Blitz All 0 0 0 0 0.0 0.0 0.0 0.0 0.0
White 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Black 0 0 0 0 0.0 0.0 0.0 0.0 0.0
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1140144040 Mogomotsi, G (Gofaone) 3 2.5 2 1 0 83.3 1392.7 283.3 1676.0 View list
2 1130131230 Changara, A (Alvis Tafadzwa) 3 0.5 0 1 2 16.7 1434.5 -283.3 1151.2 View list
3 1140144286 Pilane, M (Maemo) 2 2.0 2 0 0 100.0 1301.1 425.0 1726.1 View list
4 2140146463 Sera, T (Tshegofatso) 2 2.0 2 0 0 100.0 1217.0 425.0 1642.0 View list
5 2100131805 Loubser, LA (Lilliene) 2 1.5 1 1 0 75.0 1457.2 212.5 1669.7 View list
6 2140136769 Monare, O (Oreratile) 2 1.0 1 0 1 50.0 1217.0 0.0 1217.0 View list
7 175000249 Adamson, LJ (Luke) 2 0.0 0 0 2 0.0 1488.6 -425.0 1063.6 View list
8 1120149158 Fraser, J (Jacobus) 1 1.0 1 0 0 100.0 1365.3 425.0 1790.3 View list
9 1800149026 Fourie, R (Roan) 1 1.0 1 0 0 100.0 1539.7 425.0 1964.7 View list
10 1110140226 Fourie, JM (Johannes Marthinus) 1 1.0 1 0 0 100.0 1365.3 425.0 1790.3 View list
11 1140152072 Du Toit, A (Aiden) 1 1.0 1 0 0 100.0 1217.0 425.0 1642.0 View list
12 1100108337 Du Plessis, W (Willem) 1 1.0 1 0 0 100.0 1378.6 425.0 1803.6 View list
13 1100144525 Du Plessis, D (Dotynian) 1 1.0 1 0 0 100.0 1365.3 425.0 1790.3 View list
14 1100300037 Botha, L (Lukas) 1 1.0 1 0 0 100.0 1539.7 425.0 1964.7 View list
15 1140136349 Bossert, P (Petrus Albertus) 1 1.0 1 0 0 100.0 1217.0 425.0 1642.0 View list
16 1140143706 Bekker, E (Elbeth) 1 1.0 1 0 0 100.0 1217.0 425.0 1642.0 View list
17 2110154459 Bekker, D (Dana) 1 1.0 1 0 0 100.0 1539.7 425.0 1964.7 View list
18 1150133833 Bantseke, L (Lesedilamodimo) 1 1.0 1 0 0 100.0 1361.9 425.0 1786.9 View list
19 1150151763 Goncalves, E (Emilio) 1 1.0 1 0 0 100.0 1361.9 425.0 1786.9 View list
20 1130144083 Jautse, T (Thibello) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list