Player Page

Pieterse, JF (Jurgens Francois)
Dob: 2011/07/06 (U14)
Gender: Male
Chess SA id: 1110118124
FIDE id:
Region: Ekurhuleni (GE)
Citizen: RSA
Title(s):
Last active: 2024/10/04 (32 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 rating1385.2
Current Weighted rating1352.3
Current Weighted performance1365.1
Current official/published rating (highest between Raw, WR and WP)1385.2
Current highest rating achieved1487.0
Current floor (min rating allowed)987.0
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)±127.4
Current Raw change used (final)0.0
Projected new Raw rating1385.2
Projected new Weighed rating1244.5
Projected new Weighted performance1365.1
Projected new final Raw rating (if new WP > new Raw)1385.2
Projected new highest rating1487.0
Projected new floor987.0
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1385.2
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 rating1384.0
Current Weighted rating1351.1
Current Weighted performance1368.7
Current official/published rating (highest between Raw, WR and WP)1384.0
Current highest rating achieved1480.4
Current floor (min rating allowed)980.4
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)±127.6
Current Raw change used (final)0.0
Projected new Raw rating1384.0
Projected new Weighed rating1243.6
Projected new Weighted performance1368.7
Projected new final Raw rating (if new WP > new Raw)1384.0
Projected new highest rating1480.4
Projected new floor980.4
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1384.0
Projected effective change (new Official - current Official)=0.0
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 rating1256.3
Current Weighted rating1267.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1267.0
Current highest rating achieved1277.2
Current floor (min rating allowed)777.2
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)±153.0
Current Raw change used (final)0.0
Projected new Raw rating1256.3
Projected new Weighed rating1165.3
Projected new Weighted performance657.6
Projected new final Raw rating (if new WP > new Raw)1256.3
Projected new highest rating1277.2
Projected new floor777.2
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1256.3
Projected effective change (new Official - current Official)-10.7
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
6 Gauteng Top Schools 2024 (U13 Open) 2024/10/04 2024/10/04 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1416.0 1422.7 Analysis
5 Gauteng Schools Individuals Finals 2024 (U13 Boys) 2024/08/16 2024/08/16 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1356.4 1368.6 Analysis
4 Ekurhuleni North Schools Finals - Teams 2024 (U13 Open) 2024/08/03 2024/08/03 Ekurhuleni (GE) Standard 60 0.83 5 5 4.5 1356.4 1368.6 Analysis
3 Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Boys) 2024/05/11 2024/05/11 Ekurhuleni (GE) Standard 60 0.83 5 4 4.0 1315.8 1320.9 Analysis
2 NWU Super 16 2024 2024/04/19 2024/04/19 Gert Sibande (MGS) Rapid 30 0.60 6 4 2.0 1329.8 1277.2 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U14A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 1.5 1349.4 1338.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
28 Gauteng Top Schools 2024 (U13 Open) 2024/10/04 2024/10/04 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1416.0 1422.7 Analysis
27 Gauteng Schools Individuals Finals 2024 (U13 Boys) 2024/08/16 2024/08/16 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1356.4 1368.6 Analysis
26 Ekurhuleni North Schools Finals - Teams 2024 (U13 Open) 2024/08/03 2024/08/03 Ekurhuleni (GE) Standard 60 0.83 5 5 4.5 1356.4 1368.6 Analysis
25 Ekurhuleni North Primary Schools District Individual Finals 2024 (U13 Boys) 2024/05/11 2024/05/11 Ekurhuleni (GE) Standard 60 0.83 5 4 4.0 1315.8 1320.9 Analysis
24 NWU Super 16 2024 2024/04/19 2024/04/19 Gert Sibande (MGS) Rapid 30 0.60 6 4 2.0 1329.8 1277.2 Analysis
23 2024 Gauteng Inter-Region Chess Championship (U14A) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 1.5 1349.4 1338.2 Analysis
22 2023 Gauteng Top Schools (U13 Mixed) 2023/08/18 2023/08/18 West Rand (GWR) Standard 60 0.83 5 5 2.0 1365.6 1357.1 Analysis
21 2023 Ekurhuleni North District Schools Finals (U13) 2023/07/29 2023/07/29 Ekurhuleni (GE) Standard 60 0.83 5 5 2.0 1391.4 1388.5 Analysis
20 Ekurhuleni Chess Trial 3 2023 (U14) 2023/06/17 2023/06/17 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1360.2 1356.6 Analysis
19 Gauteng Schools Individual Finals 2023 (U13 Boys) 2023/05/26 2023/05/26 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1338.4 1330.0 Analysis
18 Gauteng Open Arnold Classic 2023 (C) 2023/05/20 2023/05/20 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1338.4 1330.0 Analysis
17 Ekurhuleni North Schools Individual Finals 2023 (U13 Boys) 2023/05/12 2023/05/12 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1338.4 1330.0 Analysis
16 Ekhuruleni Chess Trials 1 2023 (U14) 2023/03/25 2023/03/25 Ekurhuleni (GE) Standard 60 0.83 5 5 4.0 1320.3 1310.2 Analysis
15 2022 South African Junior Wild Card Chess Championships (U12 Open) 2022/12/09 2022/12/12 4 Knights (4K) Standard 120 1.00 7 7 3.0 1434.9 1415.5 Analysis
14 2022 South African Junior Team Chess Championships (U12 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 2.0 1434.9 1415.5 Analysis
13 Super 8 Skaak 2022 (Seniors) 2022/10/14 2022/10/14 Bojanala Platina (NBR) Rapid 30 0.60 7 6 5.0 1433.1 1200.0 Analysis
12 ACB Tournament 2022 (A) 2022/10/07 2022/10/08 Ekurhuleni (GE) Standard 90 0.94 5 5 2.0 1433.1 1414.5 Analysis
11 JMC 3rd Trials 2022 (B) 2022/09/11 2022/09/11 Johannesburg Metro (GJM) Standard 60 0.83 5 3 0.0 1487.0 1480.4 Analysis
10 2022 Gauteng Schools Team Championships (U11 Open) 2022/08/27 2022/08/27 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1333.0 1332.0 Analysis
9 Ekurhuleni-North Schools Teams 2022 (U11) 2022/08/06 2022/08/06 Ekurhuleni (GE) Standard 60 0.83 5 5 5.0 1333.0 1332.0 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 28 16 2 10 17.0 60.7 91.1 1297.9 1388.9
White 16 10 2 4 11.0 68.8 159.4 1258.7 1418.1
Black 12 6 0 6 6.0 50.0 0.0 1350.0 1350.0
Standard All 24 14 2 8 15.0 62.5 106.3 1315.7 1421.9
White 13 9 2 2 10.0 76.9 228.8 1275.1 1503.9
Black 11 5 0 6 5.0 45.5 -38.6 1363.7 1325.0
Rapid All 4 2 0 2 2.0 50.0 0.0 1190.8 1190.8
White 3 1 0 2 1.0 33.3 -141.7 1187.8 1046.1
Black 1 1 0 0 1.0 100.0 425.0 1200.0 1625.0
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 136 74 6 56 77.0 56.6 56.2 1275.1 1331.3
White 70 42 4 24 44.0 62.9 109.3 1266.5 1375.8
Black 66 32 2 32 33.0 50.0 0.0 1284.2 1284.2
Standard All 126 67 6 53 70.0 55.6 47.2 1282.7 1330.0
White 64 39 4 21 41.0 64.1 119.5 1273.9 1393.4
Black 62 28 2 32 29.0 46.8 -27.4 1291.8 1264.4
Rapid All 10 7 0 3 7.0 70.0 170.0 1178.9 1348.9
White 6 3 0 3 3.0 50.0 0.0 1187.3 1187.3
Black 4 4 0 0 4.0 100.0 425.0 1166.3 1591.3
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 1120140144 Myburgh, L (Liam) 3 3.0 3 0 0 100.0 1262.3 425.0 1687.3 View list
2 1110135376 Shazhira, J (Joseph) 3 3.0 3 0 0 100.0 1181.6 425.0 1606.6 View list
3 1110118128 Botha, JCC (Johannes Christiaan Corneli) 3 0.0 0 0 3 0.0 1196.8 -425.0 771.8 View list
4 1120135369 Du Plessis, Z (Zander) 2 2.0 2 0 0 100.0 1110.5 425.0 1535.5 View list
5 2120135695 Crowie, A (Allegra) 2 1.5 1 1 0 75.0 1373.9 212.5 1586.4 View list
6 1110105109 Klopper, PA (Phillippus Arnoldus) 2 1.0 1 0 1 50.0 1390.8 0.0 1390.8 View list
7 1100118105 Maharaj, M (Mihiir) 2 1.0 1 0 1 50.0 1378.5 0.0 1378.5 View list
8 1110141530 Nwosu, E (Ebube) 2 1.0 1 0 1 50.0 1329.3 0.0 1329.3 View list
9 1110301474 Weitsz, E (Eben) 2 1.0 1 0 1 50.0 1386.2 0.0 1386.2 View list
10 1110097687 Froom, D (David) 2 0.5 0 1 1 25.0 1434.9 -212.5 1222.4 View list
11 1110131268 Clainos, S (Spiro) 2 0.0 0 0 2 0.0 1434.9 -425.0 1009.9 View list
12 1100098187 Greeff, A (Andries) 2 0.0 0 0 2 0.0 1145.3 -425.0 720.3 View list
13 1110118675 Buthelezi, Z (Zanokuhle) 1 1.0 1 0 0 100.0 1320.3 425.0 1745.3 View list
14 1120139501 Buitendag, D (Darius) 1 1.0 1 0 0 100.0 1333.0 425.0 1758.0 View list
15 1120305700 Breytenbach, D (Dewald) 1 1.0 1 0 0 100.0 1315.8 425.0 1740.8 View list
16 1110154017 Breytenbach, D (Dewald) 1 1.0 1 0 0 100.0 1360.2 425.0 1785.2 View list
17 1110116479 Billing, A (Aidin) 1 1.0 1 0 0 100.0 1130.2 425.0 1555.2 View list
18 1100159657 Bester, D (Daniel) 1 1.0 1 0 0 100.0 1365.6 425.0 1790.6 View list
19 2110114756 Allen, A (Ava) 1 1.0 1 0 0 100.0 1161.4 425.0 1586.4 View list
20 1140134429 Botha, G (Gregory) 1 1.0 1 0 0 100.0 1333.0 425.0 1758.0 View list