Player Page

Wolfaardt, J (John Eduan)
Dob: 2008/03/04 (U18)
Gender: Male
Chess SA id: 1080139932
FIDE id:
Region: Tshwane (GTP)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (6 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
Curent Raw rating1501.3
Curent Weighted rating1408.6
Curent Weighted performance1445.1
Current official/published rating (highest between Raw, WR and WP)1501.3
Current floor (min rating allowed)1031.6
Current highest rating achieved1531.6
Current K-factor32
Games played this month10
Score (S)7.0
Expected score (We)7.44
Difference (S-We)-0.44
Current Raw change (no limits, including tournament time weight)-11.7
Current min/max change allowed (with limits)±107.9
Current Raw change used (final)-11.7
Projected new Raw rating1489.6
Projected new Weighed rating1419.6
Projected new Weighted performance1445.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1489.6
Projected effective change (new Official - current Official)-11.7
Projected new highest rating1531.6
Projected new floor1031.6
Projected new K-facor32
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
Curent Raw rating1497.1
Curent Weighted rating1403.7
Curent Weighted performance1446.5
Current official/published rating (highest between Raw, WR and WP)1497.1
Current floor (min rating allowed)1034.2
Current highest rating achieved1534.2
Current K-factor32
Games played this month10
Score (S)7.0
Expected score (We)7.39
Difference (S-We)-0.39
Current Raw change (no limits, including tournament time weight)-12.5
Current min/max change allowed (with limits)±108.6
Current Raw change used (final)-12.5
Projected new Raw rating1484.6
Projected new Weighed rating1414.7
Projected new Weighted performance1446.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1484.6
Projected effective change (new Official - current Official)-12.5
Projected new highest rating1534.2
Projected new floor1034.2
Projected new K-facor32
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
Curent Raw rating1190.4
Curent Weighted rating1190.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1190.7
Current floor (min rating allowed)690.4
Current highest rating achieved1190.4
Current K-factor40
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)±168.1
Current Raw change used (final)0.0
Projected new Raw rating1190.4
Projected new Weighed rating1190.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1190.6
Projected effective change (new Official - current Official)-0.1
Projected new highest rating1190.4
Projected new floor690.4
Projected new K-facor40
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
Curent Raw rating1200.0
Curent Weighted rating1200.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1200.0
Current floor (min rating allowed)690.4
Current highest rating achieved1200.0
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 rating1200.0
Projected new Weighted performance
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
Projected new highest rating1200.0
Projected new floor690.4
Projected new K-facor36
Tournaments
Tournament: 2024 Tshwane North School District CLOSED Individual Champioships (U18 Boys)
Start: 2024/05/11  End: 2024/05/11  Host: GTP  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 3.0
Main rating: 1501.3  Rating gain/loss: -14.1
Type rating: 1497.1  Rating gain/loss: -16.3
Analysis
Tournament: District 3 Cluster 4 and 5 Individuals 2024 (U18 Boys)
Start: 2024/05/06  End: 2024/05/06  Host: GTP  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 5
Games: 5  Score: 4.0
Main rating: 1501.3  Rating gain/loss: 2.4
Type rating: 1497.1  Rating gain/loss: 3.8
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
7 2024 Tshwane North School District CLOSED Individual Champioships (U18 Boys) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1501.3 1497.1 Analysis
6 District 3 Cluster 4 and 5 Individuals 2024 (U18 Boys) 2024/05/06 2024/05/06 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1501.3 1497.1 Analysis
5 2024 Milos Ristic Open Chess Tournament (A) 2024/04/27 2024/04/27 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1531.6 1534.2 Analysis
4 2024 Tshwane Chess AHS Open Chess Tournament (C2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1415.8 1416.2 Analysis
3 2024 Piet Robbertse Open Chess Tournament (C) 2024/02/03 2024/02/04 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1415.8 1416.2 Analysis
2 2024 Tshwane Chess OPEN Registration Tournament (C1) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1406.2 1401.8 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U16C) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1406.2 1401.8 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
22 2024 Tshwane North School District CLOSED Individual Champioships (U18 Boys) 2024/05/11 2024/05/11 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1501.3 1497.1 Analysis
21 District 3 Cluster 4 and 5 Individuals 2024 (U18 Boys) 2024/05/06 2024/05/06 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1501.3 1497.1 Analysis
20 2024 Milos Ristic Open Chess Tournament (A) 2024/04/27 2024/04/27 Tshwane (GTP) Standard 60 0.83 5 4 1.0 1531.6 1534.2 Analysis
19 2024 Tshwane Chess AHS Open Chess Tournament (C2) 2024/02/24 2024/02/24 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1415.8 1416.2 Analysis
18 2024 Piet Robbertse Open Chess Tournament (C) 2024/02/03 2024/02/04 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1415.8 1416.2 Analysis
17 2024 Tshwane Chess OPEN Registration Tournament (C1) 2024/01/27 2024/01/27 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1406.2 1401.8 Analysis
16 2024 Gauteng Inter-Region Chess Championship (U16C) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 3.0 1406.2 1401.8 Analysis
15 2023 Etienne Lewis Closed Tournament (U16) 2023/08/25 2023/08/27 Tshwane (GTP) Standard 90 0.94 7 7 3.0 1397.2 1384.2 Analysis
14 2023 Gauteng Top Schools (U17 Mixed) 2023/08/19 2023/08/19 West Rand (GWR) Standard 60 0.83 5 5 2.0 1397.2 1384.2 Analysis
13 2023 Tshwane North School District CLOSED League Championships (D3) (U17) 2023/08/12 2023/08/12 Tshwane (GTP) Standard 60 0.83 5 5 5.0 1397.2 1384.2 Analysis
12 Wynie Robbertse Open Tournament 2023 (C) 2023/06/03 2023/06/03 Tshwane (GTP) Standard 60 0.83 5 0 0.0 1397.2 1384.2 Analysis
11 2023 Tshwane North School District CLOSED Individual Championships (D3) (U15 Open) 2023/05/13 2023/05/13 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1411.5 1400.5 Analysis
10 Silver Lakes Open Chess Tournament (C) 2023/04/15 2023/04/15 Tshwane (GTP) Standard 60 0.83 5 5 2.5 1426.1 1418.1 Analysis
9 Chris Greyling Open Tournament 2023 (C) 2023/03/21 2023/03/21 Tshwane (GTP) Standard 60 0.83 5 5 4.0 1356.8 1349.3 Analysis
8 2023 Afrikaans Hoër Seunskool Open Chess Tournament (C) 2023/03/04 2023/03/04 Tshwane (GTP) Standard 60 0.83 5 5 3.0 1356.8 1349.3 Analysis
7 2023 Piet Robbertse Fide Rated Open Chess Tournament (C) 2023/02/04 2023/02/05 Tshwane (GTP) Standard 90 0.94 5 5 4.0 1264.0 1260.2 Analysis
6 2023 Tshwane Chess Open Registration Tournament (C2) 2023/01/28 2023/01/28 Tshwane (GTP) Standard 60 0.83 5 5 3.5 1236.2 1224.9 Analysis
5 2022 South African Junior Team Chess Championships (U16 Open) 2022/12/04 2022/12/08 4 Knights (4K) Standard 120 1.00 7 7 4.5 1192.6 1179.9 Analysis
4 OR Tambo Soncini Finals 2022 (Boys) 2022/10/29 2022/10/29 Ekurhuleni (GE) Rapid 30 0.60 5 5 2.5 1183.3 1200.0 Analysis
3 2022 Gauteng Schools Team Championships (U17 Open) 2022/08/26 2022/08/26 Tshwane (GTP) Standard 60 0.83 5 5 2.0 1198.8 1198.6 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 34 23 0 11 23.0 67.6 150.0 1324.8 1474.8
White 19 14 0 5 14.0 73.7 201.3 1338.1 1539.4
Black 15 9 0 6 9.0 60.0 85.0 1307.9 1392.9
Standard All 34 23 0 11 23.0 67.6 150.0 1324.8 1474.8
White 19 14 0 5 14.0 73.7 201.3 1338.1 1539.4
Black 15 9 0 6 9.0 60.0 85.0 1307.9 1392.9
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 107 63 6 38 66.0 61.7 99.3 1285.7 1385.0
White 52 33 4 15 35.0 67.3 147.1 1279.9 1427.0
Black 55 30 2 23 31.0 56.4 54.1 1291.1 1345.2
Standard All 102 61 5 36 63.5 62.3 104.2 1287.4 1391.6
White 50 33 3 14 34.5 69.0 161.5 1279.6 1441.1
Black 52 28 2 22 29.0 55.8 49.0 1294.8 1343.9
Rapid All 5 2 1 2 2.5 50.0 0.0 1250.6 1250.6
White 2 0 1 1 0.5 25.0 -212.5 1286.2 1073.7
Black 3 2 0 1 2.0 66.7 141.7 1226.9 1368.6
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 1060144844 Ngobeni, N (Njabulo) 3 1.0 1 0 2 33.3 1434.7 -141.7 1293.1 View list
2 1080115589 Van Niekerk, RM (Reuben Mentz) 3 0.0 0 0 3 0.0 1400.5 -425.0 975.5 View list
3 1090116741 Kekana, N (Neo) 2 2.0 2 0 0 100.0 1270.0 425.0 1695.0 View list
4 210088596 Louw, N (Nova) 2 2.0 2 0 0 100.0 1310.4 425.0 1735.4 View list
5 1130130105 Slabbert, M (Marko) 2 2.0 2 0 0 100.0 1411.0 425.0 1836.0 View list
6 108045082 Koning, L (Lehan) 2 1.0 1 0 1 50.0 1298.8 0.0 1298.8 View list
7 1050146055 Mashigo, P (Paballo) 2 1.0 1 0 1 50.0 1298.0 0.0 1298.0 View list
8 1110140059 Tshetlhe, B (Blessing) 2 0.5 0 1 1 25.0 1345.0 -212.5 1132.5 View list
9 2120136659 Wiehahn, H (Hailey) 2 0.5 0 1 1 25.0 1391.4 -212.5 1178.9 View list
10 1080098516 Potgieter, A (Albert) 2 0.0 0 0 2 0.0 1316.7 -425.0 891.7 View list
11 1080148656 Acker, S (Steven) 1 1.0 1 0 0 100.0 1501.3 425.0 1926.3 View list
12 206001830 Bent, C (Cierra) 1 1.0 1 0 0 100.0 1397.2 425.0 1822.2 View list
13 1070141583 Augustyn, C (Colin) 1 1.0 1 0 0 100.0 1501.3 425.0 1926.3 View list
14 1120133903 Buchner, E (Emil) 1 1.0 1 0 0 100.0 1415.8 425.0 1840.8 View list
15 1060141606 Brummer, R (Renier) 1 1.0 1 0 0 100.0 1501.3 425.0 1926.3 View list
16 1090131247 Changara, A (Adrian Tafara) 1 1.0 1 0 0 100.0 1415.8 425.0 1840.8 View list
17 1910191611 Buthelezi, K (Kabelo) 1 1.0 1 0 0 100.0 1406.2 425.0 1831.2 View list
18 1070099941 Burger, I (Izak Ulrich) 1 1.0 1 0 0 100.0 1236.2 425.0 1661.2 View list
19 1080139925 De Beer, A (Azaria) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
20 1080149159 Gololo, T (Tiisetso) 1 1.0 1 0 0 100.0 1501.3 425.0 1926.3 View list