Player Page

Williams, J (Joshua)
Dob: 2012/02/23 (U14)
Gender: Male
Chess SA id: 1120132213
FIDE id:
Region: Johannesburg Metro (GJM)
Citizen: RSA
Title(s):
Last active: 2024/12/08 (4 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 rating1396.7
Current Weighted rating1344.5
Current Weighted performance1297.0
Current official/published rating (highest between Raw, WR and WP)1396.7
Current highest rating achieved1409.8
Current floor (min rating allowed)909.8
Current K-factor32
Games played this month5
Score (S)2.0
Expected score (We)3.20
Difference (S-We)-1.13
Current Raw change (no limits, including tournament time weight)-36.1
Current min/max change allowed (with limits)±125.3
Current Raw change used (final)-36.1
Projected new Raw rating1360.6
Projected new Weighed rating1240.9
Projected new Weighted performance1259.2
Projected new final Raw rating (if new WP > new Raw)1360.6
Projected new highest rating1409.8
Projected new floor909.8
Projected new K-facor32
Projected new official/published rating (highest between new Raw, new WR and new WP)1360.6
Projected effective change (new Official - current Official)-36.1
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 rating1393.6
Current Weighted rating1343.8
Current Weighted performance1307.5
Current official/published rating (highest between Raw, WR and WP)1393.6
Current highest rating achieved1393.6
Current floor (min rating allowed)893.6
Current K-factor36
Games played this month5
Score (S)2.0
Expected score (We)3.26
Difference (S-We)-1.26
Current Raw change (no limits, including tournament time weight)-45.4
Current min/max change allowed (with limits)±125.8
Current Raw change used (final)-45.4
Projected new Raw rating1348.2
Projected new Weighed rating1240.0
Projected new Weighted performance1273.1
Projected new final Raw rating (if new WP > new Raw)1348.2
Projected new highest rating1393.6
Projected new floor893.6
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1348.2
Projected effective change (new Official - current Official)-45.4
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 rating1234.2
Current Weighted rating1226.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1234.2
Current highest rating achieved1250.0
Current floor (min rating allowed)750.0
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)±157.9
Current Raw change used (final)0.0
Projected new Raw rating1234.2
Projected new Weighed rating1129.3
Projected new Weighted performance790.3
Projected new final Raw rating (if new WP > new Raw)1234.2
Projected new highest rating1250.0
Projected new floor750.0
Projected new K-facor36
Projected new official/published rating (highest between new Raw, new WR and new WP)1234.2
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 rating1167.6
Current Weighted rating1169.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)1169.2
Current highest rating achieved1167.6
Current floor (min rating allowed)667.6
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)±173.6
Current Raw change used (final)0.0
Projected new Raw rating1167.6
Projected new Weighed rating1075.3
Projected new Weighted performance317.2
Projected new final Raw rating (if new WP > new Raw)1167.6
Projected new highest rating1167.6
Projected new floor667.6
Projected new K-facor40
Projected new official/published rating (highest between new Raw, new WR and new WP)1167.6
Projected effective change (new Official - current Official)-1.6
Tournaments
Tournament: Gauteng Inter-Region at UJ 2024 (U14 Candidates)
Start: 2024/12/07  End: 2024/12/08  Host: GJM  Type: Standard   Time: 90  Time weight: 0.94  Rounds: 5
Games: 5  Score: 2.0
Main rating: 1396.7  Rating gain/loss: -36.1
Type rating: 1393.6  Rating gain/loss: -45.4
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
11 Gauteng Inter-Region at UJ 2024 (U14 Candidates) 2024/12/07 2024/12/08 Johannesburg Metro (GJM) Standard 90 0.94 5 5 2.0 1396.7 1393.6 Analysis
10 Fourth Knight Riders Juniors Open Chess Tournament 204 (C) 2024/08/03 2024/08/03 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1389.3 1381.7 Analysis
9 JNW Rapid - Helpmekaar Kollege 2024 2024/07/28 2024/07/28 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 2.5 1399.2 1250.0 Analysis
8 JMC Trinityhouse Little Falls 2024 (C) 2024/06/02 2024/06/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1400.5 1380.3 Analysis
7 JMC Helpmekaar Kollege Tournament 2024 (C) 2024/05/04 2024/05/04 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1409.8 1391.1 Analysis
6 First Knight Riders Junior Open 2024 (C) 2024/04/20 2024/04/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1372.2 1356.8 Analysis
5 JNW Open - Classic - Crawford 2024 (C) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1308.7 1288.8 Analysis
4 JMC Unika School Tournament 2024 (D) 2024/03/02 2024/03/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.5 1308.7 1288.8 Analysis
3 Gear Up Mzansi Rapid 2024 (Junior) 2024/02/17 2024/02/17 Johannesburg Metro (GJM) Rapid 35 0.66 5 5 4.0 1278.3 1200.0 Analysis
2 JMC Kick Off Tournament 2024 (D) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1289.9 1314.0 Analysis
1 2024 Gauteng Inter-Region Chess Championship (U12B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1289.9 1314.0 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
23 Gauteng Inter-Region at UJ 2024 (U14 Candidates) 2024/12/07 2024/12/08 Johannesburg Metro (GJM) Standard 90 0.94 5 5 2.0 1396.7 1393.6 Analysis
22 Fourth Knight Riders Juniors Open Chess Tournament 204 (C) 2024/08/03 2024/08/03 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1389.3 1381.7 Analysis
21 JNW Rapid - Helpmekaar Kollege 2024 2024/07/28 2024/07/28 Johannesburg Metro (GJM) Rapid 15 0.39 7 7 2.5 1399.2 1250.0 Analysis
20 JMC Trinityhouse Little Falls 2024 (C) 2024/06/02 2024/06/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1400.5 1380.3 Analysis
19 JMC Helpmekaar Kollege Tournament 2024 (C) 2024/05/04 2024/05/04 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1409.8 1391.1 Analysis
18 First Knight Riders Junior Open 2024 (C) 2024/04/20 2024/04/20 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.0 1372.2 1356.8 Analysis
17 JNW Open - Classic - Crawford 2024 (C) 2024/03/09 2024/03/09 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1308.7 1288.8 Analysis
16 JMC Unika School Tournament 2024 (D) 2024/03/02 2024/03/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 4.5 1308.7 1288.8 Analysis
15 Gear Up Mzansi Rapid 2024 (Junior) 2024/02/17 2024/02/17 Johannesburg Metro (GJM) Rapid 35 0.66 5 5 4.0 1278.3 1200.0 Analysis
14 JMC Kick Off Tournament 2024 (D) 2024/01/28 2024/01/28 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1289.9 1314.0 Analysis
13 2024 Gauteng Inter-Region Chess Championship (U12B) 2024/01/13 2024/01/14 Tshwane (GTP) Standard 90 0.94 5 5 2.5 1289.9 1314.0 Analysis
12 2023 Gauteng Top Schools (U11 Mixed) 2023/08/18 2023/08/18 West Rand (GWR) Standard 60 0.83 5 5 3.5 1220.6 1228.9 Analysis
11 JMC Closed Aug 2023 (U12) 2023/08/04 2023/08/06 Johannesburg Metro (GJM) Standard 90 0.94 6 6 3.5 1220.6 1228.9 Analysis
10 JMC Trinity Little Falls 2023 (D) 2023/07/02 2023/07/02 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1226.9 1239.3 Analysis
9 JNW Open - Trinityhouse Little Falls 2023 (C) 2023/06/24 2023/06/24 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.5 1225.3 1222.5 Analysis
8 JMC Blitz - Higher Ground 2023 2023/06/17 2023/06/17 Johannesburg Metro (GJM) Blitz 8 0.25 7 7 3.0 1225.3 1200.0 Analysis
7 Gauteng Schools Individual Finals 2023 (U11 Boys) 2023/05/26 2023/05/26 Ekurhuleni (GE) Standard 60 0.83 5 5 3.0 1131.7 1132.0 Analysis
6 JNW Open - Trinityhouse Little Falls 2023 (D) 2023/05/13 2023/05/13 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1131.7 1132.0 Analysis
5 FNB Chessheroes Anity Bullying 2022 (U11) 2022/11/05 2022/11/05 Johannesburg Metro (GJM) Standard 60 0.83 5 5 2.0 1119.1 1117.2 Analysis
4 JMC 3rd Trials 2022 (D) 2022/09/11 2022/09/11 Johannesburg Metro (GJM) Standard 60 0.83 5 5 3.0 1082.9 1073.2 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 57 30 6 21 33.0 57.9 67.1 1307.2 1374.4
White 29 16 2 11 17.0 58.6 73.3 1306.4 1379.7
Black 28 14 4 10 16.0 57.1 60.7 1308.1 1368.8
Standard All 45 24 5 16 26.5 58.9 75.6 1287.5 1363.0
White 22 13 1 8 13.5 61.4 96.6 1260.0 1356.6
Black 23 11 4 8 13.0 56.5 55.4 1313.7 1369.1
Rapid All 12 6 1 5 6.5 54.2 35.4 1381.4 1416.9
White 7 3 1 3 3.5 50.0 0.0 1452.1 1452.1
Black 5 3 0 2 3.0 60.0 85.0 1282.5 1367.5
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 119 56 13 50 62.5 52.5 21.4 1263.0 1284.5
White 57 27 4 26 29.0 50.9 7.5 1264.1 1271.6
Black 62 29 9 24 33.5 54.0 34.3 1262.1 1296.3
Standard All 100 47 12 41 53.0 53.0 25.5 1251.1 1276.6
White 47 24 3 20 25.5 54.3 36.2 1235.5 1271.7
Black 53 23 9 21 27.5 51.9 16.0 1265.0 1281.0
Rapid All 12 6 1 5 6.5 54.2 35.4 1381.4 1416.9
White 7 3 1 3 3.5 50.0 0.0 1452.1 1452.1
Black 5 3 0 2 3.0 60.0 85.0 1282.5 1367.5
Blitz All 7 3 0 4 3.0 42.9 -60.7 1230.3 1169.6
White 3 0 0 3 0.0 0.0 -425.0 1273.0 848.0
Black 4 3 0 1 3.0 75.0 212.5 1198.2 1410.7
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1100152485 Van Heerden, A (Alexander) 4 3.0 3 0 1 75.0 1266.9 212.5 1479.4 View list
2 2130144302 Naicker, V (Victoria Angelique) 3 2.0 2 0 1 66.7 1176.8 141.7 1318.5 View list
3 1140138299 Mannar, A (Aaryan) 3 1.0 1 0 2 33.3 1314.0 -141.7 1172.3 View list
4 1110134886 Thomson-Selibowitz, R (Ryder) 3 1.0 0 2 1 33.3 1366.3 -141.7 1224.6 View list
5 1120152458 Chadalavada, B (Bhaarghavarama) 2 2.0 2 0 0 100.0 1399.5 425.0 1824.5 View list
6 1140192105 Luo, Y (Yichen) 2 2.0 2 0 0 100.0 1325.3 425.0 1750.3 View list
7 1110135546 Shezi, L (Luyanda) 2 2.0 2 0 0 100.0 1307.3 425.0 1732.3 View list
8 1130141989 Kay, J (Jaime Leo) 2 1.0 1 0 1 50.0 1082.9 0.0 1082.9 View list
9 1120148615 Upadhyay, S (Savya) 2 1.0 1 0 1 50.0 1293.5 0.0 1293.5 View list
10 1120115958 Bazhko, A (Anton) 2 0.0 0 0 2 0.0 1169.8 -425.0 744.8 View list
11 2110143800 Naidoo, D (Dhiya) 2 0.0 0 0 2 0.0 1082.9 -425.0 657.9 View list
12 1100152461 Gudladona, K (Kartikeya Praneeth) 1 1.0 1 0 0 100.0 1308.7 425.0 1733.7 View list
13 1110191588 Deng, J (Jinyuan) 1 1.0 1 0 0 100.0 1308.7 425.0 1733.7 View list
14 1130144480 De Jager, K (Kobus) 1 1.0 1 0 0 100.0 1289.9 425.0 1714.9 View list
15 2160143809 Gerber, Z (Zoe) 1 1.0 1 0 0 100.0 1225.3 425.0 1650.3 View list
16 1110149129 Fryer, T (Thomas) 1 1.0 1 0 0 100.0 1278.3 425.0 1703.3 View list
17 2120142845 Ferreira, D (Daniela) 1 1.0 1 0 0 100.0 1220.6 425.0 1645.6 View list
18 2120135915 Emanuel, C (Caitlin) 1 1.0 1 0 0 100.0 1400.5 425.0 1825.5 View list
19 1110158072 Dlamini, M (Mnotfo) 1 1.0 1 0 0 100.0 1226.9 425.0 1651.9 View list
20 1110157317 Balasubramaniam, Y (Yugandheeraa) 1 1.0 1 0 0 100.0 1225.3 425.0 1650.3 View list