Player Page

Zwartz, Z (Zeke)
Dob: 2016/01/13 (U10)
Gender: Male
Chess SA id: 1160150372
FIDE id:
Region: Cape Town (WCT)
Citizen: RSA
Title(s):
Last active: 2024/05/18 (14 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 rating1308.2
Curent Weighted rating1283.5
Curent Weighted performance1198.2
Current official/published rating (highest between Raw, WR and WP)1308.2
Current floor (min rating allowed)835.8
Current highest rating achieved1335.8
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)±142.1
Current Raw change used (final)0.0
Projected new Raw rating1308.2
Projected new Weighed rating1287.1
Projected new Weighted performance1198.2
Projected new official/published rating (highest between new Raw, new WR and new WP)1308.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1335.8
Projected new floor835.8
Projected new K-facor36
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 rating1288.0
Curent Weighted rating1240.9
Curent Weighted performance1281.9
Current official/published rating (highest between Raw, WR and WP)1288.0
Current floor (min rating allowed)799.2
Current highest rating achieved1299.2
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)±146.3
Current Raw change used (final)0.0
Projected new Raw rating1288.0
Projected new Weighed rating1245.8
Projected new Weighted performance1281.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1288.0
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1299.2
Projected new floor799.2
Projected new K-facor36
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 rating1260.0
Curent Weighted rating1280.2
Curent Weighted performance1188.5
Current official/published rating (highest between Raw, WR and WP)1280.2
Current floor (min rating allowed)865.8
Current highest rating achieved1365.8
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)±152.2
Current Raw change used (final)0.0
Projected new Raw rating1260.0
Projected new Weighed rating1279.7
Projected new Weighted performance1188.5
Projected new official/published rating (highest between new Raw, new WR and new WP)1279.7
Projected effective change (new Official - current Official)-0.5
Projected new highest rating1365.8
Projected new floor865.8
Projected new K-facor36
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)865.8
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 floor865.8
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
7 Cape Town Junior League Finals 2024 (U13 Open A) 2024/05/18 2024/05/18 Cape Town (WCT) Rapid 25 0.54 5 4 1.0 1302.4 1271.9 Analysis
6 Western Cape PS Individuals Championship 2024 (U9 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 3.5 1302.4 1278.3 Analysis
5 Cape Town Junior League - Qualifier 2 2024 (U13) 2024/04/20 2024/04/20 Cape Town (WCT) Rapid 25 0.54 6 6 4.0 1302.4 1271.9 Analysis
4 Strategize to Win 2024 (E) 2024/04/13 2024/04/14 Cape Town (WCT) Standard 70 0.87 5 5 2.0 1335.8 1299.2 Analysis
3 Cape Town Junior League Qualifier 2024 (U13 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 1 0.0 1335.8 1294.9 Analysis
2 Cape Town Metro Schools Chess Closed Individuals 2024 (U9 Boys) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.5 1332.2 1293.1 Analysis
1 North District School Trials 2024 (U9 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 4.0 1286.5 1227.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
16 Cape Town Junior League Finals 2024 (U13 Open A) 2024/05/18 2024/05/18 Cape Town (WCT) Rapid 25 0.54 5 4 1.0 1302.4 1271.9 Analysis
15 Western Cape PS Individuals Championship 2024 (U9 Boys) 2024/05/04 2024/05/05 West Coast (WCU) Standard 60 0.83 6 6 3.5 1302.4 1278.3 Analysis
14 Cape Town Junior League - Qualifier 2 2024 (U13) 2024/04/20 2024/04/20 Cape Town (WCT) Rapid 25 0.54 6 6 4.0 1302.4 1271.9 Analysis
13 Strategize to Win 2024 (E) 2024/04/13 2024/04/14 Cape Town (WCT) Standard 70 0.87 5 5 2.0 1335.8 1299.2 Analysis
12 Cape Town Junior League Qualifier 2024 (U13 Open) 2024/04/06 2024/04/06 Cape Town (WCT) Rapid 25 0.54 6 1 0.0 1335.8 1294.9 Analysis
11 Cape Town Metro Schools Chess Closed Individuals 2024 (U9 Boys) 2024/03/02 2024/03/03 Cape Town (WCT) Standard 60 0.83 6 6 3.5 1332.2 1293.1 Analysis
10 North District School Trials 2024 (U9 Boys) 2024/02/03 2024/02/03 Cape Town (WCT) Standard 60 0.83 5 5 4.0 1286.5 1227.2 Analysis
9 Rylib Summer Slam 2023 (Development) 2023/12/12 2023/12/12 Cape Town (WCT) Rapid 20 0.47 6 6 3.0 1293.6 1317.6 Analysis
8 Chas Everitt and MHI Attorneys Rapid 2023 (U8) 2023/11/04 2023/11/04 Cape Town (WCT) Rapid 25 0.54 6 6 5.0 1266.4 1265.0 Analysis
7 Western Cape Closed Championship 2023 (U8) 2023/09/23 2023/09/23 Cape Town (WCT) Rapid 25 0.54 6 6 4.0 1261.9 1261.0 Analysis
6 CT Metro District North Top Schools Chess 2023 (U9 Mixed) 2023/07/29 2023/07/29 Cape Town (WCT) Rapid 30 0.60 3 2 1.0 1260.2 1260.3 Analysis
5 GPCA Rapid 2023 (U10) 2023/06/24 2023/06/24 Cape Town (WCT) Rapid 25 0.54 7 7 3.0 1286.1 1325.5 Analysis
4 Western Cape PS Individuals 2023 (U7 Boys) 2023/05/05 2023/05/06 Cape Town (WCT) Standard 60 0.83 6 6 4.0 1284.3 1200.0 Analysis
3 Cape Town Metro Schools Chess Closed Individuals 2023 (U7 Mixed) 2023/03/04 2023/03/04 Cape Town (WCT) Rapid 30 0.60 5 4 2.0 1300.5 1365.8 Analysis
2 Laerskool Welgemoed Rapid 2023 (U8) 2023/02/11 2023/02/11 Cape Town (WCT) Rapid 25 0.54 5 5 5.0 1200.0 1200.0 Analysis
1 North District School Trials 2023 (U7 Boys) 2023/02/04 2023/02/04 Cape Town (WCT) Rapid 30 0.60 6 4 4.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 33 17 2 14 18.0 54.5 38.6 1281.9 1320.5
White 17 7 2 8 8.0 47.1 -25.0 1270.5 1245.5
Black 16 10 0 6 10.0 62.5 106.3 1294.0 1400.2
Standard All 22 12 2 8 13.0 59.1 77.3 1299.2 1376.4
White 12 4 2 6 5.0 41.7 -70.8 1301.4 1230.6
Black 10 8 0 2 8.0 80.0 255.0 1296.5 1551.5
Rapid All 11 5 0 6 5.0 45.5 -38.6 1247.4 1208.7
White 5 3 0 2 3.0 60.0 85.0 1196.4 1281.4
Black 6 2 0 4 2.0 33.3 -141.7 1289.8 1148.1
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 79 47 4 28 49.0 62.0 102.2 1225.1 1327.4
White 40 24 2 14 25.0 62.5 106.3 1220.7 1327.0
Black 39 23 2 14 24.0 61.5 98.1 1229.7 1327.7
Standard All 28 15 4 9 17.0 60.7 91.1 1266.8 1357.9
White 15 6 2 7 7.0 46.7 -28.3 1260.0 1231.7
Black 13 9 2 2 10.0 76.9 228.8 1274.7 1503.5
Rapid All 51 32 0 19 32.0 62.7 108.3 1202.3 1310.6
White 25 18 0 7 18.0 72.0 187.0 1197.2 1384.2
Black 26 14 0 12 14.0 53.8 32.7 1207.2 1239.8
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 1160150371 Van Wyk, A (Alonzo) 4 4.0 4 0 0 100.0 1233.0 425.0 1658.0 View list
2 2170147533 Klopper, E (Elbe) 4 3.0 3 0 1 75.0 1291.2 212.5 1503.7 View list
3 1160150368 Esterhuizen, C (Christiaan) 3 3.0 3 0 0 100.0 1200.0 425.0 1625.0 View list
4 2160150370 Rogova, E (Emilia) 3 2.0 2 0 1 66.7 1242.8 141.7 1384.4 View list
5 1170142378 Chumpitaz Avila, J (Jozua) 2 2.0 2 0 0 100.0 1276.3 425.0 1701.3 View list
6 2160143660 Javed, M (Mariam) 2 2.0 2 0 0 100.0 1281.2 425.0 1706.2 View list
7 1150139446 Small, W (Wyatt) 2 2.0 2 0 0 100.0 1294.3 425.0 1719.3 View list
8 1150142376 Baker, A (Andrew) 2 0.0 0 0 2 0.0 1317.3 -425.0 892.3 View list
9 1160157970 Michaelides, G (George) 2 0.0 0 0 2 0.0 1264.2 -425.0 839.2 View list
10 1160139473 Coetzee, S (Sean) 1 1.0 1 0 0 100.0 1284.3 425.0 1709.3 View list
11 1160142377 Chumpitaz Avila, J (Josef) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1160193337 Cavallaro, P (Pietro) 1 1.0 1 0 0 100.0 1332.2 425.0 1757.2 View list
13 1110193368 Aucamp, J (Janko) 1 1.0 1 0 0 100.0 1302.4 425.0 1727.4 View list
14 2090145674 Du Plessis, M (Madelein) 1 1.0 1 0 0 100.0 1335.8 425.0 1760.8 View list
15 1140157951 Faure, J (Jamie) 1 1.0 1 0 0 100.0 1286.1 425.0 1711.1 View list
16 1140157950 Faure, B (Brodie) 1 1.0 1 0 0 100.0 1260.2 425.0 1685.2 View list
17 1150193578 Hazell, L (Liam) 1 1.0 1 0 0 100.0 1286.5 425.0 1711.5 View list
18 1170141005 Levin, J (Jessie) 1 1.0 1 0 0 100.0 1261.9 425.0 1686.9 View list
19 1150190758 Louw, B (Burger) 1 1.0 1 0 0 100.0 1302.4 425.0 1727.4 View list
20 1160150369 Louw, M (Marcel) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list