Player Page

De Waal, E (Erik)
Dob: 2009/09/14 (U16)
Gender: Male
Chess SA id: 1090138806
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/03/22 (49 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 rating1428.5
Curent Weighted rating1314.7
Curent Weighted performance1417.8
Current official/published rating (highest between Raw, WR and WP)1428.5
Current floor (min rating allowed)928.5
Current highest rating achieved1428.5
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)±119.7
Current Raw change used (final)0.0
Projected new Raw rating1428.5
Projected new Weighed rating1326.3
Projected new Weighted performance1417.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1428.5
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1428.5
Projected new floor928.5
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 rating1384.8
Curent Weighted rating1285.2
Curent Weighted performance1354.7
Current official/published rating (highest between Raw, WR and WP)1384.8
Current floor (min rating allowed)884.8
Current highest rating achieved1384.8
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)±127.4
Current Raw change used (final)0.0
Projected new Raw rating1384.8
Projected new Weighed rating1295.5
Projected new Weighted performance1354.7
Projected new official/published rating (highest between new Raw, new WR and new WP)1384.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1384.8
Projected new floor884.8
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 rating1349.9
Curent Weighted rating1297.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1349.9
Current floor (min rating allowed)849.9
Current highest rating achieved1349.9
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)±133.9
Current Raw change used (final)0.0
Projected new Raw rating1349.9
Projected new Weighed rating1303.1
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1349.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1349.9
Projected new floor849.9
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)849.9
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 floor849.9
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
3 Western Cape HS Individuals Championship 2024 (U15 Boys) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 3.5 1355.8 1302.7 Analysis
2 Cape Winelands Schools - Prestige 2024 (U15 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 4 2.5 1355.8 1302.7 Analysis
1 Cape Winelands Schools - HS Trials 1 2024 (U15 Boys) 2024/02/17 2024/02/17 Cape Winelands (WCW) Rapid 35 0.66 6 6 4.0 1324.0 1296.3 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
11 Western Cape HS Individuals Championship 2024 (U15 Boys) 2024/03/21 2024/03/22 Overberg (WOS) Standard 60 0.83 6 6 3.5 1355.8 1302.7 Analysis
10 Cape Winelands Schools - Prestige 2024 (U15 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 4 2.5 1355.8 1302.7 Analysis
9 Cape Winelands Schools - HS Trials 1 2024 (U15 Boys) 2024/02/17 2024/02/17 Cape Winelands (WCW) Rapid 35 0.66 6 6 4.0 1324.0 1296.3 Analysis
8 Paarl Boys High Chess Festival 2023 (2nd Division) 2023/10/13 2023/10/14 Cape Winelands (WCW) Standard 60 0.83 6 5 4.0 1294.6 1258.5 Analysis
7 Western Cape Top Schools 2023 (U15 Mixed) 2023/09/02 2023/09/03 Cape Winelands (WCW) Standard 60 0.83 6 3 2.0 1288.0 1252.0 Analysis
6 CW Top Schools 2023 (U15 Mix) 2023/08/26 2023/08/26 Cape Winelands (WCW) Rapid 32 0.63 5 2 2.0 1268.5 1266.4 Analysis
5 Cape Winelands Open 2023 (Intermediate) 2023/07/22 2023/07/23 Cape Winelands (WCW) Standard 70 0.87 6 6 3.0 1264.1 1245.9 Analysis
4 Cape Winelands Schools Prestige 2023 (U15 Boys) 2023/03/11 2023/03/11 Cape Winelands (WCW) Standard 60 0.83 5 5 2.5 1257.5 1234.4 Analysis
3 Cape Winelands Schools Chess - Trials 1 2023 (U15 Boys) 2023/02/25 2023/02/25 Cape Winelands (WCW) Standard 60 0.83 5 5 3.0 1236.3 1200.0 Analysis
2 Stellenbosch Primary 2022 (U13) 2022/08/13 2022/08/13 Cape Winelands (WCW) Rapid 30 0.60 6 6 4.5 1203.3 1205.2 Analysis
1 2022 East Dist Individuals (U13) 2022/03/12 2022/03/12 Cape Town (WCT) Rapid 45 0.74 6 6 3.0 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 16 9 2 5 10.0 62.5 106.3 1399.4 1505.7
White 8 5 1 2 5.5 68.8 159.4 1392.1 1551.4
Black 8 4 1 3 4.5 56.3 53.1 1406.8 1460.0
Standard All 10 5 2 3 6.0 60.0 85.0 1415.6 1500.6
White 5 3 1 1 3.5 70.0 170.0 1392.8 1562.8
Black 5 2 1 2 2.5 50.0 0.0 1438.5 1438.5
Rapid All 6 4 0 2 4.0 66.7 141.7 1372.5 1514.2
White 3 2 0 1 2.0 66.7 141.7 1390.9 1532.5
Black 3 2 0 1 2.0 66.7 141.7 1354.1 1495.8
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
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 54 32 4 18 34.0 63.0 110.2 1287.2 1397.4
White 28 19 2 7 20.0 71.4 182.1 1279.6 1461.7
Black 26 13 2 11 14.0 53.8 32.7 1295.5 1328.2
Standard All 34 19 3 12 20.5 60.3 87.5 1301.6 1389.1
White 17 11 1 5 11.5 67.6 150.0 1296.1 1446.1
Black 17 8 2 7 9.0 52.9 25.0 1307.1 1332.1
Rapid All 20 13 1 6 13.5 67.5 148.8 1262.8 1411.5
White 11 8 1 2 8.5 77.3 231.8 1254.0 1485.8
Black 9 5 0 4 5.0 55.6 47.2 1273.5 1320.8
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 1080151251 Jeppie, R (Riaad) 2 1.0 1 0 1 50.0 1246.9 0.0 1246.9 View list
2 110094681 Meyer, M (Matthew) 2 0.0 0 0 2 0.0 1277.9 -425.0 852.9 View list
3 1080151243 Davids, C (Clayton) 1 1.0 1 0 0 100.0 1236.3 425.0 1661.3 View list
4 1080151250 Hayes, C (Carlos) 1 1.0 1 0 0 100.0 1236.3 425.0 1661.3 View list
5 1100153067 Harris, R (Rahul) 1 1.0 1 0 0 100.0 1268.5 425.0 1693.5 View list
6 1100161467 Groenewald, W (Willem) 1 1.0 1 0 0 100.0 1324.0 425.0 1749.0 View list
7 1090107941 Grobbelaar, A (Altus) 1 1.0 1 0 0 100.0 1268.5 425.0 1693.5 View list
8 1090141757 Gray, Z (Zhakier) 1 1.0 1 0 0 100.0 1257.5 425.0 1682.5 View list
9 1080138321 Fourie, A (Albert) 1 1.0 1 0 0 100.0 1288.0 425.0 1713.0 View list
10 1090190761 Adams, R (Raylin) 1 1.0 1 0 0 100.0 1355.8 425.0 1780.8 View list
11 1100130762 Claassen, M (Mervin) 1 1.0 1 0 0 100.0 1355.8 425.0 1780.8 View list
12 1730147032 Budge, R (Richard) 1 1.0 1 0 0 100.0 1264.1 425.0 1689.1 View list
13 2080106546 Booysen, T (Timica) 1 1.0 1 0 0 100.0 1264.1 425.0 1689.1 View list
14 1100141749 Barnard, B (Ben) 1 1.0 1 0 0 100.0 1355.8 425.0 1780.8 View list
15 1090192732 Baehnisch, O (Oscar) 1 1.0 1 0 0 100.0 1324.0 425.0 1749.0 View list
16 2090118800 Jikajika, I (Iminathi) 1 1.0 1 0 0 100.0 1203.3 425.0 1628.3 View list
17 1090146588 Johannes, L (Llewellyn) 1 1.0 1 0 0 100.0 1324.0 425.0 1749.0 View list
18 1100149784 Kearns, C (Cullen) 1 1.0 1 0 0 100.0 1324.0 425.0 1749.0 View list
19 1790154659 Malherbe, D (Daniel) 1 1.0 1 0 0 100.0 1264.1 425.0 1689.1 View list
20 209093050 Mente, L (Limi) 1 1.0 1 0 0 100.0 1203.3 425.0 1628.3 View list