Player Page

Groenewald, W (Willem)
Dob: 2010/09/01 (U16)
Gender: Male
Chess SA id: 1100161467
FIDE id:
Region: Cape Winelands (WCW)
Citizen: RSA
Title(s):
Last active: 2024/03/02 (77 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 rating1263.2
Curent Weighted rating1232.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1263.2
Current floor (min rating allowed)763.2
Current highest rating achieved1263.2
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)±151.5
Current Raw change used (final)0.0
Projected new Raw rating1263.2
Projected new Weighed rating1235.5
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1263.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1263.2
Projected new floor763.2
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 rating1203.9
Curent Weighted rating1197.7
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1203.9
Current floor (min rating allowed)703.9
Current highest rating achieved1203.9
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)±164.9
Current Raw change used (final)0.0
Projected new Raw rating1203.9
Projected new Weighed rating1198.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1203.9
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1203.9
Projected new floor703.9
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 rating1296.8
Curent Weighted rating1254.3
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1296.8
Current floor (min rating allowed)796.8
Current highest rating achieved1296.8
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)±144.5
Current Raw change used (final)0.0
Projected new Raw rating1296.8
Projected new Weighed rating1259.3
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1296.8
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1296.8
Projected new floor796.8
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)796.8
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 floor796.8
Projected new K-facor36
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 Cape Winelands Schools - Prestige 2024 (U15 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 1262.6 1193.5 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 1241.0 1276.3 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
4 Cape Winelands Schools - Prestige 2024 (U15 Boys) 2024/03/02 2024/03/02 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 1262.6 1193.5 Analysis
3 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 1241.0 1276.3 Analysis
2 Western Cape Top Schools 2023 (U13 Mixed) 2023/09/02 2023/09/03 Cape Winelands (WCW) Standard 60 0.83 6 5 1.5 1247.6 1200.0 Analysis
1 CW Top Schools 2023 (U13 Mix + U13 Girls) 2023/08/26 2023/08/26 Cape Winelands (WCW) Rapid 32 0.63 5 5 4.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 11 6 0 5 6.0 54.5 38.6 1288.3 1327.0
White 6 1 0 5 1.0 16.7 -283.3 1357.2 1073.9
Black 5 5 0 0 5.0 100.0 425.0 1205.6 1630.6
Standard All 5 2 0 3 2.0 40.0 -85.0 1358.0 1273.0
White 3 0 0 3 0.0 0.0 -425.0 1453.9 1028.9
Black 2 2 0 0 2.0 100.0 425.0 1214.0 1639.0
Rapid All 6 4 0 2 4.0 66.7 141.7 1230.3 1371.9
White 3 1 0 2 1.0 33.3 -141.7 1260.6 1118.9
Black 3 3 0 0 3.0 100.0 425.0 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 21 11 2 8 12.0 57.1 60.7 1290.4 1351.1
White 10 4 0 6 4.0 40.0 -85.0 1329.2 1244.2
Black 11 7 2 2 8.0 72.7 193.2 1255.1 1448.3
Standard All 10 3 1 6 3.5 35.0 -127.5 1366.3 1238.8
White 5 1 0 4 1.0 20.0 -255.0 1428.0 1173.0
Black 5 2 1 2 2.5 50.0 0.0 1304.5 1304.5
Rapid All 11 8 1 2 8.5 77.3 231.8 1221.4 1453.2
White 5 3 0 2 3.0 60.0 85.0 1230.4 1315.4
Black 6 5 1 0 5.5 91.7 354.2 1213.9 1568.1
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
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 1100118433 Van Rhyn, R (Remigio) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
2 1110149792 Radloff, H (Hunther) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
3 1090192753 Smal, N (Nazer) 1 1.0 1 0 0 100.0 1241.0 425.0 1666.0 View list
4 1090140768 Solomon, B (Brooklyn) 1 1.0 1 0 0 100.0 1262.6 425.0 1687.6 View list
5 1090192755 Trautman, T (Tristan) 1 1.0 1 0 0 100.0 1241.0 425.0 1666.0 View list
6 1100192751 Oosthuizen, B (Ben) 1 1.0 1 0 0 100.0 1241.0 425.0 1666.0 View list
7 1110110756 Olivier, F (Francois) 1 1.0 1 0 0 100.0 1247.6 425.0 1672.6 View list
8 2100137702 Matthys, W (Waylynne Beronick) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
9 1100192748 Maseti, E (Endinako) 1 1.0 1 0 0 100.0 1241.0 425.0 1666.0 View list
10 1090149847 Lawardien, D (Damian) 1 1.0 1 0 0 100.0 1262.6 425.0 1687.6 View list
11 1050159006 Geldenhuys, J (Joshua) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
12 1110135521 Gaffoor, E (Eesa) 1 0.5 0 1 0 50.0 1200.0 0.0 1200.0 View list
13 1110108721 Heyes, Z (Zachary) 1 0.5 0 1 0 50.0 1247.6 0.0 1247.6 View list
14 1090151271 Tshiwula, N (Naba) 1 0.0 0 0 1 0.0 1241.0 -425.0 816.0 View list
15 1100108727 Titus, J (Jordyn) 1 0.0 0 0 1 0.0 1262.6 -425.0 837.6 View list
16 2110130698 Sobada, A (Anelisa) 1 0.0 0 0 1 0.0 1247.6 -425.0 822.6 View list
17 2110131943 Sikhondo, N (Nevilene) 1 0.0 0 0 1 0.0 1247.6 -425.0 822.6 View list
18 1090108767 Potgieter, W (Werne) 1 0.0 0 0 1 0.0 1262.6 -425.0 837.6 View list
19 1100108720 Goosen, R (Ruan) 1 0.0 0 0 1 0.0 1262.6 -425.0 837.6 View list
20 1090138806 De Waal, E (Erik) 1 0.0 0 0 1 0.0 1241.0 -425.0 816.0 View list