Player Page

Bwema, D (David)
Dob: 2006/09/13 (U20)
Gender: Male
Chess SA id: 1060119505
FIDE id:
Region: Buffalo City (EBC)
Citizen: RSA
Title(s):
Last active: 2024/04/13 (21 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 rating1279.1
Curent Weighted rating1175.5
Curent Weighted performance1311.8
Current official/published rating (highest between Raw, WR and WP)1279.1
Current floor (min rating allowed)779.1
Current highest rating achieved1279.1
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)±148.1
Current Raw change used (final)0.0
Projected new Raw rating1279.1
Projected new Weighed rating1186.9
Projected new Weighted performance1311.8
Projected new official/published rating (highest between new Raw, new WR and new WP)1311.8
Projected effective change (new Official - current Official)+32.7
Projected new highest rating1279.1
Projected new floor779.1
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 rating1270.6
Curent Weighted rating1148.1
Curent Weighted performance1255.4
Current official/published rating (highest between Raw, WR and WP)1270.6
Current floor (min rating allowed)770.6
Current highest rating achieved1270.6
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)±149.9
Current Raw change used (final)0.0
Projected new Raw rating1270.6
Projected new Weighed rating1160.6
Projected new Weighted performance1255.4
Projected new official/published rating (highest between new Raw, new WR and new WP)1270.6
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1270.6
Projected new floor770.6
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 rating1284.4
Curent Weighted rating1237.0
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1284.4
Current floor (min rating allowed)784.4
Current highest rating achieved1284.4
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)±147.0
Current Raw change used (final)0.0
Projected new Raw rating1284.4
Projected new Weighed rating1242.0
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1284.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1284.4
Projected new floor784.4
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 rating1157.6
Curent Weighted rating1191.6
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1191.6
Current floor (min rating allowed)784.4
Current highest rating achieved1195.6
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)±176.1
Current Raw change used (final)0.0
Projected new Raw rating1157.6
Projected new Weighed rating1188.6
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1188.6
Projected effective change (new Official - current Official)-3.0
Projected new highest rating1195.6
Projected new floor784.4
Projected new K-facor40
Tournaments
Did not participate this month.
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
4 UFH Open 2024 (C) 2024/04/13 2024/04/13 Amathole (EAL) Standard 60 0.83 5 5 4.0 1249.2 1203.3 Analysis
3 2nd Buffalo City Chess Trials 2024 (U20A) 2024/04/06 2024/04/06 Buffalo City (EBC) Standard 60 0.83 5 3 1.0 1249.2 1203.3 Analysis
2 Port Rex Private Camp 1 Blitz 2024 2024/03/22 2024/03/22 Buffalo City (EBC) Blitz 5 0.18 7 7 3.0 1224.3 1195.6 Analysis
1 1st BC Chess Trials 2024 (U20+A) 2024/03/02 2024/03/02 Buffalo City (EBC) Standard 60 0.83 5 5 2.0 1224.3 1160.9 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
17 UFH Open 2024 (C) 2024/04/13 2024/04/13 Amathole (EAL) Standard 60 0.83 5 5 4.0 1249.2 1203.3 Analysis
16 2nd Buffalo City Chess Trials 2024 (U20A) 2024/04/06 2024/04/06 Buffalo City (EBC) Standard 60 0.83 5 3 1.0 1249.2 1203.3 Analysis
15 Port Rex Private Camp 1 Blitz 2024 2024/03/22 2024/03/22 Buffalo City (EBC) Blitz 5 0.18 7 7 3.0 1224.3 1195.6 Analysis
14 1st BC Chess Trials 2024 (U20+A) 2024/03/02 2024/03/02 Buffalo City (EBC) Standard 60 0.83 5 5 2.0 1224.3 1160.9 Analysis
13 Chess Vikings Exam Rapid 2023 (B) 2023/11/04 2023/11/04 Buffalo City (EBC) Rapid 20 0.47 7 7 5.5 1161.1 1182.4 Analysis
12 BC Vikings Blitz Championship 2023 2023/10/05 2023/10/05 Buffalo City (EBC) Blitz 5 0.18 10 10 5.0 1163.8 1200.0 Analysis
11 BC Vikings Closed 2023 (U18+U20) 2023/10/03 2023/10/04 Buffalo City (EBC) Standard 65 0.85 6 6 2.0 1163.8 1186.5 Analysis
10 Chess Vikings Wild Card 2023 (U18+U20) 2023/10/02 2023/10/02 Buffalo City (EBC) Standard 60 0.83 5 4 1.0 1163.8 1186.5 Analysis
9 UFH Heritage Open 2023 (B) 2023/09/23 2023/09/23 Amathole (EAL) Standard 62 0.84 5 5 2.0 1149.9 1151.2 Analysis
8 BCM Chess Clubs League 2023 (C) 2023/09/09 2023/09/16 Buffalo City (EBC) Standard 60 0.83 5 1 0.0 1149.9 1151.2 Analysis
7 4th BC HS Trials 2023 (U18A-Adult) 2023/08/26 2023/08/26 Cape Winelands (WCW) Standard 60 0.83 5 5 2.0 1128.0 1124.0 Analysis
6 2nd BC Trials 2023 (U18-Adults) 2023/06/17 2023/06/17 Buffalo City (EBC) Rapid 20 0.47 7 7 3.0 1125.0 1200.0 Analysis
5 BC Chess Trials 1 of 5 2023 (U18A-Adult) 2023/04/29 2023/04/29 Buffalo City (EBC) Standard 60 0.83 5 5 3.0 1084.5 1071.6 Analysis
4 3rd Vikings Champs 2023 (U18-Adults) 2023/03/23 2023/03/23 Buffalo City (EBC) Standard 60 0.83 5 5 2.0 1071.2 1056.0 Analysis
3 EC Players Individual Championship 2022 (B) 2022/10/08 2022/10/09 Sarah Baartman (ESB) Standard 65 0.85 5 5 2.0 1052.2 1029.6 Analysis
2 South Park Valentinez Open 2020 (A) 2020/02/22 2020/02/22 Buffalo City (EBC) Standard 60 0.83 5 5 0.0 1125.6 1114.0 Analysis
1 Vikings League 6 of 6 2019 (Little League) 2019/10/26 2019/10/26 Buffalo City (EBC) Standard 60 0.83 5 5 0.5 1200.0 1200.0 Analysis
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 20 10 0 10 10.0 50.0 0.0 1339.1 1339.1
White 10 5 0 5 5.0 50.0 0.0 1366.7 1366.7
Black 10 5 0 5 5.0 50.0 0.0 1311.5 1311.5
Standard All 13 7 0 6 7.0 53.8 32.7 1314.4 1347.1
White 6 3 0 3 3.0 50.0 0.0 1336.3 1336.3
Black 7 4 0 3 4.0 57.1 60.7 1295.6 1356.3
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 7 3 0 4 3.0 42.9 -60.7 1385.0 1324.3
White 4 2 0 2 2.0 50.0 0.0 1412.4 1412.4
Black 3 1 0 2 1.0 33.3 -141.7 1348.6 1206.9
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 90 36 4 50 38.0 42.2 -66.1 1279.9 1213.8
White 42 17 2 23 18.0 42.9 -60.7 1286.0 1225.3
Black 48 19 2 27 20.0 41.7 -70.8 1274.5 1203.6
Standard All 59 20 3 36 21.5 36.4 -115.3 1266.6 1151.3
White 28 11 1 16 11.5 41.1 -75.9 1268.3 1192.4
Black 31 9 2 20 10.0 32.3 -150.8 1265.1 1114.3
Rapid All 14 8 1 5 8.5 60.7 91.1 1262.2 1353.3
White 6 1 1 4 1.5 25.0 -212.5 1273.6 1061.1
Black 8 7 0 1 7.0 87.5 318.8 1253.7 1572.5
Blitz All 17 8 0 9 8.0 47.1 -25.0 1340.5 1315.5
White 8 5 0 3 5.0 62.5 106.3 1357.5 1463.8
Black 9 3 0 6 3.0 33.3 -141.7 1325.3 1183.6
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 2050146933 Jarman, M (Michelle) 4 2.5 2 1 1 62.5 1126.2 106.3 1232.5 View list
2 2070150785 Qubeka, S (Simele) 4 1.0 1 0 3 25.0 1134.3 -212.5 921.8 View list
3 1090148959 Brown, C (Christopher) 3 2.0 2 0 1 66.7 1183.1 141.7 1324.7 View list
4 1070154726 Mamatu, A (Amila) 3 0.0 0 0 3 0.0 1150.9 -425.0 725.9 View list
5 1120109254 Mazikana, E (Ethan) 3 0.0 0 0 3 0.0 1167.1 -425.0 742.1 View list
6 1050146823 Nkwentsha, S (Sange) 2 2.0 2 0 0 100.0 1163.8 425.0 1588.8 View list
7 1110109264 Gower, D (Daniel) 2 1.0 1 0 1 50.0 1181.9 0.0 1181.9 View list
8 1050141957 Williams, C (Cuan) 2 1.0 1 0 1 50.0 1194.0 0.0 1194.0 View list
9 1060150777 Solms, J (Jayden) 2 0.5 0 1 1 25.0 1124.2 -212.5 911.7 View list
10 189001719 Bekker, JB (Jason) 2 0.0 0 0 2 0.0 1194.0 -425.0 769.0 View list
11 1100100199 Botha, T (Tyler) 2 0.0 0 0 2 0.0 1176.2 -425.0 751.2 View list
12 1060131450 Kabuya, N (Nehemiah) 2 0.0 0 0 2 0.0 1187.1 -425.0 762.1 View list
13 1120150766 Bopi, L (Lumnko) 1 1.0 1 0 0 100.0 1249.2 425.0 1674.2 View list
14 1000119986 Bokuva, K (Khazimla) 1 1.0 1 0 0 100.0 1224.3 425.0 1649.3 View list
15 1150153217 Balfour, O (Omeleza) 1 1.0 1 0 0 100.0 1249.2 425.0 1674.2 View list
16 1050153251 Amde, J (Joseph) 1 1.0 1 0 0 100.0 1249.2 425.0 1674.2 View list
17 1090146932 Dywili, A (Alime) 1 1.0 1 0 0 100.0 1052.2 425.0 1477.2 View list
18 1070109290 Dondolo, Z (Zibalule) 1 1.0 1 0 0 100.0 1125.0 425.0 1550.0 View list
19 204051811 Diemieniet, P (Phoebe) 1 1.0 1 0 0 100.0 1084.5 425.0 1509.5 View list
20 1070149015 Dabula, I (Inathi) 1 1.0 1 0 0 100.0 1125.0 425.0 1550.0 View list