Player Page

Cerfonteyn, Z (Zeenat)
Dob: 2008/09/26 (U18)
Gender: Female
Chess SA id: 2080111070
FIDE id:
Region: Nelson Mandela Bay (ENM)
Citizen: RSA
Title(s):
Last active: 2024/05/11 (8 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 rating1204.5
Curent Weighted rating1194.3
Curent Weighted performance1111.9
Current official/published rating (highest between Raw, WR and WP)1204.5
Current floor (min rating allowed)720.3
Current highest rating achieved1220.3
Current K-factor36
Games played this month6
Score (S)3.0
Expected score (We)2.04
Difference (S-We)0.96
Current Raw change (no limits, including tournament time weight)28.7
Current min/max change allowed (with limits)±164.8
Current Raw change used (final)28.7
Projected new Raw rating1233.2
Projected new Weighed rating1197.1
Projected new Weighted performance1111.9
Projected new official/published rating (highest between new Raw, new WR and new WP)1233.2
Projected effective change (new Official - current Official)+28.7
Projected new highest rating1233.2
Projected new floor733.2
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 rating1204.2
Curent Weighted rating1192.3
Curent Weighted performance1092.1
Current official/published rating (highest between Raw, WR and WP)1204.2
Current floor (min rating allowed)719.3
Current highest rating achieved1219.3
Current K-factor36
Games played this month6
Score (S)3.0
Expected score (We)2.10
Difference (S-We)0.90
Current Raw change (no limits, including tournament time weight)32.4
Current min/max change allowed (with limits)±164.8
Current Raw change used (final)32.4
Projected new Raw rating1236.6
Projected new Weighed rating1195.4
Projected new Weighted performance1092.1
Projected new official/published rating (highest between new Raw, new WR and new WP)1236.6
Projected effective change (new Official - current Official)+32.4
Projected new highest rating1236.6
Projected new floor736.6
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 rating1181.2
Curent Weighted rating1180.4
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1181.2
Current floor (min rating allowed)700.0
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)±170.3
Current Raw change used (final)0.0
Projected new Raw rating1181.2
Projected new Weighed rating1180.4
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1181.2
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1200.0
Projected new floor700.0
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 rating1180.4
Curent Weighted rating1180.1
Curent Weighted performance0.0
Current official/published rating (highest between Raw, WR and WP)1180.4
Current floor (min rating allowed)700.0
Current highest rating achieved1180.4
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)±170.5
Current Raw change used (final)0.0
Projected new Raw rating1180.4
Projected new Weighed rating1180.2
Projected new Weighted performance0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)1180.4
Projected effective change (new Official - current Official)=0.0
Projected new highest rating1180.4
Projected new floor700.0
Projected new K-facor40
Tournaments
Tournament: NMBCU Trial 3 2024 (U18)
Start: 2024/05/10  End: 2024/05/11  Host: ENM  Type: Standard   Time: 60  Time weight: 0.83  Rounds: 6
Games: 6  Score: 3.0
Main rating: 1204.5  Rating gain/loss: 28.7
Type rating: 1204.2  Rating gain/loss: 32.4
Analysis
#TournamentStartEndHostTypeTimeWeightRnsGmsScrMainTypeAnalysis
2 NMBCU Trial 3 2024 (U18) 2024/05/10 2024/05/11 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1204.5 1204.2 Analysis
1 Pearson Open Chess Tournament 2024 (B) 2024/02/23 2024/02/24 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 3.0 1185.4 1181.2 Analysis
#TournamentStartEndHostTypeTimeWeightRoundsGamesScoreMainTypeAnalysis
22 NMBCU Trial 3 2024 (U18) 2024/05/10 2024/05/11 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1204.5 1204.2 Analysis
21 Pearson Open Chess Tournament 2024 (B) 2024/02/23 2024/02/24 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 3.0 1185.4 1181.2 Analysis
20 NMBCU Trial 4 2023 (U16) 2023/07/28 2023/07/29 Nelson Mandela Bay (ENM) Standard 60 0.83 5 5 2.0 1192.3 1189.1 Analysis
19 EP Trials 3 2023 (U16) 2023/05/05 2023/05/06 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1199.2 1197.0 Analysis
18 NMB 2nd Trials 2023 (U16) 2023/03/24 2023/03/25 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1169.9 1162.8 Analysis
17 Youth Chess Acadamy Rapid Tournament 2023 (A) 2023/03/11 2023/03/11 Nelson Mandela Bay (ENM) Rapid 15 0.39 5 5 2.0 1169.9 1174.4 Analysis
16 2023 Pearson Open Chess Tournament (B) 2023/02/24 2023/02/25 Nelson Mandela Bay (ENM) Standard 60 0.83 5 4 0.0 1214.1 1219.3 Analysis
15 NMB 1st Trials 2023 (U16) 2023/02/17 2023/02/18 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.0 1214.1 1219.3 Analysis
14 2022 Westering Tournament (Rapid) 2022/08/27 2022/08/27 Nelson Mandela Bay (ENM) Rapid 12 0.33 5 5 2.0 1212.2 1188.1 Analysis
13 2022 Westering Tournament (Blitz) 2022/08/27 2022/08/27 Nelson Mandela Bay (ENM) Blitz 5 0.18 7 7 4.0 1212.2 1122.4 Analysis
12 2022 NMB Rapid & Blitz Championships (Rapid) 2022/07/02 2022/07/02 Nelson Mandela Bay (ENM) Rapid 12 0.33 5 5 2.0 1220.3 1200.0 Analysis
11 2022 NMB Rapid & Blitz Championships (Blitz) 2022/07/02 2022/07/02 Nelson Mandela Bay (ENM) Blitz 5 0.18 7 7 2.0 1220.3 1200.0 Analysis
10 2022 NMB Junior Trials 2 (U14) 2022/05/13 2022/05/14 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 4.0 1150.8 1165.2 Analysis
9 2022 NMB Junior Trials 1 (U14) 2022/04/22 2022/04/23 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 3.5 1120.0 1125.2 Analysis
8 SBDCU First Fide Rated Open Tournament Fountains Mall 2022 (B) 2022/02/18 2022/02/19 Sarah Baartman (ESB) Standard 90 0.94 5 5 3.0 1075.7 1074.8 Analysis
7 2021 Eastern Cape Schools Provincial Summer Championships (Girls) 2021/10/16 2021/10/16 Buffalo City (EBC) Standard 60 0.83 6 6 4.0 1004.9 970.4 Analysis
6 2020 Boardwalk Pearson Open Chess Festival (Open) 2020/03/14 2020/03/15 Nelson Mandela Bay (ENM) Standard 90 0.94 5 5 1.0 1029.3 991.6 Analysis
5 King Cars Pe Chess Club Grand Prix Leg 1 2020 2020/02/15 2020/02/22 Nelson Mandela Bay (ENM) Standard 92 0.94 6 5 0.0 1117.9 1088.8 Analysis
4 2020 NMBCU Chess Trial 1 (U14) 2020/02/08 2020/02/09 Nelson Mandela Bay (ENM) Standard 60 0.83 6 5 0.5 1117.9 1088.8 Analysis
3 Nelson Mandela Bay Junior Chess Trials 2 2019 (U12) 2019/04/05 2019/04/06 Nelson Mandela Bay (ENM) Standard 60 0.83 6 6 1.0 1182.4 1174.0 Analysis
12
Game History
Colour Games Wins Draws Losses Score % Dp Aor Perform
Main All 11 6 0 5 6.0 54.5 38.6 1296.4 1335.0
White 5 3 0 2 3.0 60.0 85.0 1307.9 1392.9
Black 6 3 0 3 3.0 50.0 0.0 1286.8 1286.8
Standard All 11 6 0 5 6.0 54.5 38.6 1296.4 1335.0
White 5 3 0 2 3.0 60.0 85.0 1307.9 1392.9
Black 6 3 0 3 3.0 50.0 0.0 1286.8 1286.8
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 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 121 47 7 67 50.5 41.7 -70.2 1239.4 1169.1
White 61 26 5 30 28.5 46.7 -27.9 1251.3 1223.5
Black 60 21 2 37 22.0 36.7 -113.3 1227.2 1113.9
Standard All 86 34 3 49 35.5 41.3 -74.1 1225.6 1151.5
White 44 18 3 23 19.5 44.3 -48.3 1249.7 1201.4
Black 42 16 0 26 16.0 38.1 -101.2 1200.3 1099.2
Rapid All 21 7 4 10 9.0 42.9 -60.7 1264.2 1203.5
White 10 5 2 3 6.0 60.0 85.0 1268.3 1353.3
Black 11 2 2 7 3.0 27.3 -193.2 1260.5 1067.3
Blitz All 14 6 0 8 6.0 42.9 -60.7 1286.8 1226.1
White 7 3 0 4 3.0 42.9 -60.7 1237.4 1176.7
Black 7 3 0 4 3.0 42.9 -60.7 1336.1 1275.4
Top 20 opponents most often played
#Chess SA idNameGamesScoreWinsDrawsLosses%AorDpPerformView
1 108070881 Bouwer, R (Ruben) 3 2.0 2 0 1 66.7 1171.0 141.7 1312.7 View list
2 1080139768 Grigor, R (Ruan) 3 0.5 0 1 2 16.7 1161.6 -283.3 878.3 View list
3 1080131476 Chipunza, J (James) 3 0.0 0 0 3 0.0 1196.2 -425.0 771.2 View list
4 1090111069 Fortune, DE (Devin) 2 2.0 2 0 0 100.0 1151.2 425.0 1576.2 View list
5 1080152434 Nyoka, I (Ibanathi) 2 2.0 2 0 0 100.0 1187.2 425.0 1612.2 View list
6 1080191806 Schoeman, D (Devan) 2 2.0 2 0 0 100.0 1195.0 425.0 1620.0 View list
7 1090139780 Wagner, J (Jayden) 2 2.0 2 0 0 100.0 1170.2 425.0 1595.2 View list
8 1110131971 Chipunza, J (Jared) 2 1.0 1 0 1 50.0 1195.1 0.0 1195.1 View list
9 1080151219 Collett, S (Samuel) 2 1.0 1 0 1 50.0 1203.2 0.0 1203.2 View list
10 1140143838 Manton, C (Charlie) 2 1.0 1 0 1 50.0 1212.2 0.0 1212.2 View list
11 109087619 Mafuya, X (Xabiso) 2 0.0 0 0 2 0.0 1191.2 -425.0 766.2 View list
12 107057087 Peter, NM (Neathan) 2 0.0 0 0 2 0.0 1209.3 -425.0 784.3 View list
13 100042281 Wagner, GM (Gerald) 2 0.0 0 0 2 0.0 1195.1 -425.0 770.1 View list
14 1090111066 Beling, W (Wade) 1 1.0 1 0 0 100.0 1200.0 425.0 1625.0 View list
15 1080111455 Booysen, J (Jait) 1 1.0 1 0 0 100.0 1169.9 425.0 1594.9 View list
16 2080135653 Busakwe, S (Sisipho) 1 1.0 1 0 0 100.0 1004.9 425.0 1429.9 View list
17 1080151218 Brown, R (Reagan) 1 1.0 1 0 0 100.0 1199.2 425.0 1624.2 View list
18 1730146330 Cerfonteyn, S (Suleiman) 1 1.0 1 0 0 100.0 1212.2 425.0 1637.2 View list
19 109078081 Felkers, C (Caylem) 1 1.0 1 0 0 100.0 1150.8 425.0 1575.8 View list
20 1080140445 Fourie, J (Jason) 1 1.0 1 0 0 100.0 1150.8 425.0 1575.8 View list