Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
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
The
Projected values
below are
NOT
the actual and official values as calculated by the Ratings Bureau.
Main
Standard
Rapid
Blitz
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 rating
1204.5
Curent Weighted rating
1194.3
Curent Weighted performance
1111.9
Current official/published rating (highest between Raw, WR and WP)
1204.5
Current floor (min rating allowed)
720.3
Current highest rating achieved
1220.3
Current K-factor
36
Games played this month
6
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 rating
1233.2
Projected new Weighed rating
1197.1
Projected new Weighted performance
1111.9
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 rating
1233.2
Projected new floor
733.2
Projected new K-facor
36
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 rating
1204.2
Curent Weighted rating
1192.3
Curent Weighted performance
1092.1
Current official/published rating (highest between Raw, WR and WP)
1204.2
Current floor (min rating allowed)
719.3
Current highest rating achieved
1219.3
Current K-factor
36
Games played this month
6
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 rating
1236.6
Projected new Weighed rating
1195.4
Projected new Weighted performance
1092.1
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 rating
1236.6
Projected new floor
736.6
Projected new K-facor
36
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 rating
1181.2
Curent Weighted rating
1180.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1181.2
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
Current K-factor
36
Games played this month
0
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 rating
1181.2
Projected new Weighed rating
1180.4
Projected new Weighted performance
0.0
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 rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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 rating
1180.4
Curent Weighted rating
1180.1
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1180.4
Current floor (min rating allowed)
700.0
Current highest rating achieved
1180.4
Current K-factor
40
Games played this month
0
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 rating
1180.4
Projected new Weighed rating
1180.2
Projected new Weighted performance
0.0
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 rating
1180.4
Projected new floor
700.0
Projected new K-facor
40
Tournaments
History
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
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
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
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
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
1
2
Game History
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
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