Chess South Africa
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Chess South Africa
Stephens, Z (Zevin)
Dob:
2012/11/01 (U14)
Gender:
Male
Chess SA id:
1120150459
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2024/02/03 (104 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
1109.5
Curent Weighted rating
1137.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1137.9
Current floor (min rating allowed)
667.8
Current highest rating achieved
1167.8
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)
±188.6
Current Raw change used (final)
0.0
Projected new Raw rating
1109.5
Projected new Weighed rating
1134.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1134.1
Projected effective change (new Official - current Official)
-3.8
Projected new highest rating
1167.8
Projected new floor
667.8
Projected new K-facor
40
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
1130.0
Curent Weighted rating
1158.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1158.4
Current floor (min rating allowed)
660.8
Current highest rating achieved
1160.8
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)
±183.2
Current Raw change used (final)
0.0
Projected new Raw rating
1130.0
Projected new Weighed rating
1155.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1155.2
Projected effective change (new Official - current Official)
-3.2
Projected new highest rating
1160.8
Projected new floor
660.8
Projected new K-facor
40
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
1122.8
Curent Weighted rating
1146.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1146.2
Current floor (min rating allowed)
622.8
Current highest rating achieved
1122.8
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)
±185.1
Current Raw change used (final)
0.0
Projected new Raw rating
1122.8
Projected new Weighed rating
1142.9
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1142.9
Projected effective change (new Official - current Official)
-3.3
Projected new highest rating
1122.8
Projected new floor
622.8
Projected new K-facor
40
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
622.8
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)
±165.8
Current Raw change used (final)
0.0
Projected new Raw rating
1200.0
Projected new Weighed rating
1200.0
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 rating
1200.0
Projected new floor
622.8
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
North District School Trials 2024 (U13 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
1.5
1124.1
1160.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
North District School Trials 2024 (U13 Boys)
2024/02/03
2024/02/03
Cape Town (WCT)
Standard
60
0.83
5
5
1.5
1124.1
1160.8
Analysis
2
CT Metro District North Top Schools Chess 2023 (U13 Mixed)
2023/07/29
2023/07/29
Cape Town (WCT)
Rapid
30
0.60
5
5
0.5
1167.8
1200.0
Analysis
1
North District School Trials 2023 (U11 Boys)
2023/02/03
2023/02/04
Cape Town (WCT)
Standard
60
0.83
6
6
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
1
1
3
1.5
30.0
-170.0
1226.2
1056.2
White
3
1
1
1
1.5
50.0
0.0
1200.0
1200.0
Black
2
0
0
2
0.0
0.0
-425.0
1265.6
840.6
Standard
All
5
1
1
3
1.5
30.0
-170.0
1226.2
1056.2
White
3
1
1
1
1.5
50.0
0.0
1200.0
1200.0
Black
2
0
0
2
0.0
0.0
-425.0
1265.6
840.6
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
16
3
2
11
4.0
25.0
-212.5
1206.5
994.0
White
8
1
1
6
1.5
18.8
-265.6
1196.8
931.2
Black
8
2
1
5
2.5
31.3
-159.4
1216.3
1056.9
Standard
All
11
3
1
7
3.5
31.8
-154.5
1213.9
1059.3
White
6
1
1
4
1.5
25.0
-212.5
1204.3
991.8
Black
5
2
0
3
2.0
40.0
-85.0
1225.4
1140.4
Rapid
All
5
0
1
4
0.5
10.0
-340.0
1190.4
850.4
White
2
0
0
2
0.0
0.0
-425.0
1174.5
749.5
Black
3
0
1
2
0.5
16.7
-283.3
1201.1
917.7
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 id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1120150450
Fouche, B (Ben)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1130150451
Kruger, C (Carel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1120193650
Silver, K (Kyle)
1
1.0
1
0
0
100.0
1124.1
425.0
1549.1
View list
4
1100190192
Kapoya, C (Courage)
1
0.5
0
1
0
50.0
1167.8
0.0
1167.8
View list
5
1120193655
Van Huyssteen, R (Ryan)
1
0.5
0
1
0
50.0
1124.1
0.0
1124.1
View list
6
1120193652
Troskie, G (Gerhard)
1
0.0
0
0
1
0.0
1124.1
-425.0
699.1
View list
7
2110150428
Kirthan, V (Vajra)
1
0.0
0
0
1
0.0
1167.8
-425.0
742.8
View list
8
1130159028
Kemmel, T (Thomas)
1
0.0
0
0
1
0.0
1167.8
-425.0
742.8
View list
9
1110150499
Oosthuizen, S (Seth)
1
0.0
0
0
1
0.0
1167.8
-425.0
742.8
View list
10
1120138600
Niewenhuizen, J (Jan-Hendrik)
1
0.0
0
0
1
0.0
1124.1
-425.0
699.1
View list
11
1130135091
Nieuwoudt, L (Lihann)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
1120110807
Minnaar, A (Adriaan)
1
0.0
0
0
1
0.0
1124.1
-425.0
699.1
View list
13
1120118025
Louw, M (Matthew)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
1100130985
Ikwueme, K (Kelechi)
1
0.0
0
0
1
0.0
1167.8
-425.0
742.8
View list
15
1120150398
He, Z (Zonghan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
1120148242
Goosen, N (Nikolai)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list