Chess South Africa
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Chess South Africa
Van Zyl, R (Roche-Kay)
Dob:
2014/12/08 (U12)
Gender:
Female
Chess SA id:
2140153847
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2024/02/17 (134 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
Current Raw rating
1085.6
Current Weighted rating
1121.3
Current Weighted performance
782.8
Current official/published rating (highest between Raw, WR and WP)
1121.3
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±195.2
Current Raw change used (final)
0.0
Projected new Raw rating
1085.6
Projected new Weighed rating
1029.6
Projected new Weighted performance
782.8
Projected new final Raw rating (if new WP > new Raw)
1085.6
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1085.6
Projected effective change (new Official - current Official)
-35.7
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
Current Raw rating
1145.6
Current Weighted rating
1164.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1164.6
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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)
±179.2
Current Raw change used (final)
0.0
Projected new Raw rating
1145.6
Projected new Weighed rating
1070.5
Projected new Weighted performance
226.2
Projected new final Raw rating (if new WP > new Raw)
1145.6
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1145.6
Projected effective change (new Official - current Official)
-19.0
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
Current Raw rating
1074.8
Current Weighted rating
1111.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1111.3
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
s
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)
±198.2
Current Raw change used (final)
0.0
Projected new Raw rating
1074.8
Projected new Weighed rating
1020.2
Projected new Weighted performance
794.7
Projected new final Raw rating (if new WP > new Raw)
1074.8
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1074.8
Projected effective change (new Official - current Official)
-36.5
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
Current Raw rating
1200.0
Current Weighted rating
1200.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Lower West Coast Schools Chess Prestige 2024 (U11 Girls)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
4
1.0
1094.0
1088.8
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
5
Lower West Coast Schools Chess Prestige 2024 (U11 Girls)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
4
1.0
1094.0
1088.8
Analysis
4
Western Cape Top Schools 2023 (U11 Girls)
2023/09/02
2023/09/03
Cape Winelands (WCW)
Standard
60
0.83
6
3
0.0
1132.2
1200.0
Analysis
3
Pedro Booyse Top Schools Round 2 2023 (U11)
2023/08/22
2023/08/22
West Coast (WCU)
Rapid
20
0.47
5
4
0.0
1158.1
1134.5
Analysis
2
Pedro Booyse Top Schools 2023 (U11)
2023/07/29
2023/07/29
West Coast (WCU)
Rapid
30
0.60
5
4
0.5
1183.8
1170.1
Analysis
1
Lower West Coast Primary Schools Prestige Championships 2023 (U9 Girls)
2023/03/04
2023/03/04
West Coast (WCU)
Rapid
30
0.60
5
4
1.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
4
1
0
3
1.0
25.0
-212.5
1223.0
1010.5
White
2
1
0
1
1.0
50.0
0.0
1246.0
1246.0
Black
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
Standard
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
Rapid
All
4
1
0
3
1.0
25.0
-212.5
1223.0
1010.5
White
2
1
0
1
1.0
50.0
0.0
1246.0
1246.0
Black
2
0
0
2
0.0
0.0
-425.0
1200.0
775.0
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
19
2
2
15
3.0
15.8
-290.8
1209.7
918.9
White
8
2
2
4
3.0
37.5
-106.3
1193.8
1087.6
Black
11
0
0
11
0.0
0.0
-425.0
1221.2
796.2
Standard
All
3
0
0
3
0.0
0.0
-425.0
1181.7
756.7
White
1
0
0
1
0.0
0.0
-425.0
1209.3
784.3
Black
2
0
0
2
0.0
0.0
-425.0
1167.8
742.8
Rapid
All
16
2
2
12
3.0
18.8
-265.6
1214.9
949.3
White
7
2
2
3
3.0
42.9
-60.7
1191.6
1130.9
Black
9
0
0
9
0.0
0.0
-425.0
1233.0
808.0
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1130153773
Murdoch, G (Gabriel)
2
0.0
0
0
2
0.0
1170.9
-425.0
745.9
View list
2
1140139073
Wilsnach, L (Lishan)
2
0.0
0
0
2
0.0
1170.9
-425.0
745.9
View list
3
2160153134
Avontuur, E (Ezrah)
2
0.0
0
0
2
0.0
1170.9
-425.0
745.9
View list
4
2140153846
Sterksee, K (Kimber-Jade)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
2130192722
Brutus, B (Benedyn)
1
1.0
1
0
0
100.0
1094.0
425.0
1519.0
View list
6
2120159411
Dyssel, L (Leila)
1
0.5
0
1
0
50.0
1183.8
0.0
1183.8
View list
7
2150146272
Nieuwenhuis, N (Nichelle)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
8
2120157858
Willemse, Z (Zeke)
1
0.0
0
0
1
0.0
1158.1
-425.0
733.1
View list
9
2130192729
Snyders, J (Jadie Leigh)
1
0.0
0
0
1
0.0
1094.0
-425.0
669.0
View list
10
2140192726
Madia, K (Kgothatso)
1
0.0
0
0
1
0.0
1094.0
-425.0
669.0
View list
11
2130139082
Lott, L (Lucrecia)
1
0.0
0
0
1
0.0
1094.0
-425.0
669.0
View list
12
2130137326
Krige, Z (Zara)
1
0.0
0
0
1
0.0
1132.2
-425.0
707.2
View list
13
2130158862
Khumbuza, A (Amila)
1
0.0
0
0
1
0.0
1132.2
-425.0
707.2
View list
14
2120117934
Coertze, D (Dane)
1
0.0
0
0
1
0.0
1132.2
-425.0
707.2
View list
15
2140153843
Botha, C (Cara)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
2140139074
Boas, F (Fransisca)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list