Chess South Africa
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Chess South Africa
Van Der Merwe, Z (Zoe)
Dob:
2012/04/18 (U14)
Gender:
Female
Chess SA id:
2120149769
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2024/06/08 (16 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
1208.3
Current Weighted rating
1206.1
Current Weighted performance
1094.8
Current official/published rating (highest between Raw, WR and WP)
1208.3
Current highest rating achieved
1217.9
Current floor (min rating allowed)
717.9
Current K-factor
36
Games played this month
6
Score (S)
5.5
Expected score (We)
3.18
Difference (S-We)
1.53
Current Raw change (no limits, including tournament time weight)
55.1
Current min/max change allowed (with limits)
±163.9
Current Raw change used (final)
55.1
Projected new Raw rating
1263.4
Projected new Weighed rating
1109.8
Projected new Weighted performance
1226.5
Projected new final Raw rating (if new WP > new Raw)
1263.4
Projected new highest rating
1263.4
Projected new floor
763.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1263.4
Projected effective change (new Official - current Official)
+55.1
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
1212.1
Current Weighted rating
1214.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1214.8
Current highest rating achieved
1221.1
Current floor (min rating allowed)
721.1
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)
±163.0
Current Raw change used (final)
0.0
Projected new Raw rating
1212.1
Projected new Weighed rating
1118.0
Projected new Weighted performance
988.2
Projected new final Raw rating (if new WP > new Raw)
1212.1
Projected new highest rating
1221.1
Projected new floor
721.1
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1212.1
Projected effective change (new Official - current Official)
-2.7
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
1200.4
Current Weighted rating
1194.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.4
Current highest rating achieved
1200.4
Current floor (min rating allowed)
700.4
Current K-factor
36
s
Games played this month
6
Score (S)
5.5
Expected score (We)
3.08
Difference (S-We)
2.42
Current Raw change (no limits, including tournament time weight)
87.1
Current min/max change allowed (with limits)
±165.7
Current Raw change used (final)
87.1
Projected new Raw rating
1287.5
Projected new Weighed rating
1098.7
Projected new Weighted performance
833.0
Projected new final Raw rating (if new WP > new Raw)
1287.5
Projected new highest rating
1287.5
Projected new floor
787.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1287.5
Projected effective change (new Official - current Official)
+87.1
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
Tournament:
Western Cape - Brian Raubenheimer Development Tournament 2024 (U13 Girls)
Start:
2024/06/08
End:
2024/06/08
Host:
WOS
Type:
Rapid
Time:
35
Time weight:
0.66
Rounds:
6
Games:
6
Score:
5.5
Main rating:
1208.3
Rating gain/loss:
55.1
Type rating:
1200.4
Rating gain/loss:
87.1
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Western Cape - Brian Raubenheimer Development Tournament 2024 (U13 Girls)
2024/06/08
2024/06/08
Overberg (WOS)
Rapid
35
0.66
6
6
5.5
1208.3
1200.4
Analysis
2
Cape Winelands Schools - Prestige 2024 (U13 Girls)
2024/03/02
2024/03/02
Cape Winelands (WCW)
Standard
60
0.83
5
5
2.0
1217.9
1221.1
Analysis
1
Cape Winelands Schools - PS Trials 1 2024 (U13 Girls)
2024/02/10
2024/02/10
Cape Winelands (WCW)
Rapid
35
0.66
6
6
3.0
1204.4
1185.6
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
7
Western Cape - Brian Raubenheimer Development Tournament 2024 (U13 Girls)
2024/06/08
2024/06/08
Overberg (WOS)
Rapid
35
0.66
6
6
5.5
1208.3
1200.4
Analysis
6
Cape Winelands Schools - Prestige 2024 (U13 Girls)
2024/03/02
2024/03/02
Cape Winelands (WCW)
Standard
60
0.83
5
5
2.0
1217.9
1221.1
Analysis
5
Cape Winelands Schools - PS Trials 1 2024 (U13 Girls)
2024/02/10
2024/02/10
Cape Winelands (WCW)
Rapid
35
0.66
6
6
3.0
1204.4
1185.6
Analysis
4
CW Top Schools 2023 (U13 Mix + U13 Girls)
2023/08/26
2023/08/26
Cape Winelands (WCW)
Rapid
32
0.63
5
1
0.0
1213.0
1200.0
Analysis
3
Western Cape PS Individuals 2023 (U11 Girls)
2023/05/05
2023/05/06
Cape Town (WCT)
Standard
60
0.83
6
6
3.0
1203.4
1205.6
Analysis
2
Cape Winelands Schools Prestige 2023 (U11 Girls)
2023/03/11
2023/03/11
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.0
1178.8
1174.8
Analysis
1
Cape Winelands Schools Chess - Trials 1 2023 (U11 Girls)
2023/02/18
2023/02/18
Cape Winelands (WCW)
Standard
60
0.83
5
3
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
17
10
1
6
10.5
61.8
100.0
1232.3
1332.3
White
7
4
0
3
4.0
57.1
60.7
1260.6
1321.3
Black
10
6
1
3
6.5
65.0
127.5
1212.5
1340.0
Standard
All
5
2
0
3
2.0
40.0
-85.0
1243.6
1158.6
White
2
0
0
2
0.0
0.0
-425.0
1351.6
926.6
Black
3
2
0
1
2.0
66.7
141.7
1171.6
1313.3
Rapid
All
12
8
1
3
8.5
70.8
177.1
1227.5
1404.6
White
5
4
0
1
4.0
80.0
255.0
1224.2
1479.2
Black
7
4
1
2
4.5
64.3
121.4
1229.9
1351.4
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
32
17
1
14
17.5
54.7
39.8
1227.6
1267.4
White
14
7
0
7
7.0
50.0
0.0
1238.0
1238.0
Black
18
10
1
7
10.5
58.3
70.8
1219.5
1290.3
Standard
All
19
9
0
10
9.0
47.4
-22.4
1225.0
1202.7
White
9
3
0
6
3.0
33.3
-141.7
1245.7
1104.0
Black
10
6
0
4
6.0
60.0
85.0
1206.4
1291.4
Rapid
All
13
8
1
4
8.5
65.4
130.8
1231.4
1362.1
White
5
4
0
1
4.0
80.0
255.0
1224.2
1479.2
Black
8
4
1
3
4.5
56.3
53.1
1235.9
1289.0
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
2130139491
Smith, N (Nehe-Mia)
2
2.0
2
0
0
100.0
1191.1
425.0
1616.1
View list
2
2110156939
October, A (Azraa)
2
2.0
2
0
0
100.0
1211.2
425.0
1636.2
View list
3
2130137564
Coetzee, E (Emma)
2
1.0
1
0
1
50.0
1189.4
0.0
1189.4
View list
4
2130139492
Van Der Westhuizen, L (Linli)
2
1.0
1
0
1
50.0
1189.4
0.0
1189.4
View list
5
2110131798
April, T (Tamlin)
2
0.0
0
0
2
0.0
1211.2
-425.0
786.2
View list
6
2120112287
Lukas, J (Janeva)
2
0.0
0
0
2
0.0
1191.6
-425.0
766.6
View list
7
2110104286
Viljoen, L (Lienka)
2
0.0
0
0
2
0.0
1211.2
-425.0
786.2
View list
8
2120192849
Farmer, L (Linnique)
1
1.0
1
0
0
100.0
1204.4
425.0
1629.4
View list
9
2120145243
Rubusana, L (Lolothando)
1
1.0
1
0
0
100.0
1203.4
425.0
1628.4
View list
10
2110140075
Rooi, C (Chantelle)
1
1.0
1
0
0
100.0
1208.3
425.0
1633.3
View list
11
2120192856
September, M (Morgan)
1
1.0
1
0
0
100.0
1217.9
425.0
1642.9
View list
12
2120146574
Krynauw, E (Elana)
1
1.0
1
0
0
100.0
1208.3
425.0
1633.3
View list
13
2120139053
Kruger, J (Jamie)
1
1.0
1
0
0
100.0
1203.4
425.0
1628.4
View list
14
2110146209
Klopper, M (Marli)
1
1.0
1
0
0
100.0
1208.3
425.0
1633.3
View list
15
2120147460
Kennedy, L (Leah)
1
1.0
1
0
0
100.0
1178.8
425.0
1603.8
View list
16
2120136561
Jama, L (Lutho)
1
1.0
1
0
0
100.0
1208.3
425.0
1633.3
View list
17
1120192540
Van Schalkwyk, J (Jayme-Lee)
1
1.0
1
0
0
100.0
1208.3
425.0
1633.3
View list
18
2120192858
Van Tonder, M (Mieke)
1
1.0
1
0
0
100.0
1204.4
425.0
1629.4
View list
19
2110193092
Greyling, L (Liane)
1
0.5
0
1
0
50.0
1208.3
0.0
1208.3
View list
20
2120109829
Van De Vyver, M (Mia)
1
0.0
0
0
1
0.0
1217.9
-425.0
792.9
View list