Chess South Africa
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Chess South Africa
Van Der Merwe, S (Sarah)
Dob:
2009/03/31 (U16)
Gender:
Female
Chess SA id:
209079855
FIDE id:
Region:
Nelson Mandela Bay (ENM)
Citizen:
RSA
Title(s):
Last active:
2020/03/07 (1532 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
1329.6
Curent Weighted rating
1329.6
Curent Weighted performance
633.2
Current official/published rating (highest between Raw, WR and WP)
1329.6
Current floor (min rating allowed)
829.6
Current highest rating achieved
1329.6
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)
±137.9
Current Raw change used (final)
0.0
Projected new Raw rating
1329.6
Projected new Weighed rating
1329.6
Projected new Weighted performance
633.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1329.6
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1329.6
Projected new floor
829.6
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
1325.2
Curent Weighted rating
1325.2
Curent Weighted performance
629.6
Current official/published rating (highest between Raw, WR and WP)
1325.2
Current floor (min rating allowed)
825.2
Current highest rating achieved
1325.2
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)
±138.7
Current Raw change used (final)
0.0
Projected new Raw rating
1325.2
Projected new Weighed rating
1325.2
Projected new Weighted performance
629.6
Projected new official/published rating (highest between new Raw, new WR and new WP)
1325.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1325.2
Projected new floor
825.2
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
732.4
Curent Weighted rating
732.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
732.4
Current floor (min rating allowed)
500.0
Current highest rating achieved
732.4
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)
±322.8
Current Raw change used (final)
0.0
Projected new Raw rating
732.4
Projected new Weighed rating
732.4
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
732.4
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
732.4
Projected new floor
500.0
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
601.2
Curent Weighted rating
601.2
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
601.2
Current floor (min rating allowed)
500.0
Current highest rating achieved
621.2
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)
±389.2
Current Raw change used (final)
0.0
Projected new Raw rating
601.2
Projected new Weighed rating
601.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
601.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
621.2
Projected new floor
500.0
Projected new K-facor
40
Tournaments
History
Did not participate this month.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
32
2020 NMBCU Chess Trials 2 2020 (U12)
2020/03/07
2020/03/07
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
5
4.0
1304.6
1314.4
Analysis
31
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
6
3.0
1271.1
1287.8
Analysis
30
2020 NMBCU Chess Trial 1 (U12)
2020/02/08
2020/02/09
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
5.0
1271.1
1287.8
Analysis
29
Brandwag Open 2020 (A)
2020/01/31
2020/02/01
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
2.0
1271.1
1287.8
Analysis
28
2019 South African Junior Team Championships (U12A)
2020/01/04
2020/01/08
4 Knights (4K)
Standard
120
1.00
7
7
4.0
1216.0
1244.2
Analysis
27
Ulitmate Chess Open 2019 (Rapid B)
2019/11/30
2019/11/30
Nelson Mandela Bay (ENM)
Rapid
20
0.47
6
6
3.0
1224.1
624.0
Analysis
26
Ulitmate Chess Open 2019 (Blitz B)
2019/11/30
2019/11/30
Nelson Mandela Bay (ENM)
Blitz
5
0.18
6
5
1.0
1224.1
621.2
Analysis
25
PE Chess Club Open 2019 (B)
2019/10/11
2019/10/13
Nelson Mandela Bay (ENM)
Standard
95
0.95
6
6
3.0
1256.2
1277.3
Analysis
24
NMBYCC Closed 2019 (U12)
2019/07/26
2019/07/27
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
3.0
1284.5
1306.3
Analysis
23
Nelson Mandela Bay Junior Trials 4 2019 (U12)
2019/07/12
2019/07/13
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
4.5
1284.5
1306.3
Analysis
22
COMMONWEALTH CHESS CHAMPIONSHIP-2019
2019/07/01
2009/07/07
India (IND)
Standard
120
1.00
7
6
1.0
1284.5
1306.3
Analysis
21
NMBJCU Trials 3 2019 (U12)
2019/05/10
2019/05/11
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
5.5
1187.9
1193.1
Analysis
20
PECC King Cars Grand Prix Second Leg 2019
2019/04/13
2019/04/13
Nelson Mandela Bay (ENM)
Blitz
5
0.18
9
8
3.0
1176.3
536.4
Analysis
19
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
4.0
1176.3
1178.7
Analysis
18
2019 Boardwalk Pearson Open (Open)
2019/03/28
2019/03/31
Nelson Mandela Bay (ENM)
Standard
95
0.95
9
8
2.0
1031.5
1011.9
Analysis
17
2019 South African Junior Closed Chess Championship (U10 Girls)
2019/03/17
2019/03/22
Chess South Africa (CSA)
Standard
120
1.00
9
9
5.0
1031.5
1011.9
Analysis
16
NMBCU Trials 1 2019 (U12)
2019/03/08
2019/03/09
Nelson Mandela Bay (ENM)
Standard
60
0.83
5
5
4.0
1031.5
1011.9
Analysis
15
King Cars PECC Grand Prix First Leg 2019
2019/02/02
2019/02/09
Nelson Mandela Bay (ENM)
Standard
92
0.94
6
6
2.0
1021.7
997.1
Analysis
14
South African Junior Team Championships 2018 (U10A)
2018/12/16
2018/12/20
4 Knights (4K)
Standard
120
1.00
7
7
3.5
1045.9
1033.5
Analysis
13
Ultimate Chess Open 2018 (B)
2018/11/30
2018/12/01
Nelson Mandela Bay (ENM)
Standard
60
0.83
6
6
1.5
1045.9
1033.5
Analysis
1
2
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
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
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
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
190
88
14
88
95.0
50.0
0.0
1127.7
1127.7
White
92
43
8
41
47.0
51.1
9.2
1137.4
1146.6
Black
98
45
6
47
48.0
49.0
-8.7
1118.6
1110.0
Standard
All
166
78
14
74
85.0
51.2
10.2
1125.5
1135.8
White
80
37
8
35
41.0
51.3
10.6
1126.0
1136.6
Black
86
41
6
39
44.0
51.2
9.9
1125.1
1135.0
Rapid
All
11
6
0
5
6.0
54.5
38.6
1133.5
1172.1
White
6
4
0
2
4.0
66.7
141.7
1212.0
1353.6
Black
5
2
0
3
2.0
40.0
-85.0
1039.4
954.4
Blitz
All
13
4
0
9
4.0
30.8
-163.5
1150.6
987.1
White
6
2
0
4
2.0
33.3
-141.7
1214.6
1072.9
Black
7
2
0
5
2.0
28.6
-182.1
1095.7
913.6
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
109087219
Crone, C (Callan)
7
3.0
3
0
4
42.9
1124.0
-60.7
1063.2
View list
2
109067367
Peter, N (Noah)
6
1.5
1
1
4
25.0
1082.3
-212.5
869.8
View list
3
109087620
Olsen, C (Christopher)
4
3.0
3
0
1
75.0
1043.9
212.5
1256.4
View list
4
209077417
Louis, C (Caitlyn)
4
2.5
2
1
1
62.5
1229.9
106.3
1336.2
View list
5
110087673
Van Der Merwe, L (Lucas)
4
2.0
2
0
2
50.0
964.8
0.0
964.8
View list
6
109067361
Baboo, MS (Muhammad)
4
1.5
1
1
2
37.5
911.4
-106.3
805.1
View list
7
110077415
Pienaar, K (Keane)
4
1.5
1
1
2
37.5
987.2
-106.3
880.9
View list
8
109087638
Rautenbach, J (Joshua)
3
3.0
3
0
0
100.0
977.0
425.0
1402.0
View list
9
109087632
Kivido, Z (Zach)
3
2.0
2
0
1
66.7
1188.7
141.7
1330.4
View list
10
1060099229
Shogole, M (Mnandisi)
3
2.0
2
0
1
66.7
1154.7
141.7
1296.3
View list
11
1090099505
Rautenbach, W (Wilhelm)
3
1.5
1
1
1
50.0
1199.9
0.0
1199.9
View list
12
205064819
Holroyd, K (Kea)
3
1.0
1
0
2
33.3
1175.6
-141.7
1033.9
View list
13
103054244
Muller, K (Kaden)
3
1.0
1
0
2
33.3
1156.4
-141.7
1014.7
View list
14
1100099216
An, B (Bryant)
2
2.0
2
0
0
100.0
866.4
425.0
1291.4
View list
15
2090099504
Freeman, N (Nicole)
2
2.0
2
0
0
100.0
1223.7
425.0
1648.7
View list
16
1090111059
Jordaan, G (Gunther)
2
2.0
2
0
0
100.0
1168.0
425.0
1593.0
View list
17
1090097332
Kivido, R (Reece)
2
2.0
2
0
0
100.0
910.5
425.0
1335.5
View list
18
2090107383
Munir, A (Ainy)
2
2.0
2
0
0
100.0
1287.8
425.0
1712.8
View list
19
109077429
Le Roux, JC (Jean)
2
1.5
1
1
0
75.0
1010.5
212.5
1223.0
View list
20
207077374
Frosler, J (Jordan)
2
1.0
1
0
1
50.0
1088.5
0.0
1088.5
View list