Chess South Africa
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Chess South Africa
Van Der Merwe, E (Emei)
Dob:
2010/01/19 (U16)
Gender:
Male
Chess SA id:
2100147743
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2023/03/04 (470 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
1146.6
Current Weighted rating
1152.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1152.2
Current highest rating achieved
1207.6
Current floor (min rating allowed)
707.6
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)
±178.9
Current Raw change used (final)
0.0
Projected new Raw rating
1146.6
Projected new Weighed rating
1059.2
Projected new Weighted performance
833.4
Projected new final Raw rating (if new WP > new Raw)
1146.6
Projected new highest rating
1207.6
Projected new floor
707.6
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1146.6
Projected effective change (new Official - current Official)
-5.6
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
1144.8
Current Weighted rating
1152.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1152.0
Current highest rating achieved
1220.8
Current floor (min rating allowed)
720.8
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)
±179.4
Current Raw change used (final)
0.0
Projected new Raw rating
1144.8
Projected new Weighed rating
1058.9
Projected new Weighted performance
541.0
Projected new final Raw rating (if new WP > new Raw)
1144.8
Projected new highest rating
1220.8
Projected new floor
720.8
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1144.8
Projected effective change (new Official - current Official)
-7.2
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
1178.0
Current Weighted rating
1178.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1178.2
Current highest rating achieved
1178.0
Current floor (min rating allowed)
678.0
Current K-factor
40
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)
±171.1
Current Raw change used (final)
0.0
Projected new Raw rating
1178.0
Projected new Weighed rating
1083.7
Projected new Weighted performance
565.5
Projected new final Raw rating (if new WP > new Raw)
1178.0
Projected new highest rating
1178.0
Projected new floor
678.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1178.0
Projected effective change (new Official - current Official)
-0.2
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
Laerskool Welgemoed Rapid 2023 (U14)
2023/02/11
2023/02/11
Cape Town (WCT)
Rapid
25
0.54
6
6
3.0
1183.8
1168.4
Analysis
3
Cape Town Metro Schools Chess Closed Individuals 2023 (U13 Girls)
2023/02/03
2023/03/04
Cape Town (WCT)
Standard
60
0.83
6
6
1.0
1207.6
1220.8
Analysis
2
District East Schools Chess Individual Trials 2023 (U13 Girls)
2023/02/03
2023/02/04
Cape Town (WCT)
Standard
60
0.83
6
5
3.0
1183.8
1200.0
Analysis
1
Kenridge Rapid 2022 (U14)
2022/11/05
2022/11/05
Cape Town (WCT)
Rapid
25
0.54
6
6
2.5
1200.0
1200.0
Analysis
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
23
9
1
13
9.5
41.3
-73.9
1191.0
1117.1
White
11
4
1
6
4.5
40.9
-77.3
1195.2
1117.9
Black
12
5
0
7
5.0
41.7
-70.8
1187.2
1116.3
Standard
All
11
4
0
7
4.0
36.4
-115.9
1200.8
1084.9
White
5
2
0
3
2.0
40.0
-85.0
1212.7
1127.7
Black
6
2
0
4
2.0
33.3
-141.7
1191.0
1049.3
Rapid
All
12
5
1
6
5.5
45.8
-35.4
1182.0
1146.6
White
6
2
1
3
2.5
41.7
-70.8
1180.7
1109.8
Black
6
3
0
3
3.0
50.0
0.0
1183.4
1183.4
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1100109845
Borchardt, T (Tiaan)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
2100193687
Healey, K (Katelyn)
1
1.0
1
0
0
100.0
1183.8
425.0
1608.8
View list
3
1110150424
Groenewald, A (Alexander)
1
1.0
1
0
0
100.0
1183.8
425.0
1608.8
View list
4
2110150187
Gcanga, E (Endinako)
1
1.0
1
0
0
100.0
1183.8
425.0
1608.8
View list
5
2100147503
Keffers, K (Kelly-Anne)
1
1.0
1
0
0
100.0
1183.8
425.0
1608.8
View list
6
2100138825
Maritz, K (Kiara)
1
1.0
1
0
0
100.0
1183.8
425.0
1608.8
View list
7
1090137380
Makabeni, M (Mihlali)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
8
2110143648
Shumba, O (Onalerona)
1
1.0
1
0
0
100.0
1207.6
425.0
1632.6
View list
9
1100150441
Wainright, J (John-William)
1
1.0
1
0
0
100.0
1183.8
425.0
1608.8
View list
10
1090141161
Pillay, D (Desan)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
11
1090137388
Uchendu, D (David)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
2100118020
Smith, S (Shiloh)
1
0.0
0
0
1
0.0
1183.8
-425.0
758.8
View list
13
2100134088
Rubusana, N (Nina)
1
0.0
0
0
1
0.0
1207.6
-425.0
782.6
View list
14
1090142368
Oliphant, E (Ehan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
1090096078
Kilama, I (Issa)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
16
2110150591
Holdman, S (Suad)
1
0.0
0
0
1
0.0
1207.6
-425.0
782.6
View list
17
1100150420
Du Toit, L (Luca)
1
0.0
0
0
1
0.0
1183.8
-425.0
758.8
View list
18
2110146719
Bezuidenhout, C (Chloe)
1
0.0
0
0
1
0.0
1183.8
-425.0
758.8
View list
19
1100150414
Badenhorst, Z (Zander)
1
0.0
0
0
1
0.0
1183.8
-425.0
758.8
View list
20
2110150589
Arizona-Jumaine, U (Umu-Rahma)
1
0.0
0
0
1
0.0
1207.6
-425.0
782.6
View list