Chess South Africa
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Chess South Africa
Van Der Merwe, W (Wikus)
Dob:
2014/10/30 (U12)
Gender:
Male
Chess SA id:
1140148650
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2024/02/10 (127 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
1123.3
Current Weighted rating
1154.3
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1154.3
Current highest rating achieved
1180.1
Current floor (min rating allowed)
680.1
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)
±185.0
Current Raw change used (final)
0.0
Projected new Raw rating
1123.3
Projected new Weighed rating
1060.9
Projected new Weighted performance
893.8
Projected new final Raw rating (if new WP > new Raw)
1123.3
Projected new highest rating
1180.1
Projected new floor
680.1
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1123.3
Projected effective change (new Official - current Official)
-31.0
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
1110.8
Current Weighted rating
1146.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1146.0
Current highest rating achieved
1175.6
Current floor (min rating allowed)
675.6
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)
±188.3
Current Raw change used (final)
0.0
Projected new Raw rating
1110.8
Projected new Weighed rating
1053.0
Projected new Weighted performance
893.8
Projected new final Raw rating (if new WP > new Raw)
1110.8
Projected new highest rating
1175.6
Projected new floor
675.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1110.8
Projected effective change (new Official - current Official)
-35.2
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
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)
±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
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
Laerskool Midvaal Chess Open Section 2024 (E)
2024/02/10
2024/02/10
Sedibeng (GSV)
Standard
61
0.84
5
5
1.5
1149.9
1140.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
Laerskool Midvaal Chess Open Section 2024 (E)
2024/02/10
2024/02/10
Sedibeng (GSV)
Standard
61
0.84
5
5
1.5
1149.9
1140.4
Analysis
3
2023 Gauteng Top Schools (U9 Mixed)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
4
1.0
1180.1
1175.6
Analysis
2
Gauteng D7 Teams 2023 (U9)
2023/08/12
2023/08/12
Sedibeng (GSV)
Standard
60
0.83
5
4
2.0
1180.1
1175.6
Analysis
1
Laerkool Midvaal Chess Open 2023 (E)
2023/01/28
2023/01/28
Sedibeng (GSV)
Standard
61
0.83
5
5
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
1189.6
1019.6
White
3
1
1
1
1.5
50.0
0.0
1191.7
1191.7
Black
2
0
0
2
0.0
0.0
-425.0
1186.5
761.5
Standard
All
5
1
1
3
1.5
30.0
-170.0
1189.6
1019.6
White
3
1
1
1
1.5
50.0
0.0
1191.7
1191.7
Black
2
0
0
2
0.0
0.0
-425.0
1186.5
761.5
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
18
6
1
11
6.5
36.1
-118.1
1190.3
1072.2
White
10
4
1
5
4.5
45.0
-42.5
1186.9
1144.4
Black
8
2
0
6
2.0
25.0
-212.5
1194.5
982.0
Standard
All
18
6
1
11
6.5
36.1
-118.1
1190.3
1072.2
White
10
4
1
5
4.5
45.0
-42.5
1186.9
1144.4
Black
8
2
0
6
2.0
25.0
-212.5
1194.5
982.0
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
Top 20 opponents most often played
#
Chess SA id
Name
Games
Score
Wins
Draws
Losses
%
Aor
Dp
Perform
View
1
1160155916
Gorrie, K (Kayvian)
2
0.0
0
0
2
0.0
1165.0
-425.0
740.0
View list
2
1170300138
Madibana, M (Mohau)
1
1.0
1
0
0
100.0
1149.9
425.0
1574.9
View list
3
1140148641
Hattingh, J (Juan-Rew)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1160148638
Ambachesheer, J (Jeremy)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
2150155812
Motsepe, T (Tsebo)
1
1.0
1
0
0
100.0
1180.1
425.0
1605.1
View list
6
1140159466
Molaoa, C (Cebolenkosi)
1
1.0
1
0
0
100.0
1180.1
425.0
1605.1
View list
7
1150161301
Mmutle, L (Letlotlo Botshelo)
1
1.0
1
0
0
100.0
1180.1
425.0
1605.1
View list
8
1130300141
Nieuwenhuis, A (Anthony)
1
0.5
0
1
0
50.0
1149.9
0.0
1149.9
View list
9
1140136530
Waldick, F (Frederick)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1150159474
Visser, C (Corne)
1
0.0
0
0
1
0.0
1180.1
-425.0
755.1
View list
11
1130300139
Malangabi, T (Tlhonolofatso Brian)
1
0.0
0
0
1
0.0
1149.9
-425.0
724.9
View list
12
1140161289
Magagula, T (Thandolwethu)
1
0.0
0
0
1
0.0
1180.1
-425.0
755.1
View list
13
1170158311
Abdul, M (Muhammed Ayaan)
1
0.0
0
0
1
0.0
1180.1
-425.0
755.1
View list
14
1150136528
Geyer, L (Lourens)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
2140135916
Emanuel, S (Shiloh)
1
0.0
0
0
1
0.0
1149.9
-425.0
724.9
View list
16
2140139659
Du Toit, M (Monika)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
17
1140161274
Dithebe, K (Katleho)
1
0.0
0
0
1
0.0
1180.1
-425.0
755.1
View list