Chess South Africa
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Chess South Africa
Van Der Merwe, L (Luan Rudolf Johanne)
Dob:
2011/12/21 (U14)
Gender:
Male
Chess SA id:
1110147448
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Last active:
2024/03/16 (62 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
1106.8
Curent Weighted rating
1116.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1116.8
Current floor (min rating allowed)
649.4
Current highest rating achieved
1149.4
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)
±189.4
Current Raw change used (final)
0.0
Projected new Raw rating
1106.8
Projected new Weighed rating
1114.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1114.6
Projected effective change (new Official - current Official)
-2.2
Projected new highest rating
1149.4
Projected new floor
649.4
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
1138.8
Curent Weighted rating
1161.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1161.0
Current floor (min rating allowed)
640.4
Current highest rating achieved
1140.4
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)
±180.9
Current Raw change used (final)
0.0
Projected new Raw rating
1138.8
Projected new Weighed rating
1158.1
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1158.1
Projected effective change (new Official - current Official)
-2.9
Projected new highest rating
1140.4
Projected new floor
640.4
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
1100.8
Curent Weighted rating
1105.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1105.9
Current floor (min rating allowed)
616.4
Current highest rating achieved
1116.4
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)
±191.0
Current Raw change used (final)
0.0
Projected new Raw rating
1100.8
Projected new Weighed rating
1104.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1104.3
Projected effective change (new Official - current Official)
-1.6
Projected new highest rating
1116.4
Projected new floor
616.4
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
616.4
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
616.4
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Overberg Schools - PS Closed 2024 (U13 Boys)
2024/03/16
2024/03/16
Overberg (WOS)
Standard
60
0.83
5
5
2.0
1099.5
1140.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
Overberg Schools - PS Closed 2024 (U13 Boys)
2024/03/16
2024/03/16
Overberg (WOS)
Standard
60
0.83
5
5
2.0
1099.5
1140.4
Analysis
3
Overberg Top Schools 2023 (U13)
2023/08/05
2023/08/05
Overberg (WOS)
Standard
60
0.83
5
5
1.5
1134.4
1200.0
Analysis
2
Overberg Schools Bredasdorp Zone Trails 2023 (U13)
2023/02/16
2023/03/02
Overberg (WOS)
Rapid
20
0.47
6
6
2.0
1149.4
1116.4
Analysis
1
Metro Rapid 2022 (U11 Boys)
2022/10/22
2022/10/22
Cape Town (WCT)
Rapid
30
0.60
5
4
0.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
2
0
3
2.0
40.0
-85.0
1230.7
1145.7
White
3
1
0
2
1.0
33.3
-141.7
1238.1
1096.4
Black
2
1
0
1
1.0
50.0
0.0
1219.7
1219.7
Standard
All
5
2
0
3
2.0
40.0
-85.0
1230.7
1145.7
White
3
1
0
2
1.0
33.3
-141.7
1238.1
1096.4
Black
2
1
0
1
1.0
50.0
0.0
1219.7
1219.7
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
20
5
1
14
5.5
27.5
-191.2
1179.9
988.6
White
11
2
1
8
2.5
22.7
-231.8
1149.3
917.4
Black
9
3
0
6
3.0
33.3
-141.7
1217.3
1075.7
Standard
All
10
3
1
6
3.5
35.0
-127.5
1182.2
1054.7
White
6
2
1
3
2.5
41.7
-70.8
1138.6
1067.8
Black
4
1
0
3
1.0
25.0
-212.5
1247.7
1035.2
Rapid
All
10
2
0
8
2.0
20.0
-255.0
1177.5
922.5
White
5
0
0
5
0.0
0.0
-425.0
1162.0
737.0
Black
5
2
0
3
2.0
40.0
-85.0
1193.0
1108.0
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
1100151344
Dirroow, A (Abdi)
1
1.0
1
0
0
100.0
1149.4
425.0
1574.4
View list
2
1110138425
Liebenberg, J (Junior)
1
1.0
1
0
0
100.0
1134.4
425.0
1559.4
View list
3
1110106824
Scholtz, F (Francois)
1
1.0
1
0
0
100.0
1099.5
425.0
1524.5
View list
4
1100151349
Omar, A (Abdullah)
1
1.0
1
0
0
100.0
1149.4
425.0
1574.4
View list
5
1110151353
Swart, J (Jayden)
1
1.0
1
0
0
100.0
1099.5
425.0
1524.5
View list
6
1100138471
Vogel, Z (Zander)
1
0.5
0
1
0
50.0
1134.4
0.0
1134.4
View list
7
1110133353
Swart, E (Eon)
1
0.0
0
0
1
0.0
1134.4
-425.0
709.4
View list
8
1120159234
Nceka, B (Brandon)
1
0.0
0
0
1
0.0
1099.5
-425.0
674.5
View list
9
1110143642
Mokhele, A (Anganathi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1110143640
Madlala, B (Bonginkosi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
2100111335
Macamba, L (Liso)
1
0.0
0
0
1
0.0
1134.4
-425.0
709.4
View list
12
1100151347
Liebenberg, C (Christiaan)
1
0.0
0
0
1
0.0
1149.4
-425.0
724.4
View list
13
1110147435
Kramer, R (Ruan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
1100111302
Hansen, D (Damian)
1
0.0
0
0
1
0.0
1149.4
-425.0
724.4
View list
15
110089015
Duminy, M (Marc)
1
0.0
0
0
1
0.0
1134.4
-425.0
709.4
View list
16
1110130188
Du Plessis, J (Jan-Dawid)
1
0.0
0
0
1
0.0
1099.5
-425.0
674.5
View list
17
1110151339
Dreyer, C (Christiano)
1
0.0
0
0
1
0.0
1149.4
-425.0
724.4
View list
18
1110152320
Christie Smith, J (Jim)
1
0.0
0
0
1
0.0
1099.5
-425.0
674.5
View list
19
2100111303
Arends, S (Sylvia)
1
0.0
0
0
1
0.0
1149.4
-425.0
724.4
View list
20
1110146858
Adolf, F (Feraydo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list