Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Van Der Merwe, B (Benjamin)
Dob:
2008/12/17 (U18)
Gender:
Male
Chess SA id:
1080146185
FIDE id:
Region:
Cape Winelands (WCW)
Citizen:
RSA
Title(s):
Last active:
2023/03/11 (449 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
1190.5
Curent Weighted rating
1193.4
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1193.4
Current floor (min rating allowed)
715.6
Current highest rating achieved
1215.6
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)
±168.1
Current Raw change used (final)
0.0
Projected new Raw rating
1190.5
Projected new Weighed rating
1192.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1192.8
Projected effective change (new Official - current Official)
-0.6
Projected new highest rating
1215.6
Projected new floor
715.6
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
1169.6
Curent Weighted rating
1174.6
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1174.6
Current floor (min rating allowed)
712.8
Current highest rating achieved
1212.8
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)
±173.2
Current Raw change used (final)
0.0
Projected new Raw rating
1169.6
Projected new Weighed rating
1173.5
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1173.5
Projected effective change (new Official - current Official)
-1.1
Projected new highest rating
1212.8
Projected new floor
712.8
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
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)
700.0
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
700.0
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
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)
700.0
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
700.0
Projected new K-facor
36
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
3
Cape Winelands Schools Prestige 2023 (U15 Boys)
2023/03/11
2023/03/11
Cape Winelands (WCW)
Standard
60
0.83
5
5
1.0
1214.7
1206.3
Analysis
2
Cape Winelands Schools Chess - Trials 1 2023 (U15 Boys)
2023/02/25
2023/02/25
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.0
1215.6
1212.8
Analysis
1
Cape Winelands Schools Top Schools 2022 (U15 Mix)
2022/08/27
2022/08/27
Cape Winelands (WCW)
Standard
60
0.83
5
5
3.0
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
15
7
0
8
7.0
46.7
-28.3
1219.8
1191.4
White
8
5
0
3
5.0
62.5
106.3
1201.4
1307.7
Black
7
2
0
5
2.0
28.6
-182.1
1240.7
1058.6
Standard
All
15
7
0
8
7.0
46.7
-28.3
1219.8
1191.4
White
8
5
0
3
5.0
62.5
106.3
1201.4
1307.7
Black
7
2
0
5
2.0
28.6
-182.1
1240.7
1058.6
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
108087348
Jansen, C (Cheslin)
1
1.0
1
0
0
100.0
1215.6
425.0
1640.6
View list
2
207078554
Louw, M (Marie)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1070139438
Khaile, S (Sokhane)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1000141769
Richard, T (Tim)
1
1.0
1
0
0
100.0
1215.6
425.0
1640.6
View list
5
2090146180
October, T (Tanisha)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1080097987
Velem, R (Renico)
1
1.0
1
0
0
100.0
1214.7
425.0
1639.7
View list
7
1090132316
Zyster, T (Tyron)
1
1.0
1
0
0
100.0
1215.6
425.0
1640.6
View list
8
109078336
Willis, C (Cronan)
1
0.0
0
0
1
0.0
1214.7
-425.0
789.7
View list
9
1080119931
Solomons, R (Ruthan)
1
0.0
0
0
1
0.0
1214.7
-425.0
789.7
View list
10
1080137516
Roux, A (Andre)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
1080135525
Mjungu, L (Lubabalo Emmanuel)
1
0.0
0
0
1
0.0
1214.7
-425.0
789.7
View list
12
108086606
Michaels, M (Marqwin)
1
0.0
0
0
1
0.0
1215.6
-425.0
790.6
View list
13
108082967
Jansen, V (Verron)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
1090139463
Jacobs, M (Marciano)
1
0.0
0
0
1
0.0
1215.6
-425.0
790.6
View list
15
1090098025
De Klerk, H (Hanro)
1
0.0
0
0
1
0.0
1214.7
-425.0
789.7
View list