Chess South Africa
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Chess South Africa
Van Der Merwe, J (Johan)
Dob:
2015/12/08 (U10)
Gender:
Male
Chess SA id:
1150302894
FIDE id:
Region:
Capricorn (LCP)
Citizen:
RSA
Title(s):
Last active:
2024/04/27 (55 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
1147.5
Current Weighted rating
1191.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1191.8
Current highest rating achieved
1147.5
Current floor (min rating allowed)
647.5
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)
±178.7
Current Raw change used (final)
0.0
Projected new Raw rating
1147.5
Projected new Weighed rating
1096.1
Projected new Weighted performance
307.2
Projected new final Raw rating (if new WP > new Raw)
1147.5
Projected new highest rating
1147.5
Projected new floor
647.5
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1147.5
Projected effective change (new Official - current Official)
-44.3
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
1136.4
Current Weighted rating
1190.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1190.0
Current highest rating achieved
1136.4
Current floor (min rating allowed)
636.4
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)
±181.5
Current Raw change used (final)
0.0
Projected new Raw rating
1136.4
Projected new Weighed rating
1094.5
Projected new Weighted performance
307.2
Projected new final Raw rating (if new WP > new Raw)
1136.4
Projected new highest rating
1136.4
Projected new floor
636.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1136.4
Projected effective change (new Official - current Official)
-53.6
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
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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
NABOOMSPAR Open Chess Tournament 2024 (Open)
2024/04/27
2024/04/27
Waterberg (LWM)
Standard
60
0.83
5
5
1.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
1
NABOOMSPAR Open Chess Tournament 2024 (Open)
2024/04/27
2024/04/27
Waterberg (LWM)
Standard
60
0.83
5
5
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
1
0
4
1.0
20.0
-255.0
1194.2
939.2
White
3
0
0
3
0.0
0.0
-425.0
1207.0
782.0
Black
2
1
0
1
1.0
50.0
0.0
1175.0
1175.0
Standard
All
5
1
0
4
1.0
20.0
-255.0
1194.2
939.2
White
3
0
0
3
0.0
0.0
-425.0
1207.0
782.0
Black
2
1
0
1
1.0
50.0
0.0
1175.0
1175.0
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
5
1
0
4
1.0
20.0
-255.0
1194.2
939.2
White
3
0
0
3
0.0
0.0
-425.0
1207.0
782.0
Black
2
1
0
1
1.0
50.0
0.0
1175.0
1175.0
Standard
All
5
1
0
4
1.0
20.0
-255.0
1194.2
939.2
White
3
0
0
3
0.0
0.0
-425.0
1207.0
782.0
Black
2
1
0
1
1.0
50.0
0.0
1175.0
1175.0
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
2100302884
Mello, D (Dimakatso)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
2130131345
Mashashane, A (Anushka)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
3
1090192346
Mashamaite, L (Lehlogonolo)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
1050302875
Els, B (Brady)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1130141015
De Beer, R (Ruan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
