Chess South Africa
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Chess South Africa
Van Der Merwe, W (Waldo)
Dob:
2015/10/12 (U10)
Gender:
Male
Chess SA id:
1150156383
FIDE id:
Region:
West Rand (GWR)
Citizen:
RSA
Title(s):
Last active:
2024/05/04 (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
1218.5
Current Weighted rating
1203.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1218.5
Current highest rating achieved
1218.5
Current floor (min rating allowed)
718.5
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)
±161.5
Current Raw change used (final)
0.0
Projected new Raw rating
1218.5
Projected new Weighed rating
1107.5
Projected new Weighted performance
697.6
Projected new final Raw rating (if new WP > new Raw)
1218.5
Projected new highest rating
1218.5
Projected new floor
718.5
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1218.5
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
1222.7
Current Weighted rating
1204.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1222.7
Current highest rating achieved
1222.7
Current floor (min rating allowed)
722.7
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)
±160.5
Current Raw change used (final)
0.0
Projected new Raw rating
1222.7
Projected new Weighed rating
1108.5
Projected new Weighted performance
697.6
Projected new final Raw rating (if new WP > new Raw)
1222.7
Projected new highest rating
1222.7
Projected new floor
722.7
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1222.7
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
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
2024 D2 Schools Individuals (U9)
2024/05/04
2024/05/04
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1203.0
1204.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
2024 D2 Schools Individuals (U9)
2024/05/04
2024/05/04
West Rand (GWR)
Standard
60
0.83
5
5
3.0
1203.0
1204.0
Analysis
1
D2 Schools Individuals 2023 (U9 Boys+Girls)
2023/05/13
2023/05/13
West Rand (GWR)
Standard
60
0.83
5
5
2.5
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
3
0
2
3.0
60.0
85.0
1200.0
1285.0
White
2
1
0
1
1.0
50.0
0.0
1200.0
1200.0
Black
3
2
0
1
2.0
66.7
141.7
1200.0
1341.7
Standard
All
5
3
0
2
3.0
60.0
85.0
1200.0
1285.0
White
2
1
0
1
1.0
50.0
0.0
1200.0
1200.0
Black
3
2
0
1
2.0
66.7
141.7
1200.0
1341.7
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
10
5
1
4
5.5
55.0
42.5
1205.5
1248.0
White
4
1
0
3
1.0
25.0
-212.5
1213.6
1001.1
Black
6
4
1
1
4.5
75.0
212.5
1200.1
1412.6
Standard
All
10
5
1
4
5.5
55.0
42.5
1205.5
1248.0
White
4
1
0
3
1.0
25.0
-212.5
1213.6
1001.1
Black
6
4
1
1
4.5
75.0
212.5
1200.1
1412.6
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
2150303154
Venter, S (Simone)
1
1.0
1
0
0
100.0
1203.0
425.0
1628.0
View list
2
1140141559
De Waal, D (Dian)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1160156372
Britz, W (Wian)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
4
1150303152
Thebyane, O (Orapeleng)
1
1.0
1
0
0
100.0
1203.0
425.0
1628.0
View list
5
2150303146
Mnqwazi, M (Mbalentle)
1
1.0
1
0
0
100.0
1203.0
425.0
1628.0
View list
6
1140156376
Mlambo, M (Mbulelo Ntsako)
1
0.5
0
1
0
50.0
1200.0
0.0
1200.0
View list
7
1150303153
Van Der Merwe, W (Wessel Arnold)
1
0.0
0
0
1
0.0
1203.0
-425.0
778.0
View list
8
1130149243
Gqotso, K (Khaya)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1150149223
Botha, AZ (Adriaan Zander)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1170303139
Ackermann, C (Caleb Samuel)
1
0.0
0
0
1
0.0
1203.0
-425.0
778.0
View list
