Chess South Africa
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Chess South Africa
Van Der Westhuizen, W (Wihan)
Dob:
2014/06/23 (U12)
Gender:
Male
Chess SA id:
1140136646
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2022/02/19 (858 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
1196.0
Current Weighted rating
1196.0
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1196.0
Current highest rating achieved
1196.0
Current floor (min rating allowed)
696.0
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)
±166.8
Current Raw change used (final)
0.0
Projected new Raw rating
1196.0
Projected new Weighed rating
1100.3
Projected new Weighted performance
505.1
Projected new final Raw rating (if new WP > new Raw)
1196.0
Projected new highest rating
1196.0
Projected new floor
696.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1196.0
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
1198.4
Current Weighted rating
1198.4
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1198.4
Current highest rating achieved
1198.4
Current floor (min rating allowed)
698.4
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)
±166.2
Current Raw change used (final)
0.0
Projected new Raw rating
1198.4
Projected new Weighed rating
1102.5
Projected new Weighted performance
505.1
Projected new final Raw rating (if new WP > new Raw)
1198.4
Projected new highest rating
1198.4
Projected new floor
698.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1198.4
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
CP Ope 2022 (E)
2022/02/19
2022/02/19
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1179.7
1175.6
Analysis
1
2022 Tshwane Chess Open Registration Tournament (E)
2022/01/29
2022/01/29
Tshwane (GTP)
Standard
60
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
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
10
4
1
5
4.5
45.0
-42.5
1230.2
1187.7
White
6
2
0
4
2.0
33.3
-141.7
1239.7
1098.0
Black
4
2
1
1
2.5
62.5
106.3
1216.0
1322.3
Standard
All
10
4
1
5
4.5
45.0
-42.5
1230.2
1187.7
White
6
2
0
4
2.0
33.3
-141.7
1239.7
1098.0
Black
4
2
1
1
2.5
62.5
106.3
1216.0
1322.3
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
2140134240
Du Plessis, M (Mia)
2
0.0
0
0
2
0.0
1189.8
-425.0
764.8
View list
2
1140134429
Botha, G (Gregory)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
2140135781
Van Niekerk, A (Arike)
1
1.0
1
0
0
100.0
1179.7
425.0
1604.7
View list
4
1140135770
Oosthuizen, V (Vaughn)
1
1.0
1
0
0
100.0
1179.7
425.0
1604.7
View list
5
1140134059
Kruger, A (Arno)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
2140137411
Keyter, A (Alissa)
1
0.5
0
1
0
50.0
1179.7
0.0
1179.7
View list
7
1130135727
Fourie, J (Johan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
1130133911
Butner, J (James)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1140134237
Barkhuizen, SJ (Simon Jurgens)
1
0.0
0
0
1
0.0
1179.7
-425.0
754.7
View list
