Chess South Africa
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Chess South Africa
Van Der Westhuyzen, P (Petrus)
Dob:
2008/05/13 (U18)
Gender:
Male
Chess SA id:
1080148655
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2023/01/28 (667 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
1187.1
Current Weighted rating
1187.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1187.1
Current highest rating achieved
1187.1
Current floor (min rating allowed)
687.1
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)
±168.9
Current Raw change used (final)
0.0
Projected new Raw rating
1187.1
Projected new Weighed rating
1092.1
Projected new Weighted performance
289.6
Projected new final Raw rating (if new WP > new Raw)
1187.1
Projected new highest rating
1187.1
Projected new floor
687.1
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1187.1
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
1184.0
Current Weighted rating
1184.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1184.1
Current highest rating achieved
1184.0
Current floor (min rating allowed)
684.0
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)
±169.6
Current Raw change used (final)
0.0
Projected new Raw rating
1184.0
Projected new Weighed rating
1089.3
Projected new Weighted performance
289.6
Projected new final Raw rating (if new WP > new Raw)
1184.0
Projected new highest rating
1184.0
Projected new floor
684.0
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1184.0
Projected effective change (new Official - current Official)
-0.1
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
1
2023 Tshwane Chess Open Registration Tournament (C2)
2023/01/28
2023/01/28
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
5
2
0
3
2.0
40.0
-85.0
1211.2
1126.2
White
2
1
0
1
1.0
50.0
0.0
1166.6
1166.6
Black
3
1
0
2
1.0
33.3
-141.7
1240.9
1099.2
Standard
All
5
2
0
3
2.0
40.0
-85.0
1211.2
1126.2
White
2
1
0
1
1.0
50.0
0.0
1166.6
1166.6
Black
3
1
0
2
1.0
33.3
-141.7
1240.9
1099.2
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)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
1080115589
Van Niekerk, RM (Reuben Mentz)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1090144852
Snydert, A (Aiden Franscisco)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
2070115594
Grahan, C (Chie-Ann)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
5
1110109561
Coetzee, M (Marko)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
