Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Van Der Westhuizen, A (Andru)
Dob:
2012/01/10 (U14)
Gender:
Male
Chess SA id:
1120139989
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2023/07/29 (314 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
1214.8
Curent Weighted rating
1209.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1214.8
Current floor (min rating allowed)
714.8
Current highest rating achieved
1214.8
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)
±162.4
Current Raw change used (final)
0.0
Projected new Raw rating
1214.8
Projected new Weighed rating
1210.6
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1214.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1214.8
Projected new floor
714.8
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
1222.0
Curent Weighted rating
1216.3
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1222.0
Current floor (min rating allowed)
722.0
Current highest rating achieved
1222.0
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)
±160.7
Current Raw change used (final)
0.0
Projected new Raw rating
1222.0
Projected new Weighed rating
1217.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1222.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1222.0
Projected new floor
722.0
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
1200.8
Curent Weighted rating
1200.8
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.8
Current floor (min rating allowed)
700.8
Current highest rating achieved
1200.8
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)
±165.6
Current Raw change used (final)
0.0
Projected new Raw rating
1200.8
Projected new Weighed rating
1200.8
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1200.8
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1200.8
Projected new floor
700.8
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)
700.8
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
700.8
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
2
2023 Tshwane South School District CLOSED League Championship (U11)
2023/07/29
2023/07/29
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1195.9
1200.0
Analysis
1
D4 Individuals 2022 (U11 Open)
2022/04/23
2022/04/23
Tshwane (GTP)
Rapid
30
0.60
7
6
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
11
6
0
5
6.0
54.5
38.6
1188.0
1226.6
White
5
2
0
3
2.0
40.0
-85.0
1178.7
1093.7
Black
6
4
0
2
4.0
66.7
141.7
1195.7
1337.4
Standard
All
5
3
0
2
3.0
60.0
85.0
1202.0
1287.0
White
2
1
0
1
1.0
50.0
0.0
1195.4
1195.4
Black
3
2
0
1
2.0
66.7
141.7
1206.3
1348.0
Rapid
All
6
3
0
3
3.0
50.0
0.0
1176.3
1176.3
White
3
1
0
2
1.0
33.3
-141.7
1167.5
1025.8
Black
3
2
0
1
2.0
66.7
141.7
1185.1
1326.8
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
1120134047
Engelbrecht, E (Eben)
1
1.0
1
0
0
100.0
1195.9
425.0
1620.9
View list
2
1130130099
Coetzee, D (Daniel)
1
1.0
1
0
0
100.0
1195.9
425.0
1620.9
View list
3
2130135724
Brand, I (Isabelle)
1
1.0
1
0
0
100.0
1195.9
425.0
1620.9
View list
4
1130136636
Basson, D (Daniel)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
112087592
Potgieter, H (Hanro)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
6
1130112336
Pieters, H (Hanroux)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
1130136642
Ottermann, E (Erik)
1
0.0
0
0
1
0.0
1195.9
-425.0
770.9
View list
8
2120139975
Weder, K (Karlien)
1
0.0
0
0
1
0.0
1195.9
-425.0
770.9
View list
9
1110108344
Wagener, K (Keegan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
1130136645
Truscott, A (Adriaan)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
1110131101
Swanepoel, D (Daniel)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list