Chess South Africa
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Chess South Africa
Van Der Westhuizen, L (Lauren)
Dob:
2009/09/12 (U16)
Gender:
Female
Chess SA id:
2090192709
FIDE id:
Region:
West Coast (WCU)
Citizen:
RSA
Title(s):
Last active:
2024/05/19 (38 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
1179.8
Current Weighted rating
1192.5
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1192.5
Current highest rating achieved
1179.8
Current floor (min rating allowed)
679.8
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)
±170.7
Current Raw change used (final)
0.0
Projected new Raw rating
1179.8
Projected new Weighed rating
1096.8
Projected new Weighted performance
868.4
Projected new final Raw rating (if new WP > new Raw)
1179.8
Projected new highest rating
1179.8
Projected new floor
679.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1179.8
Projected effective change (new Official - current Official)
-12.7
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
1189.6
Current Weighted rating
1199.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1199.2
Current highest rating achieved
1189.6
Current floor (min rating allowed)
689.6
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)
±168.3
Current Raw change used (final)
0.0
Projected new Raw rating
1189.6
Projected new Weighed rating
1103.2
Projected new Weighted performance
386.7
Projected new final Raw rating (if new WP > new Raw)
1189.6
Projected new highest rating
1189.6
Projected new floor
689.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1189.6
Projected effective change (new Official - current Official)
-9.6
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
1174.8
Current Weighted rating
1188.6
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1188.6
Current highest rating achieved
1174.8
Current floor (min rating allowed)
674.8
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)
±171.9
Current Raw change used (final)
0.0
Projected new Raw rating
1174.8
Projected new Weighed rating
1093.1
Projected new Weighted performance
649.2
Projected new final Raw rating (if new WP > new Raw)
1174.8
Projected new highest rating
1174.8
Projected new floor
674.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1174.8
Projected effective change (new Official - current Official)
-13.8
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
3
West Coast & Mykonos Open 2024 (Open)
2024/05/17
2024/05/19
West Coast (WCU)
Standard
90
0.94
6
6
2.0
1173.1
1200.0
Analysis
2
Lower West Top Schools 2024 (U18)
2024/05/11
2024/05/11
West Coast (WCU)
Rapid
30
0.60
5
4
2.0
1173.1
1157.2
Analysis
1
Lower West Coast Schools Chess Prestige 2024 (U15 Girls)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
4
1.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
West Coast & Mykonos Open 2024 (Open)
2024/05/17
2024/05/19
West Coast (WCU)
Standard
90
0.94
6
6
2.0
1173.1
1200.0
Analysis
2
Lower West Top Schools 2024 (U18)
2024/05/11
2024/05/11
West Coast (WCU)
Rapid
30
0.60
5
4
2.0
1173.1
1157.2
Analysis
1
Lower West Coast Schools Chess Prestige 2024 (U15 Girls)
2024/02/17
2024/02/17
West Coast (WCU)
Rapid
30
0.60
5
4
1.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
5
0
9
5.0
35.7
-121.4
1251.9
1130.4
White
7
2
0
5
2.0
28.6
-182.1
1266.8
1084.7
Black
7
3
0
4
3.0
42.9
-60.7
1236.9
1176.2
Standard
All
6
2
0
4
2.0
33.3
-141.7
1317.1
1175.4
White
3
1
0
2
1.0
33.3
-141.7
1328.6
1187.0
Black
3
1
0
2
1.0
33.3
-141.7
1305.5
1163.8
Rapid
All
8
3
0
5
3.0
37.5
-106.3
1203.0
1096.7
White
4
1
0
3
1.0
25.0
-212.5
1220.4
1007.9
Black
4
2
0
2
2.0
50.0
0.0
1185.5
1185.5
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
14
5
0
9
5.0
35.7
-121.4
1251.9
1130.4
White
7
2
0
5
2.0
28.6
-182.1
1266.8
1084.7
Black
7
3
0
4
3.0
42.9
-60.7
1236.9
1176.2
Standard
All
6
2
0
4
2.0
33.3
-141.7
1317.1
1175.4
White
3
1
0
2
1.0
33.3
-141.7
1328.6
1187.0
Black
3
1
0
2
1.0
33.3
-141.7
1305.5
1163.8
Rapid
All
8
3
0
5
3.0
37.5
-106.3
1203.0
1096.7
White
4
1
0
3
1.0
25.0
-212.5
1220.4
1007.9
Black
4
2
0
2
2.0
50.0
0.0
1185.5
1185.5
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
2110159903
Siebritz, N (Noelle)
1
1.0
1
0
0
100.0
1173.1
425.0
1598.1
View list
2
2100156870
Scholtz, J (Jodine)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1070304916
Salomo, C (Cohen)
1
1.0
1
0
0
100.0
1173.1
425.0
1598.1
View list
4
1090304915
Oewies, J (Jowan)
1
1.0
1
0
0
100.0
1173.1
425.0
1598.1
View list
5
1080192714
Dietrich, S (Shamiel)
1
1.0
1
0
0
100.0
1173.1
425.0
1598.1
View list
6
1100151509
Zogo, C (Credo)
1
0.0
0
0
1
0.0
1173.1
-425.0
748.1
View list
7
109090543
Visagie, C (Christopher)
1
0.0
0
0
1
0.0
1173.1
-425.0
748.1
View list
8
208078559
Van Zyl, M (Mea)
1
0.0
0
0
1
0.0
1173.1
-425.0
748.1
View list
9
1100304919
Spoelstra, R (Robey)
1
0.0
0
0
1
0.0
1173.1
-425.0
748.1
View list
10
2100159901
Matthews, K (Kaylee)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
2100192706
Kriek, K (Kari)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
12
1120139044
Koopman, V (Virat)
1
0.0
0
0
1
0.0
1173.1
-425.0
748.1
View list
13
209077302
Ellman, E (Elle-Marie)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
14
109093484
Duiker, P (Phillip)
1
0.0
0
0
1
0.0
1173.1
-425.0
748.1
View list