Chess South Africa
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Chess South Africa
Van Der Merwe, L (Lea)
Dob:
2016/04/29 (U10)
Gender:
Female
Chess SA id:
2160301535
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/05/11 (45 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
1200.9
Current Weighted rating
1199.2
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1200.9
Current highest rating achieved
1200.9
Current floor (min rating allowed)
700.9
Current K-factor
36
Games played this month
5
Score (S)
2.0
Expected score (We)
2.39
Difference (S-We)
-0.32
Current Raw change (no limits, including tournament time weight)
-11.7
Current min/max change allowed (with limits)
±165.6
Current Raw change used (final)
-11.7
Projected new Raw rating
1189.2
Projected new Weighed rating
1103.3
Projected new Weighted performance
896.7
Projected new final Raw rating (if new WP > new Raw)
1189.2
Projected new highest rating
1200.9
Projected new floor
700.9
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1189.2
Projected effective change (new Official - current Official)
-11.7
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
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
5
Score (S)
2.0
Expected score (We)
2.46
Difference (S-We)
-0.46
Current Raw change (no limits, including tournament time weight)
-18.4
Current min/max change allowed (with limits)
±165.8
Current Raw change used (final)
-18.4
Projected new Raw rating
1181.6
Projected new Weighed rating
1104.0
Projected new Weighted performance
370.0
Projected new final Raw rating (if new WP > new Raw)
1181.6
Projected new highest rating
1181.6
Projected new floor
681.6
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1181.6
Projected effective change (new Official - current Official)
-18.4
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
1202.4
Current Weighted rating
1198.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1202.4
Current highest rating achieved
1202.4
Current floor (min rating allowed)
702.4
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)
±165.2
Current Raw change used (final)
0.0
Projected new Raw rating
1202.4
Projected new Weighed rating
1102.8
Projected new Weighted performance
710.9
Projected new final Raw rating (if new WP > new Raw)
1202.4
Projected new highest rating
1202.4
Projected new floor
702.4
Projected new K-facor
36
Projected new official/published rating (highest between new Raw, new WR and new WP)
1202.4
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
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
Tournament:
Ekurhuleni North Primary Schools District Individual Finals 2024 (U9 Girls)
Start:
2024/05/11
End:
2024/05/11
Host:
GE
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
5
Games:
5
Score:
2.0
Main rating:
1200.9
Rating gain/loss:
-11.7
Type rating:
1200.0
Rating gain/loss:
-18.4
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
3
Ekurhuleni North Primary Schools District Individual Finals 2024 (U9 Girls)
2024/05/11
2024/05/11
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1200.9
1200.0
Analysis
2
Kempton Park Cluster Teams League 2024 (U9A)
2024/04/13
2024/04/13
Ekurhuleni (GE)
Rapid
30
0.60
5
4
2.5
1187.5
1178.4
Analysis
1
Kempton Park Cluster Individuals 2024 (U9 Girls)
2024/03/02
2024/03/02
Ekurhuleni (GE)
Rapid
30
0.60
5
5
2.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
Ekurhuleni North Primary Schools District Individual Finals 2024 (U9 Girls)
2024/05/11
2024/05/11
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.0
1200.9
1200.0
Analysis
2
Kempton Park Cluster Teams League 2024 (U9A)
2024/04/13
2024/04/13
Ekurhuleni (GE)
Rapid
30
0.60
5
4
2.5
1187.5
1178.4
Analysis
1
Kempton Park Cluster Individuals 2024 (U9 Girls)
2024/03/02
2024/03/02
Ekurhuleni (GE)
Rapid
30
0.60
5
5
2.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
5
3
6
6.5
46.4
-30.4
1205.5
1175.2
White
7
4
1
2
4.5
64.3
121.4
1211.2
1332.6
Black
7
1
2
4
2.0
28.6
-182.1
1199.9
1017.7
Standard
All
5
1
2
2
2.0
40.0
-85.0
1212.5
1127.5
White
2
1
1
0
1.5
75.0
212.5
1231.7
1444.2
Black
3
0
1
2
0.5
16.7
-283.3
1199.7
916.3
Rapid
All
9
4
1
4
4.5
50.0
0.0
1201.7
1201.7
White
5
3
0
2
3.0
60.0
85.0
1203.0
1288.0
Black
4
1
1
2
1.5
37.5
-106.3
1200.0
1093.8
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
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
14
5
3
6
6.5
46.4
-30.4
1205.5
1175.2
White
7
4
1
2
4.5
64.3
121.4
1211.2
1332.6
Black
7
1
2
4
2.0
28.6
-182.1
1199.9
1017.7
Standard
All
5
1
2
2
2.0
40.0
-85.0
1212.5
1127.5
White
2
1
1
0
1.5
75.0
212.5
1231.7
1444.2
Black
3
0
1
2
0.5
16.7
-283.3
1199.7
916.3
Rapid
All
9
4
1
4
4.5
50.0
0.0
1201.7
1201.7
White
5
3
0
2
3.0
60.0
85.0
1203.0
1288.0
Black
4
1
1
2
1.5
37.5
-106.3
1200.0
1093.8
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
2150301533
Thoobe, S (Suzan)
2
0.5
0
1
1
25.0
1200.5
-212.5
988.0
View list
2
1150301524
Smous, O (Onalexona)
1
1.0
1
0
0
100.0
1187.5
425.0
1612.5
View list
3
2160305783
Ncube, N (Nolwazi)
1
1.0
1
0
0
100.0
1200.9
425.0
1625.9
View list
4
2150301532
Roets, J (Juanne')
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
1160302595
Brooks, L (Liam)
1
1.0
1
0
0
100.0
1187.5
425.0
1612.5
View list
6
2150301530
Gottsch, A (Astrid)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
2150301529
Engelbrecht, C (Chanel)
1
0.5
0
1
0
50.0
1200.9
0.0
1200.9
View list
8
1150302611
Ndhlovu, R (Rifumo)
1
0.5
0
1
0
50.0
1187.5
0.0
1187.5
View list
9
2160305787
Sibanda, T (Thandeka)
1
0.0
0
0
1
0.0
1200.9
-425.0
775.9
View list
10
2150139615
Negota, R (Rialivhuwa)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
2160305780
Mnisi, S (Saseka)
1
0.0
0
0
1
0.0
1200.9
-425.0
775.9
View list
12
1150302599
Delport, S (Skyla)
1
0.0
0
0
1
0.0
1187.5
-425.0
762.5
View list
13
2150301527
Arnot, J (Jewel)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list