Chess South Africa
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Chess South Africa
Van Der Merwe, L (Lane)
Dob:
2012/12/20 (U14)
Gender:
Female
Chess SA id:
2120141807
FIDE id:
Region:
Buffalo City (EBC)
Citizen:
RSA
Title(s):
Last active:
2023/08/12 (280 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
1027.6
Curent Weighted rating
1074.3
Curent Weighted performance
827.4
Current official/published rating (highest between Raw, WR and WP)
1074.3
Current floor (min rating allowed)
705.0
Current highest rating achieved
1205.0
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)
±212.0
Current Raw change used (final)
0.0
Projected new Raw rating
1027.6
Projected new Weighed rating
1067.6
Projected new Weighted performance
827.4
Projected new official/published rating (highest between new Raw, new WR and new WP)
1067.6
Projected effective change (new Official - current Official)
-6.8
Projected new highest rating
1205.0
Projected new floor
705.0
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
1059.5
Curent Weighted rating
1103.5
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1103.5
Current floor (min rating allowed)
720.4
Current highest rating achieved
1220.4
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)
±202.6
Current Raw change used (final)
0.0
Projected new Raw rating
1059.5
Projected new Weighed rating
1097.3
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1097.3
Projected effective change (new Official - current Official)
-6.2
Projected new highest rating
1220.4
Projected new floor
720.4
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
1066.8
Curent Weighted rating
1096.9
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1096.9
Current floor (min rating allowed)
691.2
Current highest rating achieved
1191.2
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)
±200.5
Current Raw change used (final)
0.0
Projected new Raw rating
1066.8
Projected new Weighed rating
1092.2
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
1092.2
Projected effective change (new Official - current Official)
-4.7
Projected new highest rating
1191.2
Projected new floor
691.2
Projected new K-facor
40
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)
691.2
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
691.2
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
8
3rd BC Trials 2023 (U14B)
2023/08/12
2023/08/12
Buffalo City (EBC)
Standard
60
0.83
5
3
0.0
1099.9
1161.0
Analysis
7
3rd BC Trials 2023 (U12A)
2023/08/12
2023/08/12
Buffalo City (EBC)
Standard
60
0.83
5
3
0.0
1099.9
1161.0
Analysis
6
2nd BC Trials 2023 (U12A)
2023/06/03
2023/06/03
Buffalo City (EBC)
Rapid
30
0.60
7
6
0.0
1158.4
1182.0
Analysis
5
BC Chess Trials 1 of 5 2023 (U12B)
2023/04/22
2023/04/22
Buffalo City (EBC)
Standard
60
0.83
5
5
1.0
1205.0
1220.4
Analysis
4
2nd Little Vikings 2023 (U12B)
2023/02/23
2023/02/23
Buffalo City (EBC)
Standard
60
0.83
5
5
3.0
1184.7
1200.0
Analysis
3
Slum Knights 2nd Open 2022 (C)
2022/09/17
2022/09/17
Buffalo City (EBC)
Rapid
35
0.66
6
6
3.0
1190.2
1191.2
Analysis
2
BC Chess Trials 5 of 5 2022 (C)
2022/06/11
2022/06/11
Buffalo City (EBC)
Rapid
20
0.47
7
7
4.0
1180.6
1160.0
Analysis
1
BC Chess 4th Border Trials 2022 (C)
2022/05/21
2022/05/21
Buffalo City (EBC)
Rapid
20
0.47
6
6
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
41
10
6
25
13.0
31.7
-155.5
1186.9
1031.4
White
20
5
5
10
7.5
37.5
-106.3
1190.6
1084.4
Black
21
5
1
15
5.5
26.2
-202.4
1183.3
980.9
Standard
All
16
4
0
12
4.0
25.0
-212.5
1188.1
975.6
White
7
2
0
5
2.0
28.6
-182.1
1197.4
1015.3
Black
9
2
0
7
2.0
22.2
-236.1
1180.9
944.8
Rapid
All
25
6
6
13
9.0
36.0
-119.0
1186.1
1067.1
White
13
3
5
5
5.5
42.3
-65.4
1187.0
1121.6
Black
12
3
1
8
3.5
29.2
-177.1
1185.1
1008.1
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
1150141806
Van Daalen, M (Marlo)
2
2.0
2
0
0
100.0
1185.4
425.0
1610.4
View list
2
1120150770
Hallam, S (Samkelisiwe)
2
1.0
1
0
1
50.0
1171.6
0.0
1171.6
View list
3
1130141795
Kriel, A (Anais)
2
0.5
0
1
1
25.0
1190.3
-212.5
977.8
View list
4
1140136885
Khandoo, N (Nilan)
2
0.5
0
1
1
25.0
1185.4
-212.5
972.9
View list
5
1120153217
Balfour, O (Omeleza)
2
0.0
0
0
2
0.0
1181.7
-425.0
756.7
View list
6
1120153664
Dyani, I (Isivile)
2
0.0
0
0
2
0.0
1181.7
-425.0
756.7
View list
7
1130153666
Hastie, D (Deewin)
2
0.0
0
0
2
0.0
1129.2
-425.0
704.2
View list
8
1110136893
Thulo, K (Kananelo)
2
0.0
0
0
2
0.0
1150.0
-425.0
725.0
View list
9
1130148998
John, A (Aiden)
1
1.0
1
0
0
100.0
1184.7
425.0
1609.7
View list
10
1130136882
Jagers, N (Noah)
1
1.0
1
0
0
100.0
1180.6
425.0
1605.6
View list
11
1140141792
Gula, U (Ululutho)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
12
2120153904
David, T (Thimna)
1
1.0
1
0
0
100.0
1205.0
425.0
1630.0
View list
13
1120150772
Mafukidze, A (Arnold)
1
1.0
1
0
0
100.0
1184.7
425.0
1609.7
View list
14
1140141799
Mivuyo, V (Vutula)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
15
1130136891
Scheeld, L (Liam)
1
1.0
1
0
0
100.0
1190.2
425.0
1615.2
View list
16
1130136873
Basson, Z (Zachary)
1
0.5
0
1
0
50.0
1180.6
0.0
1180.6
View list
17
1100146657
Hannan, T (Troy)
1
0.5
0
1
0
50.0
1190.2
0.0
1190.2
View list
18
2120136884
Joubert, B (Bethany)
1
0.5
0
1
0
50.0
1180.6
0.0
1180.6
View list
19
1110146658
Petschel, M (Martin)
1
0.5
0
1
0
50.0
1190.2
0.0
1190.2
View list
20
1110136883
Joseph, A (Aahaana)
1
0.0
0
0
1
0.0
1180.6
-425.0
755.6
View list