Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Van Der Merwe, A (Adele)
Dob:
2013/12/24 (U12)
Gender:
Female
Chess SA id:
2130145729
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2024/04/06 (37 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
1116.3
Curent Weighted rating
1122.3
Curent Weighted performance
1016.3
Current official/published rating (highest between Raw, WR and WP)
1122.3
Current floor (min rating allowed)
642.5
Current highest rating achieved
1142.5
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)
±186.8
Current Raw change used (final)
0.0
Projected new Raw rating
1116.3
Projected new Weighed rating
1121.8
Projected new Weighted performance
1016.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1121.8
Projected effective change (new Official - current Official)
-0.6
Projected new highest rating
1142.5
Projected new floor
642.5
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
1105.6
Curent Weighted rating
1115.7
Curent Weighted performance
1006.8
Current official/published rating (highest between Raw, WR and WP)
1115.7
Current floor (min rating allowed)
643.2
Current highest rating achieved
1143.2
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)
±189.7
Current Raw change used (final)
0.0
Projected new Raw rating
1105.6
Projected new Weighed rating
1115.0
Projected new Weighted performance
1006.8
Projected new official/published rating (highest between new Raw, new WR and new WP)
1115.0
Projected effective change (new Official - current Official)
-0.7
Projected new highest rating
1143.2
Projected new floor
643.2
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)
700.0
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
700.0
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
1200.0
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)
700.0
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
700.0
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
Ekurhuleni Open 2024 (C)
2024/04/06
2024/04/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
1.5
1142.5
1143.2
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
6
Ekurhuleni Open 2024 (C)
2024/04/06
2024/04/06
Ekurhuleni (GE)
Standard
60
0.83
5
5
1.5
1142.5
1143.2
Analysis
5
2023 Gauteng Top Schools (U13 Girls)
2023/08/18
2023/08/18
West Rand (GWR)
Standard
60
0.83
5
5
4.0
1068.1
1050.0
Analysis
4
Gauteng Schools Individual Finals 2023 (U11 Girls)
2023/05/26
2023/05/26
Ekurhuleni (GE)
Standard
60
0.83
5
5
1.5
1072.1
1050.8
Analysis
3
Ekurhuleni Springs Open 4 March 2023 (D)
2023/03/04
2023/03/04
Ekurhuleni (GE)
Standard
62
0.84
5
4
0.5
1111.4
1094.8
Analysis
2
Ekurhuleni Chess Springs Club Open 2022 (E)
2022/09/03
2022/09/03
Ekurhuleni (GE)
Standard
60
0.83
5
4
1.0
1140.9
1128.4
Analysis
1
2022 Gauteng Schools Team Championships (U9 Open)
2022/08/27
2022/08/27
Tshwane (GTP)
Standard
60
0.83
5
4
0.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
1
1
3
1.5
30.0
-170.0
1170.9
1000.9
White
2
0
0
2
0.0
0.0
-425.0
1200.8
775.8
Black
3
1
1
1
1.5
50.0
0.0
1150.9
1150.9
Standard
All
5
1
1
3
1.5
30.0
-170.0
1170.9
1000.9
White
2
0
0
2
0.0
0.0
-425.0
1200.8
775.8
Black
3
1
1
1
1.5
50.0
0.0
1150.9
1150.9
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
27
7
3
17
8.5
31.5
-157.4
1199.8
1042.4
White
14
2
0
12
2.0
14.3
-303.6
1222.5
919.0
Black
13
5
3
5
6.5
50.0
0.0
1175.4
1175.4
Standard
All
27
7
3
17
8.5
31.5
-157.4
1199.8
1042.4
White
14
2
0
12
2.0
14.3
-303.6
1222.5
919.0
Black
13
5
3
5
6.5
50.0
0.0
1175.4
1175.4
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
2100160900
Mhlongo, N (Noxolo)
1
1.0
1
0
0
100.0
1068.1
425.0
1493.1
View list
2
2110160867
Buthame, K (Keletso)
1
1.0
1
0
0
100.0
1068.1
425.0
1493.1
View list
3
1100146507
Blaauw, R (Rianelle)
1
1.0
1
0
0
100.0
1140.9
425.0
1565.9
View list
4
2130143301
Makume, K (Katlego)
1
1.0
1
0
0
100.0
1072.1
425.0
1497.1
View list
5
2100160924
Ramajoana, R (Reabetswe)
1
1.0
1
0
0
100.0
1068.1
425.0
1493.1
View list
6
2110145789
Ramara, K (Kutlwano)
1
1.0
1
0
0
100.0
1068.1
425.0
1493.1
View list
7
2140153042
Weakley, A (Alexandra)
1
1.0
1
0
0
100.0
1142.5
425.0
1567.5
View list
8
1130151741
Janse Van Vuuren, E (Estiaan)
1
0.5
0
1
0
50.0
1142.5
0.0
1142.5
View list
9
2120155220
Molaetsa, K (Kgomotso)
1
0.5
0
1
0
50.0
1072.1
0.0
1072.1
View list
10
2130151745
Mokonyane, O (Oratile)
1
0.5
0
1
0
50.0
1111.4
0.0
1111.4
View list
11
1110151744
Mncube, S (Siyamkhonza)
1
0.0
0
0
1
0.0
1111.4
-425.0
686.4
View list
12
1130145718
Poustie, C (Colin Knox)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
13
2100115599
Potgieter, W (Wilmari)
1
0.0
0
0
1
0.0
1068.1
-425.0
643.1
View list
14
1140145713
Niemann, T (Taylandre)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
15
2090142774
Nel, Z (Zonika)
1
0.0
0
0
1
0.0
1142.5
-425.0
717.5
View list
16
206066131
Muller, K (Kasandra)
1
0.0
0
0
1
0.0
1140.9
-425.0
715.9
View list
17
2120155216
Masondo, M (Mzamo)
1
0.0
0
0
1
0.0
1072.1
-425.0
647.1
View list
18
2120155214
Masana, C (Chabalala)
1
0.0
0
0
1
0.0
1072.1
-425.0
647.1
View list
19
1090155516
Malambula, O (Owethu)
1
0.0
0
0
1
0.0
1142.5
-425.0
717.5
View list
20
1110154023
Kruger, J (James)
1
0.0
0
0
1
0.0
1142.5
-425.0
717.5
View list