Chess South Africa
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Chess South Africa
Van Der Merwe, A (Alexa)
Dob:
2006/01/09 (U20)
Gender:
Female
Chess SA id:
2060101349
FIDE id:
Region:
Ekurhuleni (GE)
Citizen:
RSA
Title(s):
Last active:
2019/05/25 (2008 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
1195.7
Current Weighted rating
1195.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1195.7
Current highest rating achieved
1195.7
Current floor (min rating allowed)
695.7
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)
±166.8
Current Raw change used (final)
0.0
Projected new Raw rating
1195.7
Projected new Weighed rating
1100.0
Projected new Weighted performance
176.1
Projected new final Raw rating (if new WP > new Raw)
1195.7
Projected new highest rating
1195.7
Projected new floor
695.7
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1195.7
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
1194.8
Current Weighted rating
1194.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1194.8
Current highest rating achieved
1194.8
Current floor (min rating allowed)
694.8
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)
±167.0
Current Raw change used (final)
0.0
Projected new Raw rating
1194.8
Projected new Weighed rating
1099.2
Projected new Weighted performance
176.1
Projected new final Raw rating (if new WP > new Raw)
1194.8
Projected new highest rating
1194.8
Projected new floor
694.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1194.8
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
1200.0
Current floor (min rating allowed)
700.0
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)
±165.8
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
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
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
1200.0
Current floor (min rating allowed)
700.0
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
1104.0
Projected new Weighted performance
Projected new final Raw rating (if new WP > new Raw)
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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.
Did not participate this year.
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
3
2019 Gauteng Primary Schools Individual Chess Championships (U13 Girls)
2019/05/25
2019/05/25
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1167.5
1160.8
Analysis
2
Ekurhuleni North School District Finals 2019 (U13 Girls)
2019/05/11
2019/05/11
Ekurhuleni (GE)
Standard
60
0.83
5
1
1.0
1167.5
1160.8
Analysis
1
Ekurhuleni North Schools Individuals 2018 (U13 Girls)
2018/05/12
2018/05/12
Ekurhuleni (GE)
Standard
60
0.83
5
5
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
11
6
0
5
6.0
54.5
38.6
1129.1
1167.8
White
5
1
0
4
1.0
20.0
-255.0
1175.1
920.1
Black
6
5
0
1
5.0
83.3
283.3
1090.8
1374.2
Standard
All
11
6
0
5
6.0
54.5
38.6
1129.1
1167.8
White
5
1
0
4
1.0
20.0
-255.0
1175.1
920.1
Black
6
5
0
1
5.0
83.3
283.3
1090.8
1374.2
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
206057511
Terblanche, A (Annika)
2
0.0
0
0
2
0.0
1183.8
-425.0
758.8
View list
2
2070115273
Vukeya, K (Khanyisa)
1
1.0
1
0
0
100.0
1167.5
425.0
1592.5
View list
3
206088651
Bothma, L (Liandri)
1
1.0
1
0
0
100.0
1167.5
425.0
1592.5
View list
4
2000101361
Bopape, E (Emily)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
5
207094342
Ngwenya, F (Fortunate)
1
1.0
1
0
0
100.0
1167.5
425.0
1592.5
View list
6
2000101335
Mofoekeng, M (Mathidiso)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
7
2060113280
Mbambu, L (Linda)
1
1.0
1
0
0
100.0
1167.5
425.0
1592.5
View list
8
2000101332
Mbambo, L (Linda)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
2000101362
Labuschagne, Y (Yolandi)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
10
206081702
Khutshwa, N (Ntombizikhona)
1
0.0
0
0
1
0.0
1167.5
-425.0
742.5
View list
