Chess South Africa
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Chess South Africa
Van Der Merwe, B (Bianca)
Dob:
2000/03/24 (Adult)
Gender:
Female
Chess SA id:
200039061
FIDE id:
Region:
Cape Town (WCT)
Citizen:
RSA
Title(s):
Last active:
2022/12/09 (520 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
1100.3
Curent Weighted rating
1094.4
Curent Weighted performance
621.3
Current official/published rating (highest between Raw, WR and WP)
1100.3
Current floor (min rating allowed)
600.3
Current highest rating achieved
1100.3
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)
±191.1
Current Raw change used (final)
0.0
Projected new Raw rating
1100.3
Projected new Weighed rating
1096.1
Projected new Weighted performance
621.3
Projected new official/published rating (highest between new Raw, new WR and new WP)
1100.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1100.3
Projected new floor
600.3
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
1114.2
Curent Weighted rating
1109.0
Curent Weighted performance
614.7
Current official/published rating (highest between Raw, WR and WP)
1114.2
Current floor (min rating allowed)
614.2
Current highest rating achieved
1114.2
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)
±187.4
Current Raw change used (final)
0.0
Projected new Raw rating
1114.2
Projected new Weighed rating
1110.5
Projected new Weighted performance
614.7
Projected new official/published rating (highest between new Raw, new WR and new WP)
1114.2
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1114.2
Projected new floor
614.2
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
849.0
Curent Weighted rating
849.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
849.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
921.0
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)
±273.4
Current Raw change used (final)
0.0
Projected new Raw rating
849.0
Projected new Weighed rating
849.0
Projected new Weighted performance
0.0
Projected new official/published rating (highest between new Raw, new WR and new WP)
849.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
921.0
Projected new floor
500.0
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
885.0
Curent Weighted rating
885.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
885.0
Current floor (min rating allowed)
500.0
Current highest rating achieved
921.0
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)
±259.7
Current Raw change used (final)
0.0
Projected new Raw rating
885.0
Projected new Weighed rating
885.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
885.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
921.0
Projected new floor
500.0
Projected new K-facor
40
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
7
Ussa Chess Championships 2022 (Ladies)
2022/12/05
2022/12/09
Frances Baard (NCF)
Standard
120
1.00
9
9
4.5
1015.9
1039.4
Analysis
6
3rd ACL Chess Festival 2019 (Open)
2019/09/05
2019/09/05
Cape Town (WCT)
Rapid
25
0.54
6
5
0.0
949.0
885.0
Analysis
5
2019 Western Province League (C)
2019/07/27
2019/09/07
Cape Town (WCT)
Standard
120
1.00
11
6
2.5
949.0
958.2
Analysis
4
2019 Western Province League (E)
2019/07/27
2019/08/10
Cape Town (WCT)
Standard
60
0.83
9
3
1.0
940.7
952.6
Analysis
3
2019 WP Youth Open (C)
2019/07/13
2019/07/13
Cape Town (WCT)
Standard
60
0.83
5
5
2.5
883.3
883.0
Analysis
2
Western Cape Top Schools 2018 (U15-U19 Girls)
2018/08/25
2018/08/26
Overberg (WOS)
Standard
60
0.83
5
4
0.5
924.5
932.6
Analysis
1
2018 Central District Trials (U18)
2018/02/02
2018/02/03
Cape Town (WCT)
Standard
60
0.83
6
6
2.0
885.0
885.0
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
38
11
4
23
13.0
34.2
-134.2
1210.1
1075.9
White
19
6
4
9
8.0
42.1
-67.1
1208.8
1141.6
Black
19
5
0
14
5.0
26.3
-201.3
1211.5
1010.2
Standard
All
33
11
4
18
13.0
39.4
-90.2
1204.9
1114.7
White
17
6
4
7
8.0
47.1
-25.0
1201.8
1176.8
Black
16
5
0
11
5.0
31.3
-159.4
1208.2
1048.8
Rapid
All
5
0
0
5
0.0
0.0
-425.0
1244.8
819.8
White
2
0
0
2
0.0
0.0
-425.0
1268.2
843.2
Black
3
0
0
3
0.0
0.0
-425.0
1229.2
804.2
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
202046807
Mkhulisi, P (Palesa)
1
1.0
1
0
0
100.0
1015.9
425.0
1440.9
View list
2
2020148125
Mdlalose, N (Nomthandazo)
1
1.0
1
0
0
100.0
1015.9
425.0
1440.9
View list
3
1070116551
Masephe, N (Ntsika)
1
1.0
1
0
0
100.0
883.3
425.0
1308.3
View list
4
2020148122
Mangwane, N (Neo)
1
1.0
1
0
0
100.0
1015.9
425.0
1440.9
View list
5
208088218
Mackintosh, M (Michaella)
1
1.0
1
0
0
100.0
949.0
425.0
1374.0
View list
6
1000096126
Hendricks, T (Tharwat)
1
1.0
1
0
0
100.0
885.0
425.0
1310.0
View list
7
2000148130
Ramatsetse, L (Lehlogonolo)
1
1.0
1
0
0
100.0
1015.9
425.0
1440.9
View list
8
194035406
Smith, L (Lyle)
1
1.0
1
0
0
100.0
949.0
425.0
1374.0
View list
9
1090109860
Solomon, I (Izaiah)
1
1.0
1
0
0
100.0
883.3
425.0
1308.3
View list
10
1010096140
Tomuseni, I (Ivan Xolani)
1
1.0
1
0
0
100.0
885.0
425.0
1310.0
View list
11
1070117970
Witbooi, L (Lwando)
1
1.0
1
0
0
100.0
940.7
425.0
1365.7
View list
12
209087792
Groenewald, A (Ancha)
1
0.5
0
1
0
50.0
883.3
0.0
883.3
View list
13
1760106183
Botes, R (Renier)
1
0.5
0
1
0
50.0
949.0
0.0
949.0
View list
14
202087317
Olivier, E (Elginay)
1
0.5
0
1
0
50.0
924.5
0.0
924.5
View list
15
200048587
Segooa, K (Kelebogile)
1
0.5
0
1
0
50.0
1015.9
0.0
1015.9
View list
16
2060106555
Phongoma, L (Lisakhanya)
1
0.0
0
0
1
0.0
940.7
-425.0
515.7
View list
17
107076747
Osborne, R (Ryan Eugene)
1
0.0
0
0
1
0.0
940.7
-425.0
515.7
View list
18
104066250
Ohlson, L (Liam)
1
0.0
0
0
1
0.0
949.0
-425.0
524.0
View list
19
105049855
Nel, MD (Markus Daniel)
1
0.0
0
0
1
0.0
949.0
-425.0
524.0
View list
20
1000096150
Msila, A (Ayanda)
1
0.0
0
0
1
0.0
885.0
-425.0
460.0
View list