Chess South Africa
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Chess South Africa
Beyers, D (Donna-Claire)
Dob:
2009/08/05 (U16)
Gender:
Female
Chess SA id:
2090102785
FIDE id:
Region:
Overberg (WOS)
Citizen:
RSA
Title(s):
Last active:
2022/08/20 (825 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
1143.2
Current Weighted rating
1143.2
Current Weighted performance
758.9
Current official/published rating (highest between Raw, WR and WP)
1143.2
Current highest rating achieved
1143.2
Current floor (min rating allowed)
643.2
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)
±179.8
Current Raw change used (final)
0.0
Projected new Raw rating
1143.2
Projected new Weighed rating
1051.7
Projected new Weighted performance
758.9
Projected new final Raw rating (if new WP > new Raw)
1143.2
Projected new highest rating
1143.2
Projected new floor
643.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1143.2
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
1138.8
Current Weighted rating
1138.8
Current Weighted performance
758.9
Current official/published rating (highest between Raw, WR and WP)
1138.8
Current highest rating achieved
1138.8
Current floor (min rating allowed)
638.8
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)
±180.9
Current Raw change used (final)
0.0
Projected new Raw rating
1138.8
Projected new Weighed rating
1047.7
Projected new Weighted performance
758.9
Projected new final Raw rating (if new WP > new Raw)
1138.8
Projected new highest rating
1138.8
Projected new floor
638.8
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1138.8
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
8
Overberg Topskole 2022 (O13)
2022/08/20
2022/08/20
Overberg (WOS)
Standard
60
0.83
5
5
3.0
1112.0
1099.6
Analysis
7
Western Cape Schools 2022 (U13 Girls)
2022/05/28
2022/05/29
Cape Winelands (WCW)
Standard
65
0.85
6
6
2.0
1121.9
1111.2
Analysis
6
Overberg Primary Schools Closed 2022 (U13 Girls)
2022/03/12
2022/03/12
Overberg (WOS)
Standard
60
0.83
5
5
3.0
1092.7
1078.0
Analysis
5
Overberg Closed 2020 (U11 Girls)
2020/03/15
2020/03/15
Overberg (WOS)
Standard
60
0.83
5
5
3.0
1046.6
1019.6
Analysis
4
Western Cape Top Schools 2019 (U13 Girls)
2019/08/31
2019/09/01
Cape Winelands (WCW)
Standard
60
0.83
5
4
1.0
1048.3
1017.6
Analysis
3
Overberg Top Schools 2019 (U11)
2019/07/20
2019/07/20
Overberg (WOS)
Standard
60
0.83
5
5
1.0
1105.1
1086.0
Analysis
2
Overberg First Trial 2019 (U12)
2019/02/23
2019/02/23
Overberg (WOS)
Standard
60
0.83
5
5
2.0
1117.7
1100.4
Analysis
1
Overberg 3rd Trial 2018 (U10)
2018/05/26
2018/05/26
Overberg (WOS)
Standard
60
0.83
5
5
0.5
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
45
16
1
28
16.5
36.7
-113.3
1139.6
1026.3
White
20
3
0
17
3.0
15.0
-297.5
1088.3
790.8
Black
25
13
1
11
13.5
54.0
34.0
1180.7
1214.7
Standard
All
45
16
1
28
16.5
36.7
-113.3
1139.6
1026.3
White
20
3
0
17
3.0
15.0
-297.5
1088.3
790.8
Black
25
13
1
11
13.5
54.0
34.0
1180.7
1214.7
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
2080154672
Mcosana, O (Oyama)
2
2.0
2
0
0
100.0
1105.1
425.0
1530.1
View list
2
208080804
Marais, H (Hope)
2
0.0
0
0
2
0.0
1105.1
-425.0
680.1
View list
3
2100110753
Magida, S (Sinawo)
2
0.0
0
0
2
0.0
1069.7
-425.0
644.7
View list
4
2090099929
Haman, B (Bionica)
2
0.0
0
0
2
0.0
1105.1
-425.0
680.1
View list
5
207084105
Dondolo, A (Ayola)
2
0.0
0
0
2
0.0
1105.1
-425.0
680.1
View list
6
1080110747
Snyman, S (Sebastian)
2
0.0
0
0
2
0.0
1105.1
-425.0
680.1
View list
7
2070118816
Marawu, S (Simanye)
1
1.0
1
0
0
100.0
1048.3
425.0
1473.3
View list
8
2100116675
Kamana, I (Inathi)
1
1.0
1
0
0
100.0
1046.6
425.0
1471.6
View list
9
2090138475
Jacobs, C (Cassidy)
1
1.0
1
0
0
100.0
1092.7
425.0
1517.7
View list
10
2100139166
Herselman, K (Kara)
1
1.0
1
0
0
100.0
1121.9
425.0
1546.9
View list
11
1090145246
Bontom, J (Jaden Leigh)
1
1.0
1
0
0
100.0
1112.0
425.0
1537.0
View list
12
1100138451
De Vos, K (Kyle)
1
1.0
1
0
0
100.0
1112.0
425.0
1537.0
View list
13
2090133313
Groenewald, J (Jessica)
1
1.0
1
0
0
100.0
1046.6
425.0
1471.6
View list
14
2100133314
Mazala, A (Asakhe)
1
1.0
1
0
0
100.0
1092.7
425.0
1517.7
View list
15
208094918
Mdlokovane, S (Sphendulwe)
1
1.0
1
0
0
100.0
1117.7
425.0
1542.7
View list
16
2100130332
Mhandu, J (Judith)
1
1.0
1
0
0
100.0
1046.6
425.0
1471.6
View list
17
2100139169
Ndodo, Z (Zainab)
1
1.0
1
0
0
100.0
1121.9
425.0
1546.9
View list
18
1090110742
Rathbone, J (Johnathan)
1
1.0
1
0
0
100.0
1117.7
425.0
1542.7
View list
19
2100138477
Ruiters, J (Justine)
1
1.0
1
0
0
100.0
1112.0
425.0
1537.0
View list
20
2090138481
Van Der Vyver, M (Michae)
1
1.0
1
0
0
100.0
1092.7
425.0
1517.7
View list