Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Ferreira, L (Lee-Ann)
Dob:
2009/04/20 (U16)
Gender:
Female
Chess SA id:
209079387
FIDE id:
Region:
Frances Baard (NCF)
Citizen:
RSA
Title(s):
Last active:
2024/10/05 (49 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
1183.6
Current Weighted rating
1195.1
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1195.1
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
Games played this month
6
Score (S)
0.5
Expected score (We)
2.75
Difference (S-We)
-1.87
Current Raw change (no limits, including tournament time weight)
-67.2
Current min/max change allowed (with limits)
±169.7
Current Raw change used (final)
-67.2
Projected new Raw rating
1116.4
Projected new Weighed rating
1099.3
Projected new Weighted performance
563.9
Projected new final Raw rating (if new WP > new Raw)
1116.4
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)
1116.4
Projected effective change (new Official - current Official)
-78.7
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
1179.5
Current Weighted rating
1193.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1193.8
Current highest rating achieved
1200.0
Current floor (min rating allowed)
700.0
Current K-factor
36
Games played this month
6
Score (S)
0.5
Expected score (We)
2.77
Difference (S-We)
-2.27
Current Raw change (no limits, including tournament time weight)
-81.7
Current min/max change allowed (with limits)
±170.7
Current Raw change used (final)
-81.7
Projected new Raw rating
1097.8
Projected new Weighed rating
1098.1
Projected new Weighted performance
563.9
Projected new final Raw rating (if new WP > new Raw)
1097.8
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)
1098.1
Projected effective change (new Official - current Official)
-95.7
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
Tournament:
Paarl Boys' High Chess Festival 2024 (C)
Start:
2024/10/04
End:
2024/10/05
Host:
WCW
Type:
Standard
Time:
60
Time weight:
0.83
Rounds:
6
Games:
6
Score:
0.5
Main rating:
1183.6
Rating gain/loss:
-67.2
Type rating:
1179.5
Rating gain/loss:
-81.7
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
2
Paarl Boys' High Chess Festival 2024 (C)
2024/10/04
2024/10/05
Cape Winelands (WCW)
Standard
60
0.83
6
6
0.5
1183.6
1179.5
Analysis
1
2024 Duineveld Open Toernooi (U16)
2024/07/20
2024/07/20
ZF Mgcawu (NZF)
Standard
60
0.83
5
5
2.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
2
Paarl Boys' High Chess Festival 2024 (C)
2024/10/04
2024/10/05
Cape Winelands (WCW)
Standard
60
0.83
6
6
0.5
1183.6
1179.5
Analysis
1
2024 Duineveld Open Toernooi (U16)
2024/07/20
2024/07/20
ZF Mgcawu (NZF)
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
11
2
1
8
2.5
22.7
-231.8
1203.1
971.3
White
5
1
1
3
1.5
30.0
-170.0
1188.1
1018.1
Black
6
1
0
5
1.0
16.7
-283.3
1215.6
932.3
Standard
All
11
2
1
8
2.5
22.7
-231.8
1203.1
971.3
White
5
1
1
3
1.5
30.0
-170.0
1188.1
1018.1
Black
6
1
0
5
1.0
16.7
-283.3
1215.6
932.3
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
2
1
8
2.5
22.7
-231.8
1203.1
971.3
White
5
1
1
3
1.5
30.0
-170.0
1188.1
1018.1
Black
6
1
0
5
1.0
16.7
-283.3
1215.6
932.3
Standard
All
11
2
1
8
2.5
22.7
-231.8
1203.1
971.3
White
5
1
1
3
1.5
30.0
-170.0
1188.1
1018.1
Black
6
1
0
5
1.0
16.7
-283.3
1215.6
932.3
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
1090306998
Isaks, I (Ilaiyla)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
2
2080307004
Van Wyk, L (Leo-Nay)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
3
1080310010
Mhlongo, M (Michael)
1
0.5
0
1
0
50.0
1183.6
0.0
1183.6
View list
4
2080151285
Visser, B (Beandri)
1
0.0
0
0
1
0.0
1183.6
-425.0
758.6
View list
5
2090313371
Turner, I (Isabella)
1
0.0
0
0
1
0.0
1183.6
-425.0
758.6
View list
6
1090152201
Thiersen, N (Noa)
1
0.0
0
0
1
0.0
1183.6
-425.0
758.6
View list
7
1090307002
Prins, X (Xylon)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
8
2080142236
Irion, T (Tash-Lee)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
1090150652
Du Plessis, M (Matthys Armand)
1
0.0
0
0
1
0.0
1183.6
-425.0
758.6
View list
10
1090306996
Du Plessis, M (Marlon)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
11
1090146164
Benson, L (Luke)
1
0.0
0
0
1
0.0
1183.6
-425.0
758.6
View list