Chess South Africa
Last updated:
Player Page
Home
Chess South Africa
Naidoo, L (Leon)
Dob:
2009/12/30 (U16)
Gender:
Male
Chess SA id:
1090306078
FIDE id:
Region:
Nelson Mandela Bay (ENM)
Citizen:
RSA
Title(s):
Last active:
2024/09/01 (18 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
1158.5
Current Weighted rating
1191.8
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1191.8
Current highest rating achieved
1176.5
Current floor (min rating allowed)
676.5
Current K-factor
40
Games played this month
4
Score (S)
0.0
Expected score (We)
1.13
Difference (S-We)
-1.13
Current Raw change (no limits, including tournament time weight)
-45.2
Current min/max change allowed (with limits)
±175.9
Current Raw change used (final)
-45.2
Projected new Raw rating
1113.3
Projected new Weighed rating
1096.1
Projected new Weighted performance
574.1
Projected new final Raw rating (if new WP > new Raw)
1113.3
Projected new highest rating
1176.5
Projected new floor
676.5
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1113.3
Projected effective change (new Official - current Official)
-78.5
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
1169.2
Current Weighted rating
1192.9
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1192.9
Current highest rating achieved
1169.2
Current floor (min rating allowed)
669.2
Current K-factor
40
Games played this month
4
Score (S)
0.0
Expected score (We)
1.10
Difference (S-We)
-1.10
Current Raw change (no limits, including tournament time weight)
-44.0
Current min/max change allowed (with limits)
±173.3
Current Raw change used (final)
-44.0
Projected new Raw rating
1125.2
Projected new Weighed rating
1097.2
Projected new Weighted performance
320.1
Projected new final Raw rating (if new WP > new Raw)
1125.2
Projected new highest rating
1169.2
Projected new floor
669.2
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1125.2
Projected effective change (new Official - current Official)
-67.7
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
1140.4
Current Weighted rating
1190.7
Current Weighted performance
Current official/published rating (highest between Raw, WR and WP)
1190.7
Current highest rating achieved
1140.4
Current floor (min rating allowed)
640.4
Current K-factor
40
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)
±180.5
Current Raw change used (final)
0.0
Projected new Raw rating
1140.4
Projected new Weighed rating
1095.1
Projected new Weighted performance
334.3
Projected new final Raw rating (if new WP > new Raw)
1140.4
Projected new highest rating
1140.4
Projected new floor
640.4
Projected new K-facor
40
Projected new official/published rating (highest between new Raw, new WR and new WP)
1140.4
Projected effective change (new Official - current Official)
-50.3
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
0.0
Current floor (min rating allowed)
700.0
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)
±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
0.0
Projected new floor
700.0
Projected new K-facor
40
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:
2024 UCC Mind Over Board (A)
Start:
2024/08/30
End:
2024/09/01
Host:
ENM
Type:
Standard
Time:
120
Time weight:
1.00
Rounds:
4
Games:
4
Score:
0.0
Main rating:
1145.1
Rating gain/loss:
-45.2
Type rating:
1149.6
Rating gain/loss:
-44.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
4
2024 UCC Mind Over Board (A)
2024/08/30
2024/09/01
Nelson Mandela Bay (ENM)
Standard
120
1.00
5
4
0.0
1145.1
1149.6
Analysis
3
UCC Royal Cup Classic July 2024 (A)
2024/07/09
2024/08/06
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
2
0.0
1158.5
1169.2
Analysis
2
Uitenhage Chess Club Rapid June 2024
2024/06/18
2024/07/02
Nelson Mandela Bay (ENM)
Rapid
22
0.50
6
5
1.0
1176.5
1200.0
Analysis
1
Uitenhage Chess Club Presidential Cup 2024 (A)
2024/04/30
2024/05/28
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
2
0.0
1200.0
1200.0
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
4
2024 UCC Mind Over Board (A)
2024/08/30
2024/09/01
Nelson Mandela Bay (ENM)
Standard
120
1.00
5
4
0.0
1145.1
1149.6
Analysis
3
UCC Royal Cup Classic July 2024 (A)
2024/07/09
2024/08/06
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
2
0.0
1158.5
1169.2
Analysis
2
Uitenhage Chess Club Rapid June 2024
2024/06/18
2024/07/02
Nelson Mandela Bay (ENM)
Rapid
22
0.50
6
5
1.0
1176.5
1200.0
Analysis
1
Uitenhage Chess Club Presidential Cup 2024 (A)
2024/04/30
2024/05/28
Nelson Mandela Bay (ENM)
Standard
62
0.84
5
2
0.0
1200.0
1200.0
Analysis
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
13
1
0
12
1.0
7.7
-359.6
1345.0
985.4
White
7
1
0
6
1.0
14.3
-303.6
1307.9
1004.3
Black
6
0
0
6
0.0
0.0
-425.0
1388.3
963.3
Standard
All
8
0
0
8
0.0
0.0
-425.0
1382.1
957.1
White
4
0
0
4
0.0
0.0
-425.0
1323.8
898.8
Black
4
0
0
4
0.0
0.0
-425.0
1440.5
1015.5
Rapid
All
5
1
0
4
1.0
20.0
-255.0
1285.7
1030.7
White
3
1
0
2
1.0
33.3
-141.7
1286.8
1145.1
Black
2
0
0
2
0.0
0.0
-425.0
1284.1
859.1
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
13
1
0
12
1.0
7.7
-359.6
1345.0
985.4
White
7
1
0
6
1.0
14.3
-303.6
1307.9
1004.3
Black
6
0
0
6
0.0
0.0
-425.0
1388.3
963.3
Standard
All
8
0
0
8
0.0
0.0
-425.0
1382.1
957.1
White
4
0
0
4
0.0
0.0
-425.0
1323.8
898.8
Black
4
0
0
4
0.0
0.0
-425.0
1440.5
1015.5
Rapid
All
5
1
0
4
1.0
20.0
-255.0
1285.7
1030.7
White
3
1
0
2
1.0
33.3
-141.7
1286.8
1145.1
Black
2
0
0
2
0.0
0.0
-425.0
1284.1
859.1
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
1100139751
Hall, J (Joshua)
2
0.0
0
0
2
0.0
1160.8
-425.0
735.8
View list
2
1100160716
Barnard, C (Connor)
1
1.0
1
0
0
100.0
1176.5
425.0
1601.5
View list
3
178000765
Arendse, L (Luke)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
4
171070031
Van Der Bank, RO (Ronald)
1
0.0
0
0
1
0.0
1176.5
-425.0
751.5
View list
5
1090160731
Tharell, W (Wilson)
1
0.0
0
0
1
0.0
1176.5
-425.0
751.5
View list
6
108070879
Slabbert, D (Deon)
1
0.0
0
0
1
0.0
1158.5
-425.0
733.5
View list
7
1100139765
Schler, J (Jayden)
1
0.0
0
0
1
0.0
1145.1
-425.0
720.1
View list
8
2130139738
Schler, J (Jannei)
1
0.0
0
0
1
0.0
1200.0
-425.0
775.0
View list
9
184089100
Ngqongqo, M (Masixole)
1
0.0
0
0
1
0.0
1145.1
-425.0
720.1
View list
10
1110151680
Nel, L (Liam)
1
0.0
0
0
1
0.0
1158.5
-425.0
733.5
View list
11
1120154747
Mclachlan, G (Geoffrey)
1
0.0
0
0
1
0.0
1176.5
-425.0
751.5
View list
12
107057083
Lagardien, I (Ismaeel)
1
0.0
0
0
1
0.0
1145.1
-425.0
720.1
View list