Chess South Africa
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Chess South Africa
Shai, L (Leon)
Dob:
2002/12/31 (Adult)
Gender:
Male
Chess SA id:
1020103174
FIDE id:
Region:
Sedibeng (GSV)
Citizen:
RSA
Title(s):
Last active:
2023/12/08 (156 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
1703.5
Curent Weighted rating
1667.7
Curent Weighted performance
1609.9
Current official/published rating (highest between Raw, WR and WP)
1703.5
Current floor (min rating allowed)
1203.5
Current highest rating achieved
1703.5
Current K-factor
28
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)
±80.9
Current Raw change used (final)
0.0
Projected new Raw rating
1703.5
Projected new Weighed rating
1673.1
Projected new Weighted performance
1609.9
Projected new official/published rating (highest between new Raw, new WR and new WP)
1703.5
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1703.5
Projected new floor
1203.5
Projected new K-facor
28
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
1750.1
Curent Weighted rating
1684.5
Curent Weighted performance
1592.1
Current official/published rating (highest between Raw, WR and WP)
1750.1
Current floor (min rating allowed)
1250.1
Current highest rating achieved
1750.1
Current K-factor
28
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)
±75.7
Current Raw change used (final)
0.0
Projected new Raw rating
1750.1
Projected new Weighed rating
1692.8
Projected new Weighted performance
1592.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1750.1
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1750.1
Projected new floor
1250.1
Projected new K-facor
28
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
1200.0
Curent Weighted rating
1200.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1200.0
Current floor (min rating allowed)
700.0
Current highest rating achieved
1200.0
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
1200.0
Projected new Weighted performance
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
Projected new highest rating
1200.0
Projected new floor
700.0
Projected new K-facor
36
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
13
2023 USSA Championships (Open)
2023/12/04
2023/12/08
Ethekwini (KED)
Standard
120
1.00
9
9
6.0
1700.1
1704.6
Analysis
12
2023 Gauteng Noord (A)
2023/10/14
2023/10/15
Tshwane (GTP)
Standard
90
0.94
5
4
2.0
1627.2
1626.0
Analysis
11
2023 Moja Chess Extravaganza (B)
2023/09/30
2023/10/04
Frances Baard (NCF)
Standard
120
1.00
9
9
6.0
1627.2
1626.0
Analysis
10
2023 Centurion Chess Open (A)
2023/09/23
2023/09/23
Tshwane (GTP)
Standard
60
0.83
5
5
2.0
1643.7
1643.9
Analysis
9
Eureka Open 2023 (B)
2023/07/29
2023/07/29
Sedibeng (GSV)
Standard
60
0.83
5
5
4.0
1627.0
1626.5
Analysis
8
Mzansi Spring Open 2022 (Prestige)
2022/09/03
2022/09/03
Johannesburg Metro (GJM)
Standard
60
0.83
5
4
2.5
1533.8
1529.5
Analysis
7
Eureka Open 2022 (B)
2022/07/30
2022/07/30
Sedibeng (GSV)
Standard
60
0.83
5
5
4.0
1400.4
1413.2
Analysis
6
LS Vryheidsmonument Chess Open 2022 (A+B)
2022/05/07
2022/05/07
Sedibeng (GSV)
Standard
61
0.83
5
5
3.0
1399.5
1414.8
Analysis
5
Dirk De Koster Chess Open 2022 (B)
2022/04/23
2022/04/23
Ekurhuleni (GE)
Standard
61
0.83
5
5
5.0
1252.8
1263.3
Analysis
4
Lux Deo NG Kerk Chess Open 2022 (A+B)
2022/04/09
2022/04/09
Sedibeng (GSV)
Standard
61
0.83
5
5
3.5
1252.8
1263.3
Analysis
3
Fonteine Ope 2019 (A)
2019/10/19
2019/10/19
Sedibeng (GSV)
Standard
60
0.83
5
4
2.0
1222.6
1226.6
Analysis
2
Free State Schools Chess Championship 2019 (U18 Boys)
2019/05/25
2019/05/25
Lejweleputswa (FLW)
Standard
60
0.83
5
5
2.0
1232.5
1239.6
Analysis
1
Sasolburg Open 2018 (C)
2018/06/02
2018/06/02
Sedibeng (GSV)
Standard
61
0.83
5
4
4.0
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
69
41
10
18
46.0
66.7
141.7
1472.9
1614.6
White
34
21
7
6
24.5
72.1
187.5
1471.5
1659.0
Black
35
20
3
12
21.5
61.4
97.1
1474.3
1571.5
Standard
All
69
41
10
18
46.0
66.7
141.7
1472.9
1614.6
White
34
21
7
6
24.5
72.1
187.5
1471.5
1659.0
Black
35
20
3
12
21.5
61.4
97.1
1474.3
1571.5
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
1000106808
Kunaka, P (Praise)
3
2.5
2
1
0
83.3
1350.9
283.3
1634.2
View list
2
103086482
Nxumalo, S (Sanele)
2
2.0
2
0
0
100.0
1513.7
425.0
1938.7
View list
3
101071648
Tlamama, T (Tshepang)
2
2.0
2
0
0
100.0
1513.7
425.0
1938.7
View list
4
182017839
Lesuthu, KM (Kali)
2
1.0
1
0
1
50.0
1635.5
0.0
1635.5
View list
5
105087158
Lamont, M (Michael)
2
1.0
1
0
1
50.0
1311.0
0.0
1311.0
View list
6
190020515
Mantati, SV (Sebei)
2
0.5
0
1
1
25.0
1326.2
-212.5
1113.7
View list
7
102092555
Makhetha, L (Laviens)
2
0.0
0
0
2
0.0
1466.3
-425.0
1041.3
View list
8
1090097407
Karsten, K (Keagan)
1
1.0
1
0
0
100.0
1252.8
425.0
1677.8
View list
9
178014094
Jikijela, M (Musa)
1
1.0
1
0
0
100.0
1627.2
425.0
2052.2
View list
10
204047328
Fourie, EM (Elzette)
1
1.0
1
0
0
100.0
1222.6
425.0
1647.6
View list
11
1020114358
Dunya, T (Tebello)
1
1.0
1
0
0
100.0
1232.5
425.0
1657.5
View list
12
102055688
Dumakude, N (Nkululeko)
1
1.0
1
0
0
100.0
1700.1
425.0
2125.1
View list
13
207093847
De Villiers, L (Lindie)
1
1.0
1
0
0
100.0
1252.8
425.0
1677.8
View list
14
111087168
Cronje, E (Emile)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
15
173004580
Chikwava, R (Ronald)
1
1.0
1
0
0
100.0
1533.8
425.0
1958.8
View list
16
197085342
Buthelezi, S (Simphiwe)
1
1.0
1
0
0
100.0
1252.8
425.0
1677.8
View list
17
108070894
Barnard, M (Martin)
1
1.0
1
0
0
100.0
1200.0
425.0
1625.0
View list
18
103071332
Malemela, J (Johannes)
1
1.0
1
0
0
100.0
1399.5
425.0
1824.5
View list
19
104047720
Mankga, T (Thabang)
1
1.0
1
0
0
100.0
1643.7
425.0
2068.7
View list
20
199076613
Manukuza, T (Thandokuhle)
1
1.0
1
0
0
100.0
1700.1
425.0
2125.1
View list