Chess South Africa
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Chess South Africa
Koning, L (Lehan)
Dob:
2008/08/22 (U18)
Gender:
Male
Chess SA id:
108045082
FIDE id:
Region:
Tshwane (GTP)
Citizen:
RSA
Title(s):
Last active:
2024/01/14 (104 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
1613.0
Curent Weighted rating
1579.1
Curent Weighted performance
1509.2
Current official/published rating (highest between Raw, WR and WP)
1613.0
Current floor (min rating allowed)
1113.0
Current highest rating achieved
1613.0
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)
±92.1
Current Raw change used (final)
0.0
Projected new Raw rating
1613.0
Projected new Weighed rating
1584.2
Projected new Weighted performance
1509.2
Projected new official/published rating (highest between new Raw, new WR and new WP)
1613.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1613.0
Projected new floor
1113.0
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
1612.3
Curent Weighted rating
1576.6
Curent Weighted performance
1509.1
Current official/published rating (highest between Raw, WR and WP)
1612.3
Current floor (min rating allowed)
1112.3
Current highest rating achieved
1612.3
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)
±92.2
Current Raw change used (final)
0.0
Projected new Raw rating
1612.3
Projected new Weighed rating
1581.9
Projected new Weighted performance
1509.1
Projected new official/published rating (highest between new Raw, new WR and new WP)
1612.3
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1612.3
Projected new floor
1112.3
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
1211.0
Curent Weighted rating
1211.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1211.0
Current floor (min rating allowed)
711.0
Current highest rating achieved
1211.0
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)
±163.2
Current Raw change used (final)
0.0
Projected new Raw rating
1211.0
Projected new Weighed rating
1211.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1211.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1211.0
Projected new floor
711.0
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
1211.0
Curent Weighted rating
1211.0
Curent Weighted performance
0.0
Current official/published rating (highest between Raw, WR and WP)
1211.0
Current floor (min rating allowed)
711.0
Current highest rating achieved
1211.0
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)
±163.2
Current Raw change used (final)
0.0
Projected new Raw rating
1211.0
Projected new Weighed rating
1211.0
Projected new Weighted performance
Projected new official/published rating (highest between new Raw, new WR and new WP)
1211.0
Projected effective change (new Official - current Official)
=0.0
Projected new highest rating
1211.0
Projected new floor
711.0
Projected new K-facor
36
Tournaments
History
Did not participate this month.
#
Tournament
Start
End
Host
Type
Time
Weight
Rns
Gms
Scr
Main
Type
Analysis
1
2024 Gauteng Inter-Region Chess Championship (U16A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1609.3
1607.5
Analysis
#
Tournament
Start
End
Host
Type
Time
Weight
Rounds
Games
Score
Main
Type
Analysis
54
2024 Gauteng Inter-Region Chess Championship (U16A)
2024/01/13
2024/01/14
Tshwane (GTP)
Standard
90
0.94
5
5
3.5
1609.3
1607.5
Analysis
53
2023 Etienne Lewis Closed Tournament (U16)
2023/08/25
2023/08/27
Tshwane (GTP)
Standard
90
0.94
7
7
5.0
1611.1
1612.0
Analysis
52
2023 Menlo Open Tournament (B)
2023/07/22
2023/07/22
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1587.8
1583.2
Analysis
51
2023 Elize Steenkamp Open Tournament (B)
2023/06/16
2023/06/16
Tshwane (GTP)
Standard
90
0.94
6
6
4.5
1544.0
1540.8
Analysis
50
2023 Milos Ristic Open Tournament (B)
2023/04/27
2023/04/27
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1530.2
1527.1
Analysis
49
2023 Tshwane Chess Open Registration Tournament (B1)
2023/01/28
2023/01/28
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1501.0
1493.5
Analysis
48
2022 South African Junior Team Chess Championships (U16 Open)
2022/12/04
2022/12/08
4 Knights (4K)
Standard
120
1.00
7
7
5.0
1456.2
1448.7
Analysis
47
2022 Etienne Lewis (U16 Open)
2022/09/02
2022/09/04
Tshwane (GTP)
Standard
90
0.94
7
7
4.0
1433.9
1424.4
Analysis
46
2022 Gauteng Schools Team Championships (U17 Open)
2022/08/26
2022/08/26
Tshwane (GTP)
Standard
60
0.83
5
5
3.5
1472.2
1462.5
Analysis
45
2022 Alekhine Open (B)
2022/08/13
2022/08/14
Tshwane (GTP)
Standard
90
0.94
5
5
1.5
1472.2
1462.5
Analysis
44
2022 Menlo Open Tournament (B)
2022/07/23
2022/07/23
Tshwane (GTP)
Standard
60
0.83
5
5
2.5
1481.8
1471.1
Analysis
43
2022 Blou Bul Open (B)
2022/06/25
2022/06/26
Tshwane (GTP)
Standard
90
0.94
5
5
2.0
1569.8
1569.1
Analysis
42
2022 Gauteng Schools Individual Chess Championship (U15 Boys)
2022/06/18
2022/06/18
Ekurhuleni (GE)
Standard
60
0.83
5
5
2.5
1569.8
1569.1
Analysis
41
2022 D3 Cluster Teams (U15 Mixed)
2022/05/28
2022/05/28
Tshwane (GTP)
Standard
60
0.83
5
5
5.0
1556.5
1552.1
Analysis
40
2022 D3 Cluster City Schools (U15)
2022/04/23
2022/04/23
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1567.9
1563.3
Analysis
39
South African Junior Closed Chess Championships 2022 (U14 Open)
2022/03/28
2022/04/02
Chess South Africa (CSA)
Standard
120
1.00
11
11
5.5
1567.9
1563.3
Analysis
38
2022 Gauteng Interregion (U14 Open)
2022/02/26
2022/02/26
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1543.7
1534.8
Analysis
37
2022 Tshwane Chess Open Registration Tournament (B)
2022/01/29
2022/01/29
Tshwane (GTP)
Standard
60
0.83
5
5
3.0
1551.1
1542.5
Analysis
36
2021 Gauteng Schools Chess Championships (U13 Boys)
2021/10/16
2021/10/16
Tshwane (GTP)
Standard
60
0.83
5
5
4.0
1540.5
1526.5
Analysis
35
2021 D3 Individual (U13 Open)
2021/10/13
2021/10/13
Tshwane (GTP)
Standard
60
0.83
5
5
4.5
1540.5
1526.5
Analysis
1
2
3
Game History
History
Colour
Games
Wins
Draws
Losses
Score
%
Dp
Aor
Perform
Main
All
5
3
1
1
3.5
70.0
170.0
1454.2
1624.2
White
2
1
1
0
1.5
75.0
212.5
1525.6
1738.1
Black
3
2
0
1
2.0
66.7
141.7
1406.5
1548.2
Standard
All
5
3
1
1
3.5
70.0
170.0
1454.2
1624.2
White
2
1
1
0
1.5
75.0
212.5
1525.6
1738.1
Black
3
2
0
1
2.0
66.7
141.7
1406.5
1548.2
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
308
175
55
78
202.5
65.7
133.8
1289.3
1423.1
White
154
86
29
39
100.5
65.3
129.7
1282.8
1412.5
Black
154
89
26
39
102.0
66.2
138.0
1295.8
1433.8
Standard
All
308
175
55
78
202.5
65.7
133.8
1289.3
1423.1
White
154
86
29
39
100.5
65.3
129.7
1282.8
1412.5
Black
154
89
26
39
102.0
66.2
138.0
1295.8
1433.8
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
108064021
Coetsee, D (Dewald)
7
2.5
1
3
3
35.7
1448.3
-121.4
1326.9
View list
2
108052034
Du Toit, SJM (Stephanus (Matteo))
5
4.0
3
2
0
80.0
1464.2
255.0
1719.2
View list
3
108086541
Louw, R (Raynor)
4
4.0
4
0
0
100.0
1434.1
425.0
1859.1
View list
4
209092675
Ramlall, S (Sanjana)
4
4.0
4
0
0
100.0
1552.5
425.0
1977.5
View list
5
108057852
Van Dalen, JJP (Jan)
4
4.0
4
0
0
100.0
1399.6
425.0
1824.6
View list
6
109083783
Kushar, T (Tristan)
4
3.5
3
1
0
87.5
1471.6
318.8
1790.3
View list
7
108090807
Mcphail, R (Ryan)
4
3.5
3
1
0
87.5
1510.0
318.8
1828.8
View list
8
109069449
Boheim, E (Eugene)
4
3.0
3
0
1
75.0
1473.8
212.5
1686.3
View list
9
105052031
Du Toit, GJ (Gerhardus (Eghardt))
4
2.5
2
1
1
62.5
1454.1
106.3
1560.4
View list
10
108082684
De Vries, MA (Andrio)
4
2.0
2
0
2
50.0
1426.6
0.0
1426.6
View list
11
108076196
Potgieter, E (Edward)
4
1.5
1
1
2
37.5
1396.7
-106.3
1290.4
View list
12
1070099945
Coetzee, W (Willem Christoffel)
3
3.0
3
0
0
100.0
1432.8
425.0
1857.8
View list
13
109076140
Jones, E (Edward)
3
3.0
3
0
0
100.0
1518.6
425.0
1943.6
View list
14
108057851
Malan, H (Henco)
3
2.5
2
1
0
83.3
1296.7
283.3
1580.0
View list
15
193020018
Malan, A (Aiden)
3
2.0
2
0
1
66.7
1364.2
141.7
1505.9
View list
16
109086362
Yang, A (Alex)
3
2.0
1
2
0
66.7
1465.8
141.7
1607.4
View list
17
106050532
Delport, B (Ben)
3
1.5
1
1
1
50.0
1413.6
0.0
1413.6
View list
18
109086379
Jacobs, CN (Calvin Nicholas)
3
1.5
1
1
1
50.0
1473.0
0.0
1473.0
View list
19
109069454
Sathish, A (Abinavah)
3
1.5
0
3
0
50.0
1395.6
0.0
1395.6
View list
20
1080103221
Nwedo, K (Khodani)
3
1.0
1
0
2
33.3
1522.6
-141.7
1380.9
View list