PLAYER PAGE

Personal

Koning, L (Lehan)

Chess SA id

108045082

FIDE id

?

Date of birth

2008-08-22 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

20

Junior GPX Points

1748.8

Item Main Standard Rapid Blitz
Rating 1732.8 1739.3 1211 1211
Raw rating 1713.6 1720.4 1211 1211
Weighted rating 1645 1645.6 1211 1211
Weighted performance 1732.8 1739.3 0 0
Floor 1213.6 1220.4 711 711
K-factor 28 28 36 36
Min/Max rating change allowed 79.8 79 163.2 163.2
Highest rating 1732.8
2025-09-30
1739.3
2025-09-30
1211
2018-12-01
1211
2018-12-01
Highest raw rating 1713.6
2025-09-30
1720.4
2025-09-30
1211
2024-02-01
1211
2024-02-01
Highest weighted rating 1645
2025-09-30
1645.6
2025-09-30
1211
2018-12-01
1211
2018-12-01
Highest weighted performance 1732.8
2025-09-30
1739.3
2025-09-30
1200
2024-02-01
1200
2024-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change -0.6 -0.6 0 0
New rating 1732.2 1738.7 1211 1211
Analysis
Rating 1732.8 1739.3 1211 1211
Raw rating 1713.6 1720.4 1211 1211
Weighted rating 1645 1645.6 1211
Weighted performance 1732.8 1739.3 0
K-factor 28 28 36 36
Floor 1213.6 1220.4 711 711
Max/Min rating change allowed 79.8 79 163.2 163.2
Games 0 0 0 0
Score 0 0 0 0
Expected score 0 0 0 0
Score-Expected 0 0 0 0
Temp raw +/- 0 0 0 0
Final raw +/- 0 0 0 0
New raw rating 1713.6 1720.4 1211 1211
New weighted rating 1651.5 1652.7 1211 1211
New weighted performance 1732.2 1738.7 0 0
Temp new rating 1732.2 1738.7 1211 1211
Temp new rating +/- -0.6 -0.6 0 0
Final new rating +/- -0.6 -0.6 0 0
New rating 1732.2 1738.7 1211 1211
New K-factor 28 28 36 36
New floor 1213.6 1220.4 711 711

Item Main Standard Rapid Blitz
0 0 0 0
15 15 0 0
27 27 0 0
28 28 0 0
70 70 0 0
27 27 0 0
History 758 742 11 5

Games since
Main
42
Standard
42
Rapid
0
Blitz
0
Gender Male
Age group U18
Region Tshwane (GTP)
Province Gauteng (GT)
Main
RSA Province Region
Overall 246 98 38
Male 232 92 37
U18 32 13 8
U18 Male 32 13 8
Standard
RSA Province Region
Overall 231 98 37
Male 217 92 36
U18 29 14 8
U18 Male 29 14 8
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U18 -1 -1 -1
U18 Male -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
U18 -1 -1 -1
U18 Male -1 -1 -1

Games Score % Dp AvgOpp Performance
Main 0 0 0 0 0 0
Standard 0 0 0 0 0 0
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
Games Score % Dp AvgOpp Performance
Main 15 10 66.67 141.7 1673.9 1815.6
Standard 15 10 66.67 141.7 1673.9 1815.6
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 345 226.5 65.65 133 1321.3 1454.4
Standard 345 226.5 65.65 133 1321.3 1454.4
Rapid 0 0 0 0 0 0
Blitz 0 0 0 0 0 0

Date Main Standard Rapid Blitz
2025-09-30 1713.6 1720.4 1211 1211
2025-09-01 1687.3 1691 1211 1211
2025-08-01 1687.3 1691 1211 1211
2025-07-01 1638.7 1638.6 1211 1211
2025-06-01 1638.7 1638.6 1211 1211
2025-05-01 1638.7 1638.6 1211 1211
2025-04-01 1638.7 1638.6 1211 1211
2025-03-01 1638.7 1638.6 1211 1211
2025-02-01 1638.7 1638.6 1211 1211
2025-01-01 1638.7 1638.6 1211 1211
2024-12-01 1633.4 1632.7 1211 1211
2024-11-01 1633.4 1632.7 1211 1211
2024-10-01 1633.4 1632.7 1211 1211
2024-09-01 1616.8 1614.5 1211 1211
2024-08-01 1592.8 1587.9 1211 1211
2024-07-01 1613 1612.3 1211 1211
2024-06-01 1613 1612.3 1211 1211
2024-08-01 1613 1612.3 1211 1211
2024-04-01 1613 1612.3 1211 1211
2024-03-01 1613 1612.3 1211 1211
2024-02-01 1613 1612.3 1211 1211
2024-01-01 1609.3 1607.5 1211 1211
2023-12-01 1609.3 1607.5 1211 1211
2023-11-01 1609.3 1607.5 1211 1211

Comming soon.

Tournaments

No tournaments found.
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Alekhine Open (A) 2025-09-06 2025-09-07 Standard Tshwane (GTP) 5 5 3 Yes Analysis
2 2025 Menlo Open (A) 2025-07-26 2025-07-26 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
3 2025 Wynie Robbertse Chess Tournament (B) 2025-07-19 2025-07-19 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 2025 Alekhine Open (A) 2025-09-06 2025-09-07 Standard Tshwane (GTP) 5 5 3 Yes Analysis
2 2025 Menlo Open (A) 2025-07-26 2025-07-26 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
3 2025 Wynie Robbertse Chess Tournament (B) 2025-07-19 2025-07-19 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
4 Gauteng Inter-Region at UJ 2024 (U18 Open) 2024-12-07 2024-12-08 Standard Johannesburg Metro (GJM) 5 5 4 Yes Analysis
5 2024 Etienne Lewis (U18+U20) 2024-08-30 2024-09-01 Standard Tshwane (GTP) 7 7 5 Yes Analysis
6 2024 Alekhine Open Chess Tournament (A) 2024-08-09 2024-08-10 Standard Tshwane (GTP) 5 5 3 Yes Analysis
7 2024 Midstream College Open Chess Tournament (A) 2024-07-20 2024-07-20 Standard Tshwane (GTP) 5 5 2 Yes Analysis
8 2024 Gauteng Inter-Region Chess Championship (U16A) 2024-01-13 2024-01-14 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
9 2023 Etienne Lewis Closed Tournament (U16) 2023-08-25 2023-08-27 Standard Tshwane (GTP) 7 7 5 Yes Analysis
10 2023 Menlo Open Tournament (B) 2023-07-22 2023-07-22 Standard Tshwane (GTP) 5 5 3 Yes Analysis
11 2023 Elize Steenkamp Open Tournament (B) 2023-06-16 2023-06-16 Standard Tshwane (GTP) 6 6 4.5 Yes Analysis
12 2023 Milos Ristic Open Tournament (B) 2023-04-27 2023-04-27 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
13 2023 Tshwane Chess Open Registration Tournament (B1) 2023-01-28 2023-01-28 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
14 2022 South African Junior Team Chess Championships (U16 Open) 2022-12-04 2022-12-08 Standard 4 Knights (4K) 7 7 5 Yes Analysis
15 2022 Etienne Lewis (U16 Open) 2022-09-02 2022-09-04 Standard Tshwane (GTP) 7 7 4 Yes Analysis
16 2022 Alekhine Open (B) 2022-08-13 2022-08-14 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
17 2022 Gauteng Schools Team Championships (U17 Open) 2022-08-26 2022-08-26 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
18 2022 Menlo Open Tournament (B) 2022-07-23 2022-07-23 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
19 2022 Blou Bul Open (B) 2022-06-25 2022-06-26 Standard Tshwane (GTP) 5 5 2 Yes Analysis
20 2022 Gauteng Schools Individual Chess Championship (U15 Boys) 2022-06-18 2022-06-18 Standard Ekurhuleni (GE) 5 5 2.5 Yes Analysis
21 2022 D3 Cluster Teams (U15 Mixed) 2022-05-28 2022-05-28 Standard Tshwane (GTP) 5 5 5 Yes Analysis
22 2022 D3 Cluster City Schools (U15) 2022-04-23 2022-04-23 Standard Tshwane (GTP) 5 5 4.5 Yes Analysis
23 South African Junior Closed Chess Championships 2022 (U14 Open) 2022-03-28 2022-04-02 Standard Chess South Africa (CSA) 11 11 5.5 Yes Analysis
24 2022 Gauteng Interregion (U14 Open) 2022-02-26 2022-02-26 Standard Tshwane (GTP) 5 5 4 Yes Analysis
25 2022 Tshwane Chess Open Registration Tournament (B) 2022-01-29 2022-01-29 Standard Tshwane (GTP) 5 5 3 Yes Analysis
26 2021 D3 Individual (U13 Open) 2021-10-13 2021-10-13 Standard Tshwane (GTP) 5 5 4.5 Yes Analysis
27 2021 Gauteng Schools Chess Championships (U13 Boys) 2021-10-16 2021-10-16 Standard Tshwane (GTP) 5 5 4 Yes Analysis
28 2021 Etienne Lewis Closed Trials (U14 Open) 2021-09-24 2021-09-26 Standard Nelson Mandela Bay (ENM) 7 7 5 Yes Analysis
29 2021 Alekhine Open (B) 2021-08-14 2021-08-15 Standard Tshwane (GTP) 5 5 4 Yes Analysis
30 2021 Blou Bul Tournament (B) 2021-04-10 2021-04-10 Standard Mangaung (FMB) 5 5 1.5 Yes Analysis
31 2020 Waterkloof Open (B) 2020-02-29 2020-03-01 Standard Tshwane (GTP) 5 5 4 Yes Analysis
32 2019 South African Top Schools Team Championships (U11 Open) 2020-01-10 2020-01-11 Standard 4 Knights (4K) 5 5 5 Yes Analysis
33 2019 South African Junior Team Championships (U12A) 2020-01-04 2020-01-08 Standard 4 Knights (4K) 7 7 4 Yes Analysis
34 2019 Etienne Lewis Trials (U12 Boys) 2019-08-30 2019-09-01 Standard Tshwane (GTP) 7 7 6 Yes Analysis
35 2019 Jacaranda Round Robin (E) 2019-08-03 2019-08-03 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
36 2019 Gauteng School League Finals (U11 Open) 2019-08-23 2019-08-23 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
37 2019 Alekhine Open (B) 2019-08-09 2019-08-10 Standard Tshwane (GTP) 5 5 1.5 Yes Analysis
38 2019 Menlo Open (B) 2019-07-13 2019-07-13 Standard Tshwane (GTP) 5 5 3 Yes Analysis
39 2019 D3 Team League (U11) 2019-07-20 2019-07-20 Standard Tshwane (GTP) 5 5 5 Yes Analysis
40 2019 Swartkop Open (B) 2019-06-15 2019-06-15 Standard Tshwane (GTP) 5 5 2 Yes Analysis
41 Wonderboom Interhuis 2019 (U11) 2019-05-04 2019-05-04 Standard Tshwane (GTP) 5 5 5 Yes Analysis
42 2019 Gauteng Primary Schools Individual Chess Championships (U11 Boys) 2019-05-25 2019-05-25 Standard Tshwane (GTP) 5 5 5 Yes Analysis
43 Laerskool Olienpark 2019 (A) 2019-04-06 2019-04-06 Standard Bojanala Platina (NBR) 5 5 1.5 Yes Analysis
44 2019 Chris Greyling (B) 2019-04-27 2019-04-27 Standard Tshwane (GTP) 5 5 3 Yes Analysis
45 2019 Waterkloof Open (B) 2019-03-02 2019-03-03 Standard Tshwane (GTP) 5 5 3.5 Yes Analysis
46 2019 South African Junior Closed Chess Championship (U12 Open) 2019-03-17 2019-03-22 Standard Chess South Africa (CSA) 9 9 3.5 Yes Analysis
47 2019 Piet Robbertse (B) 2019-02-01 2019-02-03 Standard Tshwane (GTP) 5 5 2.5 Yes Analysis
48 South African Junior Team Championships 2018 (U12A) 2018-12-16 2018-12-20 Standard 4 Knights (4K) 7 7 6 Yes Analysis
49 2018 Lardies Ope (B) 2018-10-27 2018-10-27 Standard Tshwane (GTP) 5 5 2 Yes Analysis
50 2018 Jakaranda (F) 2018-09-22 2018-09-22 Standard Tshwane (GTP) 5 5 3 Yes Analysis
51 2018 Etienne Lewis Trials (U12 Boys) 2018-08-31 2018-09-02 Standard Tshwane (GTP) 7 7 5 Yes Analysis
52 2018 Gauteng League Final (U11) 2018-08-24 2018-08-24 Standard Tshwane (GTP) 5 5 5 Yes Analysis
53 Commonwealth Chess Championships 2018 2018-06-26 2018-07-01 Standard India (IND) 7 7 3.5 Yes Analysis
54 2018 Gauteng Secondary Schools Individual Chess Championships (U11 Boys) 2018-05-25 2018-05-25 Standard Tshwane (GTP) 5 5 5 Yes Analysis
55 2018 Capablanca Swiss (B) 2018-04-27 2018-04-29 Standard Tshwane (GTP) 7 7 3.5 Yes Analysis
56 2018 South African Junior Closed Chess Championships (U10 Open) 2018-04-01 2018-04-07 Standard Chess South Africa (CSA) 11 11 7 Yes Analysis
57 2018 Waterkloof Open (B) 2018-03-03 2018-03-04 Standard Tshwane (GTP) 5 5 1 Yes Analysis
58 2018 D3 Tshwane North Individual Chess Championships (U11 Mixed) 2018-03-24 2018-03-24 Standard Tshwane (GTP) 5 5 5 Yes Analysis
59 Hoerskool Brits 2018 (U14) 2018-03-17 2018-03-17 Standard Bojanala Platina (NBR) 5 5 4.5 Yes Analysis
60 2018 Piet Robbertse Chess Tournament (Prestige) 2018-02-02 2018-02-04 Standard Tshwane (GTP) 5 4 0.5 Yes Analysis
61 South African Junior Team Championships 2017 (U10A) 2018-01-04 2018-01-08 Standard 4 Knights (4K) 7 7 6 Yes Analysis

Top 3 Streaks

# Games Start End
1 13 Tournament
2023 Milos Ristic Open Tournament
Tournament
2023 Menlo Open Tournament
date
2023-04-27
rnd
1
type
Standard
result
1
date
2023-07-22
rnd
2
type
Standard
result
1
Opponent
Arokiam, E (Ethan)
Opponent
Naidoo, D (Dhiya)
2 13 Tournament
2022 D3 Cluster City Schools
Tournament
2022 Gauteng Schools Individual Chess Championship
date
2022-04-23
rnd
1
type
Standard
result
1
date
2022-06-18
rnd
3
type
Standard
result
0.5
Opponent
De Beer, A (Azaria)
Opponent
Visagie, M (Mondre)
3 12 Tournament
Commonwealth Chess Championships 2018
Tournament
2018 Etienne Lewis Trials
date
2018-06-28
rnd
3
type
Standard
result
0.5
date
2018-08-31
rnd
2
type
Standard
result
1
Opponent
Nimay Agrawal
Opponent
Louw, R (Raynor)
# Games Start End
1 13 Tournament
2023 Milos Ristic Open Tournament
Tournament
2023 Menlo Open Tournament
date
2023-04-27
rnd
1
type
Standard
result
1
date
2023-07-22
rnd
2
type
Standard
result
1
Opponent
Arokiam, E (Ethan)
Opponent
Naidoo, D (Dhiya)
2 13 Tournament
2022 D3 Cluster City Schools
Tournament
2022 Gauteng Schools Individual Chess Championship
date
2022-04-23
rnd
1
type
Standard
result
1
date
2022-06-18
rnd
3
type
Standard
result
0.5
Opponent
De Beer, A (Azaria)
Opponent
Visagie, M (Mondre)
3 12 Tournament
Commonwealth Chess Championships 2018
Tournament
2018 Etienne Lewis Trials
date
2018-06-28
rnd
3
type
Standard
result
0.5
date
2018-08-31
rnd
2
type
Standard
result
1
Opponent
Nimay Agrawal
Opponent
Louw, R (Raynor)
No games found.
# Games Start End
No games found.
# Games Start End
# Games Start End
1 11 Tournament
Wonderboom Interhuis 2019
Tournament
2019 Swartkop Open
date
2019-05-04
rnd
1
type
Standard
result
1
date
2019-06-15
rnd
1
type
Standard
result
1
Opponent
Bornman, L (Luca)
Opponent
Amrouni, G (Gabrielle)
2 8 Tournament
2019 Menlo Open
Tournament
2019 D3 Team League
date
2019-07-13
rnd
3
type
Standard
result
1
date
2019-07-20
rnd
5
type
Standard
result
1
Opponent
Malan, HB (Hendrik)
Opponent
Kutlwane, M (Moshobane)
3 7 Tournament
2022 D3 Cluster Teams
Tournament
2022 Gauteng Schools Individual Chess Championship
date
2022-05-28
rnd
1
type
Standard
result
1
date
2022-06-18
rnd
2
type
Standard
result
1
Opponent
Wolfaardt, J (John Eduan)
Opponent
Madonsela, S (Siphosethu)
# Games Start End
1 11 Tournament
Wonderboom Interhuis 2019
Tournament
2019 Swartkop Open
date
2019-05-04
rnd
1
type
Standard
result
1
date
2019-06-15
rnd
1
type
Standard
result
1
Opponent
Bornman, L (Luca)
Opponent
Amrouni, G (Gabrielle)
2 8 Tournament
2019 Menlo Open
Tournament
2019 D3 Team League
date
2019-07-13
rnd
3
type
Standard
result
1
date
2019-07-20
rnd
5
type
Standard
result
1
Opponent
Malan, HB (Hendrik)
Opponent
Kutlwane, M (Moshobane)
3 7 Tournament
2022 D3 Cluster Teams
Tournament
2022 Gauteng Schools Individual Chess Championship
date
2022-05-28
rnd
1
type
Standard
result
1
date
2022-06-18
rnd
2
type
Standard
result
1
Opponent
Wolfaardt, J (John Eduan)
Opponent
Madonsela, S (Siphosethu)
No games found.
# Games Start End
No games found.
# Games Start End

Top 10 opponents most often played

# Opponent Main Standard Rapid Blitz
Gms Score Dp Gms Score Dp Gms Score Dp Gms Score Dp
Aor Prat Aor Prat Aor Prat Aor Prat
1 Coetsee ,D (Dewald) 7 2.5 -121.4 7 2.5 -121.4 0 0 0 0 0 0
1443.4 1322 1434.6 1322 0 0 0 0
2 De Vries ,MA (Andrio) 5 2.5 0 5 2.5 0 0 0 0 0 0 0
1451.7 1451.7 1448.7 1451.7 0 0 0 0
3 Louw ,R (Raynor) 5 5 425 5 5 425 0 0 0 0 0 0
1334.7 1759.7 1326.9 1759.7 0 0 0 0
4 Du Toit ,SJM (Stephanus (Matteo) Johannes Matheus) 5 4 255 5 4 255 0 0 0 0 0 0
1372.5 1627.5 1370.8 1627.5 0 0 0 0
5 Mcphail ,R (Ryan) 5 4 255 5 4 255 0 0 0 0 0 0
1450.7 1705.7 1445.8 1705.7 0 0 0 0
6 Boheim ,E (Eugene) 4 3 212.5 4 3 212.5 0 0 0 0 0 0
1415.2 1627.7 1406.7 1627.7 0 0 0 0
7 Van Dalen ,JJP (Jan Johannes Petrus) 4 4 425 4 4 425 0 0 0 0 0 0
1122.9 1547.9 1123.1 1547.9 0 0 0 0
8 Ramlall ,S (Sanjana) 4 4 425 4 4 425 0 0 0 0 0 0
1415.5 1840.5 1424.3 1840.5 0 0 0 0
9 Du Toit ,GJ (Gerhardus (Eghardt) Johannes) 4 2.5 106.2 4 2.5 106.2 0 0 0 0 0 0
1443.2 1549.5 1441.1 1549.5 0 0 0 0
10 Potgieter ,E (Edward) 4 1.5 -106.2 4 1.5 -106.2 0 0 0 0 0 0
1396.4 1290.2 1395 1290.2 0 0 0 0

Norms

No norms achieved.
# Norm Tournament Start End Rounds Games Score Details
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