PLAYER PAGE

Personal

Laurie, JD (John Diederik)

Chess SA id

171017232

FIDE id

?

Date of birth

1971-10-27 (Adult)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

RM

Chess SA registered

No

Last active game

2025-04-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item Main Standard Rapid Blitz
Rating 1998.1 1990.4 1976.1 2021.9
Raw rating 1997.9 1990.4 1976.1 2021.9
Weighted rating 1998.1 1990.4 1975.3 2021.9
Weighted performance 1346.6 614.5 1246.2 0
Floor 1546.7 1537.8 1520.2 1569.9
K-factor 20 20 20 20
Min/Max rating change allowed 53.2 53.8 54.9 51.4
Highest rating 2046.7
2018-12-01
2037.8
2019-12-01
2208
2018-11-01
2203.5
2018-02-01
Highest raw rating 2046.7
2018-12-01
2037.8
2019-12-01
2020.2
2019-12-01
2069.9
2018-12-01
Highest weighted rating 2046.7
2021-09-01
2037.8
2021-09-01
2020.2
2021-03-01
2069.9
2019-03-01
Highest weighted performance 1991.6
2018-11-01
2029.2
2018-09-01
2208
2018-11-01
2203.5
2018-02-01

Prediction
Item Main Standard Rapid Blitz
Rating change 0 0 0 0
New rating 1998.1 1990.4 1976.1 2021.9
Analysis
Rating 1998.1 1990.4 1976.1 2021.9
Raw rating 1997.9 1990.4 1976.1 2021.9
Weighted rating 1998.1 1990.4 1975.3
Weighted performance 1346.6 614.5 1246.2
K-factor 20 20 20 20
Floor 1546.7 1537.8 1520.2 1569.9
Max/Min rating change allowed 53.2 53.8 54.9 51.4
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 1997.9 1990.4 1976.1 2021.9
New weighted rating 1998.1 1990.4 1975.1 2021.9
New weighted performance 1346 613.8 1245.5 0
Temp new rating 1998.1 1990.4 1976.1 2021.9
Temp new rating +/- 0 0 0 0
Final new rating +/- 0 0 0 0
New rating 1998.1 1990.4 1976.1 2021.9
New K-factor 20 20 20 20
New floor 1546.7 1537.8 1520.2 1569.9

Item Main Standard Rapid Blitz
0 0 0 0
7 0 7 0
7 0 7 0
6 0 6 0
6 6 0 0
0 0 0 0
History 224 132 44 48

Games since
Main
14
Standard
0
Rapid
14
Blitz
0
Gender Male
Age group Adult
Region Sedibeng (GSV)
Province Gauteng (GT)
Main
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
Adult -1 -1 -1
Adult Male -1 -1 -1
Standard
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
Adult -1 -1 -1
Adult Male -1 -1 -1
Rapid
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
Adult -1 -1 -1
Adult Male -1 -1 -1
Blitz
RSA Province Region
Overall -1 -1 -1
Male -1 -1 -1
Adult -1 -1 -1
Adult 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 7 3.5 50 0 1888.5 1888.5
Standard 0 0 0 0 0 0
Rapid 7 3.5 50 0 1888.5 1888.5
Blitz 0 0 0 0 0 0
History
Games Score % Dp AvgOpp Performance
Main 116 71 61.21 95.3 1876.6 1971.9
Standard 50 31 62 102 1858.8 1960.8
Rapid 39 24.5 62.82 109 1841.7 1950.7
Blitz 27 15.5 57.41 63 1959.9 2022.8

Date Main Standard Rapid Blitz
2025-09-30 1997.9 1990.4 1976.1 2021.9
2025-09-01 1997.9 1990.4 1976.1 2021.9
2025-08-01 1997.9 1990.4 1976.1 2021.9
2025-07-01 1997.8 1990.4 1976.1 2021.9
2025-06-01 1997.5 1990.4 1976.1 2021.9
2025-05-01 1996.7 1990.4 1974.7 2021.9
2025-04-01 1997.8 1990.4 1977.3 2021.9
2025-03-01 1997.8 1990.4 1977.3 2021.9
2025-02-01 1997.8 1990.4 1977.1 2021.9
2025-01-01 1997.8 1990.4 1969.4 2021.9
2024-12-01 1997.8 1990.4 1969.4 2021.9
2024-11-01 1997.8 1990.4 1969.4 2021.9
2024-10-01 1997.8 1990.4 1969.4 2021.9
2024-09-01 1997.8 1990.4 1969.4 2021.9
2024-08-01 1997.8 1990.4 1969.4 2021.9
2024-07-01 1997.8 1990.4 1969.4 2021.9
2024-06-01 1997.8 1990.4 1969.4 2021.9
2024-08-01 1997.8 1990.4 1969.4 2021.9
2024-04-01 2006.2 1990.4 1995.8 2021.9
2024-03-01 2006.2 1990.4 1995.8 2021.9
2024-02-01 2006.2 1990.4 1995.8 2021.9
2024-01-01 2006.2 1990.4 1995.8 2021.9
2023-12-01 1982.9 1987.5 1986.8 2021.9
2023-11-01 1982.9 1987.5 1986.8 2021.9

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 Hermanus Chess Club Open 2025 (Championship) 2025-04-12 2025-04-12 Rapid Overberg (WOS) 7 7 3.5 Yes Analysis
Last 500 tournaments since 01 January 2018
# Tournament Start End Type Host Rounds Games Score Cfr Analysis
1 Hermanus Chess Club Open 2025 (Championship) 2025-04-12 2025-04-12 Rapid Overberg (WOS) 7 7 3.5 Yes Analysis
2 Hermanus Chess Club Open 2024 (Championship) 2024-04-20 2024-04-20 Rapid Overberg (WOS) 7 7 3.5 Yes Analysis
3 WP Club League 2023 (A) 2023-07-29 2023-09-09 Standard Cape Town (WCT) 11 0 0 No Analysis
4 Hermanus Rapid 2023 (A) 2023-04-22 2023-04-22 Rapid Overberg (WOS) 6 6 4 Yes Analysis
5 Steinitz Open 2022 (A) 2022-05-20 2022-05-22 Standard Cape Town (WCT) 6 6 1.5 Yes Analysis
6 2019 National Club Chess Championships (A) 2019-09-27 2019-09-29 Standard Cape Town (WCT) 6 6 5.5 Yes Analysis
7 2019 Western Province League (Premier) 2019-07-27 2019-09-07 Standard Cape Town (WCT) 11 11 8.5 Yes Analysis
8 2019 Elsies River Open (Elite) 2019-06-22 2019-06-23 Standard Cape Town (WCT) 6 6 3.5 Yes Analysis
9 2019 Cape Town Classic Chess Festival (Rapid) 2019-03-30 2019-03-30 Rapid Cape Town (WCT) 7 7 5.5 Yes Analysis
10 2019 Cape Town Classic Chess Festival (Blitz) 2019-03-29 2019-03-29 Blitz Cape Town (WCT) 9 8 4 Yes Analysis
11 Cape of Good Hope Open 2019 (Elite) 2019-01-25 2019-01-27 Standard Cape Town (WCT) 6 6 2.5 Yes Analysis
12 Graham Solomon Memorial 2018 (Rapid) 2018-11-24 2018-11-24 Rapid Cape Town (WCT) 6 6 4.5 Yes Analysis
13 Graham Solomon Memorial 2018 (Blitz) 2018-11-25 2018-11-25 Blitz Cape Town (WCT) 12 12 6.5 Yes Analysis
14 Jakes Gerwel Aurecon 2018 (Prestige) 2018-10-13 2018-10-13 Rapid Cape Town (WCT) 7 6 3.5 Yes Analysis
15 2018 Western Province League (Premier) 2018-08-04 2018-09-15 Standard Cape Town (WCT) 11 9 7 Yes Analysis
16 Grassy Park Open 2018 (Elite) 2018-06-29 2018-07-01 Standard Cape Town (WCT) 6 6 2.5 Yes Analysis
17 WP Team Blitz 2018 (A) 2018-02-17 2018-02-17 Blitz Cape Town (WCT) 7 7 5 Yes Analysis

Top 3 Streaks

# Games Start End
1 8 Tournament
2019 Western Province League
Tournament
2019 National Club Chess Championships
date
2019-08-24
rnd
10
type
Standard
result
1
date
2019-09-29
rnd
6
type
Standard
result
1
Opponent
October, M (Mario)
Opponent
Flores Bartoli, A (Andrew)
2 6 Tournament
2019 Western Province League
Tournament
2019 Western Province League
date
2019-07-27
rnd
1
type
Standard
result
1
date
2019-08-10
rnd
6
type
Standard
result
0.5
Opponent
Maravanyika, C (Charlton)
Opponent
Hempe, LH (Lilitha)
3 6 Tournament
2019 Cape Town Classic Chess Festival
Tournament
2019 Elsies River Open
date
2019-03-30
rnd
5
type
Rapid
result
0.5
date
2019-06-22
rnd
3
type
Standard
result
1
Opponent
Bouah, D (Denise)
Opponent
Salimu, R (Reuben)
# Games Start End
1 8 Tournament
2019 Western Province League
Tournament
2019 National Club Chess Championships
date
2019-08-24
rnd
10
type
Standard
result
1
date
2019-09-29
rnd
6
type
Standard
result
1
Opponent
October, M (Mario)
Opponent
Flores Bartoli, A (Andrew)
2 6 Tournament
2019 Western Province League
Tournament
2019 Western Province League
date
2019-07-27
rnd
1
type
Standard
result
1
date
2019-08-10
rnd
6
type
Standard
result
0.5
Opponent
Maravanyika, C (Charlton)
Opponent
Hempe, LH (Lilitha)
3 4 Tournament
2018 Western Province League
Tournament
2018 Western Province League
date
2018-08-18
rnd
5
type
Standard
result
1
date
2018-09-01
rnd
8
type
Standard
result
1
Opponent
Cruywagen, JC (Johannes)
Opponent
London, L (Leslie)
# Games Start End
1 6 Tournament
Jakes Gerwel Aurecon 2018
Tournament
Graham Solomon Memorial 2018
date
2018-10-13
rnd
5
type
Rapid
result
1
date
2018-11-24
rnd
3
type
Rapid
result
0.5
Opponent
Coert, Q (Quinton)
Opponent
Solomon, KT (Kenneth)
2 5 Tournament
2019 Cape Town Classic Chess Festival
Tournament
Hermanus Rapid 2023
date
2019-03-30
rnd
5
type
Rapid
result
0.5
date
2023-04-22
rnd
2
type
Rapid
result
1
Opponent
Bouah, D (Denise)
Opponent
Ncethelo, B (Bongolethu)
3 5 Tournament
Graham Solomon Memorial 2018
Tournament
2019 Cape Town Classic Chess Festival
date
2018-11-24
rnd
5
type
Rapid
result
1
date
2019-03-30
rnd
3
type
Rapid
result
1
Opponent
Amini, D (Daud)
Opponent
Amini, D (Daud)
# Games Start End
1 4 Tournament
WP Team Blitz 2018
Tournament
Graham Solomon Memorial 2018
date
2018-02-17
rnd
6
type
Blitz
result
1
date
2018-11-25
rnd
2
type
Blitz
result
1
Opponent
Solomon, MC (Maxwell)
Opponent
Solomon, MC (Maxwell)
2 3 Tournament
2019 Cape Town Classic Chess Festival
Tournament
2019 Cape Town Classic Chess Festival
date
2019-03-29
rnd
7
type
Blitz
result
1
date
2019-03-29
rnd
9
type
Blitz
result
1
Opponent
Masama, BT (Bruce)
Opponent
Kalala, A (Alladean)
3 3 Tournament
Graham Solomon Memorial 2018
Tournament
Graham Solomon Memorial 2018
date
2018-11-25
rnd
8
type
Blitz
result
1
date
2018-11-25
rnd
10
type
Blitz
result
1
Opponent
Salimu, R (Reuben)
Opponent
Amini, D (Daud)
# Games Start End
1 6 Tournament
2019 Cape Town Classic Chess Festival
Tournament
2019 Cape Town Classic Chess Festival
date
2019-03-29
rnd
7
type
Blitz
result
1
date
2019-03-30
rnd
3
type
Rapid
result
1
Opponent
Masama, BT (Bruce)
Opponent
Amini, D (Daud)
2 5 Tournament
2019 Western Province League
Tournament
2019 National Club Chess Championships
date
2019-08-24
rnd
10
type
Standard
result
1
date
2019-09-28
rnd
3
type
Standard
result
1
Opponent
October, M (Mario)
Opponent
De Jager, LJ (Luan)
3 5 Tournament
2019 Western Province League
Tournament
2019 Western Province League
date
2019-07-27
rnd
1
type
Standard
result
1
date
2019-08-10
rnd
5
type
Standard
result
1
Opponent
Maravanyika, C (Charlton)
Opponent
Willenberg, A (Athon)
# Games Start End
1 5 Tournament
2019 Western Province League
Tournament
2019 National Club Chess Championships
date
2019-08-24
rnd
10
type
Standard
result
1
date
2019-09-28
rnd
3
type
Standard
result
1
Opponent
October, M (Mario)
Opponent
De Jager, LJ (Luan)
2 5 Tournament
2019 Western Province League
Tournament
2019 Western Province League
date
2019-07-27
rnd
1
type
Standard
result
1
date
2019-08-10
rnd
5
type
Standard
result
1
Opponent
Maravanyika, C (Charlton)
Opponent
Willenberg, A (Athon)
3 4 Tournament
2018 Western Province League
Tournament
2018 Western Province League
date
2018-08-18
rnd
5
type
Standard
result
1
date
2018-09-01
rnd
8
type
Standard
result
1
Opponent
Cruywagen, JC (Johannes)
Opponent
London, L (Leslie)
# Games Start End
1 5 Tournament
Graham Solomon Memorial 2018
Tournament
2019 Cape Town Classic Chess Festival
date
2018-11-24
rnd
5
type
Rapid
result
1
date
2019-03-30
rnd
3
type
Rapid
result
1
Opponent
Amini, D (Daud)
Opponent
Amini, D (Daud)
2 4 Tournament
2019 Cape Town Classic Chess Festival
Tournament
Hermanus Rapid 2023
date
2019-03-30
rnd
6
type
Rapid
result
1
date
2023-04-22
rnd
2
type
Rapid
result
1
Opponent
Masama, BT (Bruce)
Opponent
Ncethelo, B (Bongolethu)
3 3 Tournament
Jakes Gerwel Aurecon 2018
Tournament
Graham Solomon Memorial 2018
date
2018-10-13
rnd
7
type
Rapid
result
1
date
2018-11-24
rnd
2
type
Rapid
result
1
Opponent
Klaase, S (Shane)
Opponent
Klaasen, CJ (Calvin)
# Games Start End
1 4 Tournament
WP Team Blitz 2018
Tournament
Graham Solomon Memorial 2018
date
2018-02-17
rnd
6
type
Blitz
result
1
date
2018-11-25
rnd
2
type
Blitz
result
1
Opponent
Solomon, MC (Maxwell)
Opponent
Solomon, MC (Maxwell)
2 3 Tournament
2019 Cape Town Classic Chess Festival
Tournament
2019 Cape Town Classic Chess Festival
date
2019-03-29
rnd
7
type
Blitz
result
1
date
2019-03-29
rnd
9
type
Blitz
result
1
Opponent
Masama, BT (Bruce)
Opponent
Kalala, A (Alladean)
3 3 Tournament
Graham Solomon Memorial 2018
Tournament
Graham Solomon Memorial 2018
date
2018-11-25
rnd
8
type
Blitz
result
1
date
2018-11-25
rnd
10
type
Blitz
result
1
Opponent
Salimu, R (Reuben)
Opponent
Amini, D (Daud)

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 Salimu ,R (Reuben) 6 3 0 3 1 -141.7 2 1 0 1 1 425
1925.8 1925.8 1936.9 1784.1 1985.7 1925.8 1960.6 2350.8
2 Klaasen ,CJ (Calvin John) 4 1 -212.5 2 0 -425 2 1 0 0 0 0
2245.9 2033.4 2267.1 1820.9 2226.6 2245.9 0 0
3 Kobese ,AKW (Watu) 4 1.5 -106.2 1 0.5 0 2 0 -425 1 1 425
2329 2222.8 2354.1 2329 2307.1 1904 2350.3 2754
4 Willenberg ,CG (Craig Glen) 4 0 -425 1 0 -425 1 0 -425 2 0 -425
2099.6 1674.6 2112 1674.6 2116.5 1674.6 2156.3 1674.6
5 Amini ,D (Daud) 4 3 212.5 0 0 0 2 2 425 2 1 0
2074.8 2287.3 0 0 2099 2499.8 2084.9 2074.8
6 Baxter ,DJ (David Jarred) 3 2 141.7 3 2 141.7 0 0 0 0 0 0
1718.1 1859.8 1730.1 1859.8 0 0 0 0
7 Hempe ,LH (Lilitha Hlomla) 3 1.5 0 3 1.5 0 0 0 0 0 0 0
1760.5 1760.5 1754.4 1760.5 0 0 0 0
8 Mncwabe ,M (Minenhle Junior) 3 3 425 2 2 425 1 1 425 0 0 0
1668.6 2093.6 1667.9 2093.6 1647.2 2093.6 0 0
9 Bhawoodien ,SH (Shabier Husain) 3 1 -141.7 2 0 -425 0 0 0 1 1 425
2092.5 1950.8 2113.9 1667.5 0 0 2116.8 2517.5
10 Flores Bartoli ,A (Andrew) 2 1 0 2 1 0 0 0 0 0 0 0
1727.8 1727.8 1729.9 1727.8 0 0 0 0

Norms

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