Chess South Africa Ratings Database

PLAYER PAGE

Personal

Lourens, J (Johannes)

Chess SA id

1110141048

FIDE id

Date of birth

2011-07-29 (U16)

Gender

Male

Region

Capricorn (LCP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1252.9	1250.4	1199	1200
Raw rating	1252.9	1250.4	1199	1200
Weighted rating	1252	1250.4	1198.9	1200
Weighted performance	982.1	947.6	0	0
Floor	752.9	750.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	153.8	154.3	166	165.8
Highest rating	1293.8 2022-05-01	1293.8 2022-05-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1252.9 2024-07-01	1250.4 2024-03-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1251.1 2025-08-01	1250.3 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1293.8 2022-05-01	1293.8 2022-05-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1252.9	1250.4	1199	1200
Analysis
Rating	1252.9	1250.4	1199	1200
Raw rating	1252.9	1250.4	1199	1200
Weighted rating	1252	1250.4	1198.9
Weighted performance	982.1	947.6	0
K-factor	36	36	36	36
Floor	752.9	750.4	700	700
Max/Min rating change allowed	153.8	154.3	166	165.8
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	1252.9	1250.4	1199	1200
New weighted rating	1252.3	1250.4	1198.9	1200
New weighted performance	974.8	940.3	0	0
Temp new rating	1252.9	1250.4	1199	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1252.9	1250.4	1199	1200
New K-factor	36	36	36	36
New floor	752.9	750.4	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	13	9	4
	16	16	0
	5	5	0
	0	0	0
History	34	30	4

Games since
	Main 19	Standard 15		Rapid 4		Blitz 0
Gender	Male
Age group	U16
Region	Capricorn (LCP)
Province	Limpopo (LP)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	34	18.5	54.41	37.5	1240.2	1277.7
Standard	30	16.5	55	42.5	1229.1	1271.6
Rapid	4	2	50	0	1323.6	1323.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1252.9	1250.4	1199	1200
2025-09-30	1252.9	1250.4	1199	1200
2025-09-01	1252.9	1250.4	1199	1200
2025-08-01	1252.9	1250.4	1199	1200
2025-07-01	1252.9	1250.4	1199	1200
2025-06-01	1252.9	1250.4	1199	1200
2025-05-01	1252.9	1250.4	1199	1200
2025-04-01	1252.9	1250.4	1199	1200
2025-03-01	1252.9	1250.4	1199	1200
2025-02-01	1252.9	1250.4	1199	1200
2025-01-01	1252.9	1250.4	1198.2	1200
2024-12-01	1252.9	1250.4	1198.2	1200
2024-11-01	1252.9	1250.4	1198.2	1200
2024-10-01	1252.9	1250.4	1198.2	1200
2024-09-01	1252.9	1250.4	1198.2	1200
2024-08-01	1252.9	1250.4	1198.2	1200
2024-07-01	1252.9	1250.4	1198.2	1200
2024-09-01	1244.5	1250.4	1200	1200
2024-05-01	1244.5	1250.4	1200	1200
2024-04-01	1244.5	1250.4	1200	1200
2024-03-01	1244.5	1250.4	1200	1200
2024-02-01	1241.8	1247.2	1200	1200
2024-01-01	1240.4	1249	1200	1200
2023-12-01	1240.4	1249	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Capricorn District Primary Schools League Finals 2024 (U13A)	2024-05-25	2024-05-25	Rapid	Capricorn (LCP)	5	4	2	Yes	Analysis
2	Capricorn District Chess Junior Qualifying Tournament 2024 (U14)	2024-02-03	2024-02-03	Standard	Capricorn (LCP)	5	5	2.5	Yes	Analysis
3	2024 Gauteng Inter-Region Chess Championship (U14C)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
4	2023 Capricorn District Junior Final Trials (U14 Boys (Group 2)	2023-11-11	2023-11-11	Standard	Capricorn (LCP)	6	6	3	Yes	Analysis
5	Capricorn Qualifying March 2023 (U14)	2023-03-11	2023-03-11	Standard	Capricorn (LCP)	5	5	3	Yes	Analysis
6	Capricorn Qualifying February 4th 2023 (U14)	2023-02-04	2023-02-04	Standard	Capricorn (LCP)	5	5	3	Yes	Analysis
7	Capricorn Qualifying May 2022 (U12)	2022-05-21	2022-05-21	Standard	Capricorn (LCP)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament Capricorn District Chess Junior Qualifying Tournament 2024
		date 2024-01-14	rnd 5	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Schoombie, W (Willem)				Opponent Wills, A (Aimee)
2	3	Tournament Capricorn Qualifying May 2022				Tournament Capricorn Qualifying February 4th 2023
		date 2022-05-21	rnd 5	type Standard	result 1	date 2023-02-04	rnd 2	type Standard	result 1
		Opponent Ratau, K (Kago)				Opponent Mahlangu, M (Mimosa)
3	2	Tournament 2023 Capricorn District Junior Final Trials				Tournament 2023 Capricorn District Junior Final Trials
		date 2023-11-11	rnd 4	type Standard	result 1	date 2023-11-11	rnd 5	type Standard	result 1
		Opponent Du Toit, WP (Wayne)				Opponent Basha, R (Rizwan)

#	Games	Start				End
1	3	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament Capricorn District Chess Junior Qualifying Tournament 2024
		date 2024-01-14	rnd 5	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Schoombie, W (Willem)				Opponent Wills, A (Aimee)
2	3	Tournament Capricorn Qualifying May 2022				Tournament Capricorn Qualifying February 4th 2023
		date 2022-05-21	rnd 5	type Standard	result 1	date 2023-02-04	rnd 2	type Standard	result 1
		Opponent Ratau, K (Kago)				Opponent Mahlangu, M (Mimosa)
3	2	Tournament 2023 Capricorn District Junior Final Trials				Tournament 2023 Capricorn District Junior Final Trials
		date 2023-11-11	rnd 4	type Standard	result 1	date 2023-11-11	rnd 5	type Standard	result 1
		Opponent Du Toit, WP (Wayne)				Opponent Basha, R (Rizwan)

#	Games	Start				End
1	1	Tournament Capricorn District Primary Schools League Finals 2024				Tournament Capricorn District Primary Schools League Finals 2024
		date 2024-05-25	rnd 4	type Rapid	result 1	date 2024-05-25	rnd 4	type Rapid	result 1
		Opponent Moloto, S (Sebala)				Opponent Moloto, S (Sebala)
2	1	Tournament Capricorn District Primary Schools League Finals 2024				Tournament Capricorn District Primary Schools League Finals 2024
		date 2024-05-25	rnd 1	type Rapid	result 1	date 2024-05-25	rnd 1	type Rapid	result 1
		Opponent Lepheana, B (Bokamoso)				Opponent Lepheana, B (Bokamoso)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament Capricorn District Chess Junior Qualifying Tournament 2024
		date 2024-01-14	rnd 5	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Schoombie, W (Willem)				Opponent Wills, A (Aimee)
2	3	Tournament Capricorn Qualifying May 2022				Tournament Capricorn Qualifying February 4th 2023
		date 2022-05-21	rnd 5	type Standard	result 1	date 2023-02-04	rnd 2	type Standard	result 1
		Opponent Ratau, K (Kago)				Opponent Mahlangu, M (Mimosa)
3	2	Tournament 2023 Capricorn District Junior Final Trials				Tournament 2023 Capricorn District Junior Final Trials
		date 2023-11-11	rnd 4	type Standard	result 1	date 2023-11-11	rnd 5	type Standard	result 1
		Opponent Du Toit, WP (Wayne)				Opponent Basha, R (Rizwan)

#	Games	Start				End
1	3	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament Capricorn District Chess Junior Qualifying Tournament 2024
		date 2024-01-14	rnd 5	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Schoombie, W (Willem)				Opponent Wills, A (Aimee)
2	3	Tournament Capricorn Qualifying May 2022				Tournament Capricorn Qualifying February 4th 2023
		date 2022-05-21	rnd 5	type Standard	result 1	date 2023-02-04	rnd 2	type Standard	result 1
		Opponent Ratau, K (Kago)				Opponent Mahlangu, M (Mimosa)
3	2	Tournament 2023 Capricorn District Junior Final Trials				Tournament 2023 Capricorn District Junior Final Trials
		date 2023-11-11	rnd 4	type Standard	result 1	date 2023-11-11	rnd 5	type Standard	result 1
		Opponent Du Toit, WP (Wayne)				Opponent Basha, R (Rizwan)

#	Games	Start				End
1	1	Tournament Capricorn District Primary Schools League Finals 2024				Tournament Capricorn District Primary Schools League Finals 2024
		date 2024-05-25	rnd 4	type Rapid	result 1	date 2024-05-25	rnd 4	type Rapid	result 1
		Opponent Moloto, S (Sebala)				Opponent Moloto, S (Sebala)
2	1	Tournament Capricorn District Primary Schools League Finals 2024				Tournament Capricorn District Primary Schools League Finals 2024
		date 2024-05-25	rnd 1	type Rapid	result 1	date 2024-05-25	rnd 1	type Rapid	result 1
		Opponent Lepheana, B (Bokamoso)				Opponent Lepheana, B (Bokamoso)

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
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Louw ,I (Ignis)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
1	Louw ,I (Ignis)	3	1212.6	1070.9	3	1226.7	1070.9	0	0	0	0	0	0
2	Basha ,R (Rizwan)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
2	Basha ,R (Rizwan)	3	1237.4	1095.7	3	1246.3	1095.7	0	0	0	0	0	0
3	Du Toit ,WP (Wayne)	2	2	425	2	2	425	0	0	0	0	0	0
3	Du Toit ,WP (Wayne)	2	1260.6	1685.6	2	1270.9	1685.6	0	0	0	0	0	0
4	Wills ,A (Aimee)	2	2	425	2	2	425	0	0	0	0	0	0
4	Wills ,A (Aimee)	2	1212.5	1637.5	2	1217.8	1637.5	0	0	0	0	0	0
5	Van Dyk ,K (Kegan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Van Dyk ,K (Kegan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Kruger ,D (Duan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Kruger ,D (Duan)	1	1288.9	863.9	1	1306	863.9	0	0	0	0	0	0
7	Nel ,D (Dian)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Nel ,D (Dian)	1	1256	831	1	1264.1	831	0	0	0	0	0	0
8	Mitileni ,V (Vutlhari)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mitileni ,V (Vutlhari)	1	1213.3	788.3	1	1215.6	788.3	0	0	0	0	0	0
9	Mahlangu ,M (Mimosa)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mahlangu ,M (Mimosa)	1	1187.4	1612.4	1	1185.6	1612.4	0	0	0	0	0	0
10	Moraba ,R (Reabetswe)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Moraba ,R (Reabetswe)	1	1379	1379	1	1378.4	1379	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Lourens, J (Johannes)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms