Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Jager, L (Leon)

Chess SA id

1110139747

FIDE id

Date of birth

2011-09-09 (U16)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-08-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1041	1051.2	1062.8	1200
Raw rating	1041	1051.2	1062.8	1200
Weighted rating	1041	1051.2	1062.8	1200
Weighted performance	763.2	762.9	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	208	205	201.6	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1041	1051.2	1062.8	1200
Analysis
Rating	1041	1051.2	1062.8	1200
Raw rating	1041	1051.2	1062.8	1200
Weighted rating	1041	1051.2	1062.8
Weighted performance	763.2	762.9	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	208	205	201.6	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	1041	1051.2	1062.8	1200
New weighted rating	1041	1051.2	1062.8	1200
New weighted performance	762.9	762.6	0	0
Temp new rating	1041	1051.2	1062.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1041	1051.2	1062.8	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	30	30	0
	31	25	6
	0	0	0
History	61	55	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	61	15	24.59	-216	1196.4	980.4
Standard	55	15	27.27	-193.2	1207.2	1014
Rapid	6	0	0	-425	1097.7	672.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1041	1051.2	1062.8	1200
2025-09-01	1041	1051.2	1062.8	1200
2025-08-01	1041	1051.2	1062.8	1200
2025-07-01	1041	1051.2	1062.8	1200
2025-06-01	1041	1051.2	1062.8	1200
2025-05-01	1041	1051.2	1062.8	1200
2025-04-01	1041	1051.2	1062.8	1200
2025-03-01	1041	1051.2	1062.8	1200
2025-02-01	1041	1051.2	1062.8	1200
2025-01-01	1041	1051.2	1062.8	1200
2024-12-01	1041	1051.2	1062.8	1200
2024-11-01	1041	1051.2	1062.8	1200
2024-10-01	1041	1051.2	1062.8	1200
2024-09-01	1041	1051.2	1062.8	1200
2024-08-01	1041	1051.2	1062.8	1200
2024-07-01	1041	1051.2	1062.8	1200
2024-06-01	1041	1051.2	1062.8	1200
2024-08-01	1041	1051.2	1062.8	1200
2024-04-01	1041	1051.2	1062.8	1200
2024-03-01	1041	1051.2	1062.8	1200
2024-02-01	1041	1051.2	1062.8	1200
2024-01-01	1041	1051.2	1062.8	1200
2023-12-01	1041	1051.2	1062.8	1200
2023-11-01	1041	1051.2	1062.8	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	NMBCU Closed 2023 (U14)	2023-08-11	2023-08-12	Standard	Nelson Mandela Bay (ENM)	6	6	1.5	Yes	Analysis
2	NMBCU Trial 4 2023 (U14)	2023-07-28	2023-07-29	Standard	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
3	EP Trials 3 2023 (U14)	2023-05-05	2023-05-06	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
4	NMB 2nd Trials 2023 (U14)	2023-03-24	2023-03-25	Standard	Nelson Mandela Bay (ENM)	6	6	2.5	Yes	Analysis
5	NMB 1st Trials 2023 (U14)	2023-02-17	2023-02-18	Standard	Nelson Mandela Bay (ENM)	6	6	1	Yes	Analysis
6	2022 Madibaz Physics Chess Open (D)	2022-10-07	2022-10-08	Rapid	Nelson Mandela Bay (ENM)	7	6	0	Yes	Analysis
7	2022 NMBCU Closed 2022 (U12)	2022-08-19	2022-08-20	Standard	Nelson Mandela Bay (ENM)	5	3	0	Yes	Analysis
8	2022 NMBCU Trial 4 (U12)	2022-08-12	2022-08-13	Standard	Nelson Mandela Bay (ENM)	6	5	0.5	Yes	Analysis
9	NMBCU Trial 3 2022 (U12)	2022-07-22	2022-07-23	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
10	2022 NMB Junior Trials 2 (U12)	2022-05-13	2022-05-14	Standard	Nelson Mandela Bay (ENM)	6	5	0.5	Yes	Analysis
11	2022 NMB Junior Trials 1 (U12)	2022-04-22	2022-04-23	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament NMBCU Trial 4 2023				Tournament NMBCU Trial 4 2023
		date 2023-07-29	rnd 4	type Standard	result 1	date 2023-07-29	rnd 6	type Standard	result 1
		Opponent Vena, L (Luniko)				Opponent Liddle, T (Tiano)
2	2	Tournament EP Trials 3 2023				Tournament EP Trials 3 2023
		date 2023-05-06	rnd 5	type Standard	result 1	date 2023-05-06	rnd 6	type Standard	result 1
		Opponent Fortune, J (Jamie)				Opponent Abrahams, A (Abdullah)
3	2	Tournament NMBCU Trial 3 2022				Tournament NMBCU Trial 3 2022
		date 2022-07-23	rnd 3	type Standard	result 1	date 2022-07-23	rnd 4	type Standard	result 1
		Opponent Chetsanga, M (Makomborero)				Opponent Prinsloo, L (Liam)

#	Games	Start				End
1	3	Tournament NMBCU Trial 4 2023				Tournament NMBCU Trial 4 2023
		date 2023-07-29	rnd 4	type Standard	result 1	date 2023-07-29	rnd 6	type Standard	result 1
		Opponent Vena, L (Luniko)				Opponent Liddle, T (Tiano)
2	2	Tournament EP Trials 3 2023				Tournament EP Trials 3 2023
		date 2023-05-06	rnd 5	type Standard	result 1	date 2023-05-06	rnd 6	type Standard	result 1
		Opponent Fortune, J (Jamie)				Opponent Abrahams, A (Abdullah)
3	2	Tournament NMBCU Trial 3 2022				Tournament NMBCU Trial 3 2022
		date 2022-07-23	rnd 3	type Standard	result 1	date 2022-07-23	rnd 4	type Standard	result 1
		Opponent Chetsanga, M (Makomborero)				Opponent Prinsloo, L (Liam)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament NMBCU Trial 4 2023				Tournament NMBCU Trial 4 2023
		date 2023-07-29	rnd 4	type Standard	result 1	date 2023-07-29	rnd 6	type Standard	result 1
		Opponent Vena, L (Luniko)				Opponent Liddle, T (Tiano)
2	2	Tournament EP Trials 3 2023				Tournament EP Trials 3 2023
		date 2023-05-06	rnd 5	type Standard	result 1	date 2023-05-06	rnd 6	type Standard	result 1
		Opponent Fortune, J (Jamie)				Opponent Abrahams, A (Abdullah)
3	2	Tournament NMBCU Trial 3 2022				Tournament NMBCU Trial 3 2022
		date 2022-07-23	rnd 3	type Standard	result 1	date 2022-07-23	rnd 4	type Standard	result 1
		Opponent Chetsanga, M (Makomborero)				Opponent Prinsloo, L (Liam)

#	Games	Start				End
1	3	Tournament NMBCU Trial 4 2023				Tournament NMBCU Trial 4 2023
		date 2023-07-29	rnd 4	type Standard	result 1	date 2023-07-29	rnd 6	type Standard	result 1
		Opponent Vena, L (Luniko)				Opponent Liddle, T (Tiano)
2	2	Tournament EP Trials 3 2023				Tournament EP Trials 3 2023
		date 2023-05-06	rnd 5	type Standard	result 1	date 2023-05-06	rnd 6	type Standard	result 1
		Opponent Fortune, J (Jamie)				Opponent Abrahams, A (Abdullah)
3	2	Tournament NMBCU Trial 3 2022				Tournament NMBCU Trial 3 2022
		date 2022-07-23	rnd 3	type Standard	result 1	date 2022-07-23	rnd 4	type Standard	result 1
		Opponent Chetsanga, M (Makomborero)				Opponent Prinsloo, L (Liam)

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
		Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat	Gms	Aor	Prat
1	Driscoll ,J (Jessica Darby)	5	0	-425	5	0	-425	0	0	0	0	0	0
1	Driscoll ,J (Jessica Darby)	5	1172.9	747.9	5	1168.3	747.9	0	0	0	0	0	0
2	Kritzinger ,L (Lune)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Kritzinger ,L (Lune)	3	1286.8	861.8	3	1284.7	861.8	0	0	0	0	0	0
3	Norris ,N (Nathan)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Norris ,N (Nathan)	3	1171.9	746.9	3	1169.3	746.9	0	0	0	0	0	0
4	Chetsanga ,M (Makomborero)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	Chetsanga ,M (Makomborero)	2	1197.3	1409.8	2	1194.8	1409.8	0	0	0	0	0	0
5	Schler ,J (Jayden)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Schler ,J (Jayden)	2	1218.3	793.3	2	1223.2	793.3	0	0	0	0	0	0
6	Mangala ,S (Sibonelo)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Mangala ,S (Sibonelo)	2	1160.7	735.7	2	1178.2	735.7	0	0	0	0	0	0
7	Banda ,B (Benjamin)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Banda ,B (Benjamin)	2	1326.5	901.5	2	1339.2	901.5	0	0	0	0	0	0
8	Banoobhai ,T (Troy)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Banoobhai ,T (Troy)	2	1311.8	886.8	2	1296.2	886.8	0	0	0	0	0	0
9	Lindoor ,M (Mikaela)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Lindoor ,M (Mikaela)	2	1156.8	731.8	2	1154.6	731.8	0	0	0	0	0	0
10	Mtimkulu ,O (Obumyoli)	2	2	425	2	2	425	0	0	0	0	0	0
10	Mtimkulu ,O (Obumyoli)	2	1153	1578	2	1143.6	1578	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

De Jager, L (Leon)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms