Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jaworski, J (Jarek)

Chess SA id

1550152125

FIDE id

Date of birth

1955-01-16 (Adult)

Gender

Male

Region

Dr Kenneth Kaunda (NWP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-09-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1271.1	1245.4	1300	1300
Raw rating	1271.1	1245.4	1300	1300
Weighted rating	1270.9	1245.4	1299.7	1299.7
Weighted performance	0	0	0	0
Floor	771.1	745.4	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	149.9	155.4	143.8	143.8
Highest rating	1281.4 2023-09-01	1286 2023-09-01	1300 2024-03-01	1300 2024-03-01
Highest raw rating	1271.1 2024-03-01	1245.4 2024-03-01	1300 2024-03-01	1300 2024-03-01
Highest weighted rating	1270 2025-08-01	1245.4 2025-08-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1281.4 2023-09-01	1286 2023-09-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1271.1	1245.4	1300	1300
Analysis
Rating	1271.1	1245.4	1300	1300
Raw rating	1271.1	1245.4	1300	1300
Weighted rating	1270.9	1245.4	1299.7
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	771.1	745.4	800	800
Max/Min rating change allowed	149.9	155.4	143.8	143.8
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	1271.1	1245.4	1300	1300
New weighted rating	1271.1	1245.4	1300	1300
New weighted performance	0	0	0	0
Temp new rating	1271.1	1245.4	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1271.1	1245.4	1300	1300
New K-factor	36	36	36	36
New floor	771.1	745.4	800	800

Item	Main	Standard
	0	0
	0	0
	0	0
	12	12
	0	0
	0	0
History	12	12

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Dr Kenneth Kaunda (NWP)
Province	Northwest (NW)
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	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	12	5	41.67	-70.8	1364.8	1294
Standard	12	5	41.67	-70.8	1364.8	1294
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1271.1	1245.4	1300	1300
2025-09-30	1271.1	1245.4	1300	1300
2025-09-01	1271.1	1245.4	1300	1300
2025-08-01	1271.1	1245.4	1300	1300
2025-07-01	1271.1	1245.4	1300	1300
2025-06-01	1271.1	1245.4	1300	1300
2025-05-01	1271.1	1245.4	1300	1300
2025-04-01	1271.1	1245.4	1300	1300
2025-03-01	1271.1	1245.4	1300	1300
2025-02-01	1271.1	1245.4	1300	1300
2025-01-01	1271.1	1245.4	1300	1300
2024-12-01	1271.1	1245.4	1300	1300
2024-11-01	1271.1	1245.4	1300	1300
2024-10-01	1271.1	1245.4	1300	1300
2024-09-01	1271.1	1245.4	1300	1300
2024-08-01	1271.1	1245.4	1300	1300
2024-07-01	1271.1	1245.4	1300	1300
2024-09-01	1271.1	1245.4	1300	1300
2024-05-01	1271.1	1245.4	1300	1300
2024-04-01	1271.1	1245.4	1300	1300
2024-03-01	1271.1	1245.4	1300	1300
2024-02-01	1271.1	1245.4	1300	1300
2024-01-01	1271.1	1245.4	1300	1300
2023-12-01	1238.4	1244.9	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	2023 Thomas Lechelele North West Open (Presige)	2023-09-15	2023-09-16	Standard	Dr Kenneth Kaunda (NWP)	7	7	3	Yes	Analysis
2	Dr KKD NG Goudkop 2023 (A)	2023-03-18	2023-03-18	Standard	Dr Kenneth Kaunda (NWP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2023 Thomas Lechelele North West Open				Tournament 2023 Thomas Lechelele North West Open
		date 2023-09-16	rnd 3	type Standard	result 1	date 2023-09-16	rnd 4	type Standard	result 1
		Opponent Senokwane, SD (Sebura)				Opponent Faku, M (Maphasa)
2	1	Tournament 2023 Thomas Lechelele North West Open				Tournament 2023 Thomas Lechelele North West Open
		date 2023-09-16	rnd 7	type Standard	result 1	date 2023-09-16	rnd 7	type Standard	result 1
		Opponent Phaahla, I (Innocent)				Opponent Phaahla, I (Innocent)
3	1	Tournament Dr KKD NG Goudkop 2023				Tournament Dr KKD NG Goudkop 2023
		date 2023-03-18	rnd 5	type Standard	result 1	date 2023-03-18	rnd 5	type Standard	result 1
		Opponent Mondane, T (Tshepiso)				Opponent Mondane, T (Tshepiso)

#	Games	Start				End
1	2	Tournament 2023 Thomas Lechelele North West Open				Tournament 2023 Thomas Lechelele North West Open
		date 2023-09-16	rnd 3	type Standard	result 1	date 2023-09-16	rnd 4	type Standard	result 1
		Opponent Senokwane, SD (Sebura)				Opponent Faku, M (Maphasa)
2	1	Tournament 2023 Thomas Lechelele North West Open				Tournament 2023 Thomas Lechelele North West Open
		date 2023-09-16	rnd 7	type Standard	result 1	date 2023-09-16	rnd 7	type Standard	result 1
		Opponent Phaahla, I (Innocent)				Opponent Phaahla, I (Innocent)
3	1	Tournament Dr KKD NG Goudkop 2023				Tournament Dr KKD NG Goudkop 2023
		date 2023-03-18	rnd 5	type Standard	result 1	date 2023-03-18	rnd 5	type Standard	result 1
		Opponent Mondane, T (Tshepiso)				Opponent Mondane, T (Tshepiso)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2023 Thomas Lechelele North West Open				Tournament 2023 Thomas Lechelele North West Open
		date 2023-09-16	rnd 3	type Standard	result 1	date 2023-09-16	rnd 4	type Standard	result 1
		Opponent Senokwane, SD (Sebura)				Opponent Faku, M (Maphasa)
2	1	Tournament 2023 Thomas Lechelele North West Open				Tournament 2023 Thomas Lechelele North West Open
		date 2023-09-16	rnd 7	type Standard	result 1	date 2023-09-16	rnd 7	type Standard	result 1
		Opponent Phaahla, I (Innocent)				Opponent Phaahla, I (Innocent)
3	1	Tournament Dr KKD NG Goudkop 2023				Tournament Dr KKD NG Goudkop 2023
		date 2023-03-18	rnd 5	type Standard	result 1	date 2023-03-18	rnd 5	type Standard	result 1
		Opponent Mondane, T (Tshepiso)				Opponent Mondane, T (Tshepiso)

#	Games	Start				End
1	2	Tournament 2023 Thomas Lechelele North West Open				Tournament 2023 Thomas Lechelele North West Open
		date 2023-09-16	rnd 3	type Standard	result 1	date 2023-09-16	rnd 4	type Standard	result 1
		Opponent Senokwane, SD (Sebura)				Opponent Faku, M (Maphasa)
2	1	Tournament 2023 Thomas Lechelele North West Open				Tournament 2023 Thomas Lechelele North West Open
		date 2023-09-16	rnd 7	type Standard	result 1	date 2023-09-16	rnd 7	type Standard	result 1
		Opponent Phaahla, I (Innocent)				Opponent Phaahla, I (Innocent)
3	1	Tournament Dr KKD NG Goudkop 2023				Tournament Dr KKD NG Goudkop 2023
		date 2023-03-18	rnd 5	type Standard	result 1	date 2023-03-18	rnd 5	type Standard	result 1
		Opponent Mondane, T (Tshepiso)				Opponent Mondane, T (Tshepiso)

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	Faku ,M (Maphasa)	1	1	425	1	1	425	0	0	0	0	0	0
1	Faku ,M (Maphasa)	1	1351.3	1776.3	1	1368.1	1776.3	0	0	0	0	0	0
2	Phaahla ,I (Innocent)	1	1	425	1	1	425	0	0	0	0	0	0
2	Phaahla ,I (Innocent)	1	1239.4	1664.4	1	1249	1664.4	0	0	0	0	0	0
3	Senokwane ,SD (Sebura David)	1	1	425	1	1	425	0	0	0	0	0	0
3	Senokwane ,SD (Sebura David)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Lefyedi ,T (Thatego)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Lefyedi ,T (Thatego)	1	1675.8	1250.8	1	1663.8	1250.8	0	0	0	0	0	0
5	Mosetlhi ,DP (David)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mosetlhi ,DP (David)	1	1252.5	827.5	1	1264.4	827.5	0	0	0	0	0	0
6	Janse Van Rensburg ,L (Ludik)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Janse Van Rensburg ,L (Ludik)	1	1354.9	929.9	1	1352.6	929.9	0	0	0	0	0	0
7	Gleeson ,ML (Mark Lloyd)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Gleeson ,ML (Mark Lloyd)	1	1560.4	1135.4	1	1562	1135.4	0	0	0	0	0	0
8	Mokobe ,S (Siyabonga)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mokobe ,S (Siyabonga)	1	1394.4	969.4	1	1395.6	969.4	0	0	0	0	0	0
9	Mafabatho ,TH (Thapelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mafabatho ,TH (Thapelo)	1	1435.5	1010.5	1	1457.9	1010.5	0	0	0	0	0	0
10	Molotsi ,R (Reamohetse)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Molotsi ,R (Reamohetse)	1	1265	840	1	1268.4	840	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Jaworski, J (Jarek)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms