Chess South Africa Ratings Database

PLAYER PAGE

Personal

Lawrence, J (Joel)

Chess SA id

1110100594

FIDE id

Date of birth

2011-07-31 (U16)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2021-08-28

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1295	1220.4	1317.3	1200
Raw rating	1295	1220.4	1317.3	1200
Weighted rating	1295	1220.4	1317.3	1200
Weighted performance	468.3	293.9	375	0
Floor	821.2	720.4	868.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	144.8	161.1	140.3	165.8
Highest rating	1462 2018-04-01	1220.4 2024-02-01	1532.8 2018-04-01	1200 2018-10-01
Highest raw rating	1321.2 2019-05-01	1220.4 2024-02-01	1368.4 2019-08-01	1200 2024-02-01
Highest weighted rating	1321.2 2022-01-01	1220.4 2024-02-01	1368.4 2021-08-01	1200 2018-10-01
Highest weighted performance	1462 2018-04-01	1214.2 2020-02-01	1532.8 2018-04-01	1200 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1295	1220.4	1317.3	1200
Analysis
Rating	1295	1220.4	1317.3	1200
Raw rating	1295	1220.4	1317.3	1200
Weighted rating	1295	1220.4	1317.3
Weighted performance	468.3	293.9	375
K-factor	36	36	36	36
Floor	821.2	720.4	868.4	700
Max/Min rating change allowed	144.8	161.1	140.3	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	1295	1220.4	1317.3	1200
New weighted rating	1295	1220.4	1317.3	1200
New weighted performance	460.1	285.9	366.5	0
Temp new rating	1295	1220.4	1317.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1295	1220.4	1317.3	1200
New K-factor	36	36	36	36
New floor	821.2	720.4	868.4	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	9	0	5	4
History	101	46	51	4

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	West Coast (WCU)
Province	Western Cape (WC)
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	101	59	58.42	71.5	1172.6	1244.1
Standard	46	24	52.17	18.5	1123.6	1142
Rapid	51	33	64.71	125	1213.2	1338.2
Blitz	4	2	50	0	1218.6	1218.6

Date	Main	Standard	Rapid	Blitz
2026-01-01	1295	1220.4	1317.3	1200
2025-11-30	1295	1220.4	1317.3	1200
2025-11-01	1295	1220.4	1317.3	1200
2025-09-30	1295	1220.4	1317.3	1200
2025-09-01	1295	1220.4	1317.3	1200
2025-08-01	1295	1220.4	1317.3	1200
2025-07-01	1295	1220.4	1317.3	1200
2025-06-01	1295	1220.4	1317.3	1200
2025-05-01	1295	1220.4	1317.3	1200
2025-04-01	1295	1220.4	1317.3	1200
2025-03-01	1295	1220.4	1317.3	1200
2025-02-01	1295	1220.4	1317.3	1200
2025-01-01	1295	1220.4	1317.3	1200
2024-12-01	1295	1220.4	1317.3	1200
2024-11-01	1295	1220.4	1317.3	1200
2024-10-01	1295	1220.4	1317.3	1200
2024-09-01	1295	1220.4	1317.3	1200
2024-11-01	1295	1220.4	1317.3	1200
2024-07-01	1295	1220.4	1317.3	1200
2024-06-01	1295	1220.4	1317.3	1200
2024-05-01	1295	1220.4	1317.3	1200
2024-04-01	1295	1220.4	1317.3	1200
2024-03-01	1295	1220.4	1317.3	1200
2024-02-01	1295	1220.4	1317.3	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	Deep Blue Club Championships 2022 (Beginners)	2022-05-11	2022-06-15	Standard	West Coast (WCU)	5	0	0	No	Analysis
2	Coast to Coast 2021 (U12)	2021-08-28	2021-08-28	Rapid	West Coast (WCU)	6	5	2	Yes	Analysis
3	Coast to Coast 2021 (Blitz)	2021-08-27	2021-08-27	Blitz	West Coast (WCU)	5	4	2	Yes	Analysis
4	West Coast Schools Prestige 2020 (U9 Boys)	2020-03-07	2020-03-07	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
5	Onder Weskus Prestige 2020 (U9 Boys)	2020-02-15	2020-02-22	Standard	West Coast (WCU)	6	5	5	Yes	Analysis
6	2nd Annual Basil Ellman Tournament 2019 (C)	2019-12-16	2019-12-18	Standard	West Coast (WCU)	7	6	4	Yes	Analysis
7	Western Cape Schools Kings & Queens 2019 (Boys)	2019-10-12	2019-10-12	Rapid	West Coast (WCU)	5	5	1	Yes	Analysis
8	Western Cape Womans Month Tournament 2019 (C)	2019-08-09	2019-08-11	Standard	West Coast (WCU)	7	7	4	Yes	Analysis
9	Weskus Topskole 2019 (U9)	2019-07-20	2019-07-20	Rapid	West Coast (WCU)	3	3	3	Yes	Analysis
10	Waschklip Clinic Closed 2019	2019-06-18	2019-06-18	Standard	West Coast (WCU)	5	5	1	Yes	Analysis
11	Weskus Mall Rapid 2019 (U8)	2019-06-15	2019-06-15	Rapid	West Coast (WCU)	6	3	1	Yes	Analysis
12	Western Cape Schools Individuals 2019 (U9 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	2	Yes	Analysis
13	West Coast Open 2019 (C)	2019-04-27	2019-04-27	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
14	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O9 Seuns)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	6	6	5	Yes	Analysis
15	St Helenabaai Open 2019 (U8)	2019-02-09	2019-02-09	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
16	Onder-Weskus Skole Proewe 2019 (O9 Seuns)	2019-02-16	2019-02-23	Rapid	West Coast (WCU)	8	7	5.5	Yes	Analysis
17	Back 2 School 2019 (Blitz)	2019-01-19	2019-01-19	Blitz	West Coast (WCU)	7	0	0	No	Analysis
18	Back 2 School 2019 (U8)	2019-01-19	2019-01-19	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
19	West Coast Invitational 2018	2018-11-17	2018-11-17	Rapid	West Coast (WCU)	5	5	1	Yes	Analysis
20	Woman`s Month Blitz Tournament 2018 (U8)	2018-08-11	2018-08-11	Rapid	West Coast (WCU)	5	4	3	Yes	Analysis
21	West Coast Chess League 2018 (C)	2018-07-07	2018-09-01	Standard	West Coast (WCU)	2	2	0	Yes	Analysis
22	Mittal Steel Club Closed 2018 (B)	2018-06-08	2018-06-09	Standard	West Coast (WCU)	5	4	0	Yes	Analysis
23	West Coast Open 2018 (D)	2018-04-28	2018-04-28	Rapid	West Coast (WCU)	5	4	3.5	Yes	Analysis

#	Games	Start				End
1	9	Tournament Back 2 School 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-01-19	rnd 4	type Rapid	result 1	date 2019-02-16	rnd 2	type Rapid	result 1
		Opponent Witbooi, S (Sergio)				Opponent Collair, H (Houston)
2	8	Tournament Onder Weskus Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-02-15	rnd 2	type Standard	result 1	date 2020-03-07	rnd 3	type Rapid	result 1
		Opponent Ellman, A (Andries)				Opponent Murray, S (Scott)
3	7	Tournament Onder-Weskus Skole Proewe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-02-16	rnd 4	type Rapid	result 1	date 2019-03-02	rnd 3	type Standard	result 1
		Opponent Koch, E (Eckhard)				Opponent Strauss, J (Johan)

#	Games	Start				End
1	5	Tournament Onder Weskus Prestige 2020				Tournament Onder Weskus Prestige 2020
		date 2020-02-15	rnd 2	type Standard	result 1	date 2020-02-22	rnd 6	type Standard	result 1
		Opponent Ellman, A (Andries)				Opponent Van Zyl, G (Gert Willem)
2	4	Tournament Western Cape Womans Month Tournament 2019				Tournament 2nd Annual Basil Ellman Tournament 2019
		date 2019-08-11	rnd 7	type Standard	result 1	date 2019-12-17	rnd 4	type Standard	result 1
		Opponent Kruger, C (Carmen)				Opponent Ellman, A (Andries)
3	3	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-03-02	rnd 1	type Standard	result 1	date 2019-03-02	rnd 3	type Standard	result 1
		Opponent Nel , B (Benjamin)				Opponent Strauss, J (Johan)

#	Games	Start				End
1	9	Tournament Back 2 School 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-01-19	rnd 4	type Rapid	result 1	date 2019-02-16	rnd 2	type Rapid	result 1
		Opponent Witbooi, S (Sergio)				Opponent Collair, H (Houston)
2	5	Tournament West Coast Open 2018				Tournament Woman`s Month Blitz Tournament 2018
		date 2018-04-28	rnd 2	type Rapid	result 1	date 2018-08-11	rnd 2	type Rapid	result 1
		Opponent Lewaks, A (Andrea)				Opponent Kearns, A (Aaron)
3	4	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 4	type Rapid	result 1	date 2019-02-23	rnd 7	type Rapid	result 0.5
		Opponent Koch, E (Eckhard)				Opponent Chatbrun, D (Daniel)

#	Games	Start				End
1	2	Tournament Coast to Coast 2021				Tournament Coast to Coast 2021
		date 2021-08-27	rnd 3	type Blitz	result 1	date 2021-08-27	rnd 4	type Blitz	result 1
		Opponent Lusawana, A (Asonele)				Opponent Adams, C (Chrystal)

#	Games	Start				End
1	9	Tournament Back 2 School 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-01-19	rnd 4	type Rapid	result 1	date 2019-02-16	rnd 2	type Rapid	result 1
		Opponent Witbooi, S (Sergio)				Opponent Collair, H (Houston)
2	8	Tournament Onder Weskus Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-02-15	rnd 2	type Standard	result 1	date 2020-03-07	rnd 3	type Rapid	result 1
		Opponent Ellman, A (Andries)				Opponent Murray, S (Scott)
3	5	Tournament Weskus Topskole 2019				Tournament Western Cape Womans Month Tournament 2019
		date 2019-07-20	rnd 1	type Rapid	result 1	date 2019-08-09	rnd 2	type Standard	result 1
		Opponent Cilliers, A (Alex)				Opponent Adams, M (Marlin)

#	Games	Start				End
1	5	Tournament Onder Weskus Prestige 2020				Tournament Onder Weskus Prestige 2020
		date 2020-02-15	rnd 2	type Standard	result 1	date 2020-02-22	rnd 6	type Standard	result 1
		Opponent Ellman, A (Andries)				Opponent Van Zyl, G (Gert Willem)
2	4	Tournament Western Cape Womans Month Tournament 2019				Tournament 2nd Annual Basil Ellman Tournament 2019
		date 2019-08-11	rnd 7	type Standard	result 1	date 2019-12-17	rnd 4	type Standard	result 1
		Opponent Kruger, C (Carmen)				Opponent Ellman, A (Andries)
3	3	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-03-02	rnd 1	type Standard	result 1	date 2019-03-02	rnd 3	type Standard	result 1
		Opponent Nel , B (Benjamin)				Opponent Strauss, J (Johan)

#	Games	Start				End
1	9	Tournament Back 2 School 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-01-19	rnd 4	type Rapid	result 1	date 2019-02-16	rnd 2	type Rapid	result 1
		Opponent Witbooi, S (Sergio)				Opponent Collair, H (Houston)
2	3	Tournament West Coast Schools Prestige 2020				Tournament West Coast Schools Prestige 2020
		date 2020-03-07	rnd 1	type Rapid	result 1	date 2020-03-07	rnd 3	type Rapid	result 1
		Opponent Bester, J (Juandre)				Opponent Murray, S (Scott)
3	3	Tournament Weskus Topskole 2019				Tournament Weskus Topskole 2019
		date 2019-07-20	rnd 1	type Rapid	result 1	date 2019-07-20	rnd 3	type Rapid	result 1
		Opponent Cilliers, A (Alex)				Opponent Oosthuizen, B (Brett)

#	Games	Start				End
1	2	Tournament Coast to Coast 2021				Tournament Coast to Coast 2021
		date 2021-08-27	rnd 3	type Blitz	result 1	date 2021-08-27	rnd 4	type Blitz	result 1
		Opponent Lusawana, A (Asonele)				Opponent Adams, C (Chrystal)

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	Lewaks ,A (Andrea)	7	4	60.7	1	1	425	6	3	0	0	0	0
1	Lewaks ,A (Andrea)	7	1216.3	1277	1	1122.9	1641.3	6	1262.6	1216.3	0	0	0
2	Mcquire ,M (Mikael)	5	1	-255	4	1	-212.5	1	0	-425	0	0	0
2	Mcquire ,M (Mikael)	5	1129.3	874.3	4	1053.3	916.8	1	578.8	704.3	0	0	0
3	Lawrence ,J (Jedidah)	4	3	212.5	3	2	141.7	1	1	425	0	0	0
3	Lawrence ,J (Jedidah)	4	870.5	1083	3	876	1012.2	1	523.2	1295.5	0	0	0
4	Ellman ,A (Andries)	4	4	425	2	2	425	2	2	425	0	0	0
4	Ellman ,A (Andries)	4	1041.8	1466.8	2	934.8	1466.8	2	1141.4	1466.8	0	0	0
5	Booysen ,C (Chadlin)	4	0	-425	1	0	-425	3	0	-425	0	0	0
5	Booysen ,C (Chadlin)	4	1369.4	944.4	1	1171.2	944.4	3	1373.7	944.4	0	0	0
6	Kiessling ,K (Kai)	3	1	-141.7	0	0	0	2	1	0	1	0	-425
6	Kiessling ,K (Kai)	3	1250.3	1108.6	0	0	0	2	1214.8	1250.3	1	1200	825.3
7	Arendse ,Q (Quinwinne)	2	1	0	1	0	-425	1	1	425	0	0	0
7	Arendse ,Q (Quinwinne)	2	1154.6	1154.6	1	1200	729.6	1	1164	1579.6	0	0	0
8	Botha ,T (Tristan)	2	2	425	1	1	425	1	1	425	0	0	0
8	Botha ,T (Tristan)	2	1140.3	1565.3	1	1074.4	1565.3	1	1200	1565.3	0	0	0
9	Strauss ,J (Johan)	2	2	425	1	1	425	1	1	425	0	0	0
9	Strauss ,J (Johan)	2	1269.8	1694.8	1	1200	1694.8	1	1241.6	1694.8	0	0	0
10	Oosthuizen ,B (Brett)	2	2	425	1	1	425	1	1	425	0	0	0
10	Oosthuizen ,B (Brett)	2	1205.5	1630.5	1	1200	1630.5	1	1200	1630.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Lawrence, J (Joel)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms