Chess South Africa Ratings Database

PLAYER PAGE

Personal

Bouwer, JM (Juan Michael)

Chess SA id

103003268

FIDE id

Date of birth

2003-05-19 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-07-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1056.1	1054.8	1086	1086
Raw rating	1056.1	1054.8	1086	1086
Weighted rating	1056.1	1054.8	1086	1086
Weighted performance	0	0	0	0
Floor	586	586	586	586
K-factor	40	40	40	40
Min/Max rating change allowed	203.5	203.9	195.1	195.1
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1086 2018-02-01	1086 2018-02-01	1086 2024-02-01	1086 2024-02-01
Highest weighted rating	1086 2024-11-01	1086 2024-11-01	1086 2024-11-01	1086 2024-11-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1056.1	1054.8	1086	1086
Analysis
Rating	1056.1	1054.8	1086	1086
Raw rating	1056.1	1054.8	1086	1086
Weighted rating	1056.1	1054.8	1086
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	586	586	586	586
Max/Min rating change allowed	203.5	203.9	195.1	195.1
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	1056.1	1054.8	1086	1086
New weighted rating	1056.1	1054.8	1086	1086
New weighted performance	0	0	0	0
Temp new rating	1056.1	1054.8	1086	1086
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1056.1	1054.8	1086	1086
New K-factor	40	40	40	40
New floor	586	586	586	586

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	204	204

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
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	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	5.5	45.83	-35.4	1021.7	986.3
Standard	12	5.5	45.83	-35.4	1021.7	986.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1056.1	1054.8	1086	1086
2025-09-01	1056.1	1054.8	1086	1086
2025-08-01	1056.1	1054.8	1086	1086
2025-07-01	1056.1	1054.8	1086	1086
2025-06-01	1056.1	1054.8	1086	1086
2025-05-01	1056.1	1054.8	1086	1086
2025-04-01	1056.1	1054.8	1086	1086
2025-03-01	1056.1	1054.8	1086	1086
2025-02-01	1056.1	1054.8	1086	1086
2025-01-01	1056.1	1054.8	1086	1086
2024-12-01	1056.1	1054.8	1086	1086
2024-11-01	1056.1	1054.8	1086	1086
2024-10-01	1056.1	1054.8	1086	1086
2024-09-01	1056.1	1054.8	1086	1086
2024-08-01	1056.1	1054.8	1086	1086
2024-07-01	1056.1	1054.8	1086	1086
2024-06-01	1056.1	1054.8	1086	1086
2024-08-01	1056.1	1054.8	1086	1086
2024-04-01	1056.1	1054.8	1086	1086
2024-03-01	1056.1	1054.8	1086	1086
2024-02-01	1056.1	1054.8	1086	1086
2024-01-01	1056.1	1054.8	1086	1086
2023-12-01	1056.1	1054.8	1086	1086
2023-11-01	1056.1	1054.8	1086	1086

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	2019 D3 Team League (U19)	2019-07-20	2019-07-20	Standard	Tshwane (GTP)	3	3	2.5	Yes	Analysis
2	2019 D3 Individuals (U18 Boys)	2019-04-13	2019-04-13	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
3	2018 Gauteng League Final (U19)	2018-08-25	2018-08-25	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 1	type Standard	result 1	date 2019-07-20	rnd 3	type Standard	result 1
		Opponent Pretorius, D (Dihan)				Opponent Chauke, M (Mosa)
2	2	Tournament 2018 Gauteng League Final				Tournament 2019 D3 Individuals
		date 2018-08-25	rnd 5	type Standard	result 1	date 2019-04-13	rnd 1	type Standard	result 1
		Opponent Heydenrych, JN (Johannes)				Opponent Marima, OB (Obakeng Brandan)
3	1	Tournament 2019 D3 Individuals				Tournament 2019 D3 Individuals
		date 2019-04-13	rnd 4	type Standard	result 1	date 2019-04-13	rnd 4	type Standard	result 1
		Opponent Kotze, J (Jontey)				Opponent Kotze, J (Jontey)

#	Games	Start				End
1	3	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 1	type Standard	result 1	date 2019-07-20	rnd 3	type Standard	result 1
		Opponent Pretorius, D (Dihan)				Opponent Chauke, M (Mosa)
2	2	Tournament 2018 Gauteng League Final				Tournament 2019 D3 Individuals
		date 2018-08-25	rnd 5	type Standard	result 1	date 2019-04-13	rnd 1	type Standard	result 1
		Opponent Heydenrych, JN (Johannes)				Opponent Marima, OB (Obakeng Brandan)
3	1	Tournament 2019 D3 Individuals				Tournament 2019 D3 Individuals
		date 2019-04-13	rnd 4	type Standard	result 1	date 2019-04-13	rnd 4	type Standard	result 1
		Opponent Kotze, J (Jontey)				Opponent Kotze, J (Jontey)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2018 Gauteng League Final				Tournament 2019 D3 Individuals
		date 2018-08-25	rnd 5	type Standard	result 1	date 2019-04-13	rnd 1	type Standard	result 1
		Opponent Heydenrych, JN (Johannes)				Opponent Marima, OB (Obakeng Brandan)
2	1	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 3	type Standard	result 1	date 2019-07-20	rnd 3	type Standard	result 1
		Opponent Chauke, M (Mosa)				Opponent Chauke, M (Mosa)
3	1	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 1	type Standard	result 1	date 2019-07-20	rnd 1	type Standard	result 1
		Opponent Pretorius, D (Dihan)				Opponent Pretorius, D (Dihan)

#	Games	Start				End
1	2	Tournament 2018 Gauteng League Final				Tournament 2019 D3 Individuals
		date 2018-08-25	rnd 5	type Standard	result 1	date 2019-04-13	rnd 1	type Standard	result 1
		Opponent Heydenrych, JN (Johannes)				Opponent Marima, OB (Obakeng Brandan)
2	1	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 3	type Standard	result 1	date 2019-07-20	rnd 3	type Standard	result 1
		Opponent Chauke, M (Mosa)				Opponent Chauke, M (Mosa)
3	1	Tournament 2019 D3 Team League				Tournament 2019 D3 Team League
		date 2019-07-20	rnd 1	type Standard	result 1	date 2019-07-20	rnd 1	type Standard	result 1
		Opponent Pretorius, D (Dihan)				Opponent Pretorius, D (Dihan)

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	Mokoena ,M (Mpho)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mokoena ,M (Mpho)	1	747.3	322.3	1	796	322.3	0	0	0	0	0	0
2	Heydenrych ,JN (Johannes Nicolaas)	1	1	425	1	1	425	0	0	0	0	0	0
2	Heydenrych ,JN (Johannes Nicolaas)	1	1080.9	1505.9	1	1084.8	1505.9	0	0	0	0	0	0
3	Marima ,OB (Obakeng Brandan)	1	1	425	1	1	425	0	0	0	0	0	0
3	Marima ,OB (Obakeng Brandan)	1	1161.2	1586.2	1	1153.2	1586.2	0	0	0	0	0	0
4	Jonas ,LF (Lesedi Ferdinand)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Jonas ,LF (Lesedi Ferdinand)	1	1271.9	1271.9	1	1275.1	1271.9	0	0	0	0	0	0
5	Pretorius ,D (Dihan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Pretorius ,D (Dihan)	1	834.2	1259.2	1	844.4	1259.2	0	0	0	0	0	0
6	Richter ,J-M (Jan-Michael)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Richter ,J-M (Jan-Michael)	1	1645.9	1220.9	1	1642.5	1220.9	0	0	0	0	0	0
7	Kotze ,J (Jontey)	1	1	425	1	1	425	0	0	0	0	0	0
7	Kotze ,J (Jontey)	1	500	925	1	500	925	0	0	0	0	0	0
8	Mphahlele ,E (Emanuel)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mphahlele ,E (Emanuel)	1	540	115	1	540	115	0	0	0	0	0	0
9	Fihla ,LL (Lonwabo Luvuyo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Fihla ,LL (Lonwabo Luvuyo)	1	1549.8	1124.8	1	1553.4	1124.8	0	0	0	0	0	0
10	Sefike ,B (Bonolo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Sefike ,B (Bonolo)	1	569.2	144.2	1	569.2	144.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Bouwer, JM (Juan Michael)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms