Chess South Africa Ratings Database

PLAYER PAGE

Personal

Booysen, J (Jakob)

Chess SA id

1060162869

FIDE id

Date of birth

2006-12-03 (U20)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1126.5	1173.9	1106.5	1200
Raw rating	1126.5	1173.9	1106.5	1200
Weighted rating	1120.4	1171.6	1099.2	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	184.1	172.1	189.4	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1126.5	1173.9	1106.5	1200
Analysis
Rating	1126.5	1173.9	1106.5	1200
Raw rating	1126.5	1173.9	1106.5	1200
Weighted rating	1120.4	1171.6	1099.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	184.1	172.1	189.4	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	1126.5	1173.9	1106.5	1200
New weighted rating	1120.5	1171.6	1099.3	1200
New weighted performance	0	0	0	0
Temp new rating	1126.5	1173.9	1106.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1126.5	1173.9	1106.5	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	15	5	10
	6	0	6
	0	0	0
	0	0	0
History	21	5	16

Games since
	Main 21	Standard 5		Rapid 16		Blitz 0
Gender	Male
Age group	U20
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	21	5.5	26.19	-202.4	1210.1	1007.7
Standard	5	1	20	-255	1318.6	1063.6
Rapid	16	4.5	28.12	-185.9	1176.1	990.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1126.5	1173.9	1106.5	1200
2025-09-01	1126.5	1173.9	1106.5	1200
2025-08-01	1126.5	1173.9	1106.5	1200
2025-07-01	1126.5	1173.9	1106.5	1200
2025-06-01	1126.5	1173.9	1106.5	1200
2025-05-01	1126.5	1173.9	1106.5	1200
2025-04-01	1126.5	1173.9	1106.5	1200
2025-03-01	1126.5	1173.9	1106.5	1200
2025-02-01	1126.4	1173.9	1106.5	1200
2025-01-01	1103.2	1166.5	1078.4	1200
2024-12-01	1103.2	1166.5	1078.4	1200
2024-11-01	1103.2	1166.5	1078.4	1200
2024-10-01	1103.2	1166.5	1078.4	1200
2024-09-01	1103.2	1166.5	1078.4	1200
2024-08-01	1103.2	1166.5	1078.4	1200
2024-07-01	1103.2	1166.5	1078.4	1200
2024-06-01	1103.2	1166.5	1078.4	1200
2024-08-01	1120.7	1166.5	1097.1	1200
2024-04-01	1120.7	1166.5	1097.1	1200
2024-03-01	1120.7	1166.5	1097.1	1200
2024-02-01	1156.1	1166.5	1163.3	1200
2024-01-01	1179.3	1200	1163.3	1200
2023-12-01	1179.3	1200	1163.3	1200
2023-11-01	1179.3	1200	1163.3	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	Robertson Strategema Chess May 2024 (Open)	2024-05-11	2024-05-11	Rapid	Cape Winelands (WCW)	5	4	1	Yes	Analysis
2	Cape Winelands Schools - HS Trials 1 2024 (U18 Boys)	2024-02-17	2024-02-17	Rapid	Cape Winelands (WCW)	6	6	1.5	Yes	Analysis
3	Cape Winelands - Marie Delport Memorial 2024 (Open)	2024-01-27	2024-01-28	Standard	Cape Winelands (WCW)	6	5	1	Yes	Analysis
4	Worcester Knock-Out 2023 (U18 Boys)	2023-10-14	2023-10-14	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 5	type Rapid	result 0.5	date 2024-02-17	rnd 6	type Rapid	result 1
		Opponent Mackenzie, J (Jarian)				Opponent Cedras, C (Charl)
2	1	Tournament Robertson Strategema Chess May 2024				Tournament Robertson Strategema Chess May 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-05-11	rnd 4	type Rapid	result 1
		Opponent Faro, H (Henson)				Opponent Faro, H (Henson)
3	1	Tournament Cape Winelands - Marie Delport Memorial 2024				Tournament Cape Winelands - Marie Delport Memorial 2024
		date 2024-01-28	rnd 6	type Standard	result 1	date 2024-01-28	rnd 6	type Standard	result 1
		Opponent Mackenzie, J (Jarian)				Opponent Mackenzie, J (Jarian)

#	Games	Start				End
1	1	Tournament Cape Winelands - Marie Delport Memorial 2024				Tournament Cape Winelands - Marie Delport Memorial 2024
		date 2024-01-28	rnd 6	type Standard	result 1	date 2024-01-28	rnd 6	type Standard	result 1
		Opponent Mackenzie, J (Jarian)				Opponent Mackenzie, J (Jarian)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 5	type Rapid	result 0.5	date 2024-02-17	rnd 6	type Rapid	result 1
		Opponent Mackenzie, J (Jarian)				Opponent Cedras, C (Charl)
2	1	Tournament Robertson Strategema Chess May 2024				Tournament Robertson Strategema Chess May 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-05-11	rnd 4	type Rapid	result 1
		Opponent Faro, H (Henson)				Opponent Faro, H (Henson)
3	1	Tournament Worcester Knock-Out 2023				Tournament Worcester Knock-Out 2023
		date 2023-10-14	rnd 5	type Rapid	result 1	date 2023-10-14	rnd 5	type Rapid	result 1
		Opponent Alexander, E (Ethan)				Opponent Alexander, E (Ethan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Robertson Strategema Chess May 2024				Tournament Robertson Strategema Chess May 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-05-11	rnd 4	type Rapid	result 1
		Opponent Faro, H (Henson)				Opponent Faro, H (Henson)
2	1	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 6	type Rapid	result 1	date 2024-02-17	rnd 6	type Rapid	result 1
		Opponent Cedras, C (Charl)				Opponent Cedras, C (Charl)
3	1	Tournament Cape Winelands - Marie Delport Memorial 2024				Tournament Cape Winelands - Marie Delport Memorial 2024
		date 2024-01-28	rnd 6	type Standard	result 1	date 2024-01-28	rnd 6	type Standard	result 1
		Opponent Mackenzie, J (Jarian)				Opponent Mackenzie, J (Jarian)

#	Games	Start				End
1	1	Tournament Cape Winelands - Marie Delport Memorial 2024				Tournament Cape Winelands - Marie Delport Memorial 2024
		date 2024-01-28	rnd 6	type Standard	result 1	date 2024-01-28	rnd 6	type Standard	result 1
		Opponent Mackenzie, J (Jarian)				Opponent Mackenzie, J (Jarian)

#	Games	Start				End
1	1	Tournament Robertson Strategema Chess May 2024				Tournament Robertson Strategema Chess May 2024
		date 2024-05-11	rnd 4	type Rapid	result 1	date 2024-05-11	rnd 4	type Rapid	result 1
		Opponent Faro, H (Henson)				Opponent Faro, H (Henson)
2	1	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 6	type Rapid	result 1	date 2024-02-17	rnd 6	type Rapid	result 1
		Opponent Cedras, C (Charl)				Opponent Cedras, C (Charl)
3	1	Tournament Worcester Knock-Out 2023				Tournament Worcester Knock-Out 2023
		date 2023-10-14	rnd 5	type Rapid	result 1	date 2023-10-14	rnd 5	type Rapid	result 1
		Opponent Alexander, E (Ethan)				Opponent Alexander, E (Ethan)

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	Mackenzie ,J (Jarian)	2	1.5	212.5	1	1	425	1	0.5	0	0	0	0
1	Mackenzie ,J (Jarian)	2	1162.9	1375.4	1	1200	1587.9	1	1200	1162.9	0	0	0
2	Smit ,R (Rikis)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Smit ,R (Rikis)	1	1221	796	1	1206.2	796	0	0	0	0	0	0
3	Isaacs ,S (Sean-Patrick)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Isaacs ,S (Sean-Patrick)	1	1236.6	811.6	1	1134.4	811.6	0	0	0	0	0	0
4	Lewaks ,S (Shaundre)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Lewaks ,S (Shaundre)	1	1613.5	1188.5	1	1615.8	1188.5	0	0	0	0	0	0
5	Kwabe ,A (Awonke)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Kwabe ,A (Awonke)	1	1321.8	896.8	1	1367.3	896.8	0	0	0	0	0	0
6	Weimers ,J (Jemal)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Weimers ,J (Jemal)	1	1170.3	745.3	0	0	0	1	1198.4	745.3	0	0	0
7	Theron ,T (Thomas)	1	1	425	0	0	0	1	1	425	0	0	0
7	Theron ,T (Thomas)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Nortje ,M (Melvinia)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Nortje ,M (Melvinia)	1	988.9	563.9	0	0	0	1	1121.2	563.9	0	0	0
9	Brown ,G (Gareth)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Brown ,G (Gareth)	1	1147.9	722.9	0	0	0	1	1123.6	722.9	0	0	0
10	Scheepers ,D (Durran)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Scheepers ,D (Durran)	1	1142.8	717.8	0	0	0	1	1136.4	717.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Booysen, J (Jakob)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms