Chess South Africa Ratings Database

PLAYER PAGE

Personal

Strydom, SJ (Stefan Jaco)

Chess SA id

100036665

FIDE id

Date of birth

2000-06-19 (Adult)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-01-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1393.3	1393.3	1425	1425
Raw rating	1393.3	1393.3	1425	1425
Weighted rating	1393.3	1393.3	1425	1425
Weighted performance	0	0	0	0
Floor	925	925	925	925
K-factor	32	32	32	32
Min/Max rating change allowed	125.9	125.9	120.3	120.3
Highest rating	1425 2018-01-01	1425 2018-01-01	1425 2018-06-01	1425 2018-06-01
Highest raw rating	1425 2018-01-01	1425 2018-01-01	1425 2024-03-01	1425 2024-03-01
Highest weighted rating	1425 2018-01-01	1425 2018-01-01	1425 2018-06-01	1425 2018-06-01
Highest weighted performance	1319.7 2018-01-01	1319.7 2018-01-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1393.3	1393.3	1425	1425
Analysis
Rating	1393.3	1393.3	1425	1425
Raw rating	1393.3	1393.3	1425	1425
Weighted rating	1393.3	1393.3	1425
Weighted performance	0	0	0
K-factor	32	32	32	32
Floor	925	925	925	925
Max/Min rating change allowed	125.9	125.9	120.3	120.3
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	1393.3	1393.3	1425	1425
New weighted rating	1393.3	1393.3	1425	1425
New weighted performance	0	0	0	0
Temp new rating	1393.3	1393.3	1425	1425
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1393.3	1393.3	1425	1425
New K-factor	32	32	32	32
New floor	925	925	925	925

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	382	365	17

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	7	1.5	21.43	-242.9	1559.3	1316.4
Standard	7	1.5	21.43	-242.9	1559.3	1316.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1393.3	1393.3	1425	1425
2025-09-01	1393.3	1393.3	1425	1425
2025-08-01	1393.3	1393.3	1425	1425
2025-07-01	1393.3	1393.3	1425	1425
2025-06-01	1393.3	1393.3	1425	1425
2025-05-01	1393.3	1393.3	1425	1425
2025-04-01	1393.3	1393.3	1425	1425
2025-03-01	1393.3	1393.3	1425	1425
2025-02-01	1393.3	1393.3	1425	1425
2025-01-01	1393.3	1393.3	1425	1425
2024-12-01	1393.3	1393.3	1425	1425
2024-11-01	1393.3	1393.3	1425	1425
2024-10-01	1393.3	1393.3	1425	1425
2024-09-01	1393.3	1393.3	1425	1425
2024-08-01	1393.3	1393.3	1425	1425
2024-07-01	1393.3	1393.3	1425	1425
2024-06-01	1393.3	1393.3	1425	1425
2024-08-01	1393.3	1393.3	1425	1425
2024-04-01	1393.3	1393.3	1425	1425
2024-03-01	1393.3	1393.3	1425	1425
2024-02-01	1393.3	1393.3	1425	1425
2024-01-01	1393.3	1393.3	1425	1425
2023-12-01	1393.3	1393.3	1425	1425
2023-11-01	1393.3	1393.3	1425	1425

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	South African Junior Team Championships 2017 (U18A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis

#	Games	Start				End
1	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-07	rnd 6	type Standard	result 0.5	date 2018-01-07	rnd 6	type Standard	result 0.5
		Opponent Bekker, GD (Gerhardus)				Opponent Bekker, GD (Gerhardus)
2	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-05	rnd 3	type Standard	result 1	date 2018-01-05	rnd 3	type Standard	result 1
		Opponent Coetzee, RJ (Ruhandre)				Opponent Coetzee, RJ (Ruhandre)

#	Games	Start				End
1	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-07	rnd 6	type Standard	result 0.5	date 2018-01-07	rnd 6	type Standard	result 0.5
		Opponent Bekker, GD (Gerhardus)				Opponent Bekker, GD (Gerhardus)
2	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-05	rnd 3	type Standard	result 1	date 2018-01-05	rnd 3	type Standard	result 1
		Opponent Coetzee, RJ (Ruhandre)				Opponent Coetzee, RJ (Ruhandre)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-05	rnd 3	type Standard	result 1	date 2018-01-05	rnd 3	type Standard	result 1
		Opponent Coetzee, RJ (Ruhandre)				Opponent Coetzee, RJ (Ruhandre)

#	Games	Start				End
1	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-05	rnd 3	type Standard	result 1	date 2018-01-05	rnd 3	type Standard	result 1
		Opponent Coetzee, RJ (Ruhandre)				Opponent Coetzee, RJ (Ruhandre)

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	Gluckman ,P (Paul)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Gluckman ,P (Paul)	1	1913.6	1488.6	1	1913.6	1488.6	0	0	0	0	0	0
2	Fakude ,HM (Hopewell Mongezi)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Fakude ,HM (Hopewell Mongezi)	1	1824.8	1399.8	1	1824.8	1399.8	0	0	0	0	0	0
3	Van Der Lingen ,CP (Cornelis)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Van Der Lingen ,CP (Cornelis)	1	1677.6	1252.6	1	1677.6	1252.6	0	0	0	0	0	0
4	Khumalo ,K (Kagiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Khumalo ,K (Kagiso)	1	1451.1	1026.1	1	1451.1	1026.1	0	0	0	0	0	0
5	Mbokazi ,B (Banele)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mbokazi ,B (Banele)	1	1390.4	965.4	1	1390.4	965.4	0	0	0	0	0	0
6	Bekker ,GD (Gerhardus Daniel)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Bekker ,GD (Gerhardus Daniel)	1	1323	1323	1	1323	1323	0	0	0	0	0	0
7	Coetzee ,RJ (Ruhandre)	1	1	425	1	1	425	0	0	0	0	0	0
7	Coetzee ,RJ (Ruhandre)	1	1334.8	1759.8	1	1334.8	1759.8	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

Strydom, SJ (Stefan Jaco)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms