Chess South Africa Ratings Database

PLAYER PAGE

Personal

Steyn, J (Joharina)

Chess SA id

2040313792

FIDE id

Date of birth

2004-08-19 (Adult)

Gender

Female

Region

(NAM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-12-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1219.6	1217.2	1200	1200
Raw rating	1219.6	1217.2	1200	1200
Weighted rating	1212.7	1211.2	1200	1200
Weighted performance	0	0	0	0
Floor	719.6	717.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.2	161.8	165.8	165.8
Highest rating	1219.6 2025-01-01	1217.2 2025-01-01	1200 2024-12-01	1200 2024-12-01
Highest raw rating	1219.6 2025-01-01	1217.2 2025-01-01	1200 2024-12-01	1200 2024-12-01
Highest weighted rating	1210.7 2025-08-01	1209.4 2025-08-01	1200 2024-12-01	1200 2024-12-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-12-01	1200 2024-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1219.6	1217.2	1200	1200
Analysis
Rating	1219.6	1217.2	1200	1200
Raw rating	1219.6	1217.2	1200	1200
Weighted rating	1212.7	1211.2	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	719.6	717.2	700	700
Max/Min rating change allowed	161.2	161.8	165.8	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	1219.6	1217.2	1200	1200
New weighted rating	1213.7	1212	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1219.6	1217.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1219.6	1217.2	1200	1200
New K-factor	36	36	36	36
New floor	719.6	717.2	700	700

Item	Main	Standard
	0	0
	0	0
	9	9
	0	0
	0	0
	0	0
History	9	9

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region
Province
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-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	9	5	55.56	47.2	1195.1	1242.3
Standard	9	5	55.56	47.2	1195.1	1242.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1219.6	1217.2	1200	1200
2025-09-01	1219.6	1217.2	1200	1200
2025-08-01	1219.6	1217.2	1200	1200
2025-07-01	1219.6	1217.2	1200	1200
2025-06-01	1219.6	1217.2	1200	1200
2025-05-01	1219.6	1217.2	1200	1200
2025-04-01	1219.6	1217.2	1200	1200
2025-03-01	1219.6	1217.2	1200	1200
2025-02-01	1219.6	1217.2	1200	1200
2025-01-01	1219.6	1217.2	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	USSA Chess Championships 2024 (Ladies)	2024-11-29	2024-12-03	Standard	Tshwane (GTP)	9	9	5	Yes	Analysis

#	Games	Start				End
1	2	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-30	rnd 4	type Standard	result 0.5	date 2024-12-01	rnd 5	type Standard	result 1
		Opponent Dire, B (Bontle)				Opponent Khumalo, R (Rethabile)
2	2	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-29	rnd 1	type Standard	result 1	date 2024-11-29	rnd 2	type Standard	result 1
		Opponent Sithole, N (Nosihle)				Opponent Zhang, A (Alice)
3	1	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-03	rnd 9	type Standard	result 0.5	date 2024-12-03	rnd 9	type Standard	result 0.5
		Opponent Fredericks, J (Janine)				Opponent Fredericks, J (Janine)

#	Games	Start				End
1	2	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-30	rnd 4	type Standard	result 0.5	date 2024-12-01	rnd 5	type Standard	result 1
		Opponent Dire, B (Bontle)				Opponent Khumalo, R (Rethabile)
2	2	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-29	rnd 1	type Standard	result 1	date 2024-11-29	rnd 2	type Standard	result 1
		Opponent Sithole, N (Nosihle)				Opponent Zhang, A (Alice)
3	1	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-03	rnd 9	type Standard	result 0.5	date 2024-12-03	rnd 9	type Standard	result 0.5
		Opponent Fredericks, J (Janine)				Opponent Fredericks, J (Janine)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-29	rnd 1	type Standard	result 1	date 2024-11-29	rnd 2	type Standard	result 1
		Opponent Sithole, N (Nosihle)				Opponent Zhang, A (Alice)
2	1	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-02	rnd 7	type Standard	result 1	date 2024-12-02	rnd 7	type Standard	result 1
		Opponent Ngwenya, N (Nkosinomsa)				Opponent Ngwenya, N (Nkosinomsa)
3	1	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-01	rnd 5	type Standard	result 1	date 2024-12-01	rnd 5	type Standard	result 1
		Opponent Khumalo, R (Rethabile)				Opponent Khumalo, R (Rethabile)

#	Games	Start				End
1	2	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-29	rnd 1	type Standard	result 1	date 2024-11-29	rnd 2	type Standard	result 1
		Opponent Sithole, N (Nosihle)				Opponent Zhang, A (Alice)
2	1	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-02	rnd 7	type Standard	result 1	date 2024-12-02	rnd 7	type Standard	result 1
		Opponent Ngwenya, N (Nkosinomsa)				Opponent Ngwenya, N (Nkosinomsa)
3	1	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-12-01	rnd 5	type Standard	result 1	date 2024-12-01	rnd 5	type Standard	result 1
		Opponent Khumalo, R (Rethabile)				Opponent Khumalo, R (Rethabile)

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	Zulu ,S (Sinobom)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Zulu ,S (Sinobom)	1	1363.3	938.3	1	1358.7	938.3	0	0	0	0	0	0
2	Ngwenya ,N (Nkosinomsa)	1	1	425	1	1	425	0	0	0	0	0	0
2	Ngwenya ,N (Nkosinomsa)	1	1195.8	1620.8	1	1183.2	1620.8	0	0	0	0	0	0
3	Mohale ,M (Masoto)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Mohale ,M (Masoto)	1	1083.6	658.6	1	1083.9	658.6	0	0	0	0	0	0
4	Sithole ,N (Nosihle)	1	1	425	1	1	425	0	0	0	0	0	0
4	Sithole ,N (Nosihle)	1	1114.8	1539.8	1	1111.2	1539.8	0	0	0	0	0	0
5	Zhang ,A (Alice)	1	1	425	1	1	425	0	0	0	0	0	0
5	Zhang ,A (Alice)	1	1171.1	1596.1	1	1161.2	1596.1	0	0	0	0	0	0
6	Ratlou ,S (Semakaleng)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Ratlou ,S (Semakaleng)	1	1213.3	788.3	1	1216.8	788.3	0	0	0	0	0	0
7	Fredericks ,J (Janine)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Fredericks ,J (Janine)	1	1205.5	1205.5	1	1187.6	1205.5	0	0	0	0	0	0
8	Dire ,B (Bontle)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Dire ,B (Bontle)	1	1211.3	1211.3	1	1212	1211.3	0	0	0	0	0	0
9	Khumalo ,R (Rethabile)	1	1	425	1	1	425	0	0	0	0	0	0
9	Khumalo ,R (Rethabile)	1	1196.8	1621.8	1	1192.8	1621.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Steyn, J (Joharina)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms