Chess South Africa Ratings Database

PLAYER PAGE

Personal

Simon, D (Diyana)

Chess SA id

2080142238

FIDE id

Date of birth

2008-09-21 (U18)

Gender

Female

Region

ZF Mgcawu (NZF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-07-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1190.7	1188.8	1200	1200
Raw rating	1190.7	1188.8	1200	1200
Weighted rating	1190.7	1188.8	1200	1200
Weighted performance	0	0	0	0
Floor	732.7	737	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	168	168.5	165.8	165.8
Highest rating	1321.4 2022-06-01	1319 2022-06-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1232.7 2022-07-01	1237 2022-07-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1232.7 2022-07-01	1237 2022-07-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1321.4 2022-06-01	1319 2022-06-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1190.7	1188.8	1200	1200
Analysis
Rating	1190.7	1188.8	1200	1200
Raw rating	1190.7	1188.8	1200	1200
Weighted rating	1190.7	1188.8	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	732.7	737	700	700
Max/Min rating change allowed	168	168.5	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	1190.7	1188.8	1200	1200
New weighted rating	1190.7	1188.8	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1190.7	1188.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1190.7	1188.8	1200	1200
New K-factor	36	36	36	36
New floor	732.7	737	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	17	17
	0	0
History	17	17

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	ZF Mgcawu (NZF)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U18	-1		-1		-1
U18 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	17	8.5	50	0	1203.6	1203.6
Standard	17	8.5	50	0	1203.6	1203.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1190.7	1188.8	1200	1200
2025-09-01	1190.7	1188.8	1200	1200
2025-08-01	1190.7	1188.8	1200	1200
2025-07-01	1190.7	1188.8	1200	1200
2025-06-01	1190.7	1188.8	1200	1200
2025-05-01	1190.7	1188.8	1200	1200
2025-04-01	1190.7	1188.8	1200	1200
2025-03-01	1190.7	1188.8	1200	1200
2025-02-01	1190.7	1188.8	1200	1200
2025-01-01	1190.7	1188.8	1200	1200
2024-12-01	1190.7	1188.8	1200	1200
2024-11-01	1190.7	1188.8	1200	1200
2024-10-01	1190.7	1188.8	1200	1200
2024-09-01	1190.7	1188.8	1200	1200
2024-08-01	1190.7	1188.8	1200	1200
2024-07-01	1190.7	1188.8	1200	1200
2024-06-01	1190.7	1188.8	1200	1200
2024-08-01	1190.7	1188.8	1200	1200
2024-04-01	1190.7	1188.8	1200	1200
2024-03-01	1190.7	1188.8	1200	1200
2024-02-01	1190.7	1188.8	1200	1200
2024-01-01	1190.7	1188.8	1200	1200
2023-12-01	1190.7	1188.8	1200	1200
2023-11-01	1190.7	1188.8	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	NSSC Winter Games 2022 (U15 Girls)	2022-07-04	2022-07-06	Standard	Cape Town (WCT)	7	7	2	Yes	Analysis
2	Northern Cape Provincial Schools Trials 2022 (U15 Girls)	2022-06-24	2022-06-24	Standard	Frances Baard (NCF)	5	5	3.5	Yes	Analysis
3	ZFM Schools Trials 2022 (U15 Girls)	2022-05-28	2022-05-28	Standard	ZF Mgcawu (NZF)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament ZFM Schools Trials 2022				Tournament ZFM Schools Trials 2022
		date 2022-05-28	rnd 1	type Standard	result 1	date 2022-05-28	rnd 3	type Standard	result 1
		Opponent Irion, T (Tash-Lee)				Opponent Van Wyk, T (Tashney)
2	2	Tournament NSSC Winter Games 2022				Tournament NSSC Winter Games 2022
		date 2022-07-06	rnd 6	type Standard	result 0.5	date 2022-07-06	rnd 7	type Standard	result 0.5
		Opponent Mkwinti, F (Fanelesimbonge)				Opponent Letebele, S (Sebueng)
3	2	Tournament Northern Cape Provincial Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-06-24	rnd 4	type Standard	result 1	date 2022-06-24	rnd 5	type Standard	result 1
		Opponent Mostert, L (Liya)				Opponent Engelbrecht, M (May-Lene)

#	Games	Start				End
1	3	Tournament ZFM Schools Trials 2022				Tournament ZFM Schools Trials 2022
		date 2022-05-28	rnd 1	type Standard	result 1	date 2022-05-28	rnd 3	type Standard	result 1
		Opponent Irion, T (Tash-Lee)				Opponent Van Wyk, T (Tashney)
2	2	Tournament NSSC Winter Games 2022				Tournament NSSC Winter Games 2022
		date 2022-07-06	rnd 6	type Standard	result 0.5	date 2022-07-06	rnd 7	type Standard	result 0.5
		Opponent Mkwinti, F (Fanelesimbonge)				Opponent Letebele, S (Sebueng)
3	2	Tournament Northern Cape Provincial Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-06-24	rnd 4	type Standard	result 1	date 2022-06-24	rnd 5	type Standard	result 1
		Opponent Mostert, L (Liya)				Opponent Engelbrecht, M (May-Lene)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament ZFM Schools Trials 2022				Tournament ZFM Schools Trials 2022
		date 2022-05-28	rnd 1	type Standard	result 1	date 2022-05-28	rnd 3	type Standard	result 1
		Opponent Irion, T (Tash-Lee)				Opponent Van Wyk, T (Tashney)
2	2	Tournament Northern Cape Provincial Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-06-24	rnd 4	type Standard	result 1	date 2022-06-24	rnd 5	type Standard	result 1
		Opponent Mostert, L (Liya)				Opponent Engelbrecht, M (May-Lene)
3	1	Tournament NSSC Winter Games 2022				Tournament NSSC Winter Games 2022
		date 2022-07-05	rnd 4	type Standard	result 1	date 2022-07-05	rnd 4	type Standard	result 1
		Opponent Gorrah, J (Jaime)				Opponent Gorrah, J (Jaime)

#	Games	Start				End
1	3	Tournament ZFM Schools Trials 2022				Tournament ZFM Schools Trials 2022
		date 2022-05-28	rnd 1	type Standard	result 1	date 2022-05-28	rnd 3	type Standard	result 1
		Opponent Irion, T (Tash-Lee)				Opponent Van Wyk, T (Tashney)
2	2	Tournament Northern Cape Provincial Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-06-24	rnd 4	type Standard	result 1	date 2022-06-24	rnd 5	type Standard	result 1
		Opponent Mostert, L (Liya)				Opponent Engelbrecht, M (May-Lene)
3	1	Tournament NSSC Winter Games 2022				Tournament NSSC Winter Games 2022
		date 2022-07-05	rnd 4	type Standard	result 1	date 2022-07-05	rnd 4	type Standard	result 1
		Opponent Gorrah, J (Jaime)				Opponent Gorrah, J (Jaime)

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	Irion ,T (Tash-Lee)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Irion ,T (Tash-Lee)	2	1198.8	1411.3	2	1198.2	1411.3	0	0	0	0	0	0
2	Mkwinti ,F (Fanelesimbonge)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Mkwinti ,F (Fanelesimbonge)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
3	Peters ,C (Chante)	1	1	425	1	1	425	0	0	0	0	0	0
3	Peters ,C (Chante)	1	1138.7	1563.7	1	1139.5	1563.7	0	0	0	0	0	0
4	Kopakae ,R (Remoneilwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Kopakae ,R (Remoneilwe)	1	1205.3	780.3	1	1203.5	780.3	0	0	0	0	0	0
5	Moloi ,R (Rethabile)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Moloi ,R (Rethabile)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Mouers ,M (Melvia)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mouers ,M (Melvia)	1	1067.1	642.1	1	1056.2	642.1	0	0	0	0	0	0
7	Gorrah ,J (Jaime)	1	1	425	1	1	425	0	0	0	0	0	0
7	Gorrah ,J (Jaime)	1	1217.5	1642.5	1	1221.6	1642.5	0	0	0	0	0	0
8	Monchosi ,A (Atlegang)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Monchosi ,A (Atlegang)	1	1548.4	1123.4	1	1553.1	1123.4	0	0	0	0	0	0
9	Engelbrecht ,M (May-Lene)	1	1	425	1	1	425	0	0	0	0	0	0
9	Engelbrecht ,M (May-Lene)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Mostert ,L (Liya)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mostert ,L (Liya)	1	1200	1625	1	1200	1625	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

Simon, D (Diyana)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms