Chess South Africa Ratings Database

PLAYER PAGE

Personal

Sibiya, O (Omphemetse)

Chess SA id

2140321731

FIDE id

Date of birth

2014-01-06 (U12)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1195.8	1195	1200	1200
Raw rating	1182.5	1179	1200	1200
Weighted rating	1195.8	1195	1200	1200
Weighted performance	0	0	0	0
Floor	699.9	699.9	700	700
K-factor	40	40	36	36
Min/Max rating change allowed	170	170.9	165.8	165.8
Highest rating	1199.9 2025-05-28	1199.9 2025-05-28	1200 2025-06-01	1200 2025-06-01
Highest raw rating	1199.9 2025-05-28	1199.9 2025-05-28	1200 2025-06-01	1200 2025-06-01
Highest weighted rating	1199.9 2025-05-28	1199.9 2025-05-28	1200 2025-06-01	1200 2025-06-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.2	-1.5	0	0
New rating	1194.6	1193.5	1200	1200
Analysis
Rating	1195.8	1195	1200	1200
Raw rating	1182.5	1179	1200	1200
Weighted rating	1195.8	1195	1200
Weighted performance	0	0	0
K-factor	40	40	36	36
Floor	699.9	699.9	700	700
Max/Min rating change allowed	170	170.9	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	1182.5	1179	1200	1200
New weighted rating	1194.6	1193.5	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1194.6	1193.5	1200	1200
Temp new rating +/-	-1.2	-1.5	0	0
Final new rating +/-	-1.2	-1.5	0	0
New rating	1194.6	1193.5	1200	1200
New K-factor	40	40	36	36
New floor	699.9	699.9	700	700

Item	Main	Standard
	0	0
	8	8
	0	0
	0	0
	0	0
	0	0
History	8	8

Games since
	Main 8	Standard 8		Rapid 0		Blitz 0
Gender	Female
Age group	U12
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 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	8	3	37.5	-106.2	1179.2	1073
Standard	8	3	37.5	-106.2	1179.2	1073
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	8	3	37.5	-106.2	1179.2	1073
Standard	8	3	37.5	-106.2	1179.2	1073
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1182.5	1179	1200	1200
2025-09-30	1182.5	1179	1200	1200
2025-09-01	1182.5	1179	1200	1200
2025-08-01	1199.8	1199.8	1200	1200
2025-07-01	1199.7	1199.6	1200	1200
2025-06-01	1198.2	1197.8	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	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
2024-09-01	1200	1200	1200	1200
2024-05-01	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

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Tshwane North District CLOSED Team Championships (D3) (U11)	2025-08-16	2025-08-16	Standard	Tshwane (GTP)	5	3	1	Yes	Analysis
2	2025 Tshwane North School District CLOSED Individual Chess Championship (U11 Girls)	2025-05-24	2025-05-24	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Tshwane North District CLOSED Team Championships (D3) (U11)	2025-08-16	2025-08-16	Standard	Tshwane (GTP)	5	3	1	Yes	Analysis
2	2025 Tshwane North School District CLOSED Individual Chess Championship (U11 Girls)	2025-05-24	2025-05-24	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship				Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship
		date 2025-05-24	rnd 2	type Standard	result 1	date 2025-05-24	rnd 3	type Standard	result 1
		Opponent Khumalo, A (Atlegang)				Opponent Mahlangu, M (Mbalientle)
2	1	Tournament 2025 Tshwane North District CLOSED Team Championships (D3)				Tournament 2025 Tshwane North District CLOSED Team Championships (D3)
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mokwena, K (Keabetswe)				Opponent Mokwena, K (Keabetswe)

#	Games	Start				End
1	2	Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship				Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship
		date 2025-05-24	rnd 2	type Standard	result 1	date 2025-05-24	rnd 3	type Standard	result 1
		Opponent Khumalo, A (Atlegang)				Opponent Mahlangu, M (Mbalientle)
2	1	Tournament 2025 Tshwane North District CLOSED Team Championships (D3)				Tournament 2025 Tshwane North District CLOSED Team Championships (D3)
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mokwena, K (Keabetswe)				Opponent Mokwena, K (Keabetswe)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship				Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship
		date 2025-05-24	rnd 2	type Standard	result 1	date 2025-05-24	rnd 3	type Standard	result 1
		Opponent Khumalo, A (Atlegang)				Opponent Mahlangu, M (Mbalientle)
2	1	Tournament 2025 Tshwane North District CLOSED Team Championships (D3)				Tournament 2025 Tshwane North District CLOSED Team Championships (D3)
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mokwena, K (Keabetswe)				Opponent Mokwena, K (Keabetswe)

#	Games	Start				End
1	2	Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship				Tournament 2025 Tshwane North School District CLOSED Individual Chess Championship
		date 2025-05-24	rnd 2	type Standard	result 1	date 2025-05-24	rnd 3	type Standard	result 1
		Opponent Khumalo, A (Atlegang)				Opponent Mahlangu, M (Mbalientle)
2	1	Tournament 2025 Tshwane North District CLOSED Team Championships (D3)				Tournament 2025 Tshwane North District CLOSED Team Championships (D3)
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mokwena, K (Keabetswe)				Opponent Mokwena, K (Keabetswe)

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	Mahlangu ,T (Thulisile)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mahlangu ,T (Thulisile)	1	1178.6	753.6	1	1174	753.6	0	0	0	0	0	0
2	Baloyi ,P (Phetogo)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Baloyi ,P (Phetogo)	1	1215.3	790.3	1	1217.6	790.3	0	0	0	0	0	0
3	Khumalo ,A (Atlegang)	1	1	425	1	1	425	0	0	0	0	0	0
3	Khumalo ,A (Atlegang)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Mohlala ,L (Lethabo)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mohlala ,L (Lethabo)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Mokwena ,K (Keabetswe)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mokwena ,K (Keabetswe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Magagula ,R (Reatlegile)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Magagula ,R (Reatlegile)	1	1115.1	690.1	1	1105.7	690.1	0	0	0	0	0	0
7	Mahlangu ,M (Mbalientle)	1	1	425	1	1	425	0	0	0	0	0	0
7	Mahlangu ,M (Mbalientle)	1	1155.7	1580.7	1	1146.6	1580.7	0	0	0	0	0	0
8	Du Toit ,U (Ulrike)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Du Toit ,U (Ulrike)	1	1169.1	744.1	1	1163.3	744.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Sibiya, O (Omphemetse)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms