Chess South Africa Ratings Database

PLAYER PAGE

Personal

Sifiri, O (Oresoametse)

Chess SA id

2140159888

FIDE id

Date of birth

2014-02-09 (U12)

Gender

Female

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1199.4	1198.1	1200	1200
Raw rating	1199.4	1198.1	1200	1200
Weighted rating	1198.7	1197.2	1200	1200
Weighted performance	0	0	0	0
Floor	704.8	705	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	166	166.3	165.8	165.8
Highest rating	1238.1 2023-08-01	1234.9 2023-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1204.8 2024-03-01	1205 2024-03-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1204.8 2024-05-01	1205 2024-05-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1238.1 2023-08-01	1234.9 2023-08-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1199.4	1198.1	1200	1200
Analysis
Rating	1199.4	1198.1	1200	1200
Raw rating	1199.4	1198.1	1200	1200
Weighted rating	1198.7	1197.2	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	704.8	705	700	700
Max/Min rating change allowed	166	166.3	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	1199.4	1198.1	1200	1200
New weighted rating	1198.7	1197.2	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1199.4	1198.1	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1199.4	1198.1	1200	1200
New K-factor	36	36	36	36
New floor	704.8	705	700	700

Item	Main	Standard
	0	0
	0	0
	10	10
	4	4
	0	0
	0	0
History	14	14

Games since
	Main 10	Standard 10		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	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	14	6.5	46.43	-30.4	1224.8	1194.4
Standard	14	6.5	46.43	-30.4	1224.8	1194.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1199.4	1198.1	1200	1200
2025-09-30	1199.4	1198.1	1200	1200
2025-09-01	1199.4	1198.1	1200	1200
2025-08-01	1199.4	1198.1	1200	1200
2025-07-01	1199.4	1198.1	1200	1200
2025-06-01	1199.4	1198.1	1200	1200
2025-05-01	1199.4	1198.1	1200	1200
2025-04-01	1199.4	1198.1	1200	1200
2025-03-01	1199.4	1198.1	1200	1200
2025-02-01	1199.1	1197.8	1200	1200
2025-01-01	1194	1191.3	1200	1200
2024-12-01	1194	1191.3	1200	1200
2024-11-01	1194	1191.3	1200	1200
2024-10-01	1194	1191.3	1200	1200
2024-09-01	1194	1191.3	1200	1200
2024-08-01	1200	1198.5	1200	1200
2024-07-01	1200	1198.5	1200	1200
2024-09-01	1200	1198.5	1200	1200
2024-05-01	1204.8	1205	1200	1200
2024-04-01	1204.8	1205	1200	1200
2024-03-01	1204.8	1205	1200	1200
2024-02-01	1204.8	1205	1200	1200
2024-01-01	1204.8	1205	1200	1200
2023-12-01	1204.8	1205	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	0	0	No	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	0	0	No	Analysis
2	2024 Tshwane North School District Team League Finals (U11)	2024-08-03	2024-08-03	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
3	2024 Tshwane North School District CLOSED Individual Champioships (U11 Girls)	2024-05-11	2024-05-11	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
4	2023 Tshwane North School District CLOSED League Championships (D3)	2023-08-12	2023-08-12	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament 2024 Tshwane North School District CLOSED Individual Champioships				Tournament 2024 Tshwane North School District Team League Finals
		date 2024-05-11	rnd 3	type Standard	result 1	date 2024-08-03	rnd 1	type Standard	result 1
		Opponent Mohafe, B (Boitumelo)				Opponent Mukhari, S (Siphesihle)
2	1	Tournament 2024 Tshwane North School District Team League Finals				Tournament 2024 Tshwane North School District Team League Finals
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Thantse, O (Ofentse)				Opponent Thantse, O (Ofentse)
3	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 5	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Pieterse, Z (Zwelihle)				Opponent Pieterse, Z (Zwelihle)

#	Games	Start				End
1	4	Tournament 2024 Tshwane North School District CLOSED Individual Champioships				Tournament 2024 Tshwane North School District Team League Finals
		date 2024-05-11	rnd 3	type Standard	result 1	date 2024-08-03	rnd 1	type Standard	result 1
		Opponent Mohafe, B (Boitumelo)				Opponent Mukhari, S (Siphesihle)
2	1	Tournament 2024 Tshwane North School District Team League Finals				Tournament 2024 Tshwane North School District Team League Finals
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Thantse, O (Ofentse)				Opponent Thantse, O (Ofentse)
3	1	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 5	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Pieterse, Z (Zwelihle)				Opponent Pieterse, Z (Zwelihle)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2024 Tshwane North School District CLOSED Individual Champioships				Tournament 2024 Tshwane North School District Team League Finals
		date 2024-05-11	rnd 5	type Standard	result 1	date 2024-08-03	rnd 1	type Standard	result 1
		Opponent Mokwena, L (Lebogang)				Opponent Mukhari, S (Siphesihle)
2	1	Tournament 2024 Tshwane North School District Team League Finals				Tournament 2024 Tshwane North School District Team League Finals
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Thantse, O (Ofentse)				Opponent Thantse, O (Ofentse)
3	1	Tournament 2024 Tshwane North School District CLOSED Individual Champioships				Tournament 2024 Tshwane North School District CLOSED Individual Champioships
		date 2024-05-11	rnd 3	type Standard	result 1	date 2024-05-11	rnd 3	type Standard	result 1
		Opponent Mohafe, B (Boitumelo)				Opponent Mohafe, B (Boitumelo)

#	Games	Start				End
1	2	Tournament 2024 Tshwane North School District CLOSED Individual Champioships				Tournament 2024 Tshwane North School District Team League Finals
		date 2024-05-11	rnd 5	type Standard	result 1	date 2024-08-03	rnd 1	type Standard	result 1
		Opponent Mokwena, L (Lebogang)				Opponent Mukhari, S (Siphesihle)
2	1	Tournament 2024 Tshwane North School District Team League Finals				Tournament 2024 Tshwane North School District Team League Finals
		date 2024-08-03	rnd 3	type Standard	result 1	date 2024-08-03	rnd 3	type Standard	result 1
		Opponent Thantse, O (Ofentse)				Opponent Thantse, O (Ofentse)
3	1	Tournament 2024 Tshwane North School District CLOSED Individual Champioships				Tournament 2024 Tshwane North School District CLOSED Individual Champioships
		date 2024-05-11	rnd 3	type Standard	result 1	date 2024-05-11	rnd 3	type Standard	result 1
		Opponent Mohafe, B (Boitumelo)				Opponent Mohafe, B (Boitumelo)

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	Koekemoer ,L (Luhan)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Koekemoer ,L (Luhan)	2	1220.2	795.2	2	1224.3	795.2	0	0	0	0	0	0
2	Vorster ,M (Meandri)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Vorster ,M (Meandri)	2	1414.1	989.1	2	1411.9	989.1	0	0	0	0	0	0
3	Kekana ,K (Katlego)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Kekana ,K (Katlego)	1	1181.5	756.5	1	1177	756.5	0	0	0	0	0	0
4	Thantse ,O (Ofentse)	1	1	425	1	1	425	0	0	0	0	0	0
4	Thantse ,O (Ofentse)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Mohafe ,B (Boitumelo)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mohafe ,B (Boitumelo)	1	1209.6	1634.6	1	1210.4	1634.6	0	0	0	0	0	0
6	Rens ,J (Jean)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Rens ,J (Jean)	1	1187.1	762.1	1	1183.2	762.1	0	0	0	0	0	0
7	Isaac ,A (Afezeka)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Isaac ,A (Afezeka)	1	1139.3	1139.3	1	1126.9	1139.3	0	0	0	0	0	0
8	Pieterse ,Z (Zwelihle)	1	1	425	1	1	425	0	0	0	0	0	0
8	Pieterse ,Z (Zwelihle)	1	1161.2	1586.2	1	1153.2	1586.2	0	0	0	0	0	0
9	Lewis ,K (Kiara)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Lewis ,K (Kiara)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Mokwena ,L (Lebogang)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mokwena ,L (Lebogang)	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

Tournaments

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PLAYER PAGE

Personal

Sifiri, O (Oresoametse)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms