Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ramakatsa, O (Oyisa)

Chess SA id

2080309598

FIDE id

Date of birth

2008-05-21 (U18)

Gender

Female

Region

Buffalo City (EBC)

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

1052.6

Item	Main	Standard	Rapid	Blitz
Rating	1202.9	1203.1	1200	1200
Raw rating	1173.5	1167.1	1200	1200
Weighted rating	1202.9	1203.1	1200	1200
Weighted performance	0	0	0	0
Floor	713.3	715.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.2	173.8	165.8	165.8
Highest rating	1278.6 2024-08-01	1276.2 2024-08-01	1200 2024-08-01	1200 2024-08-01
Highest raw rating	1213.3 2024-09-01	1215.6 2024-09-01	1200 2024-08-01	1200 2024-08-01
Highest weighted rating	1213.3 2024-10-01	1215.6 2024-10-01	1200 2024-08-01	1200 2024-08-01
Highest weighted performance	1278.6 2024-08-01	1276.2 2024-08-01	1200 2024-08-01	1200 2024-08-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-2.4	-2.9	0	0
New rating	1200.5	1200.2	1200	1200
Analysis
Rating	1202.9	1203.1	1200	1200
Raw rating	1173.5	1167.1	1200	1200
Weighted rating	1202.9	1203.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	713.3	715.6	700	700
Max/Min rating change allowed	172.2	173.8	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	1173.5	1167.1	1200	1200
New weighted rating	1200.5	1200.2	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1200.5	1200.2	1200	1200
Temp new rating +/-	-2.4	-2.9	0	0
Final new rating +/-	-2.4	-2.9	0	0
New rating	1200.5	1200.2	1200	1200
New K-factor	36	36	36	36
New floor	713.3	715.6	700	700

Item	Main	Standard
	0	0
	14	14
	5	5
	0	0
	0	0
	0	0
History	19	19

Games since
	Main 19	Standard 19		Rapid 0		Blitz 0
Gender	Female
Age group	U18
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
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	14	4	28.57	-182.1	1245.9	1063.8
Standard	14	4	28.57	-182.1	1245.9	1063.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	19	7	36.84	-111.8	1231.1	1119.3
Standard	19	7	36.84	-111.8	1231.1	1119.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1173.5	1167.1	1200	1200
2025-09-01	1173.5	1167.1	1200	1200
2025-08-01	1208	1209.3	1200	1200
2025-07-01	1207.7	1209	1200	1200
2025-06-01	1207.4	1208.6	1200	1200
2025-05-01	1205.2	1205.8	1200	1200
2025-04-01	1213.3	1215.6	1200	1200
2025-03-01	1213.3	1215.6	1200	1200
2025-02-01	1213.3	1215.6	1200	1200
2025-01-01	1213.3	1215.6	1200	1200
2024-12-01	1213.3	1215.6	1200	1200
2024-11-01	1213.3	1215.6	1200	1200
2024-10-01	1213.3	1215.6	1200	1200
2024-09-01	1213.3	1215.6	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

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Buffalo City Chess Clubs League 2025 (A)	2025-09-20	2025-09-20	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
2	Buffalo City Chess Junior Closed 2025 (U18 Girls)	2025-08-16	2025-08-16	Standard	Buffalo City (EBC)	5	4	1	Yes	Analysis
3	BC Schools Chess Festival 2025 (U17 Girls)	2025-07-26	2025-07-26	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
4	2025 Buffalo City Chess Trials 1 (U18)	2025-03-22	2025-03-22	Standard	Buffalo City (EBC)	5	5	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Buffalo City Chess Clubs League 2025 (A)	2025-09-20	2025-09-20	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
2	Buffalo City Chess Junior Closed 2025 (U18 Girls)	2025-08-16	2025-08-16	Standard	Buffalo City (EBC)	5	4	1	Yes	Analysis
3	BC Schools Chess Festival 2025 (U17 Girls)	2025-07-26	2025-07-26	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
4	2025 Buffalo City Chess Trials 1 (U18)	2025-03-22	2025-03-22	Standard	Buffalo City (EBC)	5	5	1	Yes	Analysis
5	Buffalo City District Schools Chess All Ages Championships 2024 (U18 Girls)	2024-08-10	2024-08-10	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament Buffalo City District Schools Chess All Ages Championships 2024				Tournament Buffalo City District Schools Chess All Ages Championships 2024
		date 2024-08-10	rnd 3	type Standard	result 1	date 2024-08-10	rnd 5	type Standard	result 1
		Opponent Ezam, T (Tofu)				Opponent Myokwana, I (Imange)
2	1	Tournament Buffalo City Chess Junior Closed 2025				Tournament Buffalo City Chess Junior Closed 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mahomba, M (Mvelo)				Opponent Mahomba, M (Mvelo)
3	1	Tournament BC Schools Chess Festival 2025				Tournament BC Schools Chess Festival 2025
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Sele, O (Onikwa)				Opponent Sele, O (Onikwa)

#	Games	Start				End
1	3	Tournament Buffalo City District Schools Chess All Ages Championships 2024				Tournament Buffalo City District Schools Chess All Ages Championships 2024
		date 2024-08-10	rnd 3	type Standard	result 1	date 2024-08-10	rnd 5	type Standard	result 1
		Opponent Ezam, T (Tofu)				Opponent Myokwana, I (Imange)
2	1	Tournament Buffalo City Chess Junior Closed 2025				Tournament Buffalo City Chess Junior Closed 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mahomba, M (Mvelo)				Opponent Mahomba, M (Mvelo)
3	1	Tournament BC Schools Chess Festival 2025				Tournament BC Schools Chess Festival 2025
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Sele, O (Onikwa)				Opponent Sele, O (Onikwa)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Buffalo City District Schools Chess All Ages Championships 2024				Tournament Buffalo City District Schools Chess All Ages Championships 2024
		date 2024-08-10	rnd 3	type Standard	result 1	date 2024-08-10	rnd 5	type Standard	result 1
		Opponent Ezam, T (Tofu)				Opponent Myokwana, I (Imange)
2	1	Tournament Buffalo City Chess Junior Closed 2025				Tournament Buffalo City Chess Junior Closed 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mahomba, M (Mvelo)				Opponent Mahomba, M (Mvelo)
3	1	Tournament BC Schools Chess Festival 2025				Tournament BC Schools Chess Festival 2025
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Sele, O (Onikwa)				Opponent Sele, O (Onikwa)

#	Games	Start				End
1	3	Tournament Buffalo City District Schools Chess All Ages Championships 2024				Tournament Buffalo City District Schools Chess All Ages Championships 2024
		date 2024-08-10	rnd 3	type Standard	result 1	date 2024-08-10	rnd 5	type Standard	result 1
		Opponent Ezam, T (Tofu)				Opponent Myokwana, I (Imange)
2	1	Tournament Buffalo City Chess Junior Closed 2025				Tournament Buffalo City Chess Junior Closed 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mahomba, M (Mvelo)				Opponent Mahomba, M (Mvelo)
3	1	Tournament BC Schools Chess Festival 2025				Tournament BC Schools Chess Festival 2025
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Sele, O (Onikwa)				Opponent Sele, O (Onikwa)

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	Mahomba ,M (Mvelo)	1	1	425	1	1	425	0	0	0	0	0	0
1	Mahomba ,M (Mvelo)	1	1080.1	1505.1	1	1060	1505.1	0	0	0	0	0	0
2	Phillip ,U (Uyasithanda)	1	1	425	1	1	425	0	0	0	0	0	0
2	Phillip ,U (Uyasithanda)	1	1148.5	1573.5	1	1136.4	1573.5	0	0	0	0	0	0
3	Nantuse ,L (Lihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Nantuse ,L (Lihle)	1	1418.8	993.8	1	1396.4	993.8	0	0	0	0	0	0
4	Nyubatyha ,A (Asiyolise)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Nyubatyha ,A (Asiyolise)	1	1340	915	1	1300.7	915	0	0	0	0	0	0
5	Myokwana ,I (Imange)	1	1	425	1	1	425	0	0	0	0	0	0
5	Myokwana ,I (Imange)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Boardman ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Boardman ,D (Daniel)	1	1219.5	794.5	1	1227.1	794.5	0	0	0	0	0	0
7	Saleni ,H (Hluma)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Saleni ,H (Hluma)	1	1183.4	758.4	1	1179.3	758.4	0	0	0	0	0	0
8	Pienaar ,A (Athandile)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Pienaar ,A (Athandile)	1	1301.9	876.9	1	1316.2	876.9	0	0	0	0	0	0
9	Matye ,E (Esihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Matye ,E (Esihle)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Zamxaka ,N (Ntsika)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Zamxaka ,N (Ntsika)	1	1199.6	774.6	1	1199.5	774.6	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

Ramakatsa, O (Oyisa)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms