Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mramba, O (Ovayo)

Chess SA id

1090139563

FIDE id

Date of birth

2009-08-30 (U18)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-08-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1221.3	1226.4	1200	1200
Raw rating	1221.3	1226.4	1200	1200
Weighted rating	1221.3	1226.4	1200	1200
Weighted performance	0	0	0	0
Floor	721.3	726.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	160.9	159.7	165.8	165.8
Highest rating	1221.3 2024-02-01	1226.4 2024-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1221.3 2024-02-01	1226.4 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1221.3 2024-08-01	1226.4 2025-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1221.3	1226.4	1200	1200
Analysis
Rating	1221.3	1226.4	1200	1200
Raw rating	1221.3	1226.4	1200	1200
Weighted rating	1221.3	1226.4	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	721.3	726.4	700	700
Max/Min rating change allowed	160.9	159.7	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	1221.3	1226.4	1200	1200
New weighted rating	1221.3	1226.4	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1221.3	1226.4	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1221.3	1226.4	1200	1200
New K-factor	36	36	36	36
New floor	721.3	726.4	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	10	10
	0	0
History	10	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-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	10	5.5	55	42.5	1187	1229.5
Standard	10	5.5	55	42.5	1187	1229.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1221.3	1226.4	1200	1200
2025-09-01	1221.3	1226.4	1200	1200
2025-08-01	1221.3	1226.4	1200	1200
2025-07-01	1221.3	1226.4	1200	1200
2025-06-01	1221.3	1226.4	1200	1200
2025-05-01	1221.3	1226.4	1200	1200
2025-04-01	1221.3	1226.4	1200	1200
2025-03-01	1221.3	1226.4	1200	1200
2025-02-01	1221.3	1226.4	1200	1200
2025-01-01	1221.3	1226.4	1200	1200
2024-12-01	1221.3	1226.4	1200	1200
2024-11-01	1221.3	1226.4	1200	1200
2024-10-01	1221.3	1226.4	1200	1200
2024-09-01	1221.3	1226.4	1200	1200
2024-08-01	1221.3	1226.4	1200	1200
2024-07-01	1221.3	1226.4	1200	1200
2024-06-01	1221.3	1226.4	1200	1200
2024-08-01	1221.3	1226.4	1200	1200
2024-04-01	1221.3	1226.4	1200	1200
2024-03-01	1221.3	1226.4	1200	1200
2024-02-01	1221.3	1226.4	1200	1200
2024-01-01	1221.3	1226.4	1200	1200
2023-12-01	1221.3	1226.4	1200	1200
2023-11-01	1221.3	1226.4	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	Ekurhuleni-North Schools Teams 2022 (U13)	2022-08-06	2022-08-06	Standard	Ekurhuleni (GE)	5	4	4	Yes	Analysis
2	Ekurhuleni-North Schools Finals Indiv 2022 (U13 Boys)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	2	1	Yes	Analysis
3	ACB Premier 2022 (Primary School)	2022-03-19	2022-03-19	Standard	Ekurhuleni (GE)	5	4	0.5	Yes	Analysis
4	ACB Premier 2022 (U13)	2022-03-21	2022-03-21	Standard	Ekurhuleni (GE)	7	0	0	No	Analysis

#	Games	Start				End
1	5	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-05-13	rnd 3	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Makopa, N (Neo)				Opponent Mkhize, A (Anele)
2	1	Tournament ACB Premier 2022				Tournament ACB Premier 2022
		date 2022-03-19	rnd 1	type Standard	result 0.5	date 2022-03-19	rnd 1	type Standard	result 0.5
		Opponent Mutala, J (Justin)				Opponent Mutala, J (Justin)

#	Games	Start				End
1	5	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-05-13	rnd 3	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Makopa, N (Neo)				Opponent Mkhize, A (Anele)
2	1	Tournament ACB Premier 2022				Tournament ACB Premier 2022
		date 2022-03-19	rnd 1	type Standard	result 0.5	date 2022-03-19	rnd 1	type Standard	result 0.5
		Opponent Mutala, J (Justin)				Opponent Mutala, J (Justin)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-05-13	rnd 3	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Makopa, N (Neo)				Opponent Mkhize, A (Anele)

#	Games	Start				End
1	5	Tournament Ekurhuleni-North Schools Finals Indiv 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-05-13	rnd 3	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Makopa, N (Neo)				Opponent Mkhize, A (Anele)

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	Niebuhr ,F (Franco)	1	1	425	1	1	425	0	0	0	0	0	0
1	Niebuhr ,F (Franco)	1	1088.9	1513.9	1	1058.8	1513.9	0	0	0	0	0	0
2	Mutala ,J (Justin)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Mutala ,J (Justin)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
3	Potgieter ,T (Tristan)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Potgieter ,T (Tristan)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Ngenyani ,N (Nqobile)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Ngenyani ,N (Nqobile)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Mntungwa ,A (Anele)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mntungwa ,A (Anele)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Makopa ,N (Neo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Makopa ,N (Neo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Potgieter ,K (Kiara)	1	1	425	1	1	425	0	0	0	0	0	0
7	Potgieter ,K (Kiara)	1	1152.6	1577.6	1	1143.6	1577.6	0	0	0	0	0	0
8	Smith ,H (Henre)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Smith ,H (Henre)	1	1191.6	766.6	1	1189.1	766.6	0	0	0	0	0	0
9	Potgieter ,W (Walt)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Potgieter ,W (Walt)	1	1236.4	811.4	1	1243.6	811.4	0	0	0	0	0	0
10	Mkhize ,A (Anele)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mkhize ,A (Anele)	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

Mramba, O (Ovayo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms