Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mrangelwa, O (Ovayo)

Chess SA id

2140320881

FIDE id

Date of birth

2014-04-04 (U12)

Gender

Female

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1179.4

Item	Main	Standard	Rapid	Blitz
Rating	1203.6	1204	1200	1200
Raw rating	1196	1191.2	1200	1200
Weighted rating	1203.6	1204	1200	1200
Weighted performance	0	0	0	0
Floor	713.6	716.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.8	167.9	165.8	165.8
Highest rating	1213.6 2025-06-01	1216.4 2025-06-01	1200 2025-06-01	1200 2025-06-01
Highest raw rating	1213.6 2025-06-01	1216.4 2025-06-01	1200 2025-06-01	1200 2025-06-01
Highest weighted rating	1203.6 2025-09-30	1204 2025-09-30	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	-0.5	-0.9	0	0
New rating	1203.1	1203.1	1200	1200
Analysis
Rating	1203.6	1204	1200	1200
Raw rating	1196	1191.2	1200	1200
Weighted rating	1203.6	1204	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	713.6	716.4	700	700
Max/Min rating change allowed	166.8	167.9	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	1196	1191.2	1200	1200
New weighted rating	1203.1	1203.1	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1203.1	1203.1	1200	1200
Temp new rating +/-	-0.5	-0.9	0	0
Final new rating +/-	-0.5	-0.9	0	0
New rating	1203.1	1203.1	1200	1200
New K-factor	36	36	36	36
New floor	713.6	716.4	700	700

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

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Female
Age group	U12
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
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	10	5	50	0	1191.6	1191.6
Standard	10	5	50	0	1191.6	1191.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	5	50	0	1191.6	1191.6
Standard	10	5	50	0	1191.6	1191.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1196	1191.2	1200	1200
2025-09-01	1213.6	1216.4	1200	1200
2025-08-01	1213.6	1216.4	1200	1200
2025-07-01	1213.6	1216.4	1200	1200
2025-06-01	1213.6	1216.4	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
2024-06-01	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	Bojanala's Rusties - The Champions' Tournament 2025 (Center Pawns)	2025-09-13	2025-09-13	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
2	Bojanala's Circuit Championships 2 of 4 2025 (Development)	2025-05-17	2025-05-17	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bojanala's Rusties - The Champions' Tournament 2025 (Center Pawns)	2025-09-13	2025-09-13	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
2	Bojanala's Circuit Championships 2 of 4 2025 (Development)	2025-05-17	2025-05-17	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament Bojanala's Rusties - The Champions' Tournament 2025				Tournament Bojanala's Rusties - The Champions' Tournament 2025
		date 2025-09-13	rnd 3	type Standard	result 1	date 2025-09-13	rnd 4	type Standard	result 1
		Opponent Moagi, K (Kaboentle)				Opponent Mokoma, D (David)
2	2	Tournament Bojanala's Circuit Championships 2 of 4 2025				Tournament Bojanala's Circuit Championships 2 of 4 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Morris, C (Christel)				Opponent Moshoma, M (Modjadji)
3	1	Tournament Bojanala's Circuit Championships 2 of 4 2025				Tournament Bojanala's Circuit Championships 2 of 4 2025
		date 2025-05-17	rnd 5	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Molefe, T (Tshireletso)				Opponent Molefe, T (Tshireletso)

#	Games	Start				End
1	2	Tournament Bojanala's Rusties - The Champions' Tournament 2025				Tournament Bojanala's Rusties - The Champions' Tournament 2025
		date 2025-09-13	rnd 3	type Standard	result 1	date 2025-09-13	rnd 4	type Standard	result 1
		Opponent Moagi, K (Kaboentle)				Opponent Mokoma, D (David)
2	2	Tournament Bojanala's Circuit Championships 2 of 4 2025				Tournament Bojanala's Circuit Championships 2 of 4 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Morris, C (Christel)				Opponent Moshoma, M (Modjadji)
3	1	Tournament Bojanala's Circuit Championships 2 of 4 2025				Tournament Bojanala's Circuit Championships 2 of 4 2025
		date 2025-05-17	rnd 5	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Molefe, T (Tshireletso)				Opponent Molefe, T (Tshireletso)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Bojanala's Rusties - The Champions' Tournament 2025				Tournament Bojanala's Rusties - The Champions' Tournament 2025
		date 2025-09-13	rnd 3	type Standard	result 1	date 2025-09-13	rnd 4	type Standard	result 1
		Opponent Moagi, K (Kaboentle)				Opponent Mokoma, D (David)
2	2	Tournament Bojanala's Circuit Championships 2 of 4 2025				Tournament Bojanala's Circuit Championships 2 of 4 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Morris, C (Christel)				Opponent Moshoma, M (Modjadji)
3	1	Tournament Bojanala's Circuit Championships 2 of 4 2025				Tournament Bojanala's Circuit Championships 2 of 4 2025
		date 2025-05-17	rnd 5	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Molefe, T (Tshireletso)				Opponent Molefe, T (Tshireletso)

#	Games	Start				End
1	2	Tournament Bojanala's Rusties - The Champions' Tournament 2025				Tournament Bojanala's Rusties - The Champions' Tournament 2025
		date 2025-09-13	rnd 3	type Standard	result 1	date 2025-09-13	rnd 4	type Standard	result 1
		Opponent Moagi, K (Kaboentle)				Opponent Mokoma, D (David)
2	2	Tournament Bojanala's Circuit Championships 2 of 4 2025				Tournament Bojanala's Circuit Championships 2 of 4 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Morris, C (Christel)				Opponent Moshoma, M (Modjadji)
3	1	Tournament Bojanala's Circuit Championships 2 of 4 2025				Tournament Bojanala's Circuit Championships 2 of 4 2025
		date 2025-05-17	rnd 5	type Standard	result 1	date 2025-05-17	rnd 5	type Standard	result 1
		Opponent Molefe, T (Tshireletso)				Opponent Molefe, T (Tshireletso)

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	Molefe ,T (Tshireletso)	1	1	425	1	1	425	0	0	0	0	0	0
1	Molefe ,T (Tshireletso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Podile ,T (Tiisang)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Podile ,T (Tiisang)	1	1165.5	740.5	1	1158.5	740.5	0	0	0	0	0	0
3	Morris ,C (Christel)	1	1	425	1	1	425	0	0	0	0	0	0
3	Morris ,C (Christel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Masebe ,R (Rethabile)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Masebe ,R (Rethabile)	1	1192.5	767.5	1	1200	767.5	0	0	0	0	0	0
5	Moshoma ,M (Modjadji)	1	1	425	1	1	425	0	0	0	0	0	0
5	Moshoma ,M (Modjadji)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Mahuma ,K (Katlego)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mahuma ,K (Katlego)	1	1199.6	774.6	1	1200	774.6	0	0	0	0	0	0
7	Moagi ,K (Kaboentle)	1	1	425	1	1	425	0	0	0	0	0	0
7	Moagi ,K (Kaboentle)	1	1054.5	1479.5	1	1039	1479.5	0	0	0	0	0	0
8	Mokoma ,D (David)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mokoma ,D (David)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Langa ,T (Thatego)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Langa ,T (Thatego)	1	1133.2	708.2	1	1057	708.2	0	0	0	0	0	0
10	Roestoff ,K (Kamohelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Roestoff ,K (Kamohelo)	1	1370	945	1	1373.8	945	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Mrangelwa, O (Ovayo)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms