Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mrangelwa, O (Ovayo)

Chess SA id

2140320881

FIDE id

Date of birth

2014-04-04 (U14)

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

Item	Main	Standard	Rapid	Blitz
Rating	1202.1	1201.4	1200	1200
Raw rating	1196	1191.2	1200	1200
Weighted rating	1202.1	1201.4	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	-0.8	0	0
New rating	1201.7	1200.6	1200	1200
Analysis
Rating	1202.1	1201.4	1200	1200
Raw rating	1196	1191.2	1200	1200
Weighted rating	1202.1	1201.4	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	1201.7	1200.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1201.7	1200.6	1200	1200
Temp new rating +/-	-0.5	-0.8	0	0
Final new rating +/-	-0.5	-0.8	0	0
New rating	1201.7	1200.6	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
2026-01-01	1196	1191.2	1200	1200
2025-11-30	1196	1191.2	1200	1200
2025-11-01	1196	1191.2	1200	1200
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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	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

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	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

Ratings

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PLAYER PAGE

Personal

Mrangelwa, 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