Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Gouveia, O (Oriana)

Chess SA id

2110160141

FIDE id

Date of birth

2011-03-29 (U16)

Gender

Female

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1163	1199.8	1107	1200
Raw rating	1163	1199.8	1107	1200
Weighted rating	1162.7	1199.7	1105.3	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	174.8	165.9	189.3	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2024-03-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-03-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1163	1199.8	1107	1200
Analysis
Rating	1163	1199.8	1107	1200
Raw rating	1163	1199.8	1107	1200
Weighted rating	1162.7	1199.7	1105.3
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	174.8	165.9	189.3	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	1163	1199.8	1107	1200
New weighted rating	1162.7	1199.7	1105.5	1200
New weighted performance	0	0	0	0
Temp new rating	1163	1199.8	1107	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1163	1199.8	1107	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	0	0	0
	9	0	9
	0	0	0
	0	0	0
History	14	5	9

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 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	5	1.5	30	-170	1231.2	1061.2
Standard	5	1.5	30	-170	1231.2	1061.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	14	3.5	25	-212.5	1196.3	983.8
Standard	5	1.5	30	-170	1231.2	1061.2
Rapid	9	2	22.22	-236.1	1177	940.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1163	1199.8	1107	1200
2025-09-30	1163	1199.8	1107	1200
2025-09-01	1163	1199.8	1107	1200
2025-08-01	1163	1199.8	1107	1200
2025-07-01	1163	1199.8	1107	1200
2025-06-01	1163	1199.8	1107	1200
2025-05-01	1163	1199.8	1107	1200
2025-04-01	1163	1199.6	1107	1200
2025-03-01	1162.1	1197.5	1107	1200
2025-02-01	1164	1200	1107	1200
2025-01-01	1162.1	1200	1102.1	1200
2024-12-01	1162.1	1200	1102.1	1200
2024-11-01	1162.1	1200	1102.1	1200
2024-10-01	1162.1	1200	1102.1	1200
2024-09-01	1162.1	1200	1102.1	1200
2024-08-01	1162.1	1200	1102.1	1200
2024-07-01	1162.1	1200	1102.1	1200
2024-09-01	1162.1	1200	1102.1	1200
2024-05-01	1162.1	1200	1102.1	1200
2024-04-01	1162.1	1200	1102.1	1200
2024-03-01	1162.1	1200	1102.1	1200
2024-02-01	1162.1	1200	1102.1	1200
2024-01-01	1162.1	1200	1102.1	1200
2023-12-01	1162.1	1200	1102.1	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	Mangaung Metro Chess 7-8 February 2025 (B)	2025-02-07	2025-02-08	Standard	Mangaung (FMB)	5	5	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Mangaung Metro Chess 7-8 February 2025 (B)	2025-02-07	2025-02-08	Standard	Mangaung (FMB)	5	5	1.5	Yes	Analysis
2	August Primary School Chess Festival 2023 (Grade 6+7 A)	2023-08-04	2023-08-04	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
3	August Primary School Chess Festival 2023 (Grade 6+7 B)	2023-08-04	2023-08-04	Rapid	Mangaung (FMB)	5	4	0	Yes	Analysis

#	Games	Start				End
1	2	Tournament Mangaung Metro Chess 7-8 February 2025				Tournament Mangaung Metro Chess 7-8 February 2025
		date 2025-02-07	rnd 2	type Standard	result 0.5	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Van Wyk, S (Sue-Ellen)				Opponent Jacobus, A (Altavio)
2	1	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 5	type Rapid	result 1	date 2023-08-04	rnd 5	type Rapid	result 1
		Opponent Lebajoa, L (Lesli)				Opponent Lebajoa, L (Lesli)
3	1	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 3	type Rapid	result 1	date 2023-08-04	rnd 3	type Rapid	result 1
		Opponent Guvuriro, A (Akudzwe)				Opponent Guvuriro, A (Akudzwe)

#	Games	Start				End
1	2	Tournament Mangaung Metro Chess 7-8 February 2025				Tournament Mangaung Metro Chess 7-8 February 2025
		date 2025-02-07	rnd 2	type Standard	result 0.5	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Van Wyk, S (Sue-Ellen)				Opponent Jacobus, A (Altavio)

#	Games	Start				End
1	1	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 5	type Rapid	result 1	date 2023-08-04	rnd 5	type Rapid	result 1
		Opponent Lebajoa, L (Lesli)				Opponent Lebajoa, L (Lesli)
2	1	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 3	type Rapid	result 1	date 2023-08-04	rnd 3	type Rapid	result 1
		Opponent Guvuriro, A (Akudzwe)				Opponent Guvuriro, A (Akudzwe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Mangaung Metro Chess 7-8 February 2025				Tournament Mangaung Metro Chess 7-8 February 2025
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Jacobus, A (Altavio)				Opponent Jacobus, A (Altavio)
2	1	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 5	type Rapid	result 1	date 2023-08-04	rnd 5	type Rapid	result 1
		Opponent Lebajoa, L (Lesli)				Opponent Lebajoa, L (Lesli)
3	1	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 3	type Rapid	result 1	date 2023-08-04	rnd 3	type Rapid	result 1
		Opponent Guvuriro, A (Akudzwe)				Opponent Guvuriro, A (Akudzwe)

#	Games	Start				End
1	1	Tournament Mangaung Metro Chess 7-8 February 2025				Tournament Mangaung Metro Chess 7-8 February 2025
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Jacobus, A (Altavio)				Opponent Jacobus, A (Altavio)

#	Games	Start				End
1	1	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 5	type Rapid	result 1	date 2023-08-04	rnd 5	type Rapid	result 1
		Opponent Lebajoa, L (Lesli)				Opponent Lebajoa, L (Lesli)
2	1	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 3	type Rapid	result 1	date 2023-08-04	rnd 3	type Rapid	result 1
		Opponent Guvuriro, A (Akudzwe)				Opponent Guvuriro, A (Akudzwe)

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	Van Wyk ,S (Sue-Ellen)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
1	Van Wyk ,S (Sue-Ellen)	1	1224	1224	1	1255.1	1224	0	0	0	0	0	0
2	Thakaso ,Z (Ziko)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Thakaso ,Z (Ziko)	1	1260	835	1	1247.9	835	0	0	0	0	0	0
3	Chen ,L (Louis)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Chen ,L (Louis)	1	1301	876	1	1272.1	876	0	0	0	0	0	0
4	Jacobus ,A (Altavio)	1	1	425	1	1	425	0	0	0	0	0	0
4	Jacobus ,A (Altavio)	1	1175.8	1600.8	1	1168.3	1600.8	0	0	0	0	0	0
5	Du Toit ,C (Calem)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Du Toit ,C (Calem)	1	1195.1	770.1	1	1202	770.1	0	0	0	0	0	0
6	Nhlapo ,N (Nkanyiso)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Nhlapo ,N (Nkanyiso)	1	1130.4	705.4	0	0	0	1	1200	705.4	0	0	0
7	Mnyande ,N (Nandipha)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Mnyande ,N (Nandipha)	1	1200	775	0	0	0	1	1200	775	0	0	0
8	Guvuriro ,A (Akudzwe)	1	1	425	0	0	0	1	1	425	0	0	0
8	Guvuriro ,A (Akudzwe)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Zhu ,E (Eric)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Zhu ,E (Eric)	1	1170.7	745.7	0	0	0	1	1144	745.7	0	0	0
10	Coertzen ,J (Janco)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Coertzen ,J (Janco)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

De Gouveia, O (Oriana)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms