Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ribeiro, A (Alice)

Chess SA id

2120307537

FIDE id

Date of birth

2012-06-19 (U14)

Gender

Female

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-30

Personal details last changed

1900-01-01

Junior GPX Games

19.5

Junior GPX Points

1188

Item	Main	Standard	Rapid	Blitz
Rating	1313	1275.5	1282.9	1200
Raw rating	1313	1275.5	1282.9	1200
Weighted rating	1239	1228.7	1219	1200
Weighted performance	1305.5	0	0	0
Floor	813	775.5	782.9	700
K-factor	36	36	36	36
Min/Max rating change allowed	141.2	148.9	147.3	165.8
Highest rating	1334.3 2025-09-01	1275.5 2025-06-01	1282.9 2025-09-01	1200 2024-07-01
Highest raw rating	1313 2025-09-01	1275.5 2025-06-01	1282.9 2025-09-01	1200 2024-07-01
Highest weighted rating	1274.4 2024-07-01	1275.5 2024-07-01	1206.5 2025-09-01	1200 2024-07-01
Highest weighted performance	1334.3 2025-09-01	1200 2024-12-01	1200 2024-07-01	1200 2024-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1313	1275.5	1282.9	1200
Analysis
Rating	1313	1275.5	1282.9	1200
Raw rating	1313	1275.5	1282.9	1200
Weighted rating	1239	1228.7	1219
Weighted performance	1305.5	0	0
K-factor	36	36	36	36
Floor	813	775.5	782.9	700
Max/Min rating change allowed	141.2	148.9	147.3	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	1313	1275.5	1282.9	1200
New weighted rating	1246.4	1233.6	1224.8	1200
New weighted performance	1297.5	0	0	0
Temp new rating	1313	1275.5	1282.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1313	1275.5	1282.9	1200
New K-factor	36	36	36	36
New floor	813	775.5	782.9	700

Item	Main	Standard	Rapid
	0	0	0
	29	11	18
	3	3	0
	0	0	0
	0	0	0
	0	0	0
History	32	14	18

Games since
	Main 32	Standard 14		Rapid 18		Blitz 0
Gender	Female
Age group	U14
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U14	-1		-1		-1
U14 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	29	17.5	60.34	87.9	1254.5	1342.4
Standard	11	7	63.64	115.9	1308.2	1424.1
Rapid	18	10.5	58.33	70.8	1221.7	1292.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	32	18.5	57.81	66.4	1249.4	1315.8
Standard	14	8	57.14	60.7	1285	1345.7
Rapid	18	10.5	58.33	70.8	1221.7	1292.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1313	1275.5	1282.9	1200
2025-09-30	1313	1275.5	1282.9	1200
2025-09-01	1313	1275.5	1282.9	1200
2025-08-01	1274.4	1275.5	1199.9	1200
2025-07-01	1274.4	1275.5	1199.9	1200
2025-06-01	1274.4	1275.5	1199.9	1200
2025-05-01	1219.7	1219.6	1199.9	1200
2025-04-01	1219.7	1219.6	1199.8	1200
2025-03-01	1192.3	1189.9	1198.8	1200
2025-02-01	1192.7	1189.4	1200	1200
2025-01-01	1185.1	1178.4	1200	1200
2024-12-01	1185.1	1178.4	1200	1200
2024-11-01	1185.1	1178.4	1200	1200
2024-10-01	1185.1	1178.4	1200	1200
2024-09-01	1185.1	1178.4	1200	1200
2024-08-01	1185.1	1178.4	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	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
2024-01-01	1200	1200	1200	1200
2023-12-01	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	Kleinmond Chess Club Open 2025 (U14)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
3	Overberg Schools - PS Closed 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
4	Overberg Schools - PS Trials (Region 1) 2025 (U13 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
5	Overberg Schools & Federation Open 2025 (U13)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Kleinmond Chess Club Open 2025 (U14)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U13 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
3	Overberg Schools - PS Closed 2025 (U13 Girls)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
4	Overberg Schools - PS Trials (Region 1) 2025 (U13 Girls)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
5	Overberg Schools & Federation Open 2025 (U13)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	2.5	Yes	Analysis
6	Overberg Schools - Top Schools 2024 (U15 Mixed)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	3	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 3	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Truter, J (Jake)				Opponent van der Merwe, S (Stefan)
2	4	Tournament Western Cape Schools Individual Championship 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Joseph, J (Jiola)				Opponent Johannes, D (Daniel)
3	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-01	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Carroll, R (Riley James)				Opponent Williams, Q (Quelynn)

#	Games	Start				End
1	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Joseph, J (Jiola)				Opponent Geldenhuys, K (Katja)
2	2	Tournament Overberg Schools - PS Closed 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Buhr, G (Gretchen)				Opponent Tait, S (Savannah)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Beyers, S (Skylar)				Opponent Beyers, S (Skylar)

#	Games	Start				End
1	4	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 3	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Truter, J (Jake)				Opponent van der Merwe, S (Stefan)
2	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-01	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Carroll, R (Riley James)				Opponent Williams, Q (Quelynn)
3	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 1	type Rapid	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Johannes, D (Daniel)				Opponent Johannes, D (Daniel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 3	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Truter, J (Jake)				Opponent van der Merwe, S (Stefan)
2	4	Tournament Western Cape Schools Individual Championship 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Joseph, J (Jiola)				Opponent Johannes, D (Daniel)
3	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-01	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Carroll, R (Riley James)				Opponent Williams, Q (Quelynn)

#	Games	Start				End
1	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Joseph, J (Jiola)				Opponent Geldenhuys, K (Katja)
2	2	Tournament Overberg Schools - PS Closed 2025				Tournament Overberg Schools - PS Closed 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Buhr, G (Gretchen)				Opponent Tait, S (Savannah)
3	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Beyers, S (Skylar)				Opponent Beyers, S (Skylar)

#	Games	Start				End
1	4	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 3	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Truter, J (Jake)				Opponent van der Merwe, S (Stefan)
2	3	Tournament Overberg Schools & Federation Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-01	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Carroll, R (Riley James)				Opponent Williams, Q (Quelynn)
3	1	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 1	type Rapid	result 1	date 2025-08-30	rnd 1	type Rapid	result 1
		Opponent Johannes, D (Daniel)				Opponent Johannes, D (Daniel)

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	Collins ,E (Esme)	3	1	-141.7	1	0	-425	2	1	0	0	0	0
1	Collins ,E (Esme)	3	1188	1046.3	1	1151.4	763	2	1234.7	1188	0	0	0
2	Buhr ,G (Gretchen)	2	1	0	1	1	425	1	0	-425	0	0	0
2	Buhr ,G (Gretchen)	2	1272.7	1272.7	1	1245.6	1697.7	1	1187.6	847.7	0	0	0
3	Kruger ,J (Jamie Leigh)	1	1	425	1	1	425	0	0	0	0	0	0
3	Kruger ,J (Jamie Leigh)	1	1349.6	1774.6	1	1271.8	1774.6	0	0	0	0	0	0
4	Du Plessis ,MA (Matthys Armand)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Du Plessis ,MA (Matthys Armand)	1	1246.9	821.9	1	1223.5	821.9	0	0	0	0	0	0
5	Spinnler ,E (Elizabeth Hendrina)	1	1	425	1	1	425	0	0	0	0	0	0
5	Spinnler ,E (Elizabeth Hendrina)	1	1218.4	1643.4	1	1206.2	1643.4	0	0	0	0	0	0
6	Van Der Westhuizen ,M (Mika)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van Der Westhuizen ,M (Mika)	1	1398.9	973.9	1	1420	973.9	0	0	0	0	0	0
7	Joel ,R (Roneeq)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Joel ,R (Roneeq)	1	1352.5	927.5	1	1349.1	927.5	0	0	0	0	0	0
8	Van Der Merwe ,I (Imke)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Der Merwe ,I (Imke)	1	1359.4	934.4	1	1329.9	934.4	0	0	0	0	0	0
9	Tait ,S (Savannah)	1	1	425	1	1	425	0	0	0	0	0	0
9	Tait ,S (Savannah)	1	1221.8	1646.8	1	1240.6	1646.8	0	0	0	0	0	0
10	Chitungo ,T (Tanaka)	1	1	425	0	0	0	1	1	425	0	0	0
10	Chitungo ,T (Tanaka)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Ribeiro, A (Alice)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms