Chess South Africa Ratings Database

PLAYER PAGE

Personal

Baai, A (Andrea)

Chess SA id

207084932

FIDE id

Date of birth

2007-12-18 (U20)

Gender

Female

Region

ZF Mgcawu (NZF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1331.7	1332.9	502.6	502.6
Raw rating	1331.7	1332.9	502.6	502.6
Weighted rating	1331.6	1332.9	502.6	502.6
Weighted performance	976	977	0	0
Floor	832	833.3	500	500
K-factor	36	36	40	40
Min/Max rating change allowed	137.5	137.2	447.9	447.9
Highest rating	1332 2024-03-01	1333.3 2024-03-01	1200 2024-03-01	1200 2024-03-01
Highest raw rating	1332 2024-03-01	1333.3 2024-03-01	502.6 2024-03-01	502.6 2024-03-01
Highest weighted rating	1332 2025-04-01	1333.3 2025-04-01	502.6 2024-11-01	502.6 2024-11-01
Highest weighted performance	1327 2023-08-01	1327.6 2023-08-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1331.7	1332.9	502.6	502.6
Analysis
Rating	1331.7	1332.9	502.6	502.6
Raw rating	1331.7	1332.9	502.6	502.6
Weighted rating	1331.6	1332.9	502.6
Weighted performance	976	977	0
K-factor	36	36	40	40
Floor	832	833.3	500	500
Max/Min rating change allowed	137.5	137.2	447.9	447.9
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	1331.7	1332.9	502.6	502.6
New weighted rating	1331.6	1332.9	502.6	502.6
New weighted performance	968.6	969.6	0	0
Temp new rating	1331.7	1332.9	502.6	502.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1331.7	1332.9	502.6	502.6
New K-factor	36	36	40	40
New floor	832	833.3	500	500

Item	Main	Standard
	0	0
	4	4
	0	0
	22	22
	17	17
	5	5
History	156	156

Games since
	Main 4	Standard 4		Rapid 0		Blitz 0
Gender	Female
Age group	U20
Region	ZF Mgcawu (NZF)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 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	4	1	25	-212.5	1282.7	1070.2
Standard	4	1	25	-212.5	1282.7	1070.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	127	66.5	52.36	20.1	1100.9	1121
Standard	127	66.5	52.36	20.1	1100.9	1121
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1331.7	1332.9	502.6	502.6
2025-09-30	1331.7	1332.9	502.6	502.6
2025-09-01	1331.7	1332.9	502.6	502.6
2025-08-01	1331.7	1332.9	502.6	502.6
2025-07-01	1331.7	1332.9	502.6	502.6
2025-06-01	1331.4	1332.6	502.6	502.6
2025-05-01	1328.8	1329.4	502.6	502.6
2025-04-01	1332	1333.3	502.6	502.6
2025-03-01	1332	1333.3	502.6	502.6
2025-02-01	1332	1333.3	502.6	502.6
2025-01-01	1332	1333.3	502.6	502.6
2024-12-01	1332	1333.3	502.6	502.6
2024-11-01	1332	1333.3	502.6	502.6
2024-10-01	1332	1333.3	502.6	502.6
2024-09-01	1332	1333.3	502.6	502.6
2024-08-01	1332	1333.3	502.6	502.6
2024-07-01	1332	1333.3	502.6	502.6
2024-09-01	1332	1333.3	502.6	502.6
2024-05-01	1332	1333.3	502.6	502.6
2024-04-01	1332	1333.3	502.6	502.6
2024-03-01	1332	1333.3	502.6	502.6
2024-02-01	1332	1333.3	502.6	502.6
2024-01-01	1332	1333.3	502.6	502.6
2023-12-01	1332	1333.3	502.6	502.6

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	Pawn Stars Chess Tournament 12 April 2025 (A)	2025-04-12	2025-04-12	Standard	ZF Mgcawu (NZF)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Pawn Stars Chess Tournament 12 April 2025 (A)	2025-04-12	2025-04-12	Standard	ZF Mgcawu (NZF)	5	4	1	Yes	Analysis
2	2023 Northern Cape Closed Chess Championships (U18 Girls)	2023-08-25	2023-08-27	Standard	Frances Baard (NCF)	5	5	3.5	Yes	Analysis
3	2023 SA Schools Winter Games (U18 Girls)	2023-07-04	2023-07-06	Standard	West Rand (GWR)	7	7	3	Yes	Analysis
4	2023 Northern Cape Schools Provincial Trials (U18 Girls)	2023-06-24	2023-06-24	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
5	ZF Mgcawu Open 2023 (U19)	2023-03-04	2023-03-04	Standard	ZF Mgcawu (NZF)	5	5	3	Yes	Analysis
6	NSSC Winter Games 2022 (U15 Girls)	2022-07-04	2022-07-06	Standard	Cape Town (WCT)	7	7	4	Yes	Analysis
7	Northern Cape Provincial Schools Trials 2022 (U15 Girls)	2022-06-24	2022-06-24	Standard	Frances Baard (NCF)	5	5	4	Yes	Analysis
8	ZFM Schools Trials 2022 (U15 Girls)	2022-05-28	2022-05-28	Standard	ZF Mgcawu (NZF)	5	5	5	Yes	Analysis
9	ZFM Chess Championships 2021 (A)	2021-09-04	2021-09-04	Standard	ZF Mgcawu (NZF)	5	5	1	Yes	Analysis
10	NC Open Schools 2020 (U13-U19 Girls)	2020-02-29	2020-02-29	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
11	Northern Cape Closed Chess Championships 2019 (U12)	2019-08-30	2019-09-01	Standard	ZF Mgcawu (NZF)	5	4	0	Yes	Analysis
12	South African Schools Individuals Chess Championships 2019 (U13 Girls)	2019-06-18	2019-06-21	Standard	Frances Baard (NCF)	7	6	1.5	Yes	Analysis
13	ZFM School Trials 2019 (U13)	2019-04-27	2019-04-27	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
14	ZFM Open Tournament 2019 (U12)	2019-03-02	2019-03-02	Standard	ZF Mgcawu (NZF)	5	5	3	Yes	Analysis
15	South African Junior Team Championships 2018 (U12B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
16	Northern Cape Closed Chess Championships 2018 (U12 Girls)	2018-08-31	2018-09-01	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
17	ZF MGCAWU Mandela Centenary Open Chess Tournament 2018 (U12)	2018-07-20	2018-07-21	Standard	ZF Mgcawu (NZF)	6	6	3	Yes	Analysis
18	Inter Regional 2018 (U12 Team)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	5	4	Yes	Analysis
19	ZF Mgcawu Qualifier (2)	2018-04-21	2018-04-21	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
20	ZF Mgcawu Schools District Open Chess Tournament 2018 (U13-U18 Girls)	2018-03-17	2018-03-17	Standard	ZF Mgcawu (NZF)	5	5	3	Yes	Analysis
21	ZF Mgcawu Inter-Region Open Trials (Qualifier 2)	2018-03-24	2018-03-24	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
22	ZF Mgcawu Qualifier Open Chess Tournament 2018 (C)	2018-02-17	2018-02-17	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
23	Namakwa District Chess Tournament 2018 (C)	2018-02-02	2018-02-03	Standard	Namakwa (NCN)	5	5	3	Yes	Analysis
24	South African Junior Team Championships 2017 (U12C)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	6	1.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament ZFM Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-05-28	rnd 1	type Standard	result 1	date 2022-06-24	rnd 1	type Standard	result 1
		Opponent Pietersen, M (Mikayla)				Opponent Majola, K (Kopano)
2	5	Tournament ZF Mgcawu Qualifier				Tournament Inter Regional 2018
		date 2018-04-21	rnd 4	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Booysen, V (Vuyani)				Opponent Marufu, S (Samuel)
3	4	Tournament 2023 Northern Cape Closed Chess Championships				Tournament Pawn Stars Chess Tournament 12 April 2025
		date 2023-08-26	rnd 3	type Standard	result 1	date 2025-04-12	rnd 1	type Standard	result 1
		Opponent Chindeka, M (Melody)				Opponent Steenkamp, F (Fabrizio)

#	Games	Start				End
1	6	Tournament ZFM Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-05-28	rnd 1	type Standard	result 1	date 2022-06-24	rnd 1	type Standard	result 1
		Opponent Pietersen, M (Mikayla)				Opponent Majola, K (Kopano)
2	5	Tournament ZF Mgcawu Qualifier				Tournament Inter Regional 2018
		date 2018-04-21	rnd 4	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Booysen, V (Vuyani)				Opponent Marufu, S (Samuel)
3	4	Tournament 2023 Northern Cape Closed Chess Championships				Tournament Pawn Stars Chess Tournament 12 April 2025
		date 2023-08-26	rnd 3	type Standard	result 1	date 2025-04-12	rnd 1	type Standard	result 1
		Opponent Chindeka, M (Melody)				Opponent Steenkamp, F (Fabrizio)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament ZFM Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-05-28	rnd 1	type Standard	result 1	date 2022-06-24	rnd 1	type Standard	result 1
		Opponent Pietersen, M (Mikayla)				Opponent Majola, K (Kopano)
2	5	Tournament ZF Mgcawu Qualifier				Tournament Inter Regional 2018
		date 2018-04-21	rnd 4	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Booysen, V (Vuyani)				Opponent Marufu, S (Samuel)
3	4	Tournament Northern Cape Provincial Schools Trials 2022				Tournament NSSC Winter Games 2022
		date 2022-06-24	rnd 3	type Standard	result 1	date 2022-07-04	rnd 1	type Standard	result 1
		Opponent Letshabo, K (Kefano)				Opponent Nethwadzi, V (Vele)

#	Games	Start				End
1	6	Tournament ZFM Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-05-28	rnd 1	type Standard	result 1	date 2022-06-24	rnd 1	type Standard	result 1
		Opponent Pietersen, M (Mikayla)				Opponent Majola, K (Kopano)
2	5	Tournament ZF Mgcawu Qualifier				Tournament Inter Regional 2018
		date 2018-04-21	rnd 4	type Standard	result 1	date 2018-05-05	rnd 3	type Standard	result 1
		Opponent Booysen, V (Vuyani)				Opponent Marufu, S (Samuel)
3	4	Tournament Northern Cape Provincial Schools Trials 2022				Tournament NSSC Winter Games 2022
		date 2022-06-24	rnd 3	type Standard	result 1	date 2022-07-04	rnd 1	type Standard	result 1
		Opponent Letshabo, K (Kefano)				Opponent Nethwadzi, V (Vele)

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	Van Kradenburg ,A (Antonio)	6	2	-141.7	6	2	-141.7	0	0	0	0	0	0
1	Van Kradenburg ,A (Antonio)	6	830.2	688.5	6	836.3	688.5	0	0	0	0	0	0
2	Muhammed ,M (Mathfrique)	5	0	-425	5	0	-425	0	0	0	0	0	0
2	Muhammed ,M (Mathfrique)	5	1220.4	795.4	5	1216.4	795.4	0	0	0	0	0	0
3	Andries ,D (Devitihano)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
3	Andries ,D (Devitihano)	4	1201	988.5	4	1202.8	988.5	0	0	0	0	0	0
4	Leite ,K (Kiara)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
4	Leite ,K (Kiara)	3	1271.7	1130.1	3	1266.7	1130.1	0	0	0	0	0	0
5	Potgieter ,J (Jerome Jonathan)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
5	Potgieter ,J (Jerome Jonathan)	3	1155.6	1297.3	3	1146.5	1297.3	0	0	0	0	0	0
6	Sihamba ,S (Somila)	2	1	0	2	1	0	0	0	0	0	0	0
6	Sihamba ,S (Somila)	2	856.1	856.1	2	836.6	856.1	0	0	0	0	0	0
7	Booysen ,V (Vuyani)	2	1	0	2	1	0	0	0	0	0	0	0
7	Booysen ,V (Vuyani)	2	1259.2	1259.2	2	1249.6	1259.2	0	0	0	0	0	0
8	Hanekom ,L (Larissa)	2	2	425	2	2	425	0	0	0	0	0	0
8	Hanekom ,L (Larissa)	2	502.6	927.7	2	503.2	927.7	0	0	0	0	0	0
9	Wessels ,T (Tristen)	2	1	0	2	1	0	0	0	0	0	0	0
9	Wessels ,T (Tristen)	2	1189.8	1189.8	2	1188.2	1189.8	0	0	0	0	0	0
10	Roesch ,S (Samuel)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Roesch ,S (Samuel)	2	540.3	115.3	2	526.4	115.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Baai, A (Andrea)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms