Chess South Africa Ratings Database

PLAYER PAGE

Personal

Qubuda, A (Alizwa)

Chess SA id

1090301041

FIDE id

Date of birth

2009-05-08 (U18)

Gender

Male

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1174	1177.1	1172.2	1200
Raw rating	1174	1177.1	1172.2	1200
Weighted rating	1155.1	1155.3	1168.3	1200
Weighted performance	951.8	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	172.1	171.3	172.5	165.8
Highest rating	1200 2024-03-01	1200 2024-03-01	1200 2024-04-01	1200 2024-04-01
Highest raw rating	1200 2024-03-01	1200 2024-03-01	1200 2024-04-01	1200 2024-04-01
Highest weighted rating	1200 2024-03-01	1200 2024-03-01	1200 2024-04-01	1200 2024-04-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-04-01	1200 2024-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1174	1177.1	1172.2	1200
Analysis
Rating	1174	1177.1	1172.2	1200
Raw rating	1174	1177.1	1172.2	1200
Weighted rating	1155.1	1155.3	1168.3
Weighted performance	951.8	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	172.1	171.3	172.5	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	1174	1177.1	1172.2	1200
New weighted rating	1156.2	1156.7	1168.1	1200
New weighted performance	951.4	0	0	0
Temp new rating	1174	1177.1	1172.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1174	1177.1	1172.2	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	18	13	5
	0	0	0
	0	0	0
	0	0	0
History	23	18	5

Games since
	Main 23	Standard 18		Rapid 5		Blitz 0
Gender	Male
Age group	U18
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-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	3	60	85	1207.7	1292.7
Standard	5	3	60	85	1207.7	1292.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	23	7	30.43	-166.3	1240.6	1074.3
Standard	18	6	33.33	-141.7	1251.9	1110.2
Rapid	5	1	20	-255	1200.1	945.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1174	1177.1	1172.2	1200
2025-09-01	1174	1177.1	1172.2	1200
2025-08-01	1174	1177.1	1172.2	1200
2025-07-01	1174	1177.1	1172.2	1200
2025-06-01	1174	1177.1	1172.2	1200
2025-05-01	1174	1177.1	1172.2	1200
2025-04-01	1174	1177.1	1172.2	1200
2025-03-01	1150	1147.7	1172.2	1200
2025-02-01	1148	1145.8	1170.8	1200
2025-01-01	1100.6	1099.2	1140.4	1200
2024-12-01	1100.6	1099.2	1140.4	1200
2024-11-01	1100.6	1099.2	1140.4	1200
2024-10-01	1100.6	1099.2	1140.4	1200
2024-09-01	1100.6	1099.2	1140.4	1200
2024-08-01	1100.6	1099.2	1140.4	1200
2024-07-01	1154.6	1139.2	1200	1200
2024-06-01	1195.3	1191.2	1200	1200
2024-08-01	1195.3	1191.2	1200	1200
2024-04-01	1195.3	1191.2	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	SBDCU Trial 6 2025 (U18)	2025-03-15	2025-03-15	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	SBDCU Trial 6 2025 (U18)	2025-03-15	2025-03-15	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
2	SBDCU Closed Trials 2024 (U16 Boys)	2024-07-27	2024-07-27	Standard	Sarah Baartman (ESB)	5	5	1	Yes	Analysis
3	Makhanda Schools Championship 2024 (A Boys)	2024-07-20	2024-07-20	Rapid	Sarah Baartman (ESB)	5	5	1	Yes	Analysis
4	SBDCU Trial 3 2024 (U16)	2024-06-01	2024-06-01	Standard	Sarah Baartman (ESB)	5	4	0.5	Yes	Analysis
5	SBDCU Trial 2 2024 (U16)	2024-03-23	2024-03-23	Standard	Sarah Baartman (ESB)	5	4	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 2	type Standard	result 1	date 2025-03-15	rnd 3	type Standard	result 1
		Opponent Gosha, P (Patson)				Opponent Jada, L (Lungela)
2	2	Tournament SBDCU Trial 3 2024				Tournament Makhanda Schools Championship 2024
		date 2024-06-01	rnd 4	type Standard	result 0.5	date 2024-07-20	rnd 1	type Rapid	result 1
		Opponent Jacobus, M (Mordegai)				Opponent Ncalu, L (Lihlumile)
3	1	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Grobbelaar, D (Devan)				Opponent Grobbelaar, D (Devan)

#	Games	Start				End
1	2	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 2	type Standard	result 1	date 2025-03-15	rnd 3	type Standard	result 1
		Opponent Gosha, P (Patson)				Opponent Jada, L (Lungela)
2	1	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Grobbelaar, D (Devan)				Opponent Grobbelaar, D (Devan)
3	1	Tournament SBDCU Closed Trials 2024				Tournament SBDCU Closed Trials 2024
		date 2024-07-27	rnd 4	type Standard	result 1	date 2024-07-27	rnd 4	type Standard	result 1
		Opponent Mangaliso, A (Ayakha)				Opponent Mangaliso, A (Ayakha)

#	Games	Start				End
1	1	Tournament Makhanda Schools Championship 2024				Tournament Makhanda Schools Championship 2024
		date 2024-07-20	rnd 1	type Rapid	result 1	date 2024-07-20	rnd 1	type Rapid	result 1
		Opponent Ncalu, L (Lihlumile)				Opponent Ncalu, L (Lihlumile)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 2	type Standard	result 1	date 2025-03-15	rnd 3	type Standard	result 1
		Opponent Gosha, P (Patson)				Opponent Jada, L (Lungela)
2	1	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Grobbelaar, D (Devan)				Opponent Grobbelaar, D (Devan)
3	1	Tournament SBDCU Closed Trials 2024				Tournament SBDCU Closed Trials 2024
		date 2024-07-27	rnd 4	type Standard	result 1	date 2024-07-27	rnd 4	type Standard	result 1
		Opponent Mangaliso, A (Ayakha)				Opponent Mangaliso, A (Ayakha)

#	Games	Start				End
1	2	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 2	type Standard	result 1	date 2025-03-15	rnd 3	type Standard	result 1
		Opponent Gosha, P (Patson)				Opponent Jada, L (Lungela)
2	1	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 6 2025
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Grobbelaar, D (Devan)				Opponent Grobbelaar, D (Devan)
3	1	Tournament SBDCU Closed Trials 2024				Tournament SBDCU Closed Trials 2024
		date 2024-07-27	rnd 4	type Standard	result 1	date 2024-07-27	rnd 4	type Standard	result 1
		Opponent Mangaliso, A (Ayakha)				Opponent Mangaliso, A (Ayakha)

#	Games	Start				End
1	1	Tournament Makhanda Schools Championship 2024				Tournament Makhanda Schools Championship 2024
		date 2024-07-20	rnd 1	type Rapid	result 1	date 2024-07-20	rnd 1	type Rapid	result 1
		Opponent Ncalu, L (Lihlumile)				Opponent Ncalu, L (Lihlumile)

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	Gosha ,P (Patson)	3	2	141.7	2	2	425	1	0	-425	0	0	0
1	Gosha ,P (Patson)	3	1190.9	1332.6	2	1203.9	1615.9	1	1154	765.9	0	0	0
2	Jada ,L (Lungela)	1	1	425	1	1	425	0	0	0	0	0	0
2	Jada ,L (Lungela)	1	1198.8	1623.8	1	1198.6	1623.8	0	0	0	0	0	0
3	Senekal ,L (Lianie)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Senekal ,L (Lianie)	1	1218.7	793.7	1	1222	793.7	0	0	0	0	0	0
4	Kammies ,M (Montell)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Kammies ,M (Montell)	1	1356.7	931.7	1	1325.6	931.7	0	0	0	0	0	0
5	Perils ,H (Heinrich)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Perils ,H (Heinrich)	1	1291.6	866.6	1	1268.7	866.6	0	0	0	0	0	0
6	Nonzimba ,A (Aphephile)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Nonzimba ,A (Aphephile)	1	1199	774	1	1198.7	774	0	0	0	0	0	0
7	Dzafunwa ,T (Tanaka)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Dzafunwa ,T (Tanaka)	1	1234.6	809.6	1	1214.8	809.6	0	0	0	0	0	0
8	Steven ,Z (Zukisani)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Steven ,Z (Zukisani)	1	1203	778	1	1200	778	0	0	0	0	0	0
9	Krieger ,BCJ (Brian)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Krieger ,BCJ (Brian)	1	1538.1	1113.1	1	1529.7	1113.1	0	0	0	0	0	0
10	Mangaliso ,A (Ayakha)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mangaliso ,A (Ayakha)	1	1115.1	1540.1	1	1091.6	1540.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Qubuda, A (Alizwa)

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