Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zabo, S (Sonwabiso)

Chess SA id

1090307060

FIDE id

Date of birth

2009-04-23 (U18)

Gender

Male

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-21

Personal details last changed

1900-01-01

Junior GPX Games

21.5

Junior GPX Points

1377.3

Item	Main	Standard	Rapid	Blitz
Rating	1378.6	1356.1	1258.5	1200
Raw rating	1361.3	1356.1	1258.5	1200
Weighted rating	1278	1277.7	1216.7	1200
Weighted performance	1378.6	0	0	0
Floor	861.3	856.1	758.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	131.8	132.7	152.6	165.8
Highest rating	1361.3 2025-08-01	1356.1 2025-06-01	1258.5 2025-08-01	1200 2024-10-01
Highest raw rating	1361.3 2025-08-01	1356.1 2025-06-01	1258.5 2025-08-01	1200 2024-10-01
Highest weighted rating	1247.3 2025-08-01	1248.3 2025-08-01	1203.6 2025-08-01	1200 2024-10-01
Highest weighted performance	1248.4 2025-08-01	1200 2024-10-01	1200 2024-12-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-8.5	0	0	0
New rating	1370.1	1356.1	1258.5	1200
Analysis
Rating	1378.6	1356.1	1258.5	1200
Raw rating	1361.3	1356.1	1258.5	1200
Weighted rating	1278	1277.7	1216.7
Weighted performance	1378.6	0	0
K-factor	36	36	36	36
Floor	861.3	856.1	758.5	700
Max/Min rating change allowed	131.8	132.7	152.6	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	1361.3	1356.1	1258.5	1200
New weighted rating	1287.1	1286.5	1220.7	1200
New weighted performance	1370.1	0	0	0
Temp new rating	1370.1	1356.1	1258.5	1200
Temp new rating +/-	-8.5	0	0	0
Final new rating +/-	-8.5	0	0	0
New rating	1370.1	1356.1	1258.5	1200
New K-factor	36	36	36	36
New floor	861.3	856.1	758.5	700

Item	Main	Standard	Rapid
	0	0	0
	24	19	5
	9	0	9
	0	0	0
	0	0	0
	0	0	0
History	33	19	14

Games since
	Main 33	Standard 19		Rapid 14		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	24	17.5	72.92	194.8	1267	1461.8
Standard	19	13.5	71.05	178.9	1270.6	1449.5
Rapid	5	4	80	255	1253.4	1508.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	33	21.5	65.15	128.8	1265.2	1394
Standard	19	13.5	71.05	178.9	1270.6	1449.5
Rapid	14	8	57.14	60.7	1257.8	1318.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1361.3	1356.1	1258.5	1200
2025-09-30	1361.3	1356.1	1258.5	1200
2025-09-01	1361.3	1356.1	1258.5	1200
2025-08-01	1361.3	1356.1	1258.5	1200
2025-07-01	1340.6	1356.1	1199	1200
2025-06-01	1340.6	1356.1	1199	1200
2025-05-01	1291.5	1299	1199	1200
2025-04-01	1258.6	1260.8	1199	1200
2025-03-01	1225.6	1221.9	1199	1200
2025-02-01	1204.6	1200	1198.9	1200
2025-01-01	1204.6	1200	1198	1200
2024-12-01	1204.6	1200	1198	1200
2024-11-01	1204.6	1200	1198	1200
2024-10-01	1204.6	1200	1198	1200
2024-09-01	1204.6	1200	1198	1200
2024-08-01	1199.8	1200	1196.8	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	Port Alfred Chess Tournament 2025 (A)	2025-06-21	2025-06-21	Rapid	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
2	SBDCA Closed 2025 (U18 Boys)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	6	5	4	Yes	Analysis
3	SBDCU Trial 9 2025 (U18)	2025-04-26	2025-04-26	Standard	Sarah Baartman (ESB)	5	5	3.5	Yes	Analysis
4	SBDCU Trial 6 2025 (U18)	2025-03-15	2025-03-15	Standard	Sarah Baartman (ESB)	5	4	3	Yes	Analysis
5	Rhodes Open 2025 (B)	2025-03-21	2025-03-22	Standard	Sarah Baartman (ESB)	7	0	0	No	Analysis
6	SBDCU Trials 5 Makhanda Leg 2025 (U18)	2025-02-22	2025-02-22	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	Port Alfred Chess Tournament 2025 (A)	2025-06-21	2025-06-21	Rapid	Sarah Baartman (ESB)	5	5	4	Yes	Analysis
2	SBDCA Closed 2025 (U18 Boys)	2025-05-10	2025-05-10	Standard	Sarah Baartman (ESB)	6	5	4	Yes	Analysis
3	SBDCU Trial 9 2025 (U18)	2025-04-26	2025-04-26	Standard	Sarah Baartman (ESB)	5	5	3.5	Yes	Analysis
4	SBDCU Trial 6 2025 (U18)	2025-03-15	2025-03-15	Standard	Sarah Baartman (ESB)	5	4	3	Yes	Analysis
5	Rhodes Open 2025 (B)	2025-03-21	2025-03-22	Standard	Sarah Baartman (ESB)	7	0	0	No	Analysis
6	SBDCU Trials 5 Makhanda Leg 2025 (U18)	2025-02-22	2025-02-22	Standard	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
7	Sarah Baartman District Schools Trials 2024 (U15 Boys)	2024-08-03	2024-08-03	Rapid	Sarah Baartman (ESB)	5	5	2	Yes	Analysis
8	Makhanda Schools Championship 2024 (A Boys)	2024-07-20	2024-07-20	Rapid	Sarah Baartman (ESB)	5	4	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament SBDCA Closed 2025				Tournament Port Alfred Chess Tournament 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-06-21	rnd 2	type Rapid	result 1
		Opponent Vubela, L (Luvano)				Opponent Nesi, L (Lutho)
2	4	Tournament SBDCU Trial 9 2025				Tournament SBDCA Closed 2025
		date 2025-04-26	rnd 3	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Ramusi, D (Dimpho)				Opponent Nesi, L (Lutho)
3	4	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 9 2025
		date 2025-03-15	rnd 3	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Nonzimba, A (Aphephile)				Opponent Ncalu, L (Lihlumile)

#	Games	Start				End
1	4	Tournament SBDCU Trial 9 2025				Tournament SBDCA Closed 2025
		date 2025-04-26	rnd 3	type Standard	result 1	date 2025-05-10	rnd 2	type Standard	result 1
		Opponent Ramusi, D (Dimpho)				Opponent Nesi, L (Lutho)
2	4	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 9 2025
		date 2025-03-15	rnd 3	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Nonzimba, A (Aphephile)				Opponent Ncalu, L (Lihlumile)
3	3	Tournament SBDCA Closed 2025				Tournament SBDCA Closed 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-10	rnd 6	type Standard	result 1
		Opponent Vubela, L (Luvano)				Opponent Grobbelaar, D (Devan)

#	Games	Start				End
1	2	Tournament Port Alfred Chess Tournament 2025				Tournament Port Alfred Chess Tournament 2025
		date 2025-06-21	rnd 4	type Rapid	result 1	date 2025-06-21	rnd 5	type Rapid	result 1
		Opponent Ndoro, J (Jesse)				Opponent Mkele, B (Bulelani)
2	2	Tournament Port Alfred Chess Tournament 2025				Tournament Port Alfred Chess Tournament 2025
		date 2025-06-21	rnd 1	type Rapid	result 1	date 2025-06-21	rnd 2	type Rapid	result 1
		Opponent Williams, K (Keanu)				Opponent Nesi, L (Lutho)
3	2	Tournament Sarah Baartman District Schools Trials 2024				Tournament Sarah Baartman District Schools Trials 2024
		date 2024-08-03	rnd 3	type Rapid	result 1	date 2024-08-03	rnd 4	type Rapid	result 1
		Opponent Jantjies, Z (Zane)				Opponent Oconnell, J (Jayran)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament SBDCA Closed 2025				Tournament Port Alfred Chess Tournament 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-06-21	rnd 2	type Rapid	result 1
		Opponent Vubela, L (Luvano)				Opponent Nesi, L (Lutho)
2	4	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 9 2025
		date 2025-03-15	rnd 3	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Nonzimba, A (Aphephile)				Opponent Ncalu, L (Lihlumile)
3	2	Tournament Port Alfred Chess Tournament 2025				Tournament Port Alfred Chess Tournament 2025
		date 2025-06-21	rnd 4	type Rapid	result 1	date 2025-06-21	rnd 5	type Rapid	result 1
		Opponent Ndoro, J (Jesse)				Opponent Mkele, B (Bulelani)

#	Games	Start				End
1	4	Tournament SBDCU Trial 6 2025				Tournament SBDCU Trial 9 2025
		date 2025-03-15	rnd 3	type Standard	result 1	date 2025-04-26	rnd 1	type Standard	result 1
		Opponent Nonzimba, A (Aphephile)				Opponent Ncalu, L (Lihlumile)
2	3	Tournament SBDCA Closed 2025				Tournament SBDCA Closed 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-10	rnd 6	type Standard	result 1
		Opponent Vubela, L (Luvano)				Opponent Grobbelaar, D (Devan)
3	2	Tournament SBDCU Trial 9 2025				Tournament SBDCU Trial 9 2025
		date 2025-04-26	rnd 3	type Standard	result 1	date 2025-04-26	rnd 4	type Standard	result 1
		Opponent Ramusi, D (Dimpho)				Opponent Booi, J (Junior)

#	Games	Start				End
1	2	Tournament Port Alfred Chess Tournament 2025				Tournament Port Alfred Chess Tournament 2025
		date 2025-06-21	rnd 4	type Rapid	result 1	date 2025-06-21	rnd 5	type Rapid	result 1
		Opponent Ndoro, J (Jesse)				Opponent Mkele, B (Bulelani)
2	2	Tournament Port Alfred Chess Tournament 2025				Tournament Port Alfred Chess Tournament 2025
		date 2025-06-21	rnd 1	type Rapid	result 1	date 2025-06-21	rnd 2	type Rapid	result 1
		Opponent Williams, K (Keanu)				Opponent Nesi, L (Lutho)
3	2	Tournament Sarah Baartman District Schools Trials 2024				Tournament Sarah Baartman District Schools Trials 2024
		date 2024-08-03	rnd 3	type Rapid	result 1	date 2024-08-03	rnd 4	type Rapid	result 1
		Opponent Jantjies, Z (Zane)				Opponent Oconnell, J (Jayran)

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	Sobayeni ,A (Anam)	3	0	-425	2	0	-425	1	0	-425	0	0	0
1	Sobayeni ,A (Anam)	3	1356	931	2	1428.4	931	1	1213.1	931	0	0	0
2	Papu ,B (Bunakho)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Papu ,B (Bunakho)	2	1355.9	930.9	2	1322.7	930.9	0	0	0	0	0	0
3	Booi ,J (Junior)	2	1	0	2	1	0	0	0	0	0	0	0
3	Booi ,J (Junior)	2	1300.2	1300.2	2	1264.8	1300.2	0	0	0	0	0	0
4	Nesi ,L (Lutho)	2	2	425	1	1	425	1	1	425	0	0	0
4	Nesi ,L (Lutho)	2	1196.2	1621.2	1	1192.8	1621.2	1	1200	1621.2	0	0	0
5	Grobbelaar ,D (Devan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Grobbelaar ,D (Devan)	1	1226.4	1651.4	1	1222.2	1651.4	0	0	0	0	0	0
6	Timms ,S (Seth)	1	1	425	1	1	425	0	0	0	0	0	0
6	Timms ,S (Seth)	1	1198.6	1623.6	1	1198.3	1623.6	0	0	0	0	0	0
7	Senekal ,L (Lianie)	1	1	425	1	1	425	0	0	0	0	0	0
7	Senekal ,L (Lianie)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Vubela ,L (Luvano)	1	1	425	1	1	425	0	0	0	0	0	0
8	Vubela ,L (Luvano)	1	1371.3	1796.3	1	1374.1	1796.3	0	0	0	0	0	0
9	Budaza ,S (Selunathi)	1	1	425	1	1	425	0	0	0	0	0	0
9	Budaza ,S (Selunathi)	1	1216.8	1641.8	1	1220	1641.8	0	0	0	0	0	0
10	Komani ,I (Ingatuthi)	1	1	425	1	1	425	0	0	0	0	0	0
10	Komani ,I (Ingatuthi)	1	1278.7	1703.7	1	1289.1	1703.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Zabo, S (Sonwabiso)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms