Chess South Africa Ratings Database

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Personal

Ngcenge, O (Onwaba)

Chess SA id

1100300239

FIDE id

Date of birth

2010-08-18 (U16)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-10

Personal details last changed

1900-01-01

Junior GPX Games

12.8

Junior GPX Points

1187.1

Item	Main	Standard	Rapid	Blitz
Rating	1313.2	1287.9	1199.8	1200
Raw rating	1313.2	1287.9	1199.8	1200
Weighted rating	1225.2	1210.7	1199.8	1200
Weighted performance	1257.4	0	0	0
Floor	813.2	787.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	141.1	146.3	165.9	165.8
Highest rating	1313.2 2025-06-01	1287.9 2025-06-01	1200 2024-04-01	1200 2024-04-01
Highest raw rating	1313.2 2025-06-01	1287.9 2025-06-01	1200 2024-04-01	1200 2024-04-01
Highest weighted rating	1313.2 2024-11-01	1287.9 2024-11-01	1200 2024-04-01	1200 2024-04-01
Highest weighted performance	1313.2 2025-06-01	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	1313.2	1287.9	1199.8	1200
Analysis
Rating	1313.2	1287.9	1199.8	1200
Raw rating	1313.2	1287.9	1199.8	1200
Weighted rating	1225.2	1210.7	1199.8
Weighted performance	1257.4	0	0
K-factor	36	36	36	36
Floor	813.2	787.9	700	700
Max/Min rating change allowed	141.1	146.3	165.9	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	1313.2	1287.9	1199.8	1200
New weighted rating	1233.9	1218.3	1199.8	1200
New weighted performance	1256.9	0	0	0
Temp new rating	1313.2	1287.9	1199.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1313.2	1287.9	1199.8	1200
New K-factor	36	36	36	36
New floor	813.2	787.9	700	700

Item	Main	Standard	Rapid
	0	0	0
	24	10	14
	5	5	0
	0	0	0
	0	0	0
	0	0	0
History	29	15	14

Games since
	Main 29	Standard 15		Rapid 14		Blitz 0
Gender	Male
Age group	U16
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	14	58.33	70.8	1268.6	1339.4
Standard	10	8	80	255	1270.9	1525.9
Rapid	14	6	42.86	-60.7	1266.9	1206.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	29	15	51.72	14.7	1258.5	1273.1
Standard	15	9	60	85	1250.6	1335.6
Rapid	14	6	42.86	-60.7	1266.9	1206.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1313.2	1287.9	1199.8	1200
2025-09-01	1313.2	1287.9	1199.8	1200
2025-08-01	1313.2	1287.9	1199.8	1200
2025-07-01	1313.2	1287.9	1199.8	1200
2025-06-01	1313.2	1287.9	1199.8	1200
2025-05-01	1274.5	1282.3	1199.8	1200
2025-04-01	1174.6	1160.4	1199.7	1200
2025-03-01	1174.6	1160.4	1198	1200
2025-02-01	1167.4	1160.2	1200	1200
2025-01-01	1153.2	1142.8	1200	1200
2024-12-01	1153.2	1142.8	1200	1200
2024-11-01	1153.2	1142.8	1200	1200
2024-10-01	1153.2	1142.8	1200	1200
2024-09-01	1153.2	1142.8	1200	1200
2024-08-01	1153.2	1142.8	1200	1200
2024-07-01	1153.2	1142.8	1200	1200
2024-06-01	1153.2	1142.8	1200	1200
2024-08-01	1153.2	1142.8	1200	1200
2024-04-01	1153.2	1142.8	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	2025 Buffalo City Chess Trials 3 (U16)	2025-05-10	2025-05-10	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
2	2025 Buffalo City Chess Trials 2 (U16)	2025-04-12	2025-04-12	Standard	Buffalo City (EBC)	5	5	5	Yes	Analysis
3	Rapid Feb 2nd Leg 2025 (U16-Adult)	2025-02-22	2025-02-22	Rapid	Buffalo City (EBC)	7	7	3	Yes	Analysis
4	Rapid Feb Leg 1 2025 (U16)	2025-02-15	2025-02-15	Rapid	Buffalo City (EBC)	7	7	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Buffalo City Chess Trials 3 (U16)	2025-05-10	2025-05-10	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
2	2025 Buffalo City Chess Trials 2 (U16)	2025-04-12	2025-04-12	Standard	Buffalo City (EBC)	5	5	5	Yes	Analysis
3	Rapid Feb 2nd Leg 2025 (U16-Adult)	2025-02-22	2025-02-22	Rapid	Buffalo City (EBC)	7	7	3	Yes	Analysis
4	Rapid Feb Leg 1 2025 (U16)	2025-02-15	2025-02-15	Rapid	Buffalo City (EBC)	7	7	3	Yes	Analysis
5	1st BC Chess Trials 2024 (U16A)	2024-03-02	2024-03-02	Standard	Buffalo City (EBC)	5	5	1	Yes	Analysis

#	Games	Start				End
1	6	Tournament 2025 Buffalo City Chess Trials 2				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Manuel, I (Inile)				Opponent Mlandu, T (Thabiso)
2	2	Tournament 2025 Buffalo City Chess Trials 3				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Mapasa, L (Luniko)				Opponent Blignaut, E (Ezra)
3	2	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Mayo, E (Esinaye)				Opponent Ntlakanipo, M (Makasi)

#	Games	Start				End
1	6	Tournament 2025 Buffalo City Chess Trials 2				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Manuel, I (Inile)				Opponent Mlandu, T (Thabiso)
2	2	Tournament 2025 Buffalo City Chess Trials 3				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Mapasa, L (Luniko)				Opponent Blignaut, E (Ezra)
3	1	Tournament 1st BC Chess Trials 2024				Tournament 1st BC Chess Trials 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent Snyman, B (Booysen)				Opponent Snyman, B (Booysen)

#	Games	Start				End
1	2	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Mayo, E (Esinaye)				Opponent Ntlakanipo, M (Makasi)
2	2	Tournament Rapid Feb Leg 1 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-15	rnd 7	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Kinase, A (Aneqhawe)				Opponent Vuthu, S (Sinomhlobo)
3	1	Tournament Rapid Feb Leg 1 2025				Tournament Rapid Feb Leg 1 2025
		date 2025-02-15	rnd 5	type Rapid	result 1	date 2025-02-15	rnd 5	type Rapid	result 1
		Opponent Smith, W (Will)				Opponent Smith, W (Will)

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament 2025 Buffalo City Chess Trials 2				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Manuel, I (Inile)				Opponent Mlandu, T (Thabiso)
2	2	Tournament 2025 Buffalo City Chess Trials 3				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Mapasa, L (Luniko)				Opponent Blignaut, E (Ezra)
3	2	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Mayo, E (Esinaye)				Opponent Ntlakanipo, M (Makasi)

#	Games	Start				End
1	6	Tournament 2025 Buffalo City Chess Trials 2				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Manuel, I (Inile)				Opponent Mlandu, T (Thabiso)
2	2	Tournament 2025 Buffalo City Chess Trials 3				Tournament 2025 Buffalo City Chess Trials 3
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Mapasa, L (Luniko)				Opponent Blignaut, E (Ezra)
3	1	Tournament 1st BC Chess Trials 2024				Tournament 1st BC Chess Trials 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-02	rnd 3	type Standard	result 1
		Opponent Snyman, B (Booysen)				Opponent Snyman, B (Booysen)

#	Games	Start				End
1	2	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 4	type Rapid	result 1
		Opponent Mayo, E (Esinaye)				Opponent Ntlakanipo, M (Makasi)
2	2	Tournament Rapid Feb Leg 1 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-15	rnd 7	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 1
		Opponent Kinase, A (Aneqhawe)				Opponent Vuthu, S (Sinomhlobo)
3	1	Tournament Rapid Feb Leg 1 2025				Tournament Rapid Feb Leg 1 2025
		date 2025-02-15	rnd 5	type Rapid	result 1	date 2025-02-15	rnd 5	type Rapid	result 1
		Opponent Smith, W (Will)				Opponent Smith, W (Will)

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	Kasa ,K (Konke)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Kasa ,K (Konke)	2	1177.1	752.1	1	1160.6	752.1	1	1200	752.1	0	0	0
2	Mjanyana ,K (Kazimla)	2	1	0	1	1	425	1	0	-425	0	0	0
2	Mjanyana ,K (Kazimla)	2	1263.2	1263.2	1	1293	1688.2	1	1200	838.2	0	0	0
3	Mapasa ,L (Luniko)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mapasa ,L (Luniko)	1	1195.7	1620.7	1	1194.6	1620.7	0	0	0	0	0	0
4	Snyman ,B (Booysen)	1	1	425	1	1	425	0	0	0	0	0	0
4	Snyman ,B (Booysen)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Ntisana ,N (Nikholwe)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ntisana ,N (Nikholwe)	1	1408.4	1833.4	1	1419.4	1833.4	0	0	0	0	0	0
6	Gower ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
6	Gower ,D (Daniel)	1	1259.8	1684.8	1	1258.7	1684.8	0	0	0	0	0	0
7	Isaacs ,T (Thurston)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Isaacs ,T (Thurston)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Mlandu ,T (Thabiso)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mlandu ,T (Thabiso)	1	1197.3	1622.3	1	1196.7	1622.3	0	0	0	0	0	0
9	Gill ,V (Vincent)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Gill ,V (Vincent)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Ndumndum ,E (Eyabo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Ndumndum ,E (Eyabo)	1	1314.2	889.2	1	1301.1	889.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Ngcenge, O (Onwaba)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms