Chess South Africa Ratings Database

PLAYER PAGE

Personal

Rala, Y (Yonwaba)

Chess SA id

1070162406

FIDE id

Date of birth

2007-10-09 (U20)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-20

Personal details last changed

1900-01-01

Junior GPX Games

39.4

Junior GPX Points

1197

Item	Main	Standard	Rapid	Blitz
Rating	1257	1247.1	1205.1	1200
Raw rating	1247.5	1245.2	1205.1	1200
Weighted rating	1212.4	1207.5	1204.4	1200
Weighted performance	1257	1247.1	0	0
Floor	747.5	745.2	705.1	700
K-factor	36	36	36	36
Min/Max rating change allowed	155	155.5	164.6	165.8
Highest rating	1257 2025-09-30	1247.1 2025-09-30	1226 2023-10-01	1200 2018-10-01
Highest raw rating	1247.5 2025-09-30	1245.2 2025-09-30	1205.1 2025-03-01	1200 2024-03-01
Highest weighted rating	1212.4 2025-09-30	1207.5 2025-09-30	1204.2 2025-08-01	1200 2018-10-01
Highest weighted performance	1257 2025-09-30	1247.1 2025-09-30	1226 2023-10-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.4	-0.4	0	0
New rating	1256.5	1246.7	1205.1	1200
Analysis
Rating	1257	1247.1	1205.1	1200
Raw rating	1247.5	1245.2	1205.1	1200
Weighted rating	1212.4	1207.5	1204.4
Weighted performance	1257	1247.1	0
K-factor	36	36	36	36
Floor	747.5	745.2	705.1	700
Max/Min rating change allowed	155	155.5	164.6	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	1247.5	1245.2	1205.1	1200
New weighted rating	1215.5	1210.8	1204.5	1200
New weighted performance	1256.5	1246.7	0	0
Temp new rating	1256.5	1246.7	1205.1	1200
Temp new rating +/-	-0.4	-0.4	0	0
Final new rating +/-	-0.4	-0.4	0	0
New rating	1256.5	1246.7	1205.1	1200
New K-factor	36	36	36	36
New floor	747.5	745.2	705.1	700

Item	Main	Standard	Rapid
	0	0	0
	31	24	7
	16	16	0
	10	4	6
	0	0	0
	0	0	0
History	57	44	13

Games since
	Main 53	Standard 40		Rapid 13		Blitz 0
Gender	Male
Age group	U20
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	3562		477		151
Male	2748		386		120
U20	263		49		16
U20 Male	206		39		11
Standard
	RSA		Province		Region
Overall	3544		499		166
Male	2720		400		128
U20	267		53		17
U20 Male	202		40		11
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	31	13.5	43.55	-54.8	1311.7	1256.9
Standard	24	10	41.67	-70.8	1333.5	1262.6
Rapid	7	3.5	50	0	1237.1	1237.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	57	25.5	44.74	-44.7	1277.5	1232.8
Standard	44	19	43.18	-58	1291.4	1233.4
Rapid	13	6.5	50	0	1230.6	1230.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1247.5	1245.2	1205.1	1200
2025-09-01	1218.1	1212.5	1205.1	1200
2025-08-01	1214.5	1209.6	1205.1	1200
2025-07-01	1214.5	1209.6	1205.1	1200
2025-06-01	1214.5	1209.6	1205.1	1200
2025-05-01	1219.3	1212.1	1205.1	1200
2025-04-01	1219.3	1212.1	1205.1	1200
2025-03-01	1206	1199.3	1205.1	1200
2025-02-01	1203.2	1199.3	1203.6	1200
2025-01-01	1201.2	1199.3	1203.6	1200
2024-12-01	1200.3	1195.7	1203.6	1200
2024-11-01	1200.3	1195.7	1203.6	1200
2024-10-01	1202.4	1196.4	1203.6	1200
2024-09-01	1205.1	1200.4	1203.6	1200
2024-08-01	1205.1	1200.4	1203.6	1200
2024-07-01	1205.1	1200.4	1203.6	1200
2024-06-01	1205.1	1200.4	1203.6	1200
2024-08-01	1205.1	1200.4	1203.6	1200
2024-04-01	1205.1	1200.4	1203.6	1200
2024-03-01	1205.1	1200.4	1203.6	1200
2024-02-01	1205.1	1200.4	1203.6	1200
2024-01-01	1205.1	1200.4	1203.6	1200
2023-12-01	1205.1	1200.4	1203.6	1200
2023-11-01	1205.1	1200.4	1203.6	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	Buffalo City Chess Clubs League 2025 (A)	2025-09-20	2025-09-20	Standard	Buffalo City (EBC)	5	3	0	Yes	Analysis
2	EC Closed 2025 (U20 Boys)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
3	Buffalo City Chess Junior Closed 2025 (U20 Open+Girls)	2025-08-16	2025-08-16	Standard	Buffalo City (EBC)	5	4	2	Yes	Analysis
4	2025 Buffalo City Chess Trials 3 (U18)	2025-05-10	2025-05-10	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
5	EC Open 2025 (U16-U20 Boys)	2025-05-02	2025-05-02	Standard	Buffalo City (EBC)	7	5	1.5	Yes	Analysis
6	Vikings Classical March 2025 (B)	2025-03-15	2025-03-15	Standard	Buffalo City (EBC)	5	1	0	Yes	Analysis
7	WSC 1st Chess Extravaganza 2025 (U18+Adult)	2025-03-01	2025-03-01	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
8	Rapid Feb 2nd Leg 2025 (U16-Adult)	2025-02-22	2025-02-22	Rapid	Buffalo City (EBC)	7	7	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Buffalo City Chess Clubs League 2025 (A)	2025-09-20	2025-09-20	Standard	Buffalo City (EBC)	5	3	0	Yes	Analysis
2	EC Closed 2025 (U20 Boys)	2025-09-06	2025-09-07	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
3	Buffalo City Chess Junior Closed 2025 (U20 Open+Girls)	2025-08-16	2025-08-16	Standard	Buffalo City (EBC)	5	4	2	Yes	Analysis
4	2025 Buffalo City Chess Trials 3 (U18)	2025-05-10	2025-05-10	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
5	EC Open 2025 (U16-U20 Boys)	2025-05-02	2025-05-02	Standard	Buffalo City (EBC)	7	5	1.5	Yes	Analysis
6	Vikings Classical March 2025 (B)	2025-03-15	2025-03-15	Standard	Buffalo City (EBC)	5	1	0	Yes	Analysis
7	WSC 1st Chess Extravaganza 2025 (U18+Adult)	2025-03-01	2025-03-01	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
8	Rapid Feb 2nd Leg 2025 (U16-Adult)	2025-02-22	2025-02-22	Rapid	Buffalo City (EBC)	7	7	3.5	Yes	Analysis
9	Gompo Chess Club Open December 2024 (B)	2024-12-07	2024-12-07	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
10	EL Junior Closed 2024 (U18+U20)	2024-11-23	2024-11-23	Standard	Buffalo City (EBC)	5	4	1	Yes	Analysis
11	EL Junior Closed 2024 (U14)	2024-11-23	2024-11-23	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
12	East London Open 2024 (B)	2024-10-05	2024-10-05	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
13	7th Annual UFH Heritage Open 2024 (C)	2024-09-21	2024-09-21	Standard	Amathole (EAL)	5	2	1	Yes	Analysis
14	Gompo Library Chess Club Launch 2023 (B)	2023-10-28	2023-10-28	Rapid	Buffalo City (EBC)	6	6	3	Yes	Analysis
15	BCM Chess Clubs League 2023 (B)	2023-09-09	2023-09-09	Standard	Buffalo City (EBC)	5	4	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament Gompo Chess Club Open December 2024				Tournament Rapid Feb 2nd Leg 2025
		date 2024-12-07	rnd 2	type Standard	result 1	date 2025-02-22	rnd 1	type Rapid	result 0.5
		Opponent Stevens, G (Gisele)				Opponent Okafor, M (Michael)
2	3	Tournament WSC 1st Chess Extravaganza 2025				Tournament WSC 1st Chess Extravaganza 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Gcilishe, H (Hlumelo)				Opponent Willem, M (Mawande)
3	3	Tournament BCM Chess Clubs League 2023				Tournament Gompo Library Chess Club Launch 2023
		date 2023-09-09	rnd 3	type Standard	result 1	date 2023-10-28	rnd 1	type Rapid	result 1
		Opponent Martha, A (Andy)				Opponent Badenhorst, A (Adian)

#	Games	Start				End
1	4	Tournament Gompo Chess Club Open December 2024				Tournament Gompo Chess Club Open December 2024
		date 2024-12-07	rnd 2	type Standard	result 1	date 2024-12-07	rnd 5	type Standard	result 0.5
		Opponent Stevens, G (Gisele)				Opponent Jikijela, A (Anisha)
2	3	Tournament WSC 1st Chess Extravaganza 2025				Tournament WSC 1st Chess Extravaganza 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Gcilishe, H (Hlumelo)				Opponent Willem, M (Mawande)
3	3	Tournament BCM Chess Clubs League 2023				Tournament 7th Annual UFH Heritage Open 2024
		date 2023-09-09	rnd 3	type Standard	result 1	date 2024-09-21	rnd 3	type Standard	result 1
		Opponent Martha, A (Andy)				Opponent Mrwebi, W (Wanga)

#	Games	Start				End
1	2	Tournament Gompo Library Chess Club Launch 2023				Tournament Rapid Feb 2nd Leg 2025
		date 2023-10-28	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 1	type Rapid	result 0.5
		Opponent Memani, Z (Zola)				Opponent Okafor, M (Michael)
2	1	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 7	type Rapid	result 1	date 2025-02-22	rnd 7	type Rapid	result 1
		Opponent Vimbani, A (Asabele)				Opponent Vimbani, A (Asabele)
3	1	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Mampoza, S (Somila)				Opponent Mampoza, S (Somila)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament WSC 1st Chess Extravaganza 2025				Tournament WSC 1st Chess Extravaganza 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Gcilishe, H (Hlumelo)				Opponent Willem, M (Mawande)
2	3	Tournament BCM Chess Clubs League 2023				Tournament Gompo Library Chess Club Launch 2023
		date 2023-09-09	rnd 3	type Standard	result 1	date 2023-10-28	rnd 1	type Rapid	result 1
		Opponent Martha, A (Andy)				Opponent Badenhorst, A (Adian)
3	2	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-07	rnd 5	type Standard	result 1	date 2025-09-07	rnd 6	type Standard	result 1
		Opponent Gcilishe, H (Hlumelo)				Opponent Mangcotywa, L (Lihle)

#	Games	Start				End
1	3	Tournament WSC 1st Chess Extravaganza 2025				Tournament WSC 1st Chess Extravaganza 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Gcilishe, H (Hlumelo)				Opponent Willem, M (Mawande)
2	3	Tournament BCM Chess Clubs League 2023				Tournament 7th Annual UFH Heritage Open 2024
		date 2023-09-09	rnd 3	type Standard	result 1	date 2024-09-21	rnd 3	type Standard	result 1
		Opponent Martha, A (Andy)				Opponent Mrwebi, W (Wanga)
3	2	Tournament EC Closed 2025				Tournament EC Closed 2025
		date 2025-09-07	rnd 5	type Standard	result 1	date 2025-09-07	rnd 6	type Standard	result 1
		Opponent Gcilishe, H (Hlumelo)				Opponent Mangcotywa, L (Lihle)

#	Games	Start				End
1	1	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 7	type Rapid	result 1	date 2025-02-22	rnd 7	type Rapid	result 1
		Opponent Vimbani, A (Asabele)				Opponent Vimbani, A (Asabele)
2	1	Tournament Rapid Feb 2nd Leg 2025				Tournament Rapid Feb 2nd Leg 2025
		date 2025-02-22	rnd 5	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Mampoza, S (Somila)				Opponent Mampoza, S (Somila)
3	1	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 3	type Rapid	result 1
		Opponent Jokozela, U (Uviwe)				Opponent Jokozela, U (Uviwe)

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	Mrwebi ,W (Wanga)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
1	Mrwebi ,W (Wanga)	2	1224.7	1437.2	2	1212.4	1437.2	0	0	0	0	0	0
2	Koenane ,I (Imbasa)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Koenane ,I (Imbasa)	2	1215	1002.5	2	1216.9	1002.5	0	0	0	0	0	0
3	Gcilishe ,H (Hlumelo)	2	2	425	2	2	425	0	0	0	0	0	0
3	Gcilishe ,H (Hlumelo)	2	1198.7	1623.7	2	1198.4	1623.7	0	0	0	0	0	0
4	Jikijela ,A (Anisha)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Jikijela ,A (Anisha)	2	1280.8	1068.3	2	1283	1068.3	0	0	0	0	0	0
5	Sigwela ,A (Ayama)	1	1	425	1	1	425	0	0	0	0	0	0
5	Sigwela ,A (Ayama)	1	1246.2	1671.2	1	1255.4	1671.2	0	0	0	0	0	0
6	Nantuse ,L (Lihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Nantuse ,L (Lihle)	1	1403.7	978.7	1	1375	978.7	0	0	0	0	0	0
7	Sigwili ,L (Lindokuhle)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Sigwili ,L (Lindokuhle)	1	1120	695	1	1103.6	695	0	0	0	0	0	0
8	Ngani ,L (Lulibo)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Ngani ,L (Lulibo)	1	1320.1	1320.1	1	1335.7	1320.1	0	0	0	0	0	0
9	Mnkwali ,G (Gugulethu)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mnkwali ,G (Gugulethu)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Furstenburg ,O (Olivier)	1	1	425	1	1	425	0	0	0	0	0	0
10	Furstenburg ,O (Olivier)	1	1319.8	1744.8	1	1328.2	1744.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Rala, Y (Yonwaba)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms