Chess South Africa Ratings Database

PLAYER PAGE

Personal

Yenkiah, J (Josiah)

Chess SA id

1170319448

FIDE id

Date of birth

2017-03-03 (U10)

Gender

Male

Region

King Cetshwayo (KUR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-25

Personal details last changed

1900-01-01

Junior GPX Games

23.6

Junior GPX Points

1229.9

Item	Main	Standard	Rapid	Blitz
Rating	1395.5	1295.5	1316.1	1200
Raw rating	1363	1295.5	1316.1	1200
Weighted rating	1239.4	1217.8	1234.5	1200
Weighted performance	1395.5	0	0	0
Floor	863	795.5	835.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	131.5	144.7	140.5	165.8
Highest rating	1395.5 2025-11-01	1295.5 2025-11-01	1335.5 2025-09-01	1200 2025-05-05
Highest raw rating	1363 2025-11-01	1295.5 2025-11-01	1335.5 2025-09-01	1200 2025-05-05
Highest weighted rating	1239.4 2025-11-01	1217.8 2025-11-01	1226.4 2025-09-30	1200 2025-05-05
Highest weighted performance	1395.5 2025-11-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-8.3	0	0	0
New rating	1387.2	1295.5	1316.1	1200
Analysis
Rating	1395.5	1295.5	1316.1	1200
Raw rating	1363	1295.5	1316.1	1200
Weighted rating	1239.4	1217.8	1234.5
Weighted performance	1395.5	0	0
K-factor	36	36	36	36
Floor	863	795.5	835.5	700
Max/Min rating change allowed	131.5	144.7	140.5	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	1363	1295.5	1316.1	1200
New weighted rating	1250.7	1224.6	1242.3	1200
New weighted performance	1387.2	0	0	0
Temp new rating	1387.2	1295.5	1316.1	1200
Temp new rating +/-	-8.3	0	0	0
Final new rating +/-	-8.3	0	0	0
New rating	1387.2	1295.5	1316.1	1200
New K-factor	36	36	36	36
New floor	863	795.5	835.5	700

Item	Main	Standard	Rapid
	0	0	0
	34	14	20
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	34	14	20

Games since
	Main 34	Standard 14		Rapid 20		Blitz 0
Gender	Male
Age group	U10
Region	King Cetshwayo (KUR)
Province	KwaZulu Natal (KZ)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	970		111		17
Male	797		91		13
U10	76		12		1
U10 Male	64		10		1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	34	24	70.59	175	1261.8	1436.8
Standard	14	9	64.29	121.4	1245.2	1366.6
Rapid	20	15	75	212.5	1273.5	1486
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	34	24	70.59	175	1261.8	1436.8
Standard	14	9	64.29	121.4	1245.2	1366.6
Rapid	20	15	75	212.5	1273.5	1486
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1363	1295.5	1316.1	1200
2025-09-30	1325.3	1228.9	1316.1	1200
2025-09-01	1306.1	1228.9	1335.5	1200
2025-08-01	1278.5	1228.9	1291.5	1200
2025-07-01	1226.8	1228.9	1200	1200
2025-06-01	1226.8	1228.9	1200	1200
2025-05-01	1200	1200.5	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	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	2025 King Cetshwayo Summer Open (U10)	2025-10-25	2025-10-25	Standard	King Cetshwayo (KUR)	5	5	4	Yes	Analysis
2	2025 3rd Annual UniZulu Tournament (U10+U12)	2025-09-13	2025-09-13	Rapid	King Cetshwayo (KUR)	6	6	4	Yes	Analysis
3	2025 KZN Provincial Trials (U10)	2025-09-06	2025-09-06	Rapid	Ethekwini (KED)	6	6	3	Yes	Analysis
4	2025 King Cetshwayo Inter-School Teams Junior Primary	2025-08-02	2025-08-02	Rapid	King Cetshwayo (KUR)	3	3	3	Yes	Analysis
5	2025 Grantleigh Curro Chess Inter-House (Grade 2 Boys)	2025-07-01	2025-07-01	Rapid	King Cetshwayo (KUR)	5	5	5	Yes	Analysis
6	2025 King Cetshwayo Winter Open (U10)	2025-05-17	2025-05-17	Standard	King Cetshwayo (KUR)	5	5	3	Yes	Analysis
7	2025 King Cetshwayo Anniversary (U10)	2025-04-12	2025-04-12	Standard	King Cetshwayo (KUR)	5	4	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 King Cetshwayo Summer Open (U10)	2025-10-25	2025-10-25	Standard	King Cetshwayo (KUR)	5	5	4	Yes	Analysis
2	2025 3rd Annual UniZulu Tournament (U10+U12)	2025-09-13	2025-09-13	Rapid	King Cetshwayo (KUR)	6	6	4	Yes	Analysis
3	2025 KZN Provincial Trials (U10)	2025-09-06	2025-09-06	Rapid	Ethekwini (KED)	6	6	3	Yes	Analysis
4	2025 King Cetshwayo Inter-School Teams Junior Primary	2025-08-02	2025-08-02	Rapid	King Cetshwayo (KUR)	3	3	3	Yes	Analysis
5	2025 Grantleigh Curro Chess Inter-House (Grade 2 Boys)	2025-07-01	2025-07-01	Rapid	King Cetshwayo (KUR)	5	5	5	Yes	Analysis
6	2025 King Cetshwayo Winter Open (U10)	2025-05-17	2025-05-17	Standard	King Cetshwayo (KUR)	5	5	3	Yes	Analysis
7	2025 King Cetshwayo Anniversary (U10)	2025-04-12	2025-04-12	Standard	King Cetshwayo (KUR)	5	4	2	Yes	Analysis

#	Games	Start				End
1	8	Tournament 2025 Grantleigh Curro Chess Inter-House				Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary
		date 2025-07-01	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Millican, L (Levi)				Opponent Ntombela, B (Bandile)
2	3	Tournament 2025 King Cetshwayo Summer Open				Tournament 2025 King Cetshwayo Summer Open
		date 2025-10-25	rnd 3	type Standard	result 1	date 2025-10-25	rnd 5	type Standard	result 1
		Opponent Moodley, L (Liliana)				Opponent Claassen, N (Noah)
3	3	Tournament 2025 KZN Provincial Trials				Tournament 2025 3rd Annual UniZulu Tournament
		date 2025-09-06	rnd 6	type Rapid	result 1	date 2025-09-13	rnd 2	type Rapid	result 1
		Opponent Cronje, M (Marne)				Opponent Mtshali, A (Akhulenathi)

#	Games	Start				End
1	2	Tournament 2025 King Cetshwayo Winter Open				Tournament 2025 King Cetshwayo Winter Open
		date 2025-05-17	rnd 3	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Fakazi, M (Mandulo)				Opponent van der Berg, C (Callum)
2	2	Tournament 2025 King Cetshwayo Anniversary				Tournament 2025 King Cetshwayo Anniversary
		date 2025-04-12	rnd 3	type Standard	result 1	date 2025-04-12	rnd 4	type Standard	result 1
		Opponent Biyela, Z (Zululami)				Opponent Van Veru, K (Karli)
3	1	Tournament 2025 King Cetshwayo Winter Open				Tournament 2025 King Cetshwayo Winter Open
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 1
		Opponent Naidoo, E (Emma)				Opponent Naidoo, E (Emma)

#	Games	Start				End
1	8	Tournament 2025 Grantleigh Curro Chess Inter-House				Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary
		date 2025-07-01	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Millican, L (Levi)				Opponent Ntombela, B (Bandile)
2	2	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 3	type Rapid	result 1	date 2025-09-06	rnd 4	type Rapid	result 1
		Opponent Narang, J (Jasmindir)				Opponent Moodley, J (Jatin)
3	1	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 6	type Rapid	result 1	date 2025-09-06	rnd 6	type Rapid	result 1
		Opponent Cronje, M (Marne)				Opponent Cronje, M (Marne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament 2025 Grantleigh Curro Chess Inter-House				Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary
		date 2025-07-01	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Millican, L (Levi)				Opponent Ntombela, B (Bandile)
2	2	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 3	type Rapid	result 1	date 2025-09-06	rnd 4	type Rapid	result 1
		Opponent Narang, J (Jasmindir)				Opponent Moodley, J (Jatin)
3	2	Tournament 2025 King Cetshwayo Winter Open				Tournament 2025 King Cetshwayo Winter Open
		date 2025-05-17	rnd 3	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Fakazi, M (Mandulo)				Opponent van der Berg, C (Callum)

#	Games	Start				End
1	2	Tournament 2025 King Cetshwayo Winter Open				Tournament 2025 King Cetshwayo Winter Open
		date 2025-05-17	rnd 3	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Fakazi, M (Mandulo)				Opponent van der Berg, C (Callum)
2	2	Tournament 2025 King Cetshwayo Anniversary				Tournament 2025 King Cetshwayo Anniversary
		date 2025-04-12	rnd 3	type Standard	result 1	date 2025-04-12	rnd 4	type Standard	result 1
		Opponent Biyela, Z (Zululami)				Opponent Van Veru, K (Karli)
3	1	Tournament 2025 King Cetshwayo Winter Open				Tournament 2025 King Cetshwayo Winter Open
		date 2025-05-17	rnd 1	type Standard	result 1	date 2025-05-17	rnd 1	type Standard	result 1
		Opponent Naidoo, E (Emma)				Opponent Naidoo, E (Emma)

#	Games	Start				End
1	8	Tournament 2025 Grantleigh Curro Chess Inter-House				Tournament 2025 King Cetshwayo Inter-School Teams Junior Primary
		date 2025-07-01	rnd 1	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Millican, L (Levi)				Opponent Ntombela, B (Bandile)
2	2	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 3	type Rapid	result 1	date 2025-09-06	rnd 4	type Rapid	result 1
		Opponent Narang, J (Jasmindir)				Opponent Moodley, J (Jatin)
3	1	Tournament 2025 KZN Provincial Trials				Tournament 2025 KZN Provincial Trials
		date 2025-09-06	rnd 6	type Rapid	result 1	date 2025-09-06	rnd 6	type Rapid	result 1
		Opponent Cronje, M (Marne)				Opponent Cronje, M (Marne)

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	Moodley ,J (Jatin)	3	2	141.7	1	0	-425	2	2	425	0	0	0
1	Moodley ,J (Jatin)	3	1478.9	1620.6	1	1458.4	1053.9	2	1310.2	1903.9	0	0	0
2	Govender ,A (Ahzuri)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Govender ,A (Ahzuri)	2	1255.8	830.8	2	1265	830.8	0	0	0	0	0	0
3	Millican ,L (Levi)	2	2	425	1	1	425	1	1	425	0	0	0
3	Millican ,L (Levi)	2	1199.9	1624.9	1	1200	1624.9	1	1200	1624.9	0	0	0
4	Fakazi ,M (Mandulo)	2	2	425	1	1	425	1	1	425	0	0	0
4	Fakazi ,M (Mandulo)	2	1199.9	1624.9	1	1200	1624.9	1	1200	1624.9	0	0	0
5	Moodley ,L (Liliana)	1	1	425	1	1	425	0	0	0	0	0	0
5	Moodley ,L (Liliana)	1	1204.2	1629.2	1	1192.3	1629.2	0	0	0	0	0	0
6	van der Berg ,C (Callum)	1	1	425	1	1	425	0	0	0	0	0	0
6	van der Berg ,C (Callum)	1	1199.8	1624.8	1	1200	1624.8	0	0	0	0	0	0
7	Naidoo ,E (Emma)	1	1	425	1	1	425	0	0	0	0	0	0
7	Naidoo ,E (Emma)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Biyela ,Z (Zululami)	1	1	425	1	1	425	0	0	0	0	0	0
8	Biyela ,Z (Zululami)	1	1194.2	1619.2	1	1182.5	1619.2	0	0	0	0	0	0
9	Govender ,T (Tyneal)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Govender ,T (Tyneal)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Claassen ,N (Noah)	1	1	425	1	1	425	0	0	0	0	0	0
10	Claassen ,N (Noah)	1	1367.1	1792.1	1	1348	1792.1	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

Yenkiah, J (Josiah)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms