Chess South Africa Ratings Database

PLAYER PAGE

Personal

Costa, HY (Hai Young)

Chess SA id

1080108527

FIDE id

Date of birth

2008-06-05 (U18)

Gender

Male

Region

Dr Kenneth Kaunda (NWP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-03-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1065.2	1038.4	1200	1200
Raw rating	1065.2	1038.4	1200	1200
Weighted rating	1065.2	1038.4	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	200.9	208.7	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1065.2	1038.4	1200	1200
Analysis
Rating	1065.2	1038.4	1200	1200
Raw rating	1065.2	1038.4	1200	1200
Weighted rating	1065.2	1038.4	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	200.9	208.7	165.8	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	1065.2	1038.4	1200	1200
New weighted rating	1065.2	1038.4	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1065.2	1038.4	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1065.2	1038.4	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	6	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Dr Kenneth Kaunda (NWP)
Province	Northwest (NW)
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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	6	0.5	8.33	-354.2	927	572.9
Standard	6	0.5	8.33	-354.2	927	572.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1065.2	1038.4	1200	1200
2025-09-01	1065.2	1038.4	1200	1200
2025-08-01	1065.2	1038.4	1200	1200
2025-07-01	1065.2	1038.4	1200	1200
2025-06-01	1065.2	1038.4	1200	1200
2025-05-01	1065.2	1038.4	1200	1200
2025-04-01	1065.2	1038.4	1200	1200
2025-03-01	1065.2	1038.4	1200	1200
2025-02-01	1065.2	1038.4	1200	1200
2025-01-01	1065.2	1038.4	1200	1200
2024-12-01	1065.2	1038.4	1200	1200
2024-11-01	1065.2	1038.4	1200	1200
2024-10-01	1065.2	1038.4	1200	1200
2024-09-01	1065.2	1038.4	1200	1200
2024-08-01	1065.2	1038.4	1200	1200
2024-07-01	1065.2	1038.4	1200	1200
2024-06-01	1065.2	1038.4	1200	1200
2024-08-01	1065.2	1038.4	1200	1200
2024-04-01	1065.2	1038.4	1200	1200
2024-03-01	1065.2	1038.4	1200	1200
2024-02-01	1065.2	1038.4	1200	1200
2024-01-01	1065.2	1038.4	1200	1200
2023-12-01	1065.2	1038.4	1200	1200
2023-11-01	1065.2	1038.4	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2019 Hervormde Kerk (U12)	2019-03-09	2019-03-09	Standard	Dr Kenneth Kaunda (NWP)	5	3	0.5	Yes	Analysis
2	Volkskool 2019 (U12)	2019-02-02	2019-02-02	Standard	Dr Kenneth Kaunda (NWP)	5	3	0	Yes	Analysis

#	Games	Start				End
1	1	Tournament 2019 Hervormde Kerk				Tournament 2019 Hervormde Kerk
		date 2019-03-09	rnd 3	type Standard	result 0.5	date 2019-03-09	rnd 3	type Standard	result 0.5
		Opponent Jerling, AAM (Alicia)				Opponent Jerling, AAM (Alicia)

#	Games	Start				End
1	1	Tournament 2019 Hervormde Kerk				Tournament 2019 Hervormde Kerk
		date 2019-03-09	rnd 3	type Standard	result 0.5	date 2019-03-09	rnd 3	type Standard	result 0.5
		Opponent Jerling, AAM (Alicia)				Opponent Jerling, AAM (Alicia)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

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	Jooste ,J (Jayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Jooste ,J (Jayden)	1	905.7	480.7	1	902.1	480.7	0	0	0	0	0	0
2	Janse Van Rensburg ,N (Nian)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Janse Van Rensburg ,N (Nian)	1	897.4	472.4	1	878.6	472.4	0	0	0	0	0	0
3	Kotze ,L (Lukas)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Kotze ,L (Lukas)	1	1130.3	705.3	1	1118.4	705.3	0	0	0	0	0	0
4	Van Straaten ,P (Petrus)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Van Straaten ,P (Petrus)	1	1186	761	1	1180.6	761	0	0	0	0	0	0
5	Groenewald ,B (Ben)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Groenewald ,B (Ben)	1	612.4	187.4	1	632.4	187.4	0	0	0	0	0	0
6	Jerling ,AAM (Alicia)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Jerling ,AAM (Alicia)	1	830.5	830.5	1	828.2	830.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Costa, HY (Hai Young)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms