Chess South Africa Ratings Database

PLAYER PAGE

Personal

Gray, Z (Zhakier)

Chess SA id

1090141757

FIDE id

Date of birth

2009-05-08 (U18)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1323.9	1295.8	1288	1200
Raw rating	1323.9	1295.8	1288	1200
Weighted rating	1319.9	1290.9	1282.4	1200
Weighted performance	1145.2	1072.8	0	0
Floor	823.9	795.8	788	700
K-factor	36	36	36	36
Min/Max rating change allowed	139	144.7	146.3	165.8
Highest rating	1340.5 2024-03-01	1295.8 2025-03-01	1348.8 2024-02-01	1200 2018-10-01
Highest raw rating	1323.9 2025-03-01	1295.8 2025-03-01	1288 2024-11-01	1200 2024-02-01
Highest weighted rating	1314.3 2025-08-01	1285.5 2025-08-01	1277.6 2025-08-01	1200 2018-10-01
Highest weighted performance	1340.5 2024-03-01	1255 2023-02-01	1348.8 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1323.9	1295.8	1288	1200
Analysis
Rating	1323.9	1295.8	1288	1200
Raw rating	1323.9	1295.8	1288	1200
Weighted rating	1319.9	1290.9	1282.4
Weighted performance	1145.2	1072.8	0
K-factor	36	36	36	36
Floor	823.9	795.8	788	700
Max/Min rating change allowed	139	144.7	146.3	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	1323.9	1295.8	1288	1200
New weighted rating	1321.2	1292.2	1283.6	1200
New weighted performance	1137.4	1065.1	0	0
Temp new rating	1323.9	1295.8	1288	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1323.9	1295.8	1288	1200
New K-factor	36	36	36	36
New floor	823.9	795.8	788	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	23	11	12
	15	9	6
	6	6	0
	0	0	0
History	49	31	18

Games since
	Main 28	Standard 16		Rapid 12		Blitz 0
Gender	Male
Age group	U18
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
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	5	3	60	85	1251.6	1336.6
Standard	5	3	60	85	1251.6	1336.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	49	28	57.14	60.7	1274.5	1335.2
Standard	31	16.5	53.23	27.4	1295.3	1322.8
Rapid	18	11.5	63.89	118.1	1238.6	1356.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1323.9	1295.8	1288	1200
2025-09-30	1323.9	1295.8	1288	1200
2025-09-01	1323.9	1295.8	1288	1200
2025-08-01	1323.9	1295.8	1288	1200
2025-07-01	1323.9	1295.8	1288	1200
2025-06-01	1323.9	1295.8	1288	1200
2025-05-01	1323.9	1295.8	1288	1200
2025-04-01	1323.9	1295.8	1288	1200
2025-03-01	1323.9	1295.8	1288	1200
2025-02-01	1322.6	1289.8	1288	1200
2025-01-01	1322.6	1289.8	1288	1200
2024-12-01	1322.6	1289.8	1288	1200
2024-11-01	1322.6	1289.8	1288	1200
2024-10-01	1317.6	1289.8	1265.7	1200
2024-09-01	1317.6	1289.8	1265.7	1200
2024-08-01	1317.6	1289.8	1265.7	1200
2024-07-01	1317.6	1289.8	1265.7	1200
2024-09-01	1317.6	1289.8	1265.7	1200
2024-05-01	1317.6	1289.8	1265.7	1200
2024-04-01	1317.6	1289.8	1265.7	1200
2024-03-01	1262.3	1216	1265.7	1200
2024-02-01	1235	1216	1230.8	1200
2024-01-01	1235	1216	1230.8	1200
2023-12-01	1235	1216	1230.8	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	Cape Winelands Schools - Trials 1 2025 (U17 Boys)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Cape Winelands Schools - Trials 1 2025 (U17 Boys)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
2	Worcester Knock-Out 2024 (U15 Boys)	2024-10-19	2024-10-19	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
3	Western Cape HS Individuals Championship 2024 (U15 Boys)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	3	Yes	Analysis
4	Cape Winelands Schools - Prestige 2024 (U15 Boys)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
5	Cape Winelands Schools - HS Trials 1 2024 (U15 Boys)	2024-02-17	2024-02-17	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
6	Worcester Knock-Out 2023 (U15 Boys)	2023-10-14	2023-10-14	Rapid	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
7	Cape Winelands Schools Prestige 2023 (U15 Boys)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	4	1.5	Yes	Analysis
8	Cape Winelands Schools Chess - Trials 1 2023 (U15 Boys)	2023-02-25	2023-02-25	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
9	Worcester Primary School League 2022 (U13)	2022-05-21	2022-05-21	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 5	type Rapid	result 1
		Opponent Manjati, K (Kamvalatethu)				Opponent Strumpfer, C (Christiaan)
2	4	Tournament Cape Winelands Schools Prestige 2023				Tournament Worcester Knock-Out 2023
		date 2023-03-11	rnd 5	type Standard	result 1	date 2023-10-14	rnd 3	type Rapid	result 1
		Opponent Spruit, R (Raegan)				Opponent Visser, D (Denwill)
3	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 2	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Theunissen, U (Ulan)				Opponent Spruit, R (Raegan)

#	Games	Start				End
1	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 2	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Theunissen, U (Ulan)				Opponent Spruit, R (Raegan)
2	3	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape HS Individuals Championship 2024
		date 2024-03-21	rnd 3	type Standard	result 1	date 2024-03-22	rnd 5	type Standard	result 1
		Opponent Beveridge, J (Jesse)				Opponent Jacobs, S (Shaquille)
3	3	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Prestige 2023
		date 2023-02-25	rnd 4	type Standard	result 1	date 2023-03-11	rnd 1	type Standard	result 0.5
		Opponent Whyte, J (James)				Opponent Matthys, C (Chadley)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 5	type Rapid	result 1
		Opponent Manjati, K (Kamvalatethu)				Opponent Strumpfer, C (Christiaan)
2	3	Tournament Worcester Knock-Out 2024				Tournament Worcester Knock-Out 2024
		date 2024-10-19	rnd 4	type Rapid	result 1	date 2024-10-19	rnd 6	type Rapid	result 1
		Opponent Van Rhyn, R (Remigio)				Opponent Van Zyl, L (Lukas)
3	3	Tournament Worcester Knock-Out 2023				Tournament Worcester Knock-Out 2023
		date 2023-10-14	rnd 1	type Rapid	result 1	date 2023-10-14	rnd 3	type Rapid	result 1
		Opponent Tiemie, J (Jaheim)				Opponent Visser, D (Denwill)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 5	type Rapid	result 1
		Opponent Manjati, K (Kamvalatethu)				Opponent Strumpfer, C (Christiaan)
2	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 2	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Theunissen, U (Ulan)				Opponent Spruit, R (Raegan)
3	3	Tournament Worcester Knock-Out 2024				Tournament Worcester Knock-Out 2024
		date 2024-10-19	rnd 4	type Rapid	result 1	date 2024-10-19	rnd 6	type Rapid	result 1
		Opponent Van Rhyn, R (Remigio)				Opponent Van Zyl, L (Lukas)

#	Games	Start				End
1	3	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-08	rnd 2	type Standard	result 1	date 2025-02-08	rnd 4	type Standard	result 1
		Opponent Theunissen, U (Ulan)				Opponent Spruit, R (Raegan)
2	3	Tournament Western Cape HS Individuals Championship 2024				Tournament Western Cape HS Individuals Championship 2024
		date 2024-03-21	rnd 3	type Standard	result 1	date 2024-03-22	rnd 5	type Standard	result 1
		Opponent Beveridge, J (Jesse)				Opponent Jacobs, S (Shaquille)
3	2	Tournament Cape Winelands Schools - Prestige 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-03-02	rnd 5	type Standard	result 1
		Opponent Lukas, C (Clive)				Opponent Liu, F (Furui)

#	Games	Start				End
1	4	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 2	type Rapid	result 1	date 2024-02-17	rnd 5	type Rapid	result 1
		Opponent Manjati, K (Kamvalatethu)				Opponent Strumpfer, C (Christiaan)
2	3	Tournament Worcester Knock-Out 2024				Tournament Worcester Knock-Out 2024
		date 2024-10-19	rnd 4	type Rapid	result 1	date 2024-10-19	rnd 6	type Rapid	result 1
		Opponent Van Rhyn, R (Remigio)				Opponent Van Zyl, L (Lukas)
3	1	Tournament Worcester Knock-Out 2024				Tournament Worcester Knock-Out 2024
		date 2024-10-19	rnd 2	type Rapid	result 1	date 2024-10-19	rnd 2	type Rapid	result 1
		Opponent Groenewald, W (Willem)				Opponent Groenewald, W (Willem)

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	Spruit ,R (Raegan)	2	2	425	2	2	425	0	0	0	0	0	0
1	Spruit ,R (Raegan)	2	1226.2	1651.2	2	1224.6	1651.2	0	0	0	0	0	0
2	Matthys ,C (Chadley)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Matthys ,C (Chadley)	2	1323.9	1111.4	2	1321.9	1111.4	0	0	0	0	0	0
3	Liu ,F (Furui)	2	1	0	1	1	425	1	0	-425	0	0	0
3	Liu ,F (Furui)	2	1452.2	1452.2	1	1412.6	1877.2	1	1387.5	1027.2	0	0	0
4	Hanekom ,L (Logan)	1	1	425	1	1	425	0	0	0	0	0	0
4	Hanekom ,L (Logan)	1	1214.8	1639.8	1	1194.4	1639.8	0	0	0	0	0	0
5	De Waal ,E (Erik)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	De Waal ,E (Erik)	1	1257.5	832.5	1	1234.4	832.5	0	0	0	0	0	0
6	Johnson ,L (Lakeisha)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Johnson ,L (Lakeisha)	1	1390.8	965.8	1	1283	965.8	0	0	0	0	0	0
7	Strydom ,MJ (Matthys Jacobus)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Strydom ,MJ (Matthys Jacobus)	1	1497.8	1072.8	1	1439.6	1072.8	0	0	0	0	0	0
8	Jacobs ,M (Marciano)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Jacobs ,M (Marciano)	1	1238.6	813.6	1	1221.4	813.6	0	0	0	0	0	0
9	Kameel ,L (Lindon)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Kameel ,L (Lindon)	1	1443.2	1018.2	1	1449.4	1018.2	0	0	0	0	0	0
10	Van De Vyver ,W (Wian)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van De Vyver ,W (Wian)	1	1252.1	1677.1	1	1214.3	1677.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Gray, Z (Zhakier)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms