Chess South Africa Ratings Database

PLAYER PAGE

Personal

Lin, Z (Zac)

Chess SA id

1070192929

FIDE id

Date of birth

2007-12-04 (U20)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1240.3

Item	Main	Standard	Rapid	Blitz
Rating	1225.5	1227.5	1200	1200
Raw rating	1225.5	1227.5	1200	1200
Weighted rating	1209.1	1209.6	1200	1200
Weighted performance	1154.7	1150	0	0
Floor	725.5	727.5	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	159.9	159.4	165.8	165.8
Highest rating	1225.5 2025-04-01	1227.5 2025-04-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1225.5 2025-04-01	1227.5 2025-04-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1225.5 2024-02-01	1227.5 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1225.5	1227.5	1200	1200
Analysis
Rating	1225.5	1227.5	1200	1200
Raw rating	1225.5	1227.5	1200	1200
Weighted rating	1209.1	1209.6	1200
Weighted performance	1154.7	1150	0
K-factor	36	36	36	36
Floor	725.5	727.5	700	700
Max/Min rating change allowed	159.9	159.4	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	1225.5	1227.5	1200	1200
New weighted rating	1211.2	1211.9	1200	1200
New weighted performance	1154.2	1149.5	0	0
Temp new rating	1225.5	1227.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1225.5	1227.5	1200	1200
New K-factor	36	36	36	36
New floor	725.5	727.5	700	700

Item	Main	Standard
	0	0
	15	15
	8	8
	0	0
	0	0
	0	0
History	23	23

Games since
	Main 23	Standard 23		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
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	15	8	53.33	28.3	1221.1	1249.4
Standard	15	8	53.33	28.3	1221.1	1249.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	23	11.5	50	0	1231.3	1231.3
Standard	23	11.5	50	0	1231.3	1231.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1225.5	1227.5	1200	1200
2025-09-01	1225.5	1227.5	1200	1200
2025-08-01	1225.5	1227.5	1200	1200
2025-07-01	1225.5	1227.5	1200	1200
2025-06-01	1225.5	1227.5	1200	1200
2025-05-01	1225.5	1227.5	1200	1200
2025-04-01	1225.5	1227.5	1200	1200
2025-03-01	1204.5	1203.5	1200	1200
2025-02-01	1206.3	1208.8	1200	1200
2025-01-01	1206.3	1208.8	1200	1200
2024-12-01	1206.3	1208.8	1200	1200
2024-11-01	1206.3	1208.8	1200	1200
2024-10-01	1206.3	1208.8	1200	1200
2024-09-01	1206.3	1208.8	1200	1200
2024-08-01	1206.3	1208.8	1200	1200
2024-07-01	1151.9	1142	1200	1200
2024-06-01	1151.9	1142	1200	1200
2024-08-01	1151.9	1142	1200	1200
2024-04-01	1151.9	1142	1200	1200
2024-03-01	1151.9	1142	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	George Schools Chess Trials 3 2025 (U19 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
2	George Schools Chess Trials 2 2025 (U19 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	3	Yes	Analysis
3	George Schools Chess Trials 1 2025 (U19 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	George Schools Chess Trials 3 2025 (U19 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
2	George Schools Chess Trials 2 2025 (U19 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	3	Yes	Analysis
3	George Schools Chess Trials 1 2025 (U19 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	2	Yes	Analysis
4	George HS Top Schools 2024 (U18)	2024-07-13	2024-07-13	Standard	Eden (WEG)	5	4	3	Yes	Analysis
5	George Schools Trials 3 2024 (U18 Boys)	2024-03-02	2024-03-02	Standard	Eden (WEG)	5	0	0	No	Analysis
6	George Schools Trials 2 2024 (U18 Boys)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	0	0	No	Analysis
7	George Schools Trials 1 2024 (U18 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	4	0.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament George Schools Trials 1 2024				Tournament George HS Top Schools 2024
		date 2024-02-03	rnd 5	type Standard	result 0.5	date 2024-07-13	rnd 4	type Standard	result 1
		Opponent Le Roux, N (Nicolaas)				Opponent Erasmus, A (Anneke)
2	3	Tournament George Schools Chess Trials 3 2025				Tournament George Schools Chess Trials 3 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Smit, D (Dian)				Opponent Tomsana, S (Simamkele)
3	2	Tournament George Schools Chess Trials 2 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-15	rnd 3	type Standard	result 1	date 2025-02-15	rnd 4	type Standard	result 1
		Opponent Hardien, A (Adiano)				Opponent Thompson, A (Adriaan)

#	Games	Start				End
1	4	Tournament George Schools Trials 1 2024				Tournament George HS Top Schools 2024
		date 2024-02-03	rnd 5	type Standard	result 0.5	date 2024-07-13	rnd 4	type Standard	result 1
		Opponent Le Roux, N (Nicolaas)				Opponent Erasmus, A (Anneke)
2	3	Tournament George Schools Chess Trials 3 2025				Tournament George Schools Chess Trials 3 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Smit, D (Dian)				Opponent Tomsana, S (Simamkele)
3	2	Tournament George Schools Chess Trials 2 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-15	rnd 3	type Standard	result 1	date 2025-02-15	rnd 4	type Standard	result 1
		Opponent Hardien, A (Adiano)				Opponent Thompson, A (Adriaan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament George Schools Chess Trials 3 2025				Tournament George Schools Chess Trials 3 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Smit, D (Dian)				Opponent Tomsana, S (Simamkele)
2	3	Tournament George HS Top Schools 2024				Tournament George HS Top Schools 2024
		date 2024-07-13	rnd 1	type Standard	result 1	date 2024-07-13	rnd 4	type Standard	result 1
		Opponent Saayman, J (Jason)				Opponent Erasmus, A (Anneke)
3	2	Tournament George Schools Chess Trials 2 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-15	rnd 3	type Standard	result 1	date 2025-02-15	rnd 4	type Standard	result 1
		Opponent Hardien, A (Adiano)				Opponent Thompson, A (Adriaan)

#	Games	Start				End
1	3	Tournament George Schools Chess Trials 3 2025				Tournament George Schools Chess Trials 3 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 4	type Standard	result 1
		Opponent Smit, D (Dian)				Opponent Tomsana, S (Simamkele)
2	3	Tournament George HS Top Schools 2024				Tournament George HS Top Schools 2024
		date 2024-07-13	rnd 1	type Standard	result 1	date 2024-07-13	rnd 4	type Standard	result 1
		Opponent Saayman, J (Jason)				Opponent Erasmus, A (Anneke)
3	2	Tournament George Schools Chess Trials 2 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-15	rnd 3	type Standard	result 1	date 2025-02-15	rnd 4	type Standard	result 1
		Opponent Hardien, A (Adiano)				Opponent Thompson, A (Adriaan)

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	Smit ,D (Dian)	2	1	0	2	1	0	0	0	0	0	0	0
1	Smit ,D (Dian)	2	1131.3	1131.3	2	1117.3	1131.3	0	0	0	0	0	0
2	Gilbert ,C (Calray)	2	1	0	2	1	0	0	0	0	0	0	0
2	Gilbert ,C (Calray)	2	1150.8	1150.8	2	1142.3	1150.8	0	0	0	0	0	0
3	Tomsana ,S (Simamkele)	1	1	425	1	1	425	0	0	0	0	0	0
3	Tomsana ,S (Simamkele)	1	1193	1618	1	1191.3	1618	0	0	0	0	0	0
4	Siyo ,L (Lubabalo)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Siyo ,L (Lubabalo)	1	1253.5	828.5	1	1259.8	828.5	0	0	0	0	0	0
5	Erasmus ,A (Anneke)	1	1	425	1	1	425	0	0	0	0	0	0
5	Erasmus ,A (Anneke)	1	1459.7	1884.7	1	1450.8	1884.7	0	0	0	0	0	0
6	Guyo ,I (Isheanesu)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Guyo ,I (Isheanesu)	1	1448.4	1023.4	1	1444.6	1023.4	0	0	0	0	0	0
7	Bewee ,R (Ruwaan)	1	1	425	1	1	425	0	0	0	0	0	0
7	Bewee ,R (Ruwaan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Thompson ,A (Adriaan)	1	1	425	1	1	425	0	0	0	0	0	0
8	Thompson ,A (Adriaan)	1	1102	1527	1	1083.6	1527	0	0	0	0	0	0
9	Ehlers ,R (Ruben)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Ehlers ,R (Ruben)	1	1385.4	960.4	1	1372.9	960.4	0	0	0	0	0	0
10	The-Kisho ,E (Elsandro)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	The-Kisho ,E (Elsandro)	1	1430.5	1005.5	1	1418.4	1005.5	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

Lin, Z (Zac)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms