Chess South Africa Ratings Database

PLAYER PAGE

Personal

Crerar, Z (Zander)

Chess SA id

1900149128

FIDE id

Date of birth

1990-04-17 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-05-13

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1283.2	1273.2	1284	1300
Raw rating	1283.2	1273.2	1284	1300
Weighted rating	1283	1272.6	1284	1299
Weighted performance	0	0	0	0
Floor	783.2	773.2	784	800
K-factor	36	36	36	36
Min/Max rating change allowed	147.3	149.4	147.1	143.8
Highest rating	1514.4 2023-02-01	1278.6 2023-05-01	1499.6 2023-02-01	1300 2024-03-01
Highest raw rating	1283.2 2024-03-01	1273.2 2024-03-01	1284 2024-03-01	1300 2024-03-01
Highest weighted rating	1282.6 2025-08-01	1271.2 2025-08-01	1284 2025-02-01	1296.7 2025-08-01
Highest weighted performance	1514.4 2023-02-01	1278.6 2023-05-01	1499.6 2023-02-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1283.2	1273.2	1284	1300
Analysis
Rating	1283.2	1273.2	1284	1300
Raw rating	1283.2	1273.2	1284	1300
Weighted rating	1283	1272.6	1284
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	783.2	773.2	784	800
Max/Min rating change allowed	147.3	149.4	147.1	143.8
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	1283.2	1273.2	1284	1300
New weighted rating	1283.2	1273	1284	1299.7
New weighted performance	0	0	0	0
Temp new rating	1283.2	1273.2	1284	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1283.2	1273.2	1284	1300
New K-factor	36	36	36	36
New floor	783.2	773.2	784	800

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	11	5	6
	0	0	0
	0	0	0
History	11	5	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	11	7	63.64	115.9	1339.8	1455.7
Standard	5	2	40	-85	1376.6	1291.6
Rapid	6	5	83.33	283.3	1309.2	1592.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1283.2	1273.2	1284	1300
2025-09-01	1283.2	1273.2	1284	1300
2025-08-01	1283.2	1273.2	1284	1300
2025-07-01	1283.2	1273.2	1284	1300
2025-06-01	1283.2	1273.2	1284	1300
2025-05-01	1283.2	1273.2	1284	1300
2025-04-01	1283.2	1273.2	1284	1300
2025-03-01	1283.2	1273.2	1284	1300
2025-02-01	1283.2	1273.2	1284	1300
2025-01-01	1283.2	1273.2	1284	1300
2024-12-01	1283.2	1273.2	1284	1300
2024-11-01	1283.2	1273.2	1284	1300
2024-10-01	1283.2	1273.2	1284	1300
2024-09-01	1283.2	1273.2	1284	1300
2024-08-01	1283.2	1273.2	1284	1300
2024-07-01	1283.2	1273.2	1284	1300
2024-06-01	1283.2	1273.2	1284	1300
2024-08-01	1283.2	1273.2	1284	1300
2024-04-01	1283.2	1273.2	1284	1300
2024-03-01	1283.2	1273.2	1284	1300
2024-02-01	1283.2	1273.2	1284	1300
2024-01-01	1283.2	1273.2	1284	1300
2023-12-01	1264	1215.2	1284	1200
2023-11-01	1264	1215.2	1284	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	JNW Open - Trinityhouse Little Falls 2023 (B)	2023-05-13	2023-05-13	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
2	Mzansi Rapid 2023 (Intermediate)	2023-02-04	2023-02-04	Rapid	Johannesburg Metro (GJM)	6	6	5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Mzansi Rapid 2023				Tournament JNW Open - Trinityhouse Little Falls 2023
		date 2023-02-04	rnd 3	type Rapid	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Pretorius, K (Klarissa)				Opponent Retief, A (Antonie)
2	1	Tournament JNW Open - Trinityhouse Little Falls 2023				Tournament JNW Open - Trinityhouse Little Falls 2023
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-13	rnd 3	type Standard	result 1
		Opponent Gupta, A (Akul)				Opponent Gupta, A (Akul)
3	1	Tournament Mzansi Rapid 2023				Tournament Mzansi Rapid 2023
		date 2023-02-04	rnd 1	type Rapid	result 1	date 2023-02-04	rnd 1	type Rapid	result 1
		Opponent Ryan, D (Declan)				Opponent Ryan, D (Declan)

#	Games	Start				End
1	1	Tournament JNW Open - Trinityhouse Little Falls 2023				Tournament JNW Open - Trinityhouse Little Falls 2023
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-13	rnd 3	type Standard	result 1
		Opponent Gupta, A (Akul)				Opponent Gupta, A (Akul)
2	1	Tournament JNW Open - Trinityhouse Little Falls 2023				Tournament JNW Open - Trinityhouse Little Falls 2023
		date 2023-05-13	rnd 1	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Retief, A (Antonie)				Opponent Retief, A (Antonie)

#	Games	Start				End
1	4	Tournament Mzansi Rapid 2023				Tournament Mzansi Rapid 2023
		date 2023-02-04	rnd 3	type Rapid	result 1	date 2023-02-04	rnd 6	type Rapid	result 1
		Opponent Pretorius, K (Klarissa)				Opponent Habangana, B (Bushe)
2	1	Tournament Mzansi Rapid 2023				Tournament Mzansi Rapid 2023
		date 2023-02-04	rnd 1	type Rapid	result 1	date 2023-02-04	rnd 1	type Rapid	result 1
		Opponent Ryan, D (Declan)				Opponent Ryan, D (Declan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Mzansi Rapid 2023				Tournament JNW Open - Trinityhouse Little Falls 2023
		date 2023-02-04	rnd 3	type Rapid	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Pretorius, K (Klarissa)				Opponent Retief, A (Antonie)
2	1	Tournament JNW Open - Trinityhouse Little Falls 2023				Tournament JNW Open - Trinityhouse Little Falls 2023
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-13	rnd 3	type Standard	result 1
		Opponent Gupta, A (Akul)				Opponent Gupta, A (Akul)
3	1	Tournament Mzansi Rapid 2023				Tournament Mzansi Rapid 2023
		date 2023-02-04	rnd 1	type Rapid	result 1	date 2023-02-04	rnd 1	type Rapid	result 1
		Opponent Ryan, D (Declan)				Opponent Ryan, D (Declan)

#	Games	Start				End
1	1	Tournament JNW Open - Trinityhouse Little Falls 2023				Tournament JNW Open - Trinityhouse Little Falls 2023
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-13	rnd 3	type Standard	result 1
		Opponent Gupta, A (Akul)				Opponent Gupta, A (Akul)
2	1	Tournament JNW Open - Trinityhouse Little Falls 2023				Tournament JNW Open - Trinityhouse Little Falls 2023
		date 2023-05-13	rnd 1	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Retief, A (Antonie)				Opponent Retief, A (Antonie)

#	Games	Start				End
1	4	Tournament Mzansi Rapid 2023				Tournament Mzansi Rapid 2023
		date 2023-02-04	rnd 3	type Rapid	result 1	date 2023-02-04	rnd 6	type Rapid	result 1
		Opponent Pretorius, K (Klarissa)				Opponent Habangana, B (Bushe)
2	1	Tournament Mzansi Rapid 2023				Tournament Mzansi Rapid 2023
		date 2023-02-04	rnd 1	type Rapid	result 1	date 2023-02-04	rnd 1	type Rapid	result 1
		Opponent Ryan, D (Declan)				Opponent Ryan, D (Declan)

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	Jones ,E (Edward)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Jones ,E (Edward)	1	1493.6	1068.6	1	1483.5	1068.6	0	0	0	0	0	0
2	Naidoo ,KR (Kamalasen Ruthnasamy)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Naidoo ,KR (Kamalasen Ruthnasamy)	1	1412.7	987.7	1	1412.7	987.7	0	0	0	0	0	0
3	Bumhira ,W (Wilbert)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Bumhira ,W (Wilbert)	1	1241.4	816.4	1	1200	816.4	0	0	0	0	0	0
4	Retief ,A (Antonie)	1	1	425	1	1	425	0	0	0	0	0	0
4	Retief ,A (Antonie)	1	1318.9	1743.9	1	1301.8	1743.9	0	0	0	0	0	0
5	Gupta ,A (Akul)	1	1	425	1	1	425	0	0	0	0	0	0
5	Gupta ,A (Akul)	1	1416.3	1841.3	1	1393.9	1841.3	0	0	0	0	0	0
6	Whittaker ,G (Gregory)	1	1	425	0	0	0	1	1	425	0	0	0
6	Whittaker ,G (Gregory)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
7	Bijker ,W (Waldo)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Bijker ,W (Waldo)	1	1242.8	817.8	0	0	0	1	1200	817.8	0	0	0
8	Habangana ,B (Bushe)	1	1	425	0	0	0	1	1	425	0	0	0
8	Habangana ,B (Bushe)	1	1352.2	1777.2	0	0	0	1	1224.4	1777.2	0	0	0
9	Pretorius ,K (Klarissa)	1	1	425	0	0	0	1	1	425	0	0	0
9	Pretorius ,K (Klarissa)	1	1256.1	1681.1	0	0	0	1	1200	1681.1	0	0	0
10	Ryan ,D (Declan)	1	1	425	0	0	0	1	1	425	0	0	0
10	Ryan ,D (Declan)	1	1344.5	1769.5	0	0	0	1	1200	1769.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Crerar, Z (Zander)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms