Chess South Africa Ratings Database

PLAYER PAGE

Personal

Behrens, Z (Zac)

Chess SA id

107058642

FIDE id

Date of birth

2007-10-01 (U20)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-08-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	551.5	563.2	500	500
Raw rating	551.5	563.2	500	500
Weighted rating	551.5	563.2	500	500
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	417.7	410.8	449.5	449.5
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	551.5 2024-02-01	563.2 2024-02-01	500 2024-02-01	500 2024-02-01
Highest weighted rating	551.5 2024-11-01	563.2 2024-11-01	500 2024-11-01	500 2024-11-01
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	551.5	563.2	500	500
Analysis
Rating	551.5	563.2	500	500
Raw rating	551.5	563.2	500	500
Weighted rating	551.5	563.2	500
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	417.7	410.8	449.5	449.5
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	551.5	563.2	500	500
New weighted rating	551.5	563.2	500	500
New weighted performance	0	0	0	0
Temp new rating	551.5	563.2	500	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	551.5	563.2	500	500
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	28	28

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	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	5	2	40	-85	1006.1	921.1
Standard	5	2	40	-85	1006.1	921.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	551.5	563.2	500	500
2025-09-01	551.5	563.2	500	500
2025-08-01	551.5	563.2	500	500
2025-07-01	551.5	563.2	500	500
2025-06-01	551.5	563.2	500	500
2025-05-01	551.5	563.2	500	500
2025-04-01	551.5	563.2	500	500
2025-03-01	551.5	563.2	500	500
2025-02-01	551.5	563.2	500	500
2025-01-01	551.5	563.2	500	500
2024-12-01	551.5	563.2	500	500
2024-11-01	551.5	563.2	500	500
2024-10-01	551.5	563.2	500	500
2024-09-01	551.5	563.2	500	500
2024-08-01	551.5	563.2	500	500
2024-07-01	551.5	563.2	500	500
2024-06-01	551.5	563.2	500	500
2024-08-01	551.5	563.2	500	500
2024-04-01	551.5	563.2	500	500
2024-03-01	551.5	563.2	500	500
2024-02-01	551.5	563.2	500	500
2024-01-01	551.5	563.2	500	500
2023-12-01	551.5	563.2	500	500
2023-11-01	551.5	563.2	500	500

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	2018 Gauteng League Final (U11)	2018-08-24	2018-08-24	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-24	rnd 3	type Standard	result 1	date 2018-08-24	rnd 4	type Standard	result 1
		Opponent Besele, K (Khabonina)				Opponent Van Staden, R (Ruan)

#	Games	Start				End
1	2	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-24	rnd 3	type Standard	result 1	date 2018-08-24	rnd 4	type Standard	result 1
		Opponent Besele, K (Khabonina)				Opponent Van Staden, R (Ruan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-24	rnd 3	type Standard	result 1	date 2018-08-24	rnd 4	type Standard	result 1
		Opponent Besele, K (Khabonina)				Opponent Van Staden, R (Ruan)

#	Games	Start				End
1	2	Tournament 2018 Gauteng League Final				Tournament 2018 Gauteng League Final
		date 2018-08-24	rnd 3	type Standard	result 1	date 2018-08-24	rnd 4	type Standard	result 1
		Opponent Besele, K (Khabonina)				Opponent Van Staden, R (Ruan)

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	Van Staden ,R (Ruan)	1	1	425	1	1	425	0	0	0	0	0	0
1	Van Staden ,R (Ruan)	1	600	1025	1	618	1025	0	0	0	0	0	0
2	Shuping ,R (Remoletile)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Shuping ,R (Remoletile)	1	1217.9	792.9	1	1221.6	792.9	0	0	0	0	0	0
3	Ledwaba ,T (Tshegofatso)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Ledwaba ,T (Tshegofatso)	1	1170.5	745.5	1	1163.6	745.5	0	0	0	0	0	0
4	Coetzee ,A (Anika)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Coetzee ,A (Anika)	1	983.3	558.3	1	983.1	558.3	0	0	0	0	0	0
5	Besele ,K (Khabonina)	1	1	425	1	1	425	0	0	0	0	0	0
5	Besele ,K (Khabonina)	1	1058.9	1483.9	1	1030.8	1483.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Behrens, Z (Zac)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms