Chess South Africa Ratings Database

PLAYER PAGE

Personal

Henken, G (Gerrit)

Chess SA id

106064037

FIDE id

Date of birth

2006-06-07 (U20)

Gender

Male

Region

Sedibeng (GSV)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1070.5	1068.2	573.4	573.4
Raw rating	1070.5	1068.2	573.4	573.4
Weighted rating	1070.5	1068.2	573.4	573.4
Weighted performance	232.3	233.3	0	0
Floor	597.1	599.4	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	199.4	200.1	404.9	404.9
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1097.1 2019-06-01	1099.4 2019-06-01	573.4 2024-02-01	573.4 2024-02-01
Highest weighted rating	1097.1 2024-11-01	1099.4 2024-11-01	573.4 2024-11-01	573.4 2024-11-01
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	1070.5	1068.2	573.4	573.4
Analysis
Rating	1070.5	1068.2	573.4	573.4
Raw rating	1070.5	1068.2	573.4	573.4
Weighted rating	1070.5	1068.2	573.4
Weighted performance	232.3	233.3	0
K-factor	40	40	40	40
Floor	597.1	599.4	500	500
Max/Min rating change allowed	199.4	200.1	404.9	404.9
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	1070.5	1068.2	573.4	573.4
New weighted rating	1070.5	1068.2	573.4	573.4
New weighted performance	231.9	233	0	0
Temp new rating	1070.5	1068.2	573.4	573.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1070.5	1068.2	573.4	573.4
New K-factor	40	40	40	40
New floor	597.1	599.4	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	67	67

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Sedibeng (GSV)
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	34	20	58.82	75	1013.3	1088.3
Standard	34	20	58.82	75	1013.3	1088.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1070.5	1068.2	573.4	573.4
2025-09-01	1070.5	1068.2	573.4	573.4
2025-08-01	1070.5	1068.2	573.4	573.4
2025-07-01	1070.5	1068.2	573.4	573.4
2025-06-01	1070.5	1068.2	573.4	573.4
2025-05-01	1070.5	1068.2	573.4	573.4
2025-04-01	1070.5	1068.2	573.4	573.4
2025-03-01	1070.5	1068.2	573.4	573.4
2025-02-01	1070.5	1068.2	573.4	573.4
2025-01-01	1070.5	1068.2	573.4	573.4
2024-12-01	1070.5	1068.2	573.4	573.4
2024-11-01	1070.5	1068.2	573.4	573.4
2024-10-01	1070.5	1068.2	573.4	573.4
2024-09-01	1070.5	1068.2	573.4	573.4
2024-08-01	1070.5	1068.2	573.4	573.4
2024-07-01	1070.5	1068.2	573.4	573.4
2024-06-01	1070.5	1068.2	573.4	573.4
2024-08-01	1070.5	1068.2	573.4	573.4
2024-04-01	1070.5	1068.2	573.4	573.4
2024-03-01	1070.5	1068.2	573.4	573.4
2024-02-01	1070.5	1068.2	573.4	573.4
2024-01-01	1070.5	1068.2	573.4	573.4
2023-12-01	1070.5	1068.2	573.4	573.4
2023-11-01	1070.5	1068.2	573.4	573.4

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 Gauteng School League Finals (U13 Open)	2019-08-23	2019-08-23	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	D7 Primary School League 2019 (U13)	2019-08-03	2019-08-03	Standard	Sedibeng (GSV)	5	4	2	Yes	Analysis
3	2019 Gauteng Primary Schools Individual Chess Championships (U13 Boys)	2019-05-25	2019-05-25	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	D7 Individuals 2019 (U13 Boys)	2019-05-04	2019-05-04	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis
5	2018 Gauteng League Final (U13)	2018-08-24	2018-08-24	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
6	D7 Primary School League 2023 (U13 Boys+Mixed)	2018-04-21	2018-04-21	Standard	Sedibeng (GSV)	5	5	4.5	Yes	Analysis
7	D7 Individual 2018 (U13 Boys)	2018-02-24	2018-02-24	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament 2018 Gauteng League Final				Tournament D7 Individuals 2019
		date 2018-08-24	rnd 3	type Standard	result 1	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Khoza, G (Gontse)				Opponent Tom, N (Naledi)
2	5	Tournament D7 Primary School League 2023				Tournament D7 Primary School League 2023
		date 2018-04-21	rnd 1	type Standard	result 1	date 2018-04-21	rnd 5	type Standard	result 0.5
		Opponent Van Straaten, D (Divan)				Opponent Karrani, Z (Ziwan)
3	3	Tournament D7 Individuals 2019				Tournament 2019 Gauteng Primary Schools Individual Chess Championships
		date 2019-05-04	rnd 5	type Standard	result 1	date 2019-05-25	rnd 2	type Standard	result 1
		Opponent Mavusa, A (Albert)				Opponent Nkadimeng, T (Thato)

#	Games	Start				End
1	6	Tournament 2018 Gauteng League Final				Tournament D7 Individuals 2019
		date 2018-08-24	rnd 3	type Standard	result 1	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Khoza, G (Gontse)				Opponent Tom, N (Naledi)
2	5	Tournament D7 Primary School League 2023				Tournament D7 Primary School League 2023
		date 2018-04-21	rnd 1	type Standard	result 1	date 2018-04-21	rnd 5	type Standard	result 0.5
		Opponent Van Straaten, D (Divan)				Opponent Karrani, Z (Ziwan)
3	3	Tournament D7 Individuals 2019				Tournament 2019 Gauteng Primary Schools Individual Chess Championships
		date 2019-05-04	rnd 5	type Standard	result 1	date 2019-05-25	rnd 2	type Standard	result 1
		Opponent Mavusa, A (Albert)				Opponent Nkadimeng, T (Thato)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament D7 Primary School League 2023				Tournament D7 Primary School League 2023
		date 2018-04-21	rnd 1	type Standard	result 1	date 2018-04-21	rnd 4	type Standard	result 1
		Opponent Van Straaten, D (Divan)				Opponent Fourie, E (Eckhard)
2	3	Tournament D7 Individuals 2019				Tournament 2019 Gauteng Primary Schools Individual Chess Championships
		date 2019-05-04	rnd 5	type Standard	result 1	date 2019-05-25	rnd 2	type Standard	result 1
		Opponent Mavusa, A (Albert)				Opponent Nkadimeng, T (Thato)
3	3	Tournament D7 Individuals 2019				Tournament D7 Individuals 2019
		date 2019-05-04	rnd 1	type Standard	result 1	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Swiegers, R (Rupping)				Opponent Tom, N (Naledi)

#	Games	Start				End
1	4	Tournament D7 Primary School League 2023				Tournament D7 Primary School League 2023
		date 2018-04-21	rnd 1	type Standard	result 1	date 2018-04-21	rnd 4	type Standard	result 1
		Opponent Van Straaten, D (Divan)				Opponent Fourie, E (Eckhard)
2	3	Tournament D7 Individuals 2019				Tournament 2019 Gauteng Primary Schools Individual Chess Championships
		date 2019-05-04	rnd 5	type Standard	result 1	date 2019-05-25	rnd 2	type Standard	result 1
		Opponent Mavusa, A (Albert)				Opponent Nkadimeng, T (Thato)
3	3	Tournament D7 Individuals 2019				Tournament D7 Individuals 2019
		date 2019-05-04	rnd 1	type Standard	result 1	date 2019-05-04	rnd 3	type Standard	result 1
		Opponent Swiegers, R (Rupping)				Opponent Tom, N (Naledi)

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	Swiegers ,R (Rupping)	2	2	425	2	2	425	0	0	0	0	0	0
1	Swiegers ,R (Rupping)	2	640.2	1065.2	2	671.2	1065.2	0	0	0	0	0	0
2	Khoza ,G (Gontse)	2	1	0	2	1	0	0	0	0	0	0	0
2	Khoza ,G (Gontse)	2	1213.6	1213.6	2	1206.3	1213.6	0	0	0	0	0	0
3	Macdonald ,B (Brandon)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Macdonald ,B (Brandon)	2	1266.8	841.8	2	1265.1	841.8	0	0	0	0	0	0
4	Du Plessis ,AS (Alijandro Steve)	1	1	425	1	1	425	0	0	0	0	0	0
4	Du Plessis ,AS (Alijandro Steve)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Eloff-Geldenhuys ,M (Megan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Eloff-Geldenhuys ,M (Megan)	1	800.4	1225.4	1	849.6	1225.4	0	0	0	0	0	0
6	Nyandeni ,B (Bokang Vumisa)	1	1	425	1	1	425	0	0	0	0	0	0
6	Nyandeni ,B (Bokang Vumisa)	1	1184.7	1609.7	1	1181.6	1609.7	0	0	0	0	0	0
7	Motaung ,L (Lindelwa)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Motaung ,L (Lindelwa)	1	1020.8	595.8	1	1002.8	595.8	0	0	0	0	0	0
8	Van Straaten ,D (Divan)	1	1	425	1	1	425	0	0	0	0	0	0
8	Van Straaten ,D (Divan)	1	500	925	1	500	925	0	0	0	0	0	0
9	Karrani ,Z (Ziwan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Karrani ,Z (Ziwan)	1	668.4	668.4	1	668.4	668.4	0	0	0	0	0	0
10	Nkadimeng ,T (Thato)	1	1	425	1	1	425	0	0	0	0	0	0
10	Nkadimeng ,T (Thato)	1	1272.8	1697.8	1	1286.6	1697.8	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

Henken, G (Gerrit)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms