Chess South Africa Ratings Database

PLAYER PAGE

Personal

Verkerk, R (Robert)

Chess SA id

1080098203

FIDE id

Date of birth

2008-07-22 (U18)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-01-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1193.2	1181	1200	1200
Raw rating	1193.2	1181	1200	1200
Weighted rating	1193.2	1181	1200	1200
Weighted performance	278.2	275.9	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	167.4	170.4	165.8	165.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
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	1193.2	1181	1200	1200
Analysis
Rating	1193.2	1181	1200	1200
Raw rating	1193.2	1181	1200	1200
Weighted rating	1193.2	1181	1200
Weighted performance	278.2	275.9	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	167.4	170.4	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	1193.2	1181	1200	1200
New weighted rating	1193.2	1181	1200	1200
New weighted performance	271.2	268.9	0	0
Temp new rating	1193.2	1181	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1193.2	1181	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	64	64

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
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	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	64	27	42.19	-66.4	1032.1	965.7
Standard	64	27	42.19	-66.4	1032.1	965.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1193.2	1181	1200	1200
2025-09-30	1193.2	1181	1200	1200
2025-09-01	1193.2	1181	1200	1200
2025-08-01	1193.2	1181	1200	1200
2025-07-01	1193.2	1181	1200	1200
2025-06-01	1193.2	1181	1200	1200
2025-05-01	1193.2	1181	1200	1200
2025-04-01	1193.2	1181	1200	1200
2025-03-01	1193.2	1181	1200	1200
2025-02-01	1193.2	1181	1200	1200
2025-01-01	1193.2	1181	1200	1200
2024-12-01	1193.2	1181	1200	1200
2024-11-01	1193.2	1181	1200	1200
2024-10-01	1193.2	1181	1200	1200
2024-09-01	1193.2	1181	1200	1200
2024-08-01	1193.2	1181	1200	1200
2024-07-01	1193.2	1181	1200	1200
2024-09-01	1193.2	1181	1200	1200
2024-05-01	1193.2	1181	1200	1200
2024-04-01	1193.2	1181	1200	1200
2024-03-01	1193.2	1181	1200	1200
2024-02-01	1193.2	1181	1200	1200
2024-01-01	1193.2	1181	1200	1200
2023-12-01	1193.2	1181	1200	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	2019 South African Junior Team Championships (U12E)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
2	Springs Open 2019 (C)	2019-08-31	2019-08-31	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
3	Ekurhuleni Trials (3)	2019-06-08	2019-06-08	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
4	Ekurhuleni North School District Finals 2019 (U11 Boys)	2019-05-11	2019-05-11	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
5	Ekurhuleni Trials 2 2019 (U12)	2019-04-27	2019-04-27	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
6	Ekurhuleni Trials 1 2019 (U12)	2019-03-09	2019-03-09	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
7	Boksburg Open 2019 (C)	2019-01-19	2019-01-19	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
8	South African Junior Team Championships 2018 (U12D)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	5	0	Yes	Analysis
9	Ekurhuleni North District Schools Final 2018 (U11)	2018-08-04	2018-08-04	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
10	Ekurhuleni Trials 3 2018 (U12)	2018-06-16	2018-06-16	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
11	Ekurhuleni Trials 2 2018 (U12)	2018-04-21	2018-04-21	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
12	Human Rights Day Open 2018 (C)	2018-03-21	2018-03-21	Standard	Ekurhuleni (GE)	5	4	0	Yes	Analysis
13	Ekurhuleni Trials 1 2018 (U12)	2018-03-10	2018-03-10	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament Ekurhuleni Trials 1 2019				Tournament Ekurhuleni Trials 2 2019
		date 2019-03-09	rnd 5	type Standard	result 1	date 2019-04-27	rnd 3	type Standard	result 1
		Opponent Madlala, A (Alwande)				Opponent Ebrahim, Z (Zachary)
2	3	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-06	rnd 5	type Standard	result 1	date 2020-01-08	rnd 7	type Standard	result 1
		Opponent Beukes, A (Anton)				Opponent Viljoen, W (Wynand)
3	3	Tournament Ekurhuleni North School District Finals 2019				Tournament Ekurhuleni North School District Finals 2019
		date 2019-05-11	rnd 2	type Standard	result 1	date 2019-05-11	rnd 4	type Standard	result 1
		Opponent Mahlaba, T (Tumelo)				Opponent Malinga, SJ (Sipho Junior)

#	Games	Start				End
1	4	Tournament Ekurhuleni Trials 1 2019				Tournament Ekurhuleni Trials 2 2019
		date 2019-03-09	rnd 5	type Standard	result 1	date 2019-04-27	rnd 3	type Standard	result 1
		Opponent Madlala, A (Alwande)				Opponent Ebrahim, Z (Zachary)
2	3	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-06	rnd 5	type Standard	result 1	date 2020-01-08	rnd 7	type Standard	result 1
		Opponent Beukes, A (Anton)				Opponent Viljoen, W (Wynand)
3	3	Tournament Ekurhuleni North School District Finals 2019				Tournament Ekurhuleni North School District Finals 2019
		date 2019-05-11	rnd 2	type Standard	result 1	date 2019-05-11	rnd 4	type Standard	result 1
		Opponent Mahlaba, T (Tumelo)				Opponent Malinga, SJ (Sipho Junior)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-06	rnd 5	type Standard	result 1	date 2020-01-08	rnd 7	type Standard	result 1
		Opponent Beukes, A (Anton)				Opponent Viljoen, W (Wynand)
2	3	Tournament Ekurhuleni North School District Finals 2019				Tournament Ekurhuleni North School District Finals 2019
		date 2019-05-11	rnd 2	type Standard	result 1	date 2019-05-11	rnd 4	type Standard	result 1
		Opponent Mahlaba, T (Tumelo)				Opponent Malinga, SJ (Sipho Junior)
3	2	Tournament Ekurhuleni Trials				Tournament Ekurhuleni Trials
		date 2019-06-08	rnd 2	type Standard	result 1	date 2019-06-08	rnd 3	type Standard	result 1
		Opponent Viviers, R (Rico)				Opponent Janse Van Vuuren, A (Alexander)

#	Games	Start				End
1	3	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-06	rnd 5	type Standard	result 1	date 2020-01-08	rnd 7	type Standard	result 1
		Opponent Beukes, A (Anton)				Opponent Viljoen, W (Wynand)
2	3	Tournament Ekurhuleni North School District Finals 2019				Tournament Ekurhuleni North School District Finals 2019
		date 2019-05-11	rnd 2	type Standard	result 1	date 2019-05-11	rnd 4	type Standard	result 1
		Opponent Mahlaba, T (Tumelo)				Opponent Malinga, SJ (Sipho Junior)
3	2	Tournament Ekurhuleni Trials				Tournament Ekurhuleni Trials
		date 2019-06-08	rnd 2	type Standard	result 1	date 2019-06-08	rnd 3	type Standard	result 1
		Opponent Viviers, R (Rico)				Opponent Janse Van Vuuren, A (Alexander)

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	Hubbert ,C (Connor)	2	1	0	2	1	0	0	0	0	0	0	0
1	Hubbert ,C (Connor)	2	1198.1	1198.1	2	1194.9	1198.1	0	0	0	0	0	0
2	Gibbens ,JG (Johannes)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Gibbens ,JG (Johannes)	2	1169.3	744.3	2	1177.3	744.3	0	0	0	0	0	0
3	Black ,C (Connor)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Black ,C (Connor)	2	1043.8	618.8	2	1067.7	618.8	0	0	0	0	0	0
4	Hanekom ,D (Dewan)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Hanekom ,D (Dewan)	2	858.4	433.4	2	858.2	433.4	0	0	0	0	0	0
5	Deans ,J (Jarred)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
5	Deans ,J (Jarred)	2	920.2	707.7	2	914.3	707.7	0	0	0	0	0	0
6	Terblanche ,A (Anja)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Terblanche ,A (Anja)	2	1042.6	617.6	2	1027.2	617.6	0	0	0	0	0	0
7	Madlala ,A (Alwande)	1	1	425	1	1	425	0	0	0	0	0	0
7	Madlala ,A (Alwande)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Beukes ,A (Anton)	1	1	425	1	1	425	0	0	0	0	0	0
8	Beukes ,A (Anton)	1	958.2	1383.2	1	956	1383.2	0	0	0	0	0	0
9	King ,D (Danielle)	1	1	425	1	1	425	0	0	0	0	0	0
9	King ,D (Danielle)	1	1046.6	1471.6	1	1017.2	1471.6	0	0	0	0	0	0
10	Maxam ,T (Tumelo Kagiso)	1	1	425	1	1	425	0	0	0	0	0	0
10	Maxam ,T (Tumelo Kagiso)	1	1200	1625	1	1200	1625	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

Verkerk, R (Robert)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms