Chess South Africa Ratings Database

PLAYER PAGE

Personal

Grobbelaar, R (Rouxan)

Chess SA id

1090319232

FIDE id

Date of birth

2009-05-16 (U18)

Gender

Male

Region

Ugu (KUG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1201.3	1198.2	1199.7	1200
Raw rating	1201.3	1188.8	1199.7	1200
Weighted rating	1200.1	1198.2	1199.7	1200
Weighted performance	0	0	0	0
Floor	701.3	700	699.9	700
K-factor	36	36	40	36
Min/Max rating change allowed	165.5	168.5	165.9	165.8
Highest rating	1201.3 2025-09-01	1200 2025-05-05	1199.9 2025-04-13	1200 2025-05-05
Highest raw rating	1201.3 2025-09-01	1200 2025-05-05	1199.9 2025-04-13	1200 2025-05-05
Highest weighted rating	1200 2025-09-01	1200 2025-05-05	1199.9 2025-04-13	1200 2025-05-05
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	-0.8	0	0
New rating	1201.3	1197.4	1199.7	1200
Analysis
Rating	1201.3	1198.2	1199.7	1200
Raw rating	1201.3	1188.8	1199.7	1200
Weighted rating	1200.1	1198.2	1199.7
Weighted performance	0	0	0
K-factor	36	36	40	36
Floor	701.3	700	699.9	700
Max/Min rating change allowed	165.5	168.5	165.9	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	1201.3	1188.8	1199.7	1200
New weighted rating	1200.2	1197.4	1199.7	1200
New weighted performance	0	0	0	0
Temp new rating	1201.3	1197.4	1199.7	1200
Temp new rating +/-	0	-0.8	0	0
Final new rating +/-	0	-0.8	0	0
New rating	1201.3	1197.4	1199.7	1200
New K-factor	36	36	40	36
New floor	701.3	700	699.9	700

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

Games since
	Main 11	Standard 5		Rapid 6		Blitz 0
Gender	Male
Age group	U18
Region	Ugu (KUG)
Province	KwaZulu Natal (KZ)
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	11	4	36.36	-115.9	1251.2	1135.3
Standard	5	2	40	-85	1300.6	1215.6
Rapid	6	2	33.33	-141.7	1210.1	1068.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	11	4	36.36	-115.9	1251.2	1135.3
Standard	5	2	40	-85	1300.6	1215.6
Rapid	6	2	33.33	-141.7	1210.1	1068.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1201.3	1188.8	1199.7	1200
2025-09-01	1201.3	1188.8	1199.7	1200
2025-08-01	1199.8	1200	1199.7	1200
2025-07-01	1199.8	1200	1199.7	1200
2025-06-01	1199.7	1200	1199.5	1200
2025-05-01	1198.4	1200	1196.9	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	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	Chess Power House Aug Open 2025 (B)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	2025 KZN Royals Chess Club Tournament (U16+U18)	2025-04-12	2025-04-12	Rapid	Ugu (KUG)	6	6	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Chess Power House Aug Open 2025 (B)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
2	2025 KZN Royals Chess Club Tournament (U16+U18)	2025-04-12	2025-04-12	Rapid	Ugu (KUG)	6	6	2	Yes	Analysis

#	Games	Start				End
1	1	Tournament Chess Power House Aug Open 2025				Tournament Chess Power House Aug Open 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Ndhlovu, T (Thabani)				Opponent Ndhlovu, T (Thabani)
2	1	Tournament Chess Power House Aug Open 2025				Tournament Chess Power House Aug Open 2025
		date 2025-08-16	rnd 2	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Dioka, K (Kgosi)				Opponent Dioka, K (Kgosi)
3	1	Tournament 2025 KZN Royals Chess Club Tournament				Tournament 2025 KZN Royals Chess Club Tournament
		date 2025-04-12	rnd 5	type Rapid	result 1	date 2025-04-12	rnd 5	type Rapid	result 1
		Opponent Keyser, D (Damian)				Opponent Keyser, D (Damian)

#	Games	Start				End
1	1	Tournament Chess Power House Aug Open 2025				Tournament Chess Power House Aug Open 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Ndhlovu, T (Thabani)				Opponent Ndhlovu, T (Thabani)
2	1	Tournament Chess Power House Aug Open 2025				Tournament Chess Power House Aug Open 2025
		date 2025-08-16	rnd 2	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Dioka, K (Kgosi)				Opponent Dioka, K (Kgosi)

#	Games	Start				End
1	1	Tournament 2025 KZN Royals Chess Club Tournament				Tournament 2025 KZN Royals Chess Club Tournament
		date 2025-04-12	rnd 5	type Rapid	result 1	date 2025-04-12	rnd 5	type Rapid	result 1
		Opponent Keyser, D (Damian)				Opponent Keyser, D (Damian)
2	1	Tournament 2025 KZN Royals Chess Club Tournament				Tournament 2025 KZN Royals Chess Club Tournament
		date 2025-04-12	rnd 2	type Rapid	result 1	date 2025-04-12	rnd 2	type Rapid	result 1
		Opponent Myeza, A (Andile)				Opponent Myeza, A (Andile)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Chess Power House Aug Open 2025				Tournament Chess Power House Aug Open 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Ndhlovu, T (Thabani)				Opponent Ndhlovu, T (Thabani)
2	1	Tournament Chess Power House Aug Open 2025				Tournament Chess Power House Aug Open 2025
		date 2025-08-16	rnd 2	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Dioka, K (Kgosi)				Opponent Dioka, K (Kgosi)
3	1	Tournament 2025 KZN Royals Chess Club Tournament				Tournament 2025 KZN Royals Chess Club Tournament
		date 2025-04-12	rnd 5	type Rapid	result 1	date 2025-04-12	rnd 5	type Rapid	result 1
		Opponent Keyser, D (Damian)				Opponent Keyser, D (Damian)

#	Games	Start				End
1	1	Tournament Chess Power House Aug Open 2025				Tournament Chess Power House Aug Open 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Ndhlovu, T (Thabani)				Opponent Ndhlovu, T (Thabani)
2	1	Tournament Chess Power House Aug Open 2025				Tournament Chess Power House Aug Open 2025
		date 2025-08-16	rnd 2	type Standard	result 1	date 2025-08-16	rnd 2	type Standard	result 1
		Opponent Dioka, K (Kgosi)				Opponent Dioka, K (Kgosi)

#	Games	Start				End
1	1	Tournament 2025 KZN Royals Chess Club Tournament				Tournament 2025 KZN Royals Chess Club Tournament
		date 2025-04-12	rnd 5	type Rapid	result 1	date 2025-04-12	rnd 5	type Rapid	result 1
		Opponent Keyser, D (Damian)				Opponent Keyser, D (Damian)
2	1	Tournament 2025 KZN Royals Chess Club Tournament				Tournament 2025 KZN Royals Chess Club Tournament
		date 2025-04-12	rnd 2	type Rapid	result 1	date 2025-04-12	rnd 2	type Rapid	result 1
		Opponent Myeza, A (Andile)				Opponent Myeza, A (Andile)

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	Dioka ,K (Kgosi)	1	1	425	1	1	425	0	0	0	0	0	0
1	Dioka ,K (Kgosi)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Wiseman ,M (Mazwi)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Wiseman ,M (Mazwi)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Ndhlovu ,T (Thabani)	1	1	425	1	1	425	0	0	0	0	0	0
3	Ndhlovu ,T (Thabani)	1	1309.9	1734.9	1	1298.5	1734.9	0	0	0	0	0	0
4	Majola ,S (Sifiso)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Majola ,S (Sifiso)	1	1429.3	1004.3	1	1339.4	1004.3	0	0	0	0	0	0
5	Williams ,MB (Mohau Benton)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Williams ,MB (Mohau Benton)	1	1363.9	938.9	1	1160.5	938.9	0	0	0	0	0	0
6	Sinazo ,M (Makhaye)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Sinazo ,M (Makhaye)	1	1200	775	0	0	0	1	1200	775	0	0	0
7	Ramnunan ,U (Uzziel)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Ramnunan ,U (Uzziel)	1	1260.4	835.4	0	0	0	1	1238.7	835.4	0	0	0
8	Keyser ,D (Damian)	1	1	425	0	0	0	1	1	425	0	0	0
8	Keyser ,D (Damian)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Rootman ,A (Amelia)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Rootman ,A (Amelia)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Lembede ,B (Bayanda)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Lembede ,B (Bayanda)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Grobbelaar, R (Rouxan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms