Chess South Africa Ratings Database

PLAYER PAGE

Personal

Holtzhausen, R (Reuben)

Chess SA id

1110315825

FIDE id

Date of birth

2011-06-01 (U16)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1165.9

Item	Main	Standard	Rapid	Blitz
Rating	1233.3	1237.2	1200	1200
Raw rating	1233.3	1237.2	1200	1200
Weighted rating	1211.9	1213.2	1200	1200
Weighted performance	0	0	0	0
Floor	733.3	737.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	158.1	157.3	165.8	165.8
Highest rating	1233.3 2025-06-01	1237.2 2025-06-01	1200 2025-03-01	1200 2025-03-01
Highest raw rating	1233.3 2025-06-01	1237.2 2025-06-01	1200 2025-03-01	1200 2025-03-01
Highest weighted rating	1207.3 2025-08-01	1208.1 2025-08-01	1200 2025-03-01	1200 2025-03-01
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	0	0
New rating	1233.3	1237.2	1200	1200
Analysis
Rating	1233.3	1237.2	1200	1200
Raw rating	1233.3	1237.2	1200	1200
Weighted rating	1211.9	1213.2	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	733.3	737.2	700	700
Max/Min rating change allowed	158.1	157.3	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	1233.3	1237.2	1200	1200
New weighted rating	1214	1215.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1233.3	1237.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1233.3	1237.2	1200	1200
New K-factor	36	36	36	36
New floor	733.3	737.2	700	700

Item	Main	Standard
	0	0
	15	15
	0	0
	0	0
	0	0
	0	0
History	15	15

Games since
	Main 15	Standard 15		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	15	5.5	36.67	-113.3	1271.9	1158.5
Standard	15	5.5	36.67	-113.3	1271.9	1158.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	5.5	36.67	-113.3	1271.9	1158.5
Standard	15	5.5	36.67	-113.3	1271.9	1158.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1233.3	1237.2	1200	1200
2025-09-01	1233.3	1237.2	1200	1200
2025-08-01	1233.3	1237.2	1200	1200
2025-07-01	1233.3	1237.2	1200	1200
2025-06-01	1233.3	1237.2	1200	1200
2025-05-01	1199.6	1199.4	1200	1200
2025-04-01	1199.3	1199.1	1200	1200
2025-03-01	1195.4	1194.4	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	NMBCU Trial 4 2025 (U16)	2025-05-09	2025-05-10	Standard	Nelson Mandela Bay (ENM)	6	4	2.5	Yes	Analysis
2	Pearson High Chess Festival 2025 (B)	2025-02-21	2025-02-22	Standard	Nelson Mandela Bay (ENM)	5	5	1	Yes	Analysis
3	NMBCH Trial 1 2025 (U16)	2025-02-14	2025-02-15	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	NMBCU Trial 4 2025 (U16)	2025-05-09	2025-05-10	Standard	Nelson Mandela Bay (ENM)	6	4	2.5	Yes	Analysis
2	Pearson High Chess Festival 2025 (B)	2025-02-21	2025-02-22	Standard	Nelson Mandela Bay (ENM)	5	5	1	Yes	Analysis
3	NMBCH Trial 1 2025 (U16)	2025-02-14	2025-02-15	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament NMBCU Trial 4 2025				Tournament NMBCU Trial 4 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-10	rnd 6	type Standard	result 0.5
		Opponent Meyer, D (Dawid)				Opponent Coetzee, S (Samual)
2	2	Tournament Pearson High Chess Festival 2025				Tournament Pearson High Chess Festival 2025
		date 2025-02-22	rnd 4	type Standard	result 0.5	date 2025-02-22	rnd 5	type Standard	result 0.5
		Opponent Qayiso, L (Liyabona)				Opponent Coutts, K (Keagan)
3	2	Tournament NMBCH Trial 1 2025				Tournament NMBCH Trial 1 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-02-15	rnd 6	type Standard	result 1
		Opponent April, E (Elethu)				Opponent Norris, N (Nathan)

#	Games	Start				End
1	3	Tournament NMBCU Trial 4 2025				Tournament NMBCU Trial 4 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-10	rnd 6	type Standard	result 0.5
		Opponent Meyer, D (Dawid)				Opponent Coetzee, S (Samual)
2	2	Tournament Pearson High Chess Festival 2025				Tournament Pearson High Chess Festival 2025
		date 2025-02-22	rnd 4	type Standard	result 0.5	date 2025-02-22	rnd 5	type Standard	result 0.5
		Opponent Qayiso, L (Liyabona)				Opponent Coutts, K (Keagan)
3	2	Tournament NMBCH Trial 1 2025				Tournament NMBCH Trial 1 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-02-15	rnd 6	type Standard	result 1
		Opponent April, E (Elethu)				Opponent Norris, N (Nathan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament NMBCU Trial 4 2025				Tournament NMBCU Trial 4 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Meyer, D (Dawid)				Opponent April, E (Elethu)
2	2	Tournament NMBCH Trial 1 2025				Tournament NMBCH Trial 1 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-02-15	rnd 6	type Standard	result 1
		Opponent April, E (Elethu)				Opponent Norris, N (Nathan)

#	Games	Start				End
1	2	Tournament NMBCU Trial 4 2025				Tournament NMBCU Trial 4 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-10	rnd 5	type Standard	result 1
		Opponent Meyer, D (Dawid)				Opponent April, E (Elethu)
2	2	Tournament NMBCH Trial 1 2025				Tournament NMBCH Trial 1 2025
		date 2025-02-15	rnd 5	type Standard	result 1	date 2025-02-15	rnd 6	type Standard	result 1
		Opponent April, E (Elethu)				Opponent Norris, N (Nathan)

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	April ,E (Elethu)	2	2	425	2	2	425	0	0	0	0	0	0
1	April ,E (Elethu)	2	1085.9	1510.9	2	1079.7	1510.9	0	0	0	0	0	0
2	Coutts ,K (Keagan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Coutts ,K (Keagan)	1	1199.8	1199.8	1	1200	1199.8	0	0	0	0	0	0
3	Coetzee ,S (Samual)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Coetzee ,S (Samual)	1	1631.5	1631.5	1	1631.8	1631.5	0	0	0	0	0	0
4	Boggenpoel ,C (Cole)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Boggenpoel ,C (Cole)	1	1202.7	777.7	1	1206	777.7	0	0	0	0	0	0
5	Ramasammy-Cook ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ramasammy-Cook ,J (Joshua)	1	1251.9	826.9	1	1243.2	826.9	0	0	0	0	0	0
6	Qayiso ,L (Liyabona)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Qayiso ,L (Liyabona)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
7	Surmon ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Surmon ,E (Ethan)	1	1206.2	781.2	1	1199.5	781.2	0	0	0	0	0	0
8	Kivido ,Z (Zach)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Kivido ,Z (Zach)	1	1364.5	939.5	1	1365.9	939.5	0	0	0	0	0	0
9	De Jager ,J (Jaeden)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	De Jager ,J (Jaeden)	1	1285.7	860.7	1	1263.5	860.7	0	0	0	0	0	0
10	Prins ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Prins ,J (Joshua)	1	1298.7	873.7	1	1252.1	873.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Holtzhausen, R (Reuben)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms