Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, RJ (Ruhandre)

Chess SA id

101005265

FIDE id

Date of birth

2001-04-10 (Adult)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-05-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1287.8	1288.4	1359	1359
Raw rating	1287.8	1288.4	1359	1359
Weighted rating	1287.8	1288.4	1358.9	1358.9
Weighted performance	160.3	160.7	0	0
Floor	834.8	834.8	859	859
K-factor	36	36	36	36
Min/Max rating change allowed	146.3	146.2	132.2	132.2
Highest rating	1334.8 2018-01-01	1334.8 2018-01-01	1359 2024-03-01	1359 2024-03-01
Highest raw rating	1334.8 2018-01-01	1334.8 2018-01-01	1359 2024-03-01	1359 2024-03-01
Highest weighted rating	1334.8 2018-01-01	1334.8 2018-01-01	1358.2 2025-08-01	1358.2 2025-08-01
Highest weighted performance	1271.4 2019-02-01	1275.5 2019-02-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1287.8	1288.4	1359	1359
Analysis
Rating	1287.8	1288.4	1359	1359
Raw rating	1287.8	1288.4	1359	1359
Weighted rating	1287.8	1288.4	1358.9
Weighted performance	160.3	160.7	0
K-factor	36	36	36	36
Floor	834.8	834.8	859	859
Max/Min rating change allowed	146.3	146.2	132.2	132.2
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	1287.8	1288.4	1359	1359
New weighted rating	1287.8	1288.4	1359	1359
New weighted performance	152.8	153.2	0	0
Temp new rating	1287.8	1288.4	1359	1359
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1287.8	1288.4	1359	1359
New K-factor	36	36	36	36
New floor	834.8	834.8	859	859

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	436	436

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	56	29.5	52.68	22.8	1223.3	1246
Standard	56	29.5	52.68	22.8	1223.3	1246
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1287.8	1288.4	1359	1359
2025-09-30	1287.8	1288.4	1359	1359
2025-09-01	1287.8	1288.4	1359	1359
2025-08-01	1287.8	1288.4	1359	1359
2025-07-01	1287.8	1288.4	1359	1359
2025-06-01	1287.8	1288.4	1359	1359
2025-05-01	1287.8	1288.4	1359	1359
2025-04-01	1287.8	1288.4	1359	1359
2025-03-01	1287.8	1288.4	1359	1359
2025-02-01	1287.8	1288.4	1359	1359
2025-01-01	1287.8	1288.4	1359	1359
2024-12-01	1287.8	1288.4	1359	1359
2024-11-01	1287.8	1288.4	1359	1359
2024-10-01	1287.8	1288.4	1359	1359
2024-09-01	1287.8	1288.4	1359	1359
2024-08-01	1287.8	1288.4	1359	1359
2024-07-01	1287.8	1288.4	1359	1359
2024-09-01	1287.8	1288.4	1359	1359
2024-05-01	1287.8	1288.4	1359	1359
2024-04-01	1287.8	1288.4	1359	1359
2024-03-01	1287.8	1288.4	1359	1359
2024-02-01	1287.8	1288.4	1359	1359
2024-01-01	1287.8	1288.4	1359	1359
2023-12-01	1287.8	1288.4	1334.8	1334.8

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	Inter Regional Chess Championship 2019 (U20)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	2	1	Yes	Analysis
2	Morris Club Challenge 2019	2019-02-16	2019-02-16	Standard	Mangaung (FMB)	5	4	2	Yes	Analysis
3	Mangaung Metro Chess 1-2 February 2019 (A)	2019-02-01	2019-02-02	Standard	Mangaung (FMB)	5	3	2	Yes	Analysis
4	South African Junior Team Championships 2018 (U18B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
5	Mangaung Metro Chess12 & 13 October 2018 (B)	2018-10-12	2018-10-13	Standard	Mangaung (FMB)	5	3	2.5	Yes	Analysis
6	Mangaung Metro Chess 27-28 July 2018 (B)	2018-07-27	2018-07-28	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
7	Mangaung Metro Chess 1-2 June 2018 (B)	2018-06-01	2018-06-02	Standard	Mangaung (FMB)	5	5	3.5	Yes	Analysis
8	Inter Regional 2018 (U18 Team)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	5	3.5	Yes	Analysis
9	Mangaung Metro Chess 20-21 April 2018 (B)	2018-04-20	2018-04-21	Standard	Mangaung (FMB)	5	4	3.5	Yes	Analysis
10	Mangaung Metro Chess 9 - 10 March 2018 (B)	2018-03-09	2018-03-10	Standard	Mangaung (FMB)	5	3	2	Yes	Analysis
11	Morris Club Challenge 2018	2018-02-17	2018-02-17	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
12	Mangaung Metro Chess 2 & 3 February 2018 (A)	2018-02-02	2018-02-03	Standard	Mangaung (FMB)	5	3	0	Yes	Analysis
13	South African Junior Team Championships 2017 (U18A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	0.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament South African Junior Team Championships 2018
		date 2018-10-13	rnd 3	type Standard	result 1	date 2018-12-17	rnd 3	type Standard	result 1
		Opponent Rathaba, I (Itumeleng)				Opponent Botha, J (Janko)
2	6	Tournament Inter Regional 2018				Tournament Mangaung Metro Chess 1-2 June 2018
		date 2018-05-05	rnd 3	type Standard	result 1	date 2018-06-02	rnd 3	type Standard	result 1
		Opponent Witbooi, J (Jesse Reece)				Opponent Buchner, E (Eduard)
3	6	Tournament Mangaung Metro Chess 9 - 10 March 2018				Tournament Inter Regional 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-05-04	rnd 1	type Standard	result 1
		Opponent Seekoei, R (Reatile)				Opponent Botes, A (Armand)

#	Games	Start				End
1	6	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament South African Junior Team Championships 2018
		date 2018-10-13	rnd 3	type Standard	result 1	date 2018-12-17	rnd 3	type Standard	result 1
		Opponent Rathaba, I (Itumeleng)				Opponent Botha, J (Janko)
2	6	Tournament Inter Regional 2018				Tournament Mangaung Metro Chess 1-2 June 2018
		date 2018-05-05	rnd 3	type Standard	result 1	date 2018-06-02	rnd 3	type Standard	result 1
		Opponent Witbooi, J (Jesse Reece)				Opponent Buchner, E (Eduard)
3	6	Tournament Mangaung Metro Chess 9 - 10 March 2018				Tournament Inter Regional 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-05-04	rnd 1	type Standard	result 1
		Opponent Seekoei, R (Reatile)				Opponent Botes, A (Armand)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament South African Junior Team Championships 2018
		date 2018-10-13	rnd 5	type Standard	result 1	date 2018-12-17	rnd 3	type Standard	result 1
		Opponent Steenkamp, F (Fransien)				Opponent Botha, J (Janko)
2	4	Tournament Inter Regional 2018				Tournament Mangaung Metro Chess 1-2 June 2018
		date 2018-05-05	rnd 5	type Standard	result 1	date 2018-06-02	rnd 3	type Standard	result 1
		Opponent Esterhuizen, WJ (Willem Johannes)				Opponent Buchner, E (Eduard)
3	4	Tournament Mangaung Metro Chess 9 - 10 March 2018				Tournament Mangaung Metro Chess 20-21 April 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-04-21	rnd 3	type Standard	result 1
		Opponent Seekoei, R (Reatile)				Opponent Van Rooyen, H (Hanro)

#	Games	Start				End
1	4	Tournament Mangaung Metro Chess12 & 13 October 2018				Tournament South African Junior Team Championships 2018
		date 2018-10-13	rnd 5	type Standard	result 1	date 2018-12-17	rnd 3	type Standard	result 1
		Opponent Steenkamp, F (Fransien)				Opponent Botha, J (Janko)
2	4	Tournament Inter Regional 2018				Tournament Mangaung Metro Chess 1-2 June 2018
		date 2018-05-05	rnd 5	type Standard	result 1	date 2018-06-02	rnd 3	type Standard	result 1
		Opponent Esterhuizen, WJ (Willem Johannes)				Opponent Buchner, E (Eduard)
3	4	Tournament Mangaung Metro Chess 9 - 10 March 2018				Tournament Mangaung Metro Chess 20-21 April 2018
		date 2018-03-10	rnd 3	type Standard	result 1	date 2018-04-21	rnd 3	type Standard	result 1
		Opponent Seekoei, R (Reatile)				Opponent Van Rooyen, H (Hanro)

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	Rathaba ,I (Itumeleng)	2	2	425	2	2	425	0	0	0	0	0	0
1	Rathaba ,I (Itumeleng)	2	890.7	1315.7	2	895.8	1315.7	0	0	0	0	0	0
2	Mantje ,K (Katleho)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Mantje ,K (Katleho)	2	1300.8	875.8	2	1296.6	875.8	0	0	0	0	0	0
3	Seekoei ,R (Reatile)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
3	Seekoei ,R (Reatile)	2	1030.7	1243.2	2	1035.1	1243.2	0	0	0	0	0	0
4	Steenkamp ,F (Fransien)	2	2	425	2	2	425	0	0	0	0	0	0
4	Steenkamp ,F (Fransien)	2	502.3	927.3	2	500	927.3	0	0	0	0	0	0
5	Jongbloed ,C (Chad)	1	1	425	1	1	425	0	0	0	0	0	0
5	Jongbloed ,C (Chad)	1	1033	1458	1	1032.2	1458	0	0	0	0	0	0
6	Lutz ,J (Joseph)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Lutz ,J (Joseph)	1	1340.6	915.6	1	1354.1	915.6	0	0	0	0	0	0
7	Van Der Walt ,AB (Bernize)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Van Der Walt ,AB (Bernize)	1	1385.1	960.1	1	1384.9	960.1	0	0	0	0	0	0
8	Fakude ,HM (Hopewell Mongezi)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Fakude ,HM (Hopewell Mongezi)	1	1824.8	1399.8	1	1824.8	1399.8	0	0	0	0	0	0
9	Van Rooyen ,H (Hanro)	1	1	425	1	1	425	0	0	0	0	0	0
9	Van Rooyen ,H (Hanro)	1	1191.3	1616.3	1	1182.9	1616.3	0	0	0	0	0	0
10	Buchner ,E (Eduard)	1	1	425	1	1	425	0	0	0	0	0	0
10	Buchner ,E (Eduard)	1	1054.5	1479.5	1	1054.7	1479.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Coetzee, RJ (Ruhandre)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms