Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, R (Raynhardt)

Chess SA id

106068808

FIDE id

Date of birth

2006-10-30 (U20)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-14

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1211.3	1198.4	534.4	534.4
Raw rating	1211.3	1198.4	534.4	534.4
Weighted rating	1211.3	1198.4	534.4	534.4
Weighted performance	357.6	353.9	0	0
Floor	712.8	700.2	500	500
K-factor	36	36	40	40
Min/Max rating change allowed	163.2	166.2	428	428
Highest rating	1225.2 2020-02-01	1212.4 2020-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1212.8 2020-03-01	1200.2 2020-03-01	534.4 2024-02-01	534.4 2024-02-01
Highest weighted rating	1212.8 2022-02-01	1200.2 2024-11-01	534.4 2024-11-01	534.4 2024-11-01
Highest weighted performance	1225.2 2020-02-01	1212.4 2020-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1211.3	1198.4	534.4	534.4
Analysis
Rating	1211.3	1198.4	534.4	534.4
Raw rating	1211.3	1198.4	534.4	534.4
Weighted rating	1211.3	1198.4	534.4
Weighted performance	357.6	353.9	0
K-factor	36	36	40	40
Floor	712.8	700.2	500	500
Max/Min rating change allowed	163.2	166.2	428	428
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	1211.3	1198.4	534.4	534.4
New weighted rating	1211.3	1198.4	534.4	534.4
New weighted performance	357.2	353.4	0	0
Temp new rating	1211.3	1198.4	534.4	534.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1211.3	1198.4	534.4	534.4
New K-factor	36	36	40	40
New floor	712.8	700.2	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	157	157

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
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	107	54	50.47	4	1004.3	1008.3
Standard	107	54	50.47	4	1004.3	1008.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1211.3	1198.4	534.4	534.4
2025-09-01	1211.3	1198.4	534.4	534.4
2025-08-01	1211.3	1198.4	534.4	534.4
2025-07-01	1211.3	1198.4	534.4	534.4
2025-06-01	1211.3	1198.4	534.4	534.4
2025-05-01	1211.3	1198.4	534.4	534.4
2025-04-01	1211.3	1198.4	534.4	534.4
2025-03-01	1211.3	1198.4	534.4	534.4
2025-02-01	1211.3	1198.4	534.4	534.4
2025-01-01	1211.3	1198.4	534.4	534.4
2024-12-01	1211.3	1198.4	534.4	534.4
2024-11-01	1211.3	1198.4	534.4	534.4
2024-10-01	1211.3	1198.4	534.4	534.4
2024-09-01	1211.3	1198.4	534.4	534.4
2024-08-01	1211.3	1198.4	534.4	534.4
2024-07-01	1211.3	1198.4	534.4	534.4
2024-06-01	1211.3	1198.4	534.4	534.4
2024-08-01	1211.3	1198.4	534.4	534.4
2024-04-01	1211.3	1198.4	534.4	534.4
2024-03-01	1211.3	1198.4	534.4	534.4
2024-02-01	1211.3	1198.4	534.4	534.4
2024-01-01	1211.3	1198.4	534.4	534.4
2023-12-01	1211.3	1198.4	534.4	534.4
2023-11-01	1211.3	1198.4	534.4	534.4

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	Hoerskool Brits Toernooi 2020 (U16)	2020-03-14	2020-03-14	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
2	Lebone II 2020 (U16)	2020-02-15	2020-02-15	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
3	2019 South African Junior Team Championships (U14B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
4	Selly Park 2019 (B)	2019-10-05	2019-10-05	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
5	NW Open 2019 (B)	2019-10-12	2019-10-12	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
6	Inter Region 2019 (U14 Open)	2019-10-19	2019-10-19	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
7	Laerskool Brits 2019 (U14)	2019-08-31	2019-08-31	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
8	Inter Regional Chess Championship 2019 (U14)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis
9	Laerskool Proteapark 2019 (C)	2019-05-18	2019-05-18	Standard	Bojanala Platina (NBR)	5	5	5	Yes	Analysis
10	Laerskool Olienpark 2019 (U14)	2019-04-06	2019-04-06	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
11	Hoerskool Rustenburg Skaak 2019 (U14)	2019-04-13	2019-04-13	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
12	Laerskool Vastrap Tournament 2019 (D)	2019-02-23	2019-02-23	Standard	Bojanala Platina (NBR)	5	5	2.5	Yes	Analysis
13	Hoerskool Brits Tournament 2019 (U14)	2019-02-09	2019-02-09	Standard	Bojanala Platina (NBR)	5	4	2	Yes	Analysis
14	South African Junior Team Championships 2018 (U14D)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis
15	Laerskool Brits Tournament 2018 (U14)	2018-08-04	2018-08-04	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
16	Ho�rskool Frikkie Meyer 2018 (B)	2018-07-21	2018-07-21	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
17	Laerskool Proteapark Chess 2018 (D)	2018-05-19	2018-05-19	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
18	Laerskool Olienpark 2018 (U14)	2018-04-21	2018-04-21	Standard	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
19	Laerskool Rustenburg 2018 (C)	2018-03-24	2018-03-24	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
20	Hoerskool Brits 2018 (U14)	2018-03-17	2018-03-17	Standard	Bojanala Platina (NBR)	5	4	2	Yes	Analysis
21	South African Junior Team Championships 2017 (U14E)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Laerskool Proteapark 2019				Tournament Laerskool Brits 2019
		date 2019-05-18	rnd 1	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Jansen Van Vuuren, M (Mari)				Opponent Haasbroek, X (Xander)
2	6	Tournament Laerskool Olienpark 2018				Tournament Laerskool Proteapark Chess 2018
		date 2018-04-21	rnd 4	type Standard	result 1	date 2018-05-19	rnd 4	type Standard	result 1
		Opponent Mafatshe, T (Tlotlo)				Opponent Venter, S (Stephan)
3	4	Tournament Selly Park 2019				Tournament NW Open 2019
		date 2019-10-05	rnd 5	type Standard	result 1	date 2019-10-12	rnd 3	type Standard	result 1
		Opponent Van Der Berg, KW (Kai)				Opponent Combrinck, R (Renante)

#	Games	Start				End
1	6	Tournament Laerskool Proteapark 2019				Tournament Laerskool Brits 2019
		date 2019-05-18	rnd 1	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Jansen Van Vuuren, M (Mari)				Opponent Haasbroek, X (Xander)
2	6	Tournament Laerskool Olienpark 2018				Tournament Laerskool Proteapark Chess 2018
		date 2018-04-21	rnd 4	type Standard	result 1	date 2018-05-19	rnd 4	type Standard	result 1
		Opponent Mafatshe, T (Tlotlo)				Opponent Venter, S (Stephan)
3	4	Tournament Selly Park 2019				Tournament NW Open 2019
		date 2019-10-05	rnd 5	type Standard	result 1	date 2019-10-12	rnd 3	type Standard	result 1
		Opponent Van Der Berg, KW (Kai)				Opponent Combrinck, R (Renante)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament Laerskool Proteapark 2019				Tournament Laerskool Brits 2019
		date 2019-05-18	rnd 1	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Jansen Van Vuuren, M (Mari)				Opponent Haasbroek, X (Xander)
2	4	Tournament Selly Park 2019				Tournament NW Open 2019
		date 2019-10-05	rnd 5	type Standard	result 1	date 2019-10-12	rnd 3	type Standard	result 1
		Opponent Van Der Berg, KW (Kai)				Opponent Combrinck, R (Renante)
3	4	Tournament Ho�rskool Frikkie Meyer 2018				Tournament Ho�rskool Frikkie Meyer 2018
		date 2018-07-21	rnd 2	type Standard	result 1	date 2018-07-21	rnd 5	type Standard	result 1
		Opponent Wilson, JV (Juan-Jacques)				Opponent Naude, J (Juandre)

#	Games	Start				End
1	6	Tournament Laerskool Proteapark 2019				Tournament Laerskool Brits 2019
		date 2019-05-18	rnd 1	type Standard	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Jansen Van Vuuren, M (Mari)				Opponent Haasbroek, X (Xander)
2	4	Tournament Selly Park 2019				Tournament NW Open 2019
		date 2019-10-05	rnd 5	type Standard	result 1	date 2019-10-12	rnd 3	type Standard	result 1
		Opponent Van Der Berg, KW (Kai)				Opponent Combrinck, R (Renante)
3	4	Tournament Ho�rskool Frikkie Meyer 2018				Tournament Ho�rskool Frikkie Meyer 2018
		date 2018-07-21	rnd 2	type Standard	result 1	date 2018-07-21	rnd 5	type Standard	result 1
		Opponent Wilson, JV (Juan-Jacques)				Opponent Naude, J (Juandre)

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	Dos Santos ,RP (Ricardo Paulo)	4	4	425	4	4	425	0	0	0	0	0	0
1	Dos Santos ,RP (Ricardo Paulo)	4	928.6	1353.6	4	898.5	1353.6	0	0	0	0	0	0
2	Janse Van Rensburg ,L (Ludik)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Janse Van Rensburg ,L (Ludik)	3	1243.2	818.2	3	1234.4	818.2	0	0	0	0	0	0
3	Tlhage ,O (Oratile)	3	3	425	3	3	425	0	0	0	0	0	0
3	Tlhage ,O (Oratile)	3	811.4	1236.4	3	806.1	1236.4	0	0	0	0	0	0
4	Dire ,O (Otlotleng)	2	2	425	2	2	425	0	0	0	0	0	0
4	Dire ,O (Otlotleng)	2	1081.1	1506.1	2	1063.8	1506.1	0	0	0	0	0	0
5	Van Wyk ,N (Nicoleen)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Van Wyk ,N (Nicoleen)	2	931.7	506.7	2	917.5	506.7	0	0	0	0	0	0
6	Byliefeldt ,L (Leroux)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Byliefeldt ,L (Leroux)	2	1227.8	802.8	2	1216.8	802.8	0	0	0	0	0	0
7	Moroke ,T (Thari)	2	1	0	2	1	0	0	0	0	0	0	0
7	Moroke ,T (Thari)	2	661.2	661.2	2	660	661.2	0	0	0	0	0	0
8	Combrinck ,LT (Louis Trichardt)	2	2	425	2	2	425	0	0	0	0	0	0
8	Combrinck ,LT (Louis Trichardt)	2	1147.2	1572.2	2	1130.5	1572.2	0	0	0	0	0	0
9	Roos ,J (Justin)	2	1	0	2	1	0	0	0	0	0	0	0
9	Roos ,J (Justin)	2	1261.4	1261.4	2	1232.8	1261.4	0	0	0	0	0	0
10	Smit ,D (Dian)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Smit ,D (Dian)	2	923.6	498.6	2	932.8	498.6	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, R (Raynhardt)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms