Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, H (Herschelle)

Chess SA id

106085153

FIDE id

Date of birth

2006-03-01 (U20)

Gender

Male

Region

Frances Baard (NCF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-06-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1136.2	1148.4	1138.8	1200
Raw rating	1136.2	1148.4	1138.8	1200
Weighted rating	1136.1	1148.3	1138.8	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	181.6	178.5	180.9	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1136.2	1148.4	1138.8	1200
Analysis
Rating	1136.2	1148.4	1138.8	1200
Raw rating	1136.2	1148.4	1138.8	1200
Weighted rating	1136.1	1148.3	1138.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	181.6	178.5	180.9	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	1136.2	1148.4	1138.8	1200
New weighted rating	1136.1	1148.3	1138.8	1200
New weighted performance	0	0	0	0
Temp new rating	1136.2	1148.4	1138.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1136.2	1148.4	1138.8	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	10	10	0
	0	0	0
	0	0	0
History	24	20	4

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Frances Baard (NCF)
Province	Northern Cape (NC)
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	14	5	35.71	-121.4	1146.4	1025
Standard	10	4	40	-85	1169.1	1084.1
Rapid	4	1	25	-212.5	1089.9	877.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1136.2	1148.4	1138.8	1200
2025-09-01	1136.2	1148.4	1138.8	1200
2025-08-01	1136.2	1148.4	1138.8	1200
2025-07-01	1136.2	1148.4	1138.8	1200
2025-06-01	1136.2	1148.4	1138.8	1200
2025-05-01	1136.2	1148.4	1138.8	1200
2025-04-01	1136.2	1148.4	1138.8	1200
2025-03-01	1136.2	1148.4	1138.8	1200
2025-02-01	1136.2	1148.4	1138.8	1200
2025-01-01	1135.9	1148	1138.8	1200
2024-12-01	1135.9	1148	1138.8	1200
2024-11-01	1135.9	1148	1138.8	1200
2024-10-01	1135.9	1148	1138.8	1200
2024-09-01	1135.9	1148	1138.8	1200
2024-08-01	1135.9	1148	1138.8	1200
2024-07-01	1135.9	1148	1138.8	1200
2024-06-01	1135.9	1148	1138.8	1200
2024-08-01	1135.9	1148	1138.8	1200
2024-04-01	1135.9	1148	1138.8	1200
2024-03-01	1135.9	1148	1138.8	1200
2024-02-01	1135.9	1148	1138.8	1200
2024-01-01	1135.9	1148	1138.8	1200
2023-12-01	1135.9	1148	1138.8	1200
2023-11-01	1135.9	1148	1138.8	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	ZFM Trials 2023 (U18 Boys)	2023-06-03	2023-06-03	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
2	ZF Mgcawu Open 2023 (U19)	2023-03-04	2023-03-04	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
3	Uppies Rapid Chess Tournament 2020	2020-02-08	2020-02-08	Rapid	ZF Mgcawu (NZF)	5	4	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament ZFM Trials 2023				Tournament ZFM Trials 2023
		date 2023-06-03	rnd 5	type Standard	result 1	date 2023-06-03	rnd 5	type Standard	result 1
		Opponent Bostander, A (Andre)				Opponent Bostander, A (Andre)
2	1	Tournament ZFM Trials 2023				Tournament ZFM Trials 2023
		date 2023-06-03	rnd 2	type Standard	result 1	date 2023-06-03	rnd 2	type Standard	result 1
		Opponent Steenkamp, L (Lanvere)				Opponent Steenkamp, L (Lanvere)
3	1	Tournament ZF Mgcawu Open 2023				Tournament ZF Mgcawu Open 2023
		date 2023-03-04	rnd 5	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Wessels, T (Tristan)				Opponent Wessels, T (Tristan)

#	Games	Start				End
1	1	Tournament ZFM Trials 2023				Tournament ZFM Trials 2023
		date 2023-06-03	rnd 5	type Standard	result 1	date 2023-06-03	rnd 5	type Standard	result 1
		Opponent Bostander, A (Andre)				Opponent Bostander, A (Andre)
2	1	Tournament ZFM Trials 2023				Tournament ZFM Trials 2023
		date 2023-06-03	rnd 2	type Standard	result 1	date 2023-06-03	rnd 2	type Standard	result 1
		Opponent Steenkamp, L (Lanvere)				Opponent Steenkamp, L (Lanvere)
3	1	Tournament ZF Mgcawu Open 2023				Tournament ZF Mgcawu Open 2023
		date 2023-03-04	rnd 5	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Wessels, T (Tristan)				Opponent Wessels, T (Tristan)

#	Games	Start				End
1	1	Tournament Uppies Rapid Chess Tournament 2020				Tournament Uppies Rapid Chess Tournament 2020
		date 2020-02-08	rnd 2	type Rapid	result 1	date 2020-02-08	rnd 2	type Rapid	result 1
		Opponent Hoffman, K (Karl Sipho Cavin)				Opponent Hoffman, K (Karl Sipho Cavin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament ZFM Trials 2023				Tournament ZFM Trials 2023
		date 2023-06-03	rnd 5	type Standard	result 1	date 2023-06-03	rnd 5	type Standard	result 1
		Opponent Bostander, A (Andre)				Opponent Bostander, A (Andre)
2	1	Tournament ZFM Trials 2023				Tournament ZFM Trials 2023
		date 2023-06-03	rnd 2	type Standard	result 1	date 2023-06-03	rnd 2	type Standard	result 1
		Opponent Steenkamp, L (Lanvere)				Opponent Steenkamp, L (Lanvere)
3	1	Tournament ZF Mgcawu Open 2023				Tournament ZF Mgcawu Open 2023
		date 2023-03-04	rnd 5	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Wessels, T (Tristan)				Opponent Wessels, T (Tristan)

#	Games	Start				End
1	1	Tournament ZFM Trials 2023				Tournament ZFM Trials 2023
		date 2023-06-03	rnd 5	type Standard	result 1	date 2023-06-03	rnd 5	type Standard	result 1
		Opponent Bostander, A (Andre)				Opponent Bostander, A (Andre)
2	1	Tournament ZFM Trials 2023				Tournament ZFM Trials 2023
		date 2023-06-03	rnd 2	type Standard	result 1	date 2023-06-03	rnd 2	type Standard	result 1
		Opponent Steenkamp, L (Lanvere)				Opponent Steenkamp, L (Lanvere)
3	1	Tournament ZF Mgcawu Open 2023				Tournament ZF Mgcawu Open 2023
		date 2023-03-04	rnd 5	type Standard	result 1	date 2023-03-04	rnd 5	type Standard	result 1
		Opponent Wessels, T (Tristan)				Opponent Wessels, T (Tristan)

#	Games	Start				End
1	1	Tournament Uppies Rapid Chess Tournament 2020				Tournament Uppies Rapid Chess Tournament 2020
		date 2020-02-08	rnd 2	type Rapid	result 1	date 2020-02-08	rnd 2	type Rapid	result 1
		Opponent Hoffman, K (Karl Sipho Cavin)				Opponent Hoffman, K (Karl Sipho Cavin)

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	Wessels ,T (Tristen)	2	1	0	2	1	0	0	0	0	0	0	0
1	Wessels ,T (Tristen)	2	1166.8	1166.8	2	1160.4	1166.8	0	0	0	0	0	0
2	Potgieter ,J (Jerome Jonathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Potgieter ,J (Jerome Jonathan)	1	1172.1	747.1	1	1164.9	747.1	0	0	0	0	0	0
3	Steenkamp ,L (Lanvere)	1	1	425	1	1	425	0	0	0	0	0	0
3	Steenkamp ,L (Lanvere)	1	1136.3	1561.3	1	1124.8	1561.3	0	0	0	0	0	0
4	Slabber ,P (Pieter)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Slabber ,P (Pieter)	1	1120.3	695.3	1	1113.2	695.3	0	0	0	0	0	0
5	Gough ,D (Danny)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Gough ,D (Danny)	1	1233.9	808.9	1	1240.8	808.9	0	0	0	0	0	0
6	Visagie ,L (Luchiano)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Visagie ,L (Luchiano)	1	1094.4	669.4	1	1096.8	669.4	0	0	0	0	0	0
7	Makobe ,R (Renaldo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Makobe ,R (Renaldo)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Swartz ,T (Tiffany)	1	1	425	1	1	425	0	0	0	0	0	0
8	Swartz ,T (Tiffany)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Bostander ,A (Andre)	1	1	425	1	1	425	0	0	0	0	0	0
9	Bostander ,A (Andre)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Fourie ,L (Lesia)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Fourie ,L (Lesia)	1	1116.5	691.5	0	0	0	1	1200	691.5	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Coetzee, H (Herschelle)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms