Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, H (Henri)

Chess SA id

107071959

FIDE id

Date of birth

2007-10-08 (U20)

Gender

Male

Region

Tshwane (GTP)

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

Item	Main	Standard	Rapid	Blitz
Rating	1286.2	1280.6	500	500
Raw rating	1286.2	1280.6	500	500
Weighted rating	1285.5	1279.8	500	500
Weighted performance	996.5	999.5	0	0
Floor	815.3	813.5	500	500
K-factor	36	36	40	40
Min/Max rating change allowed	146.7	147.8	449.5	449.5
Highest rating	1330 2023-05-01	1328.3 2023-05-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1315.3 2023-06-01	1313.5 2023-06-01	500 2024-02-01	500 2024-02-01
Highest weighted rating	1315.3 2025-04-01	1313.5 2025-04-01	500 2024-11-01	500 2024-11-01
Highest weighted performance	1330 2023-05-01	1328.3 2023-05-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1286.2	1280.6	500	500
Analysis
Rating	1286.2	1280.6	500	500
Raw rating	1286.2	1280.6	500	500
Weighted rating	1285.5	1279.8	500
Weighted performance	996.5	999.5	0
K-factor	36	36	40	40
Floor	815.3	813.5	500	500
Max/Min rating change allowed	146.7	147.8	449.5	449.5
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	1286.2	1280.6	500	500
New weighted rating	1285.3	1279.6	500	500
New weighted performance	996.1	999.1	0	0
Temp new rating	1286.2	1280.6	500	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1286.2	1280.6	500	500
New K-factor	36	36	40	40
New floor	815.3	813.5	500	500

Item	Main	Standard
	0	0
	5	5
	5	5
	20	20
	5	5
	0	0
History	45	45

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	5	2	40	-85	1202.8	1117.8
Standard	5	2	40	-85	1202.8	1117.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	40	23	57.5	63.8	1210.5	1274.3
Standard	40	23	57.5	63.8	1210.5	1274.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1286.2	1280.6	500	500
2025-09-01	1286.2	1280.6	500	500
2025-08-01	1286.2	1280.6	500	500
2025-07-01	1286.2	1280.6	500	500
2025-06-01	1284.5	1278.6	500	500
2025-05-01	1287.7	1282.4	500	500
2025-04-01	1287.7	1282.4	500	500
2025-03-01	1286.4	1281.3	500	500
2025-02-01	1283.4	1278.6	500	500
2025-01-01	1275.6	1268.8	500	500
2024-12-01	1275.6	1268.8	500	500
2024-11-01	1275.6	1268.8	500	500
2024-10-01	1275.6	1268.8	500	500
2024-09-01	1275.6	1268.8	500	500
2024-08-01	1275.6	1268.8	500	500
2024-07-01	1299.5	1295.1	500	500
2024-06-01	1299.5	1295.1	500	500
2024-08-01	1299.5	1295.1	500	500
2024-04-01	1299.5	1295.1	500	500
2024-03-01	1299.5	1295.1	500	500
2024-02-01	1299.5	1295.1	500	500
2024-01-01	1299.5	1295.1	500	500
2023-12-01	1299.5	1295.1	500	500
2023-11-01	1299.5	1295.1	500	500

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	2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U18 Open)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Tshwane North School District CLOSED Individual Championships Cluster 4&5 (U18 Open)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2024 Tshwane North School District Cluster 4 & 5 Team League (U17)	2024-07-20	2024-07-20	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
3	2023 Tshwane North School District CLOSED League Championships (D3)	2023-08-12	2023-08-12	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2023 Tshwane North School District CLOSED Individual Championships (D3)	2023-05-13	2023-05-13	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
5	Gauteng Schools Individual Finals 2023 (U18 Boys)	2023-05-27	2023-05-27	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	2023 Tshwane Chess Open Registration Tournament (D2)	2023-01-28	2023-01-28	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
7	2022 D3 Cluster Teams (U15 Mixed)	2022-05-28	2022-05-28	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2019 D3 Individuals (U13 Boys)	2019-04-13	2019-04-13	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament Gauteng Schools Individual Finals 2023				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-05-27	rnd 3	type Standard	result 1	date 2023-08-12	rnd 1	type Standard	result 1
		Opponent Mohamed, E (Ethan)				Opponent Mokgabudi, L (Lesedi)
2	3	Tournament 2023 Tshwane North School District CLOSED Individual Championships				Tournament 2023 Tshwane North School District CLOSED Individual Championships
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-13	rnd 5	type Standard	result 1
		Opponent Omphemetse, L (Lehutso)				Opponent Zunguzira, P (Praise)
3	3	Tournament 2023 Tshwane Chess Open Registration Tournament				Tournament 2023 Tshwane Chess Open Registration Tournament
		date 2023-01-28	rnd 1	type Standard	result 1	date 2023-01-28	rnd 3	type Standard	result 1
		Opponent Mmakou, L (Lesedi)				Opponent Jansen Van Rensburg, N (Nicholas)

#	Games	Start				End
1	4	Tournament Gauteng Schools Individual Finals 2023				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-05-27	rnd 3	type Standard	result 1	date 2023-08-12	rnd 1	type Standard	result 1
		Opponent Mohamed, E (Ethan)				Opponent Mokgabudi, L (Lesedi)
2	3	Tournament 2023 Tshwane North School District CLOSED Individual Championships				Tournament 2023 Tshwane North School District CLOSED Individual Championships
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-13	rnd 5	type Standard	result 1
		Opponent Omphemetse, L (Lehutso)				Opponent Zunguzira, P (Praise)
3	3	Tournament 2023 Tshwane Chess Open Registration Tournament				Tournament 2023 Tshwane Chess Open Registration Tournament
		date 2023-01-28	rnd 1	type Standard	result 1	date 2023-01-28	rnd 3	type Standard	result 1
		Opponent Mmakou, L (Lesedi)				Opponent Jansen Van Rensburg, N (Nicholas)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Gauteng Schools Individual Finals 2023				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-05-27	rnd 3	type Standard	result 1	date 2023-08-12	rnd 1	type Standard	result 1
		Opponent Mohamed, E (Ethan)				Opponent Mokgabudi, L (Lesedi)
2	3	Tournament 2023 Tshwane North School District CLOSED Individual Championships				Tournament 2023 Tshwane North School District CLOSED Individual Championships
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-13	rnd 5	type Standard	result 1
		Opponent Omphemetse, L (Lehutso)				Opponent Zunguzira, P (Praise)
3	3	Tournament 2023 Tshwane Chess Open Registration Tournament				Tournament 2023 Tshwane Chess Open Registration Tournament
		date 2023-01-28	rnd 1	type Standard	result 1	date 2023-01-28	rnd 3	type Standard	result 1
		Opponent Mmakou, L (Lesedi)				Opponent Jansen Van Rensburg, N (Nicholas)

#	Games	Start				End
1	4	Tournament Gauteng Schools Individual Finals 2023				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-05-27	rnd 3	type Standard	result 1	date 2023-08-12	rnd 1	type Standard	result 1
		Opponent Mohamed, E (Ethan)				Opponent Mokgabudi, L (Lesedi)
2	3	Tournament 2023 Tshwane North School District CLOSED Individual Championships				Tournament 2023 Tshwane North School District CLOSED Individual Championships
		date 2023-05-13	rnd 3	type Standard	result 1	date 2023-05-13	rnd 5	type Standard	result 1
		Opponent Omphemetse, L (Lehutso)				Opponent Zunguzira, P (Praise)
3	3	Tournament 2023 Tshwane Chess Open Registration Tournament				Tournament 2023 Tshwane Chess Open Registration Tournament
		date 2023-01-28	rnd 1	type Standard	result 1	date 2023-01-28	rnd 3	type Standard	result 1
		Opponent Mmakou, L (Lesedi)				Opponent Jansen Van Rensburg, N (Nicholas)

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	Obakeng ,T (Tema)	1	1	425	1	1	425	0	0	0	0	0	0
1	Obakeng ,T (Tema)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Masilo ,S (Sifiso)	1	1	425	1	1	425	0	0	0	0	0	0
2	Masilo ,S (Sifiso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Grahan ,C (Chie-Ann)	1	1	425	1	1	425	0	0	0	0	0	0
3	Grahan ,C (Chie-Ann)	1	1159.7	1584.7	1	1161.6	1584.7	0	0	0	0	0	0
4	Jordaan ,R (Reinhardt)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Jordaan ,R (Reinhardt)	1	1396	971	1	1394.3	971	0	0	0	0	0	0
5	Van Wyk ,JC (Jonathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Van Wyk ,JC (Jonathan)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Burgers ,AJ (Adriaan Johannes)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Burgers ,AJ (Adriaan Johannes)	1	1298.6	873.6	1	1290	873.6	0	0	0	0	0	0
7	Wilson ,P (Petrus Johannes)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Wilson ,P (Petrus Johannes)	1	1166.8	741.8	1	1160	741.8	0	0	0	0	0	0
8	Kleinhans ,R (Ruben Christiaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Kleinhans ,R (Ruben Christiaan)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Kruger ,S (Stefan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Kruger ,S (Stefan)	1	1169.8	744.8	1	1164.8	744.8	0	0	0	0	0	0
10	Shela ,T (Tshepo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Shela ,T (Tshepo)	1	1200	775	1	1200	775	0	0	0	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 (Henri)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms