Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, K (Kobus)

Chess SA id

1830131090

FIDE id

Date of birth

1983-06-25 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-01-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1215.7	1216.8	1300	1300
Raw rating	1215.7	1216.8	1300	1300
Weighted rating	1215.7	1216.8	1299	1299
Weighted performance	0	0	0	0
Floor	715.7	716.8	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	162.1	161.9	143.8	143.8
Highest rating	1232.3 2022-01-01	1224.9 2022-01-01	1300 2024-02-01	1300 2024-02-01
Highest raw rating	1215.7 2024-02-01	1216.8 2024-02-01	1300 2024-02-01	1300 2024-02-01
Highest weighted rating	1215.7 2024-02-01	1216.8 2024-02-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1232.3 2022-01-01	1224.9 2022-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1215.7	1216.8	1300	1300
Analysis
Rating	1215.7	1216.8	1300	1300
Raw rating	1215.7	1216.8	1300	1300
Weighted rating	1215.7	1216.8	1299
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	715.7	716.8	800	800
Max/Min rating change allowed	162.1	161.9	143.8	143.8
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	1215.7	1216.8	1300	1300
New weighted rating	1215.7	1216.8	1299.7	1299.7
New weighted performance	0	0	0	0
Temp new rating	1215.7	1216.8	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1215.7	1216.8	1300	1300
New K-factor	36	36	36	36
New floor	715.7	716.8	800	800

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	4	4
	0	0
History	9	9

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	9	4	44.44	-47.2	1287.3	1240.1
Standard	9	4	44.44	-47.2	1287.3	1240.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1215.7	1216.8	1300	1300
2025-09-01	1215.7	1216.8	1300	1300
2025-08-01	1215.7	1216.8	1300	1300
2025-07-01	1215.7	1216.8	1300	1300
2025-06-01	1215.7	1216.8	1300	1300
2025-05-01	1215.7	1216.8	1300	1300
2025-04-01	1215.7	1216.8	1300	1300
2025-03-01	1215.7	1216.8	1300	1300
2025-02-01	1215.7	1216.8	1300	1300
2025-01-01	1215.7	1216.8	1300	1300
2024-12-01	1215.7	1216.8	1300	1300
2024-11-01	1215.7	1216.8	1300	1300
2024-10-01	1215.7	1216.8	1300	1300
2024-09-01	1215.7	1216.8	1300	1300
2024-08-01	1215.7	1216.8	1300	1300
2024-07-01	1215.7	1216.8	1300	1300
2024-06-01	1215.7	1216.8	1300	1300
2024-08-01	1215.7	1216.8	1300	1300
2024-04-01	1215.7	1216.8	1300	1300
2024-03-01	1215.7	1216.8	1300	1300
2024-02-01	1215.7	1216.8	1300	1300
2024-01-01	1215.7	1216.8	1300	1300
2023-12-01	1215.7	1216.8	1200	1200
2023-11-01	1215.7	1216.8	1200	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	2022 Tshwane Chess Open Registration Tournament (C2)	2022-01-29	2022-01-29	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
2	2020 Constantiapark Open Chess Tournament (B)	2020-02-08	2020-02-08	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Tshwane Chess Open Registration Tournament
		date 2022-01-29	rnd 1	type Standard	result 1	date 2022-01-29	rnd 2	type Standard	result 1
		Opponent Van Deventer, J (Jonathan)				Opponent Kutchoukov, I (Ivan)
2	1	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Tshwane Chess Open Registration Tournament
		date 2022-01-29	rnd 4	type Standard	result 1	date 2022-01-29	rnd 4	type Standard	result 1
		Opponent Marais, JS (Jacobus)				Opponent Marais, JS (Jacobus)
3	1	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-08	rnd 1	type Standard	result 1
		Opponent Huisamen, D (De Villiers)				Opponent Huisamen, D (De Villiers)

#	Games	Start				End
1	2	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Tshwane Chess Open Registration Tournament
		date 2022-01-29	rnd 1	type Standard	result 1	date 2022-01-29	rnd 2	type Standard	result 1
		Opponent Van Deventer, J (Jonathan)				Opponent Kutchoukov, I (Ivan)
2	1	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Tshwane Chess Open Registration Tournament
		date 2022-01-29	rnd 4	type Standard	result 1	date 2022-01-29	rnd 4	type Standard	result 1
		Opponent Marais, JS (Jacobus)				Opponent Marais, JS (Jacobus)
3	1	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-08	rnd 1	type Standard	result 1
		Opponent Huisamen, D (De Villiers)				Opponent Huisamen, D (De Villiers)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Tshwane Chess Open Registration Tournament
		date 2022-01-29	rnd 1	type Standard	result 1	date 2022-01-29	rnd 2	type Standard	result 1
		Opponent Van Deventer, J (Jonathan)				Opponent Kutchoukov, I (Ivan)
2	1	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Tshwane Chess Open Registration Tournament
		date 2022-01-29	rnd 4	type Standard	result 1	date 2022-01-29	rnd 4	type Standard	result 1
		Opponent Marais, JS (Jacobus)				Opponent Marais, JS (Jacobus)
3	1	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-08	rnd 1	type Standard	result 1
		Opponent Huisamen, D (De Villiers)				Opponent Huisamen, D (De Villiers)

#	Games	Start				End
1	2	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Tshwane Chess Open Registration Tournament
		date 2022-01-29	rnd 1	type Standard	result 1	date 2022-01-29	rnd 2	type Standard	result 1
		Opponent Van Deventer, J (Jonathan)				Opponent Kutchoukov, I (Ivan)
2	1	Tournament 2022 Tshwane Chess Open Registration Tournament				Tournament 2022 Tshwane Chess Open Registration Tournament
		date 2022-01-29	rnd 4	type Standard	result 1	date 2022-01-29	rnd 4	type Standard	result 1
		Opponent Marais, JS (Jacobus)				Opponent Marais, JS (Jacobus)
3	1	Tournament 2020 Constantiapark Open Chess Tournament				Tournament 2020 Constantiapark Open Chess Tournament
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-08	rnd 1	type Standard	result 1
		Opponent Huisamen, D (De Villiers)				Opponent Huisamen, D (De Villiers)

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	Kutchoukov ,I (Ivan)	1	1	425	1	1	425	0	0	0	0	0	0
1	Kutchoukov ,I (Ivan)	1	1223.9	1648.9	1	1222.2	1648.9	0	0	0	0	0	0
2	Huisamen ,WJ (Willem)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Huisamen ,WJ (Willem)	1	1261	836	1	1260.7	836	0	0	0	0	0	0
3	Van Deventer ,J (Jonathan)	1	1	425	1	1	425	0	0	0	0	0	0
3	Van Deventer ,J (Jonathan)	1	1223.9	1648.9	1	1214.4	1648.9	0	0	0	0	0	0
4	Brandt ,DW (Declan William)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Brandt ,DW (Declan William)	1	1452.8	1027.8	1	1447.7	1027.8	0	0	0	0	0	0
5	Ramlall ,S (Sanjana)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ramlall ,S (Sanjana)	1	1265.9	840.9	1	1255.6	840.9	0	0	0	0	0	0
6	Dvir ,O (Omer)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Dvir ,O (Omer)	1	1407.3	982.3	1	1397.7	982.3	0	0	0	0	0	0
7	Huisamen ,D (De Villiers)	1	1	425	1	1	425	0	0	0	0	0	0
7	Huisamen ,D (De Villiers)	1	1387.5	1812.5	1	1373	1812.5	0	0	0	0	0	0
8	Marais ,JS (Jacobus Stephanus)	1	1	425	1	1	425	0	0	0	0	0	0
8	Marais ,JS (Jacobus Stephanus)	1	1150.1	1575.1	1	1133.2	1575.1	0	0	0	0	0	0
9	Buhrs ,J (Jethro)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Buhrs ,J (Jethro)	1	1213.6	788.6	1	1209.6	788.6	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

Coetzee, K (Kobus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms