Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coetzee, CF (Christiaan Frederik)

Chess SA id

1050105745

FIDE id

Date of birth

2005-07-21 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1285.7	1304.3	1200	1200
Raw rating	1285.7	1304.3	1200	1200
Weighted rating	1230.7	1238.6	1200	1200
Weighted performance	0	0	0	0
Floor	785.7	804.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	146.8	142.9	165.8	165.8
Highest rating	1285.7 2025-05-05	1304.3 2025-05-05	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1285.7 2025-05-05	1304.3 2025-05-05	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1285.7 2018-02-01	1304.3 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1203.1 2025-05-05	1203.4 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1285.7	1304.3	1200	1200
Analysis
Rating	1285.7	1304.3	1200	1200
Raw rating	1285.7	1304.3	1200	1200
Weighted rating	1230.7	1238.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	785.7	804.3	700	700
Max/Min rating change allowed	146.8	142.9	165.8	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	1285.7	1304.3	1200	1200
New weighted rating	1236.7	1245.7	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1285.7	1304.3	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1285.7	1304.3	1200	1200
New K-factor	36	36	36	36
New floor	785.7	804.3	700	700

Item	Main	Standard
	0	0
	10	10
	5	5
	0	0
	4	4
	0	0
History	20	20

Games since
	Main 15	Standard 15		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	10	7.5	75	212.5	1273.4	1485.9
Standard	10	7.5	75	212.5	1273.4	1485.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	11.5	57.5	63.8	1256.1	1319.8
Standard	20	11.5	57.5	63.8	1256.1	1319.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1285.7	1304.3	1200	1200
2025-09-01	1285.7	1304.3	1200	1200
2025-08-01	1285.7	1304.3	1200	1200
2025-07-01	1285.7	1304.3	1200	1200
2025-06-01	1285.7	1304.3	1200	1200
2025-05-01	1285.7	1304.3	1200	1200
2025-04-01	1215.3	1218.8	1200	1200
2025-03-01	1215.3	1218.8	1200	1200
2025-02-01	1182.6	1181.6	1200	1200
2025-01-01	1182.5	1181.6	1200	1200
2024-12-01	1182.5	1181.6	1200	1200
2024-11-01	1182.5	1181.6	1200	1200
2024-10-01	1182.5	1181.6	1200	1200
2024-09-01	1182.5	1181.6	1200	1200
2024-08-01	1182.5	1181.6	1200	1200
2024-07-01	1182.5	1181.6	1200	1200
2024-06-01	1182.5	1181.6	1200	1200
2024-08-01	1182.5	1181.6	1200	1200
2024-04-01	1182.8	1180	1200	1200
2024-03-01	1182.8	1180	1200	1200
2024-02-01	1182.8	1180	1200	1200
2024-01-01	1182.8	1180	1200	1200
2023-12-01	1182.8	1180	1200	1200
2023-11-01	1182.8	1180	1200	1200

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 Mid Gauteng Open Chess Tournament (D)	2025-04-12	2025-04-12	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
2	Constantiapark Open 2025 (D)	2025-02-15	2025-02-15	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Mid Gauteng Open Chess Tournament (D)	2025-04-12	2025-04-12	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
2	Constantiapark Open 2025 (D)	2025-02-15	2025-02-15	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	2024 Milos Ristic Open Chess Tournament (B)	2024-04-27	2024-04-27	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	2022 D3 Cluster Teams (U17)	2022-05-28	2022-05-28	Standard	Tshwane (GTP)	5	4	2	Yes	Analysis
5	2018 Gauteng League Final (U13)	2018-08-24	2018-08-24	Standard	Tshwane (GTP)	5	1	0	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2025 Mid Gauteng Open Chess Tournament				Tournament 2025 Mid Gauteng Open Chess Tournament
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 5	type Standard	result 1
		Opponent Ximba, S (Siphesihle)				Opponent Mnisi, N (Noxolo)
2	3	Tournament Constantiapark Open 2025				Tournament Constantiapark Open 2025
		date 2025-02-15	rnd 1	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Coetzee, M (Marko)				Opponent Chadalavada, B (Bhaarghavarama)
3	1	Tournament 2024 Milos Ristic Open Chess Tournament				Tournament 2024 Milos Ristic Open Chess Tournament
		date 2024-04-27	rnd 4	type Standard	result 1	date 2024-04-27	rnd 4	type Standard	result 1
		Opponent Raputsoa, P (Preciousstone)				Opponent Raputsoa, P (Preciousstone)

#	Games	Start				End
1	5	Tournament 2025 Mid Gauteng Open Chess Tournament				Tournament 2025 Mid Gauteng Open Chess Tournament
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 5	type Standard	result 1
		Opponent Ximba, S (Siphesihle)				Opponent Mnisi, N (Noxolo)
2	3	Tournament Constantiapark Open 2025				Tournament Constantiapark Open 2025
		date 2025-02-15	rnd 1	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Coetzee, M (Marko)				Opponent Chadalavada, B (Bhaarghavarama)
3	1	Tournament 2024 Milos Ristic Open Chess Tournament				Tournament 2024 Milos Ristic Open Chess Tournament
		date 2024-04-27	rnd 4	type Standard	result 1	date 2024-04-27	rnd 4	type Standard	result 1
		Opponent Raputsoa, P (Preciousstone)				Opponent Raputsoa, P (Preciousstone)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2025 Mid Gauteng Open Chess Tournament				Tournament 2025 Mid Gauteng Open Chess Tournament
		date 2025-04-12	rnd 3	type Standard	result 1	date 2025-04-12	rnd 5	type Standard	result 1
		Opponent Bopape, M (Maisha)				Opponent Mnisi, N (Noxolo)
2	3	Tournament Constantiapark Open 2025				Tournament Constantiapark Open 2025
		date 2025-02-15	rnd 1	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Coetzee, M (Marko)				Opponent Chadalavada, B (Bhaarghavarama)
3	1	Tournament 2025 Mid Gauteng Open Chess Tournament				Tournament 2025 Mid Gauteng Open Chess Tournament
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 1	type Standard	result 1
		Opponent Ximba, S (Siphesihle)				Opponent Ximba, S (Siphesihle)

#	Games	Start				End
1	3	Tournament 2025 Mid Gauteng Open Chess Tournament				Tournament 2025 Mid Gauteng Open Chess Tournament
		date 2025-04-12	rnd 3	type Standard	result 1	date 2025-04-12	rnd 5	type Standard	result 1
		Opponent Bopape, M (Maisha)				Opponent Mnisi, N (Noxolo)
2	3	Tournament Constantiapark Open 2025				Tournament Constantiapark Open 2025
		date 2025-02-15	rnd 1	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Coetzee, M (Marko)				Opponent Chadalavada, B (Bhaarghavarama)
3	1	Tournament 2025 Mid Gauteng Open Chess Tournament				Tournament 2025 Mid Gauteng Open Chess Tournament
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 1	type Standard	result 1
		Opponent Ximba, S (Siphesihle)				Opponent Ximba, S (Siphesihle)

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	Chadalavada ,B (Bhaarghavarama)	1	1	425	1	1	425	0	0	0	0	0	0
1	Chadalavada ,B (Bhaarghavarama)	1	1260	1685	1	1262.5	1685	0	0	0	0	0	0
2	Matlou ,M (Michael)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Matlou ,M (Michael)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Mnisi ,N (Noxolo)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mnisi ,N (Noxolo)	1	1280.8	1705.8	1	1295.1	1705.8	0	0	0	0	0	0
4	Musiiwa ,T (Tatenda)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Musiiwa ,T (Tatenda)	1	1342.5	917.5	1	1358.8	917.5	0	0	0	0	0	0
5	Karsten ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
5	Karsten ,D (Daniel)	1	1266.3	1691.3	1	1264	1691.3	0	0	0	0	0	0
6	Mosana ,L (Lesego)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mosana ,L (Lesego)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Ximba ,S (Siphesihle)	1	1	425	1	1	425	0	0	0	0	0	0
7	Ximba ,S (Siphesihle)	1	1296.3	1721.3	1	1321.3	1721.3	0	0	0	0	0	0
8	Petzer ,W (Wilhelm)	1	1	425	1	1	425	0	0	0	0	0	0
8	Petzer ,W (Wilhelm)	1	1213.6	1638.6	1	1212.4	1638.6	0	0	0	0	0	0
9	Bopape ,M (Maisha)	1	1	425	1	1	425	0	0	0	0	0	0
9	Bopape ,M (Maisha)	1	1239.3	1664.3	1	1246.1	1664.3	0	0	0	0	0	0
10	Thapelo ,M (Morwatshehla)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Thapelo ,M (Morwatshehla)	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

Tournaments

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PLAYER PAGE

Personal

Coetzee, CF (Christiaan Frederik)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms