Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kojetin, C (Connor)

Chess SA id

1090152468

FIDE id

Date of birth

2009-10-25 (U18)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-12-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1464.5	1440.1	1254.7	1237.2
Raw rating	1464.5	1440.1	1254.7	1237.2
Weighted rating	1457.4	1431	1249.4	1237.2
Weighted performance	1229	1268.6	0	0
Floor	976.1	940.1	764.8	737.2
K-factor	32	32	36	36
Min/Max rating change allowed	113.8	117.8	153.4	157.3
Highest rating	1515.9 2024-01-01	1542.7 2024-01-01	1478.8 2023-09-01	1366.8 2023-06-01
Highest raw rating	1476.1 2024-02-01	1440.1 2025-01-01	1264.8 2023-10-01	1237.2 2024-03-01
Highest weighted rating	1452.3 2025-08-01	1425.2 2025-08-01	1248.2 2025-08-01	1237.2 2025-05-05
Highest weighted performance	1515.9 2024-01-01	1542.7 2024-01-01	1478.8 2023-09-01	1366.8 2023-06-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1464.5	1440.1	1254.7	1237.2
Analysis
Rating	1464.5	1440.1	1254.7	1237.2
Raw rating	1464.5	1440.1	1254.7	1237.2
Weighted rating	1457.4	1431	1249.4
Weighted performance	1229	1268.6	0
K-factor	32	32	36	36
Floor	976.1	940.1	764.8	737.2
Max/Min rating change allowed	113.8	117.8	153.4	157.3
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	1464.5	1440.1	1254.7	1237.2
New weighted rating	1459.3	1433.1	1250	1237.2
New weighted performance	1228.5	1268.1	0	0
Temp new rating	1464.5	1440.1	1254.7	1237.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1464.5	1440.1	1254.7	1237.2
New K-factor	32	32	36	36
New floor	976.1	940.1	764.8	737.2

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	23	14	9	0
	22	10	5	7
	0	0	0	0
	0	0	0	0
History	45	24	14	7

Games since
	Main 23	Standard 14		Rapid 9		Blitz 0
Gender	Male
Age group	U18
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	45	32	71.11	179.4	1300.1	1479.6
Standard	24	19.5	81.25	265.6	1247.6	1513.2
Rapid	14	8.5	60.71	91.1	1332.6	1423.7
Blitz	7	4	57.14	60.7	1415.1	1475.8

Date	Main	Standard	Rapid	Blitz
2025-09-30	1464.5	1440.1	1254.7	1237.2
2025-09-01	1464.5	1440.1	1254.7	1237.2
2025-08-01	1464.5	1440.1	1254.7	1237.2
2025-07-01	1464.5	1440.1	1254.7	1237.2
2025-06-01	1464.5	1440.1	1254.7	1237.2
2025-05-01	1464.5	1440.1	1254.7	1237.2
2025-04-01	1464.5	1440.1	1254.7	1237.2
2025-03-01	1464.5	1440.1	1254.7	1237.2
2025-02-01	1464.5	1440.1	1254.7	1237.2
2025-01-01	1464.5	1440.1	1254.7	1237.2
2024-12-01	1453.1	1421.2	1254.7	1237.2
2024-11-01	1453.1	1421.2	1254.7	1237.2
2024-10-01	1453.1	1421.2	1254.7	1237.2
2024-09-01	1453.1	1421.2	1254.7	1237.2
2024-08-01	1447.8	1421.2	1216.9	1237.2
2024-07-01	1447.8	1421.2	1216.9	1237.2
2024-06-01	1447.8	1421.2	1216.9	1237.2
2024-08-01	1447.8	1421.2	1216.9	1237.2
2024-04-01	1447.8	1421.2	1216.9	1237.2
2024-03-01	1447.8	1421.2	1216.9	1237.2
2024-02-01	1476.1	1421.2	1264.8	1237.2
2024-01-01	1322.6	1295.2	1264.8	1237.2
2023-12-01	1322.6	1295.2	1264.8	1237.2
2023-11-01	1322.6	1295.2	1264.8	1237.2

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	Gauteng Inter-Region at UJ 2024 (U16 Candidates)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	4	3.5	Yes	Analysis
2	CPH King David Linksfield Aug Rapid 2024 (A)	2024-08-18	2024-08-18	Rapid	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
3	Gear Up Mzansi Rapid 2024 (Intermediate)	2024-02-17	2024-02-17	Rapid	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis
4	2024 Gauteng Inter-Region Chess Championship (U16C)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
5	JMC Kick Off Tournament 2024 (D)	2024-01-28	2024-01-28	Standard	Johannesburg Metro (GJM)	5	5	4.5	Yes	Analysis
6	Chess Molecules Rapid 2023 (Grade 5-7)	2023-09-23	2023-09-23	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
7	Chess Power House 2023 (C)	2023-08-19	2023-08-19	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
8	JMC Blitz - Higher Ground 2023	2023-06-17	2023-06-17	Blitz	Johannesburg Metro (GJM)	7	7	4	Yes	Analysis
9	JMC 1 St Peters 2023 (D)	2023-03-18	2023-03-18	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament CPH King David Linksfield Aug Rapid 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-08-18	rnd 4	type Rapid	result 0.5	date 2024-12-08	rnd 5	type Standard	result 1
		Opponent Lin, S (Shixi)				Opponent Voigt, D (Daniel)
2	6	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament JMC Kick Off Tournament 2024
		date 2024-01-14	rnd 5	type Standard	result 1	date 2024-01-28	rnd 5	type Standard	result 0.5
		Opponent Olivier, BM (Barnard)				Opponent Brits, E (Etienne)
3	5	Tournament Chess Molecules Rapid 2023				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2023-09-23	rnd 4	type Rapid	result 1	date 2024-01-13	rnd 3	type Standard	result 1
		Opponent Klaasen, R (Royston)				Opponent Joubert, M (Morne)

#	Games	Start				End
1	10	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-01-14	rnd 5	type Standard	result 1	date 2024-12-08	rnd 5	type Standard	result 1
		Opponent Olivier, BM (Barnard)				Opponent Voigt, D (Daniel)
2	5	Tournament JMC 1 St Peters 2023				Tournament Chess Power House 2023
		date 2023-03-18	rnd 4	type Standard	result 1	date 2023-08-19	rnd 3	type Standard	result 1
		Opponent Steyn, M (Mari-Louise)				Opponent Waring, C (Caydence)
3	4	Tournament Chess Power House 2023				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2023-08-19	rnd 5	type Standard	result 1	date 2024-01-13	rnd 3	type Standard	result 1
		Opponent Kwint, J (Jack)				Opponent Joubert, M (Morne)

#	Games	Start				End
1	2	Tournament CPH King David Linksfield Aug Rapid 2024				Tournament CPH King David Linksfield Aug Rapid 2024
		date 2024-08-18	rnd 4	type Rapid	result 0.5	date 2024-08-18	rnd 5	type Rapid	result 1
		Opponent Lin, S (Shixi)				Opponent Robinson, R (Rhys David)
2	2	Tournament CPH King David Linksfield Aug Rapid 2024				Tournament CPH King David Linksfield Aug Rapid 2024
		date 2024-08-18	rnd 1	type Rapid	result 1	date 2024-08-18	rnd 2	type Rapid	result 1
		Opponent Krawitz, A (Aminadav)				Opponent Greenblatt, N (Noah M)
3	2	Tournament Chess Molecules Rapid 2023				Tournament Chess Molecules Rapid 2023
		date 2023-09-23	rnd 4	type Rapid	result 1	date 2023-09-23	rnd 5	type Rapid	result 1
		Opponent Klaasen, R (Royston)				Opponent Skosana, I (Ishan)

#	Games	Start				End
1	2	Tournament JMC Blitz - Higher Ground 2023				Tournament JMC Blitz - Higher Ground 2023
		date 2023-06-17	rnd 6	type Blitz	result 1	date 2023-06-17	rnd 7	type Blitz	result 1
		Opponent Taylor, M (Matthew)				Opponent Hazelton-Lagarrigue, V (Vincent)
2	2	Tournament JMC Blitz - Higher Ground 2023				Tournament JMC Blitz - Higher Ground 2023
		date 2023-06-17	rnd 2	type Blitz	result 1	date 2023-06-17	rnd 3	type Blitz	result 1
		Opponent Naidoo, T (Tiana)				Opponent Deysel, R (Ryno)

#	Games	Start				End
1	5	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament JMC Kick Off Tournament 2024
		date 2024-01-14	rnd 5	type Standard	result 1	date 2024-01-28	rnd 4	type Standard	result 1
		Opponent Olivier, BM (Barnard)				Opponent Lederman, A (Azriel)
2	5	Tournament Chess Molecules Rapid 2023				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2023-09-23	rnd 4	type Rapid	result 1	date 2024-01-13	rnd 3	type Standard	result 1
		Opponent Klaasen, R (Royston)				Opponent Joubert, M (Morne)
3	5	Tournament JMC Blitz - Higher Ground 2023				Tournament Chess Power House 2023
		date 2023-06-17	rnd 6	type Blitz	result 1	date 2023-08-19	rnd 3	type Standard	result 1
		Opponent Taylor, M (Matthew)				Opponent Waring, C (Caydence)

#	Games	Start				End
1	5	Tournament 2024 Gauteng Inter-Region Chess Championship				Tournament JMC Kick Off Tournament 2024
		date 2024-01-14	rnd 5	type Standard	result 1	date 2024-01-28	rnd 4	type Standard	result 1
		Opponent Olivier, BM (Barnard)				Opponent Lederman, A (Azriel)
2	5	Tournament JMC 1 St Peters 2023				Tournament Chess Power House 2023
		date 2023-03-18	rnd 4	type Standard	result 1	date 2023-08-19	rnd 3	type Standard	result 1
		Opponent Steyn, M (Mari-Louise)				Opponent Waring, C (Caydence)
3	4	Tournament Chess Power House 2023				Tournament 2024 Gauteng Inter-Region Chess Championship
		date 2023-08-19	rnd 5	type Standard	result 1	date 2024-01-13	rnd 3	type Standard	result 1
		Opponent Kwint, J (Jack)				Opponent Joubert, M (Morne)

#	Games	Start				End
1	2	Tournament CPH King David Linksfield Aug Rapid 2024				Tournament CPH King David Linksfield Aug Rapid 2024
		date 2024-08-18	rnd 1	type Rapid	result 1	date 2024-08-18	rnd 2	type Rapid	result 1
		Opponent Krawitz, A (Aminadav)				Opponent Greenblatt, N (Noah M)
2	2	Tournament Chess Molecules Rapid 2023				Tournament Chess Molecules Rapid 2023
		date 2023-09-23	rnd 4	type Rapid	result 1	date 2023-09-23	rnd 5	type Rapid	result 1
		Opponent Klaasen, R (Royston)				Opponent Skosana, I (Ishan)
3	2	Tournament Chess Molecules Rapid 2023				Tournament Chess Molecules Rapid 2023
		date 2023-09-23	rnd 1	type Rapid	result 1	date 2023-09-23	rnd 2	type Rapid	result 1
		Opponent Joseph, S (Solomon)				Opponent Kapur, Y (Yashvardhan)

#	Games	Start				End
1	2	Tournament JMC Blitz - Higher Ground 2023				Tournament JMC Blitz - Higher Ground 2023
		date 2023-06-17	rnd 6	type Blitz	result 1	date 2023-06-17	rnd 7	type Blitz	result 1
		Opponent Taylor, M (Matthew)				Opponent Hazelton-Lagarrigue, V (Vincent)
2	2	Tournament JMC Blitz - Higher Ground 2023				Tournament JMC Blitz - Higher Ground 2023
		date 2023-06-17	rnd 2	type Blitz	result 1	date 2023-06-17	rnd 3	type Blitz	result 1
		Opponent Naidoo, T (Tiana)				Opponent Deysel, R (Ryno)

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	Kay ,J (Jaime Leo)	1	1	425	1	1	425	0	0	0	0	0	0
1	Kay ,J (Jaime Leo)	1	1172.2	1597.2	1	1141.2	1597.2	0	0	0	0	0	0
2	Voigt ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
2	Voigt ,D (Daniel)	1	1424.2	1849.2	1	1493.9	1849.2	0	0	0	0	0	0
3	Steyn ,M (Mari-Louise)	1	1	425	1	1	425	0	0	0	0	0	0
3	Steyn ,M (Mari-Louise)	1	1204.2	1629.2	1	1204.4	1629.2	0	0	0	0	0	0
4	Mannar ,A (Aaryan)	1	1	425	1	1	425	0	0	0	0	0	0
4	Mannar ,A (Aaryan)	1	1315.1	1740.1	1	1338.7	1740.1	0	0	0	0	0	0
5	Mosae ,N (Ntando)	1	1	425	1	1	425	0	0	0	0	0	0
5	Mosae ,N (Ntando)	1	1157.8	1582.8	1	1156.8	1582.8	0	0	0	0	0	0
6	Brits ,E (Etienne)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Brits ,E (Etienne)	1	1559.3	1559.3	1	1561.7	1559.3	0	0	0	0	0	0
7	Thomson-Selibowitz ,R (Ryder)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Thomson-Selibowitz ,R (Ryder)	1	1278.7	853.7	1	1296.4	853.7	0	0	0	0	0	0
8	Khumalo ,ME (Musawenkosi Ethan)	1	1	425	1	1	425	0	0	0	0	0	0
8	Khumalo ,ME (Musawenkosi Ethan)	1	1296.7	1721.7	1	1418	1721.7	0	0	0	0	0	0
9	Baloyi ,B (Boikanyo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Baloyi ,B (Boikanyo)	1	1361.2	936.2	1	1349.9	936.2	0	0	0	0	0	0
10	Chadalavada ,B (Bhaarghavarama)	1	1	425	1	1	425	0	0	0	0	0	0
10	Chadalavada ,B (Bhaarghavarama)	1	1227.9	1652.9	1	1282.4	1652.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Kojetin, C (Connor)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms