Chess South Africa Ratings Database

PLAYER PAGE

Personal

Osborn, C (Cyngen)

Chess SA id

1050152893

FIDE id

Date of birth

2005-01-19 (Adult)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-09-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1235.7	1225	1214	1200
Raw rating	1235.7	1225	1214	1200
Weighted rating	1235.7	1225	1214	1200
Weighted performance	0	0	0	0
Floor	735.7	725	714	700
K-factor	36	36	36	36
Min/Max rating change allowed	157.6	160	162.5	165.8
Highest rating	1380.5 2023-07-01	1278.8 2023-08-01	1443.1 2023-07-01	1200 2018-10-01
Highest raw rating	1235.7 2024-03-01	1225 2024-03-01	1214 2024-03-01	1200 2024-03-01
Highest weighted rating	1235.7 2025-08-01	1225 2025-08-01	1214 2025-06-01	1200 2018-10-01
Highest weighted performance	1380.5 2023-07-01	1278.8 2023-08-01	1443.1 2023-07-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1235.7	1225	1214	1200
Analysis
Rating	1235.7	1225	1214	1200
Raw rating	1235.7	1225	1214	1200
Weighted rating	1235.7	1225	1214
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	735.7	725	714	700
Max/Min rating change allowed	157.6	160	162.5	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	1235.7	1225	1214	1200
New weighted rating	1235.7	1225	1214	1200
New weighted performance	0	0	0	0
Temp new rating	1235.7	1225	1214	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1235.7	1225	1214	1200
New K-factor	36	36	36	36
New floor	735.7	725	714	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	17	10	7
	0	0	0
	0	0	0
History	17	10	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Cape Town (WCT)
Province	Western Cape (WC)
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	17	9.5	55.88	50	1227.1	1277.1
Standard	10	5.5	55	42.5	1245.9	1288.4
Rapid	7	4	57.14	60.7	1200.1	1260.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1235.7	1225	1214	1200
2025-09-01	1235.7	1225	1214	1200
2025-08-01	1235.7	1225	1214	1200
2025-07-01	1235.7	1225	1214	1200
2025-06-01	1235.7	1225	1214	1200
2025-05-01	1235.7	1225	1214	1200
2025-04-01	1235.7	1225	1214	1200
2025-03-01	1235.7	1225	1214	1200
2025-02-01	1235.7	1225	1214	1200
2025-01-01	1235.7	1225	1214	1200
2024-12-01	1235.7	1225	1214	1200
2024-11-01	1235.7	1225	1214	1200
2024-10-01	1235.7	1225	1214	1200
2024-09-01	1235.7	1225	1214	1200
2024-08-01	1235.7	1225	1214	1200
2024-07-01	1235.7	1225	1214	1200
2024-06-01	1235.7	1225	1214	1200
2024-08-01	1235.7	1225	1214	1200
2024-04-01	1235.7	1225	1214	1200
2024-03-01	1235.7	1225	1214	1200
2024-02-01	1235.7	1225	1214	1200
2024-01-01	1235.7	1225	1214	1200
2023-12-01	1235.7	1225	1214	1200
2023-11-01	1235.7	1225	1214	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	Western Cape Top Schools 2023 (U18 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	5	2.5	Yes	Analysis
2	CW Top Schools 2023 (Intermediate)	2023-08-12	2023-08-12	Standard	West Coast (WCU)	5	5	3	Yes	Analysis
3	CT Metro District South Top Schools 2023 (U17+U19 Mixed)	2023-07-29	2023-07-29	Rapid	Cape Town (WCT)	2	2	2	Yes	Analysis
4	Cape Town Open 2023 (Rapid)	2023-03-26	2023-03-26	Rapid	Cape Town (WCT)	6	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Baartman, J (Jason)				Opponent Speelman, M (Marcelino)
2	3	Tournament Cape Town Open 2023				Tournament CT Metro District South Top Schools 2023
		date 2023-03-26	rnd 6	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Mudenda, D (Daniel)				Opponent Magqira, L (Lonwabo)
3	2	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 1	type Standard	result 0.5	date 2023-09-02	rnd 2	type Standard	result 1
		Opponent Du Plessis, LJ (Lodewyk Johannes)				Opponent Tshapu, Y (Yibanathi)

#	Games	Start				End
1	3	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Baartman, J (Jason)				Opponent Speelman, M (Marcelino)
2	2	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 1	type Standard	result 0.5	date 2023-09-02	rnd 2	type Standard	result 1
		Opponent Du Plessis, LJ (Lodewyk Johannes)				Opponent Tshapu, Y (Yibanathi)
3	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 4	type Standard	result 1	date 2023-09-02	rnd 4	type Standard	result 1
		Opponent Matshaya, Y (Yanga)				Opponent Matshaya, Y (Yanga)

#	Games	Start				End
1	3	Tournament Cape Town Open 2023				Tournament CT Metro District South Top Schools 2023
		date 2023-03-26	rnd 6	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Mudenda, D (Daniel)				Opponent Magqira, L (Lonwabo)
2	1	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-26	rnd 3	type Rapid	result 1	date 2023-03-26	rnd 3	type Rapid	result 1
		Opponent Badenhorst, Z (Zander)				Opponent Badenhorst, Z (Zander)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Baartman, J (Jason)				Opponent Speelman, M (Marcelino)
2	3	Tournament Cape Town Open 2023				Tournament CT Metro District South Top Schools 2023
		date 2023-03-26	rnd 6	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Mudenda, D (Daniel)				Opponent Magqira, L (Lonwabo)
3	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 4	type Standard	result 1	date 2023-09-02	rnd 4	type Standard	result 1
		Opponent Matshaya, Y (Yanga)				Opponent Matshaya, Y (Yanga)

#	Games	Start				End
1	3	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-12	rnd 2	type Standard	result 1	date 2023-08-12	rnd 4	type Standard	result 1
		Opponent Baartman, J (Jason)				Opponent Speelman, M (Marcelino)
2	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 4	type Standard	result 1	date 2023-09-02	rnd 4	type Standard	result 1
		Opponent Matshaya, Y (Yanga)				Opponent Matshaya, Y (Yanga)
3	1	Tournament Western Cape Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-09-02	rnd 2	type Standard	result 1	date 2023-09-02	rnd 2	type Standard	result 1
		Opponent Tshapu, Y (Yibanathi)				Opponent Tshapu, Y (Yibanathi)

#	Games	Start				End
1	3	Tournament Cape Town Open 2023				Tournament CT Metro District South Top Schools 2023
		date 2023-03-26	rnd 6	type Rapid	result 1	date 2023-07-29	rnd 2	type Rapid	result 1
		Opponent Mudenda, D (Daniel)				Opponent Magqira, L (Lonwabo)
2	1	Tournament Cape Town Open 2023				Tournament Cape Town Open 2023
		date 2023-03-26	rnd 3	type Rapid	result 1	date 2023-03-26	rnd 3	type Rapid	result 1
		Opponent Badenhorst, Z (Zander)				Opponent Badenhorst, Z (Zander)

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	Matshaya ,Y (Yanga)	1	1	425	1	1	425	0	0	0	0	0	0
1	Matshaya ,Y (Yanga)	1	1171	1596	1	1156.9	1596	0	0	0	0	0	0
2	Klaasens ,J (Jemaine)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Klaasens ,J (Jemaine)	1	1220.4	795.4	1	1200	795.4	0	0	0	0	0	0
3	Grobler ,Z (Zandre)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Grobler ,Z (Zandre)	1	1478.7	1053.7	1	1439.2	1053.7	0	0	0	0	0	0
4	Klein ,I (Irwin)	1	1	425	1	1	425	0	0	0	0	0	0
4	Klein ,I (Irwin)	1	1145.5	1570.5	1	1198.5	1570.5	0	0	0	0	0	0
5	Van Tonder ,WF (Willem Frederick)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Van Tonder ,WF (Willem Frederick)	1	1151.5	726.5	1	1147.4	726.5	0	0	0	0	0	0
6	Speelman ,M (Marcelino)	1	1	425	1	1	425	0	0	0	0	0	0
6	Speelman ,M (Marcelino)	1	1185.4	1610.4	1	1199.2	1610.4	0	0	0	0	0	0
7	Kiewiet ,M (Marvin)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Kiewiet ,M (Marvin)	1	1376.7	951.7	1	1310.5	951.7	0	0	0	0	0	0
8	Baartman ,J (Jason)	1	1	425	1	1	425	0	0	0	0	0	0
8	Baartman ,J (Jason)	1	1231.1	1656.1	1	1200	1656.1	0	0	0	0	0	0
9	Du Plessis ,LJ (Lodewyk Johannes)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Du Plessis ,LJ (Lodewyk Johannes)	1	1216.9	1216.9	1	1219.2	1216.9	0	0	0	0	0	0
10	Tshapu ,Y (Yibanathi)	1	1	425	1	1	425	0	0	0	0	0	0
10	Tshapu ,Y (Yibanathi)	1	1282.1	1707.1	1	1200	1707.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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Personal

Osborn, C (Cyngen)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms