Chess South Africa Ratings Database

PLAYER PAGE

Personal

Saunderson, C (Cohan)

Chess SA id

1100306991

FIDE id

534010459

Date of birth

2010-01-23 (U18)

Gender

Male

Region

ZF Mgcawu (NZF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-12-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1431	1432.2	1200	1200
Raw rating	1431	1432.2	1200	1200
Weighted rating	1385.8	1390	1200	1200
Weighted performance	1399.6	1391.4	0	0
Floor	952.3	959.8	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	119.3	119.1	165.8	165.8
Highest rating	1514.5 2024-08-01	1504 2024-08-01	1200 2024-07-01	1200 2024-07-01
Highest raw rating	1452.3 2025-06-01	1459.8 2025-06-01	1200 2024-07-01	1200 2024-07-01
Highest weighted rating	1452.3 2024-10-01	1459.8 2024-10-01	1200 2024-07-01	1200 2024-07-01
Highest weighted performance	1514.5 2024-08-01	1504 2024-08-01	1200 2024-07-01	1200 2024-07-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1431	1432.2	1200	1200
Analysis
Rating	1431	1432.2	1200	1200
Raw rating	1431	1432.2	1200	1200
Weighted rating	1385.8	1390	1200
Weighted performance	1399.6	1391.4	0
K-factor	32	32	36	36
Floor	952.3	959.8	700	700
Max/Min rating change allowed	119.3	119.1	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	1431	1432.2	1200	1200
New weighted rating	1393.5	1397.5	1200	1200
New weighted performance	1390.4	1382.2	0	0
Temp new rating	1431	1432.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1431	1432.2	1200	1200
New K-factor	32	32	36	36
New floor	952.3	959.8	700	700

Item	Main	Standard
	0	0
	40	40
	23	23
	0	0
	0	0
	0	0
History	63	63

Games since
	Main 63	Standard 63		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	ZF Mgcawu (NZF)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	1823		45		5
Male	1511		37		3
U16	251		16		3
U16 Male	197		12		2
Standard
	RSA		Province		Region
Overall	1681		46		5
Male	1386		39		3
U16	234		15		3
U16 Male	186		12		2
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	40	28	70	170	1298.7	1468.7
Standard	40	28	70	170	1298.7	1468.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	63	44	69.84	168.7	1279.9	1448.6
Standard	63	44	69.84	168.7	1279.9	1448.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1431	1432.2	1200	1200
2025-11-30	1434.9	1440.6	1200	1200
2025-11-01	1425.3	1430.3	1200	1200
2025-09-30	1425.3	1430.3	1200	1200
2025-09-01	1425.3	1430.3	1200	1200
2025-08-01	1452.3	1459.8	1200	1200
2025-07-01	1452.3	1459.8	1200	1200
2025-06-01	1452.3	1459.8	1200	1200
2025-05-01	1421.4	1422.5	1200	1200
2025-04-01	1402.2	1396.5	1200	1200
2025-03-01	1402.2	1396.5	1200	1200
2025-02-01	1319.4	1324	1200	1200
2025-01-01	1319.4	1324	1200	1200
2024-12-01	1332.7	1344.2	1200	1200
2024-11-01	1304	1311.8	1200	1200
2024-10-01	1304	1311.8	1200	1200
2024-09-01	1304	1311.8	1200	1200
2024-11-01	1247.5	1256.4	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	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	2025 Mzansi Individual Championships (U16 Open)	2025-12-17	2025-12-20	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
2	2025 Mzansi Inter Provincial Team Championships (U16 Open)	2025-12-15	2025-12-17	Standard	Nelson Mandela Bay (ENM)	6	5	4	Yes	Analysis
3	2025 Veltie Royal Chess Tournament	2025-10-31	2025-11-01	Standard	ZF Mgcawu (NZF)	5	5	3.5	Yes	Analysis
4	Northern Cape Closed 202 (U16 Open)	2025-08-22	2025-08-23	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
5	2025 Simmie Superstars Chess Tournament (U16)	2025-08-02	2025-08-02	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
6	Spartan Bishops Championships Elite 2025 (U16)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	5	2.5	Yes	Analysis
7	2025 ZFM Closed Chess Championship (U16)	2025-05-09	2025-05-10	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
8	Keimoes K & Q Chess Club Open 2025 (U16)	2025-05-03	2025-05-03	Standard	ZF Mgcawu (NZF)	6	0	0	No	Analysis
9	Pawn Stars Chess Tournament 12 April 2025 (C)	2025-04-12	2025-04-12	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
10	Grey College Team Championship 2025 (A)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
11	Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025 (A)	2025-01-31	2025-02-01	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
12	Mzansi Interprovincial Youth Chess Championships 2024 (U16 Open Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	3	Yes	Analysis
13	Paarl Boys' High Chess Festival 2024 (C)	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
14	2024 NC Closed Chess Championships (U16 Open)	2024-08-23	2024-08-25	Standard	Frances Baard (NCF)	5	5	4	Yes	Analysis
15	2024 Duineveld Open Toernooi (U14)	2024-07-20	2024-07-20	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2024 NC Closed Chess Championships				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-08-24	rnd 3	type Standard	result 1	date 2024-10-05	rnd 4	type Standard	result 1
		Opponent Cader, G (Ghamza)				Opponent Kruger, H (Handre)
2	6	Tournament Grey College Team Championship 2025				Tournament Pawn Stars Chess Tournament 12 April 2025
		date 2025-02-21	rnd 3	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Ntozakhe, S (Siyolise)				Opponent Hollenbach, W (Wian)
3	4	Tournament 2025 ZFM Closed Chess Championship				Tournament Spartan Bishops Championships Elite 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-24	rnd 2	type Standard	result 0.5
		Opponent Goeieman, F (Ferdlin)				Opponent Makeleni, L (Lelomso)

#	Games	Start				End
1	7	Tournament 2024 NC Closed Chess Championships				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-08-24	rnd 3	type Standard	result 1	date 2024-10-05	rnd 4	type Standard	result 1
		Opponent Cader, G (Ghamza)				Opponent Kruger, H (Handre)
2	6	Tournament Grey College Team Championship 2025				Tournament Pawn Stars Chess Tournament 12 April 2025
		date 2025-02-21	rnd 3	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Ntozakhe, S (Siyolise)				Opponent Hollenbach, W (Wian)
3	4	Tournament 2025 ZFM Closed Chess Championship				Tournament Spartan Bishops Championships Elite 2025
		date 2025-05-10	rnd 4	type Standard	result 1	date 2025-05-24	rnd 2	type Standard	result 0.5
		Opponent Goeieman, F (Ferdlin)				Opponent Makeleni, L (Lelomso)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament 2024 NC Closed Chess Championships				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-08-24	rnd 3	type Standard	result 1	date 2024-10-05	rnd 4	type Standard	result 1
		Opponent Cader, G (Ghamza)				Opponent Kruger, H (Handre)
2	6	Tournament Grey College Team Championship 2025				Tournament Pawn Stars Chess Tournament 12 April 2025
		date 2025-02-21	rnd 3	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Ntozakhe, S (Siyolise)				Opponent Hollenbach, W (Wian)
3	4	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025
		date 2024-12-19	rnd 7	type Standard	result 1	date 2025-02-01	rnd 3	type Standard	result 1
		Opponent Winterbach, J (Jayden)				Opponent Fourie, L (Lesia)

#	Games	Start				End
1	7	Tournament 2024 NC Closed Chess Championships				Tournament Paarl Boys' High Chess Festival 2024
		date 2024-08-24	rnd 3	type Standard	result 1	date 2024-10-05	rnd 4	type Standard	result 1
		Opponent Cader, G (Ghamza)				Opponent Kruger, H (Handre)
2	6	Tournament Grey College Team Championship 2025				Tournament Pawn Stars Chess Tournament 12 April 2025
		date 2025-02-21	rnd 3	type Standard	result 1	date 2025-04-12	rnd 3	type Standard	result 1
		Opponent Ntozakhe, S (Siyolise)				Opponent Hollenbach, W (Wian)
3	4	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Veltie Royal Klub Toernooi 31 Jan tot 1 Feb 2025
		date 2024-12-19	rnd 7	type Standard	result 1	date 2025-02-01	rnd 3	type Standard	result 1
		Opponent Winterbach, J (Jayden)				Opponent Fourie, L (Lesia)

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	Fourie ,L (Lesia)	5	2	-85	5	2	-85	0	0	0	0	0	0
1	Fourie ,L (Lesia)	5	1506.4	1421.4	5	1503.7	1421.4	0	0	0	0	0	0
2	Hollenbach ,W (Wian)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
2	Hollenbach ,W (Wian)	4	1325.9	1219.7	4	1331.9	1219.7	0	0	0	0	0	0
3	Goeieman ,F (Ferdlin)	3	3	425	3	3	425	0	0	0	0	0	0
3	Goeieman ,F (Ferdlin)	3	1219	1644	3	1222.4	1644	0	0	0	0	0	0
4	Steyn ,T (Tristen Jacobus)	2	2	425	2	2	425	0	0	0	0	0	0
4	Steyn ,T (Tristen Jacobus)	2	1199.4	1624.4	2	1199.3	1624.4	0	0	0	0	0	0
5	Van Rooyen ,A (Andre)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Van Rooyen ,A (Andre)	2	1552.9	1127.9	2	1555.2	1127.9	0	0	0	0	0	0
6	Daries ,R (Rio)	2	2	425	2	2	425	0	0	0	0	0	0
6	Daries ,R (Rio)	2	1165.9	1590.9	2	1158.6	1590.9	0	0	0	0	0	0
7	Mathebula ,L (Lethlogonolo)	2	1	0	2	1	0	0	0	0	0	0	0
7	Mathebula ,L (Lethlogonolo)	2	1333.2	1333.2	2	1297.1	1333.2	0	0	0	0	0	0
8	Van Zyl ,A (Aden)	2	2	425	2	2	425	0	0	0	0	0	0
8	Van Zyl ,A (Aden)	2	1244.8	1669.8	2	1252.2	1669.8	0	0	0	0	0	0
9	Burger ,S (Schalk Willem Petrus)	2	2	425	2	2	425	0	0	0	0	0	0
9	Burger ,S (Schalk Willem Petrus)	2	1145	1570	2	1137.3	1570	0	0	0	0	0	0
10	Siniwe ,T (Tinashe)	1	1	425	1	1	425	0	0	0	0	0	0
10	Siniwe ,T (Tinashe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Saunderson, C (Cohan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms