Chess South Africa Ratings Database

PLAYER PAGE

Personal

Saunderson, C (Cohan)

Chess SA id

1100306991

FIDE id

Date of birth

2010-01-23 (U16)

Gender

Male

Region

ZF Mgcawu (NZF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1374.5

Item	Main	Standard	Rapid	Blitz
Rating	1425.3	1430.3	1200	1200
Raw rating	1425.3	1430.3	1200	1200
Weighted rating	1358.5	1362.5	1200	1200
Weighted performance	1386.9	1386.7	0	0
Floor	952.3	959.8	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	120.3	119.4	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	1425.3	1430.3	1200	1200
Analysis
Rating	1425.3	1430.3	1200	1200
Raw rating	1425.3	1430.3	1200	1200
Weighted rating	1358.5	1362.5	1200
Weighted performance	1386.9	1386.7	0
K-factor	32	32	36	36
Floor	952.3	959.8	700	700
Max/Min rating change allowed	120.3	119.4	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	1425.3	1430.3	1200	1200
New weighted rating	1368	1372.1	1200	1200
New weighted performance	1386.4	1386.2	0	0
Temp new rating	1425.3	1430.3	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1425.3	1430.3	1200	1200
New K-factor	32	32	36	36
New floor	952.3	959.8	700	700

Item	Main	Standard
	0	0
	35	35
	23	23
	0	0
	0	0
	0	0
History	58	58

Games since
	Main 58	Standard 58		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	ZF Mgcawu (NZF)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	1916		50		5
Male	1600		43		4
U16	272		18		3
U16 Male	213		14		2
Standard
	RSA		Province		Region
Overall	1752		49		5
Male	1457		43		4
U16	250		17		3
U16 Male	200		13		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	35	24.5	70	170	1297.3	1467.3
Standard	35	24.5	70	170	1297.3	1467.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	58	40.5	69.83	168.5	1277.5	1446.1
Standard	58	40.5	69.83	168.5	1277.5	1446.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
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
2024-08-01	1247.5	1256.4	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	Northern Cape Closed 202 (U16 Open)	2025-08-22	2025-08-23	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
2	2025 Simmie Superstars Chess Tournament (U16)	2025-08-02	2025-08-02	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
3	Spartan Bishops Championships Elite 2025 (U16)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	5	2.5	Yes	Analysis
4	2025 ZFM Closed Chess Championship (U16)	2025-05-09	2025-05-10	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
5	Keimoes K & Q Chess Club Open 2025 (U16)	2025-05-03	2025-05-03	Standard	ZF Mgcawu (NZF)	6	0	0	No	Analysis
6	Pawn Stars Chess Tournament 12 April 2025 (C)	2025-04-12	2025-04-12	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
7	Grey College Team Championship 2025 (A)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
8	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

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Northern Cape Closed 202 (U16 Open)	2025-08-22	2025-08-23	Standard	ZF Mgcawu (NZF)	5	5	2	Yes	Analysis
2	2025 Simmie Superstars Chess Tournament (U16)	2025-08-02	2025-08-02	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
3	Spartan Bishops Championships Elite 2025 (U16)	2025-05-23	2025-05-25	Standard	Frances Baard (NCF)	5	5	2.5	Yes	Analysis
4	2025 ZFM Closed Chess Championship (U16)	2025-05-09	2025-05-10	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
5	Keimoes K & Q Chess Club Open 2025 (U16)	2025-05-03	2025-05-03	Standard	ZF Mgcawu (NZF)	6	0	0	No	Analysis
6	Pawn Stars Chess Tournament 12 April 2025 (C)	2025-04-12	2025-04-12	Standard	ZF Mgcawu (NZF)	5	5	4	Yes	Analysis
7	Grey College Team Championship 2025 (A)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
8	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
9	Mzansi Interprovincial Youth Chess Championships 2024 (U16 Open Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	3	Yes	Analysis
10	Paarl Boys' High Chess Festival 2024 (C)	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	6	5	Yes	Analysis
11	2024 NC Closed Chess Championships (U16 Open)	2024-08-23	2024-08-25	Standard	Frances Baard (NCF)	5	5	4	Yes	Analysis
12	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)	4	2	0	4	2	0	0	0	0	0	0	0
1	Fourie ,L (Lesia)	4	1502.8	1502.8	4	1501.2	1502.8	0	0	0	0	0	0
2	Goeieman ,F (Ferdlin)	3	3	425	3	3	425	0	0	0	0	0	0
2	Goeieman ,F (Ferdlin)	3	1219	1644	3	1222.4	1644	0	0	0	0	0	0
3	Hollenbach ,W (Wian)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Hollenbach ,W (Wian)	3	1289.1	1147.4	3	1295.8	1147.4	0	0	0	0	0	0
4	Mathebula ,L (Lethlogonolo)	2	1	0	2	1	0	0	0	0	0	0	0
4	Mathebula ,L (Lethlogonolo)	2	1333.2	1333.2	2	1297.1	1333.2	0	0	0	0	0	0
5	Burger ,S (Schalk Willem Petrus)	2	2	425	2	2	425	0	0	0	0	0	0
5	Burger ,S (Schalk Willem Petrus)	2	1145	1570	2	1137.3	1570	0	0	0	0	0	0
6	Van Zyl ,A (Aden)	2	2	425	2	2	425	0	0	0	0	0	0
6	Van Zyl ,A (Aden)	2	1244.8	1669.8	2	1252.2	1669.8	0	0	0	0	0	0
7	Van Rooyen ,A (Andre)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Van Rooyen ,A (Andre)	2	1552.9	1127.9	2	1555.2	1127.9	0	0	0	0	0	0
8	Steyn ,T (Tristen Jacobus)	1	1	425	1	1	425	0	0	0	0	0	0
8	Steyn ,T (Tristen Jacobus)	1	1199.8	1624.8	1	1199.7	1624.8	0	0	0	0	0	0
9	Mogodi ,M (Morongwa)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mogodi ,M (Morongwa)	1	1508.6	1083.6	1	1510.8	1083.6	0	0	0	0	0	0
10	Wyl ,C (Caleb Reatlegile)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Wyl ,C (Caleb Reatlegile)	1	1556.7	1131.7	1	1557.9	1131.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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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