Chess South Africa Ratings Database

PLAYER PAGE

Personal

Morrison, C (Callum)

Chess SA id

1090138521

FIDE id

Date of birth

2009-10-29 (U18)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1211.6

Item	Main	Standard	Rapid	Blitz
Rating	1267	1267	1200	1200
Raw rating	1265.4	1265.5	1200	1200
Weighted rating	1267	1267	1200	1200
Weighted performance	1116.2	1108.2	0	0
Floor	774.2	774.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	151.1	151.1	165.8	165.8
Highest rating	1274.2 2024-04-01	1274.4 2024-04-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1274.2 2024-04-01	1274.4 2024-04-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1265.4 2025-08-01	1265.5 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1226.1 2025-03-01	1268.9 2024-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.2	0.2	0	0
New rating	1267.2	1267.2	1200	1200
Analysis
Rating	1267	1267	1200	1200
Raw rating	1265.4	1265.5	1200	1200
Weighted rating	1267	1267	1200
Weighted performance	1116.2	1108.2	0
K-factor	36	36	36	36
Floor	774.2	774.4	700	700
Max/Min rating change allowed	151.1	151.1	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	1265.4	1265.5	1200	1200
New weighted rating	1267.2	1267.2	1200	1200
New weighted performance	1108.6	1100.6	0	0
Temp new rating	1267.2	1267.2	1200	1200
Temp new rating +/-	0.2	0.2	0	0
Final new rating +/-	0.2	0.2	0	0
New rating	1267.2	1267.2	1200	1200
New K-factor	36	36	36	36
New floor	774.2	774.4	700	700

Item	Main	Standard
	0	0
	11	11
	11	11
	12	12
	0	0
	0	0
History	34	34

Games since
	Main 22	Standard 22		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Cape Town (WCT)
Province	Western Cape (WC)
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	11	6	54.55	38.6	1203	1241.6
Standard	11	6	54.55	38.6	1203	1241.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	34	18.5	54.41	37.5	1252.6	1290.1
Standard	34	18.5	54.41	37.5	1252.6	1290.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1265.4	1265.5	1200	1200
2025-09-30	1265.4	1265.5	1200	1200
2025-09-01	1265.4	1265.5	1200	1200
2025-08-01	1265.4	1265.5	1200	1200
2025-07-01	1264.6	1264.7	1200	1200
2025-06-01	1263.7	1263.8	1200	1200
2025-05-01	1263.5	1262.9	1200	1200
2025-04-01	1263.5	1261.9	1200	1200
2025-03-01	1263.5	1260.8	1200	1200
2025-02-01	1274.2	1274.4	1200	1200
2025-01-01	1274.2	1274.4	1200	1200
2024-12-01	1274.2	1274.4	1200	1200
2024-11-01	1274.2	1274.4	1200	1200
2024-10-01	1274.2	1274.4	1200	1200
2024-09-01	1274.2	1274.4	1200	1200
2024-08-01	1274.2	1274.4	1200	1200
2024-07-01	1274.2	1274.4	1200	1200
2024-09-01	1274.2	1274.4	1200	1200
2024-05-01	1274.2	1274.4	1200	1200
2024-04-01	1274.2	1274.4	1200	1200
2024-03-01	1248.8	1254.6	1200	1200
2024-02-01	1220.1	1221.8	1200	1200
2024-01-01	1220.1	1221.8	1200	1200
2023-12-01	1220.1	1221.8	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	Grey College Team Championship 2025 (B)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
2	District South Schools Chess Individual Trials 2025 (U18+U20)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Grey College Team Championship 2025 (B)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
2	District South Schools Chess Individual Trials 2025 (U18+U20)	2025-02-01	2025-02-02	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
3	Cape Town Metro Schools Chess Closed Individuals 2024 (U15 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
4	District South Schools Chess Individual Trials 2024 (U15 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
5	Cape Town Metro Schools Chess Closed Individuals 2023 (U15 Boys)	2023-02-03	2023-03-04	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
6	District South Schools Chess Individual Trials 2023 (U15 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
7	WP Schools Chess District South 2022 (U13)	2022-03-05	2022-03-05	Rapid	Cape Town (WCT)	6	0	0	No	Analysis

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 3	type Standard	result 1	date 2025-02-22	rnd 5	type Standard	result 1
		Opponent van der Heever, K (Keanu)				Opponent Kgethe, O (Omphile)
2	3	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-02	rnd 2	type Standard	result 0.5	date 2024-03-03	rnd 4	type Standard	result 1
		Opponent Joubert, E (Ethan)				Opponent Ashenden, J (Jamie)
3	3	Tournament District South Schools Chess Individual Trials 2024				Tournament District South Schools Chess Individual Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Jones, A (Ameer Abbas)				Opponent Hargreaves, D (Daniel)

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 3	type Standard	result 1	date 2025-02-22	rnd 5	type Standard	result 1
		Opponent van der Heever, K (Keanu)				Opponent Kgethe, O (Omphile)
2	3	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-02	rnd 2	type Standard	result 0.5	date 2024-03-03	rnd 4	type Standard	result 1
		Opponent Joubert, E (Ethan)				Opponent Ashenden, J (Jamie)
3	3	Tournament District South Schools Chess Individual Trials 2024				Tournament District South Schools Chess Individual Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Jones, A (Ameer Abbas)				Opponent Hargreaves, D (Daniel)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 3	type Standard	result 1	date 2025-02-22	rnd 5	type Standard	result 1
		Opponent van der Heever, K (Keanu)				Opponent Kgethe, O (Omphile)
2	3	Tournament District South Schools Chess Individual Trials 2024				Tournament District South Schools Chess Individual Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Jones, A (Ameer Abbas)				Opponent Hargreaves, D (Daniel)
3	2	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-03	rnd 4	type Standard	result 1
		Opponent Janse Van Rensburg, D (Daniel)				Opponent Ashenden, J (Jamie)

#	Games	Start				End
1	3	Tournament Grey College Team Championship 2025				Tournament Grey College Team Championship 2025
		date 2025-02-21	rnd 3	type Standard	result 1	date 2025-02-22	rnd 5	type Standard	result 1
		Opponent van der Heever, K (Keanu)				Opponent Kgethe, O (Omphile)
2	3	Tournament District South Schools Chess Individual Trials 2024				Tournament District South Schools Chess Individual Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Jones, A (Ameer Abbas)				Opponent Hargreaves, D (Daniel)
3	2	Tournament Cape Town Metro Schools Chess Closed Individuals 2024				Tournament Cape Town Metro Schools Chess Closed Individuals 2024
		date 2024-03-02	rnd 3	type Standard	result 1	date 2024-03-03	rnd 4	type Standard	result 1
		Opponent Janse Van Rensburg, D (Daniel)				Opponent Ashenden, J (Jamie)

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	Owens ,J (Joshua)	2	1	0	2	1	0	0	0	0	0	0	0
1	Owens ,J (Joshua)	2	1160.4	1160.4	2	1127.6	1160.4	0	0	0	0	0	0
2	Waggie ,M (Miqaeel)	2	2	425	2	2	425	0	0	0	0	0	0
2	Waggie ,M (Miqaeel)	2	1157.1	1582.1	2	1192.8	1582.1	0	0	0	0	0	0
3	De Vletter ,S (Samuel)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	De Vletter ,S (Samuel)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Gerber ,J (Janike)	1	1	425	1	1	425	0	0	0	0	0	0
4	Gerber ,J (Janike)	1	1176	1601	1	1200	1601	0	0	0	0	0	0
5	van der Heever ,K (Keanu)	1	1	425	1	1	425	0	0	0	0	0	0
5	van der Heever ,K (Keanu)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Van Wyk ,W (Will)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Van Wyk ,W (Will)	1	1311.5	886.5	1	1281.1	886.5	0	0	0	0	0	0
7	Murudker ,M (Mughammed Ameer Enus)	1	1	425	1	1	425	0	0	0	0	0	0
7	Murudker ,M (Mughammed Ameer Enus)	1	1260.6	1685.6	1	1240.8	1685.6	0	0	0	0	0	0
8	Gwanzura ,K (Kevin)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Gwanzura ,K (Kevin)	1	1424.3	999.3	1	1385.3	999.3	0	0	0	0	0	0
9	Swartz ,M (Mohammad Khayyaam)	1	1	425	1	1	425	0	0	0	0	0	0
9	Swartz ,M (Mohammad Khayyaam)	1	1193.9	1618.9	1	1188.8	1618.9	0	0	0	0	0	0
10	Hart ,J (Joshua)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Hart ,J (Joshua)	1	1273.9	848.9	1	1271.2	848.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Morrison, C (Callum)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms