Chess South Africa Ratings Database

PLAYER PAGE

Personal

De La Rey, C (Callum)

Chess SA id

1120134740

FIDE id

Date of birth

2012-02-21 (U16)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1154.1	1146	1200	1200
Raw rating	1154.1	1146	1200	1200
Weighted rating	1133.8	1119	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	177	179.1	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1154.1	1146	1200	1200
Analysis
Rating	1154.1	1146	1200	1200
Raw rating	1154.1	1146	1200	1200
Weighted rating	1133.8	1119	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	177	179.1	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	1154.1	1146	1200	1200
New weighted rating	1135.8	1121.7	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1154.1	1146	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1154.1	1146	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	11	11
	0	0
	0	0
	11	11
	0	0
History	22	22

Games since
	Main 11	Standard 11		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	3.5	31.82	-154.5	1283.2	1128.7
Standard	11	3.5	31.82	-154.5	1283.2	1128.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	22	6.5	29.55	-173.9	1237.9	1064
Standard	22	6.5	29.55	-173.9	1237.9	1064
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1154.1	1146	1200	1200
2025-11-30	1154.1	1146	1200	1200
2025-11-01	1154.1	1146	1200	1200
2025-09-30	1154.1	1146	1200	1200
2025-09-01	1154.1	1146	1200	1200
2025-08-01	1122.1	1103.3	1200	1200
2025-07-01	1122.1	1103.3	1200	1200
2025-06-01	1122.1	1103.3	1200	1200
2025-05-01	1122	1103.2	1200	1200
2025-04-01	1119.6	1100.8	1200	1200
2025-03-01	1122.4	1103.6	1200	1200
2025-02-01	1122.4	1103.6	1200	1200
2025-01-01	1122.4	1103.6	1200	1200
2024-12-01	1122.4	1103.6	1200	1200
2024-11-01	1122.4	1103.6	1200	1200
2024-10-01	1122.4	1103.6	1200	1200
2024-09-01	1122.4	1103.6	1200	1200
2024-11-01	1122.4	1103.6	1200	1200
2024-07-01	1122.4	1103.6	1200	1200
2024-06-01	1122.4	1103.6	1200	1200
2024-05-01	1122.4	1103.6	1200	1200
2024-04-01	1122.4	1103.6	1200	1200
2024-03-01	1122.4	1103.6	1200	1200
2024-02-01	1122.4	1103.6	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	Cape Town Metro North Top Schools 2025 (U13)	2025-08-01	2025-08-02	Standard	Cape Town (WCT)	5	5	2.5	Yes	Analysis
2	Cape Town Open Chess Festival 2025 (C)	2025-03-22	2025-03-23	Standard	Cape Town (WCT)	6	6	1	Yes	Analysis
3	Cape Winelands Open 2022 (U12)	2022-02-12	2022-02-13	Standard	Cape Winelands (WCW)	6	5	2	Yes	Analysis
4	2022 Cape Of Good Hope Open (Intrmediate)	2022-01-29	2022-01-30	Standard	Cape Town (WCT)	6	6	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 3	type Standard	result 1	date 2025-08-02	rnd 4	type Standard	result 0.5
		Opponent Geldenhuys, K (Katja)				Opponent Maansdorp, C (Cirgio)
2	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-01	rnd 1	type Standard	result 1	date 2025-08-01	rnd 1	type Standard	result 1
		Opponent Cupido, T (Tatum)				Opponent Cupido, T (Tatum)
3	1	Tournament Cape Town Open Chess Festival 2025				Tournament Cape Town Open Chess Festival 2025
		date 2025-03-23	rnd 4	type Standard	result 1	date 2025-03-23	rnd 4	type Standard	result 1
		Opponent Chumpitaz Avila, J (Josef)				Opponent Chumpitaz Avila, J (Josef)

#	Games	Start				End
1	2	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 3	type Standard	result 1	date 2025-08-02	rnd 4	type Standard	result 0.5
		Opponent Geldenhuys, K (Katja)				Opponent Maansdorp, C (Cirgio)
2	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-01	rnd 1	type Standard	result 1	date 2025-08-01	rnd 1	type Standard	result 1
		Opponent Cupido, T (Tatum)				Opponent Cupido, T (Tatum)
3	1	Tournament Cape Town Open Chess Festival 2025				Tournament Cape Town Open Chess Festival 2025
		date 2025-03-23	rnd 4	type Standard	result 1	date 2025-03-23	rnd 4	type Standard	result 1
		Opponent Chumpitaz Avila, J (Josef)				Opponent Chumpitaz Avila, J (Josef)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 3	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Geldenhuys, K (Katja)				Opponent Geldenhuys, K (Katja)
2	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-01	rnd 1	type Standard	result 1	date 2025-08-01	rnd 1	type Standard	result 1
		Opponent Cupido, T (Tatum)				Opponent Cupido, T (Tatum)
3	1	Tournament Cape Town Open Chess Festival 2025				Tournament Cape Town Open Chess Festival 2025
		date 2025-03-23	rnd 4	type Standard	result 1	date 2025-03-23	rnd 4	type Standard	result 1
		Opponent Chumpitaz Avila, J (Josef)				Opponent Chumpitaz Avila, J (Josef)

#	Games	Start				End
1	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-02	rnd 3	type Standard	result 1	date 2025-08-02	rnd 3	type Standard	result 1
		Opponent Geldenhuys, K (Katja)				Opponent Geldenhuys, K (Katja)
2	1	Tournament Cape Town Metro North Top Schools 2025				Tournament Cape Town Metro North Top Schools 2025
		date 2025-08-01	rnd 1	type Standard	result 1	date 2025-08-01	rnd 1	type Standard	result 1
		Opponent Cupido, T (Tatum)				Opponent Cupido, T (Tatum)
3	1	Tournament Cape Town Open Chess Festival 2025				Tournament Cape Town Open Chess Festival 2025
		date 2025-03-23	rnd 4	type Standard	result 1	date 2025-03-23	rnd 4	type Standard	result 1
		Opponent Chumpitaz Avila, J (Josef)				Opponent Chumpitaz Avila, J (Josef)

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	Nel ,C (Charles Paul)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Nel ,C (Charles Paul)	1	1654.4	1229.4	1	1671.9	1229.4	0	0	0	0	0	0
2	Macilikishe ,A (Anda)	1	1	425	1	1	425	0	0	0	0	0	0
2	Macilikishe ,A (Anda)	1	1065.8	1490.8	1	1087.6	1490.8	0	0	0	0	0	0
3	Geldenhuys ,K (Katja)	1	1	425	1	1	425	0	0	0	0	0	0
3	Geldenhuys ,K (Katja)	1	1326.6	1751.6	1	1356.4	1751.6	0	0	0	0	0	0
4	Sombalo ,L (Luvolwethu)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Sombalo ,L (Luvolwethu)	1	1240.3	815.3	1	1244.6	815.3	0	0	0	0	0	0
5	Chumpitaz Avila ,J (Josef)	1	1	425	1	1	425	0	0	0	0	0	0
5	Chumpitaz Avila ,J (Josef)	1	1208.1	1633.1	1	1164.9	1633.1	0	0	0	0	0	0
6	Goosen ,J (Jeandre)	1	1	425	1	1	425	0	0	0	0	0	0
6	Goosen ,J (Jeandre)	1	1192.1	1617.1	1	1124.1	1617.1	0	0	0	0	0	0
7	Allie ,AD (Abdu Dayaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Allie ,AD (Abdu Dayaan)	1	1163.9	738.9	1	1168.4	738.9	0	0	0	0	0	0
8	Van Zyl ,JM (Johannes Martin)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Zyl ,JM (Johannes Martin)	1	1224.4	799.4	1	1221.2	799.4	0	0	0	0	0	0
9	Russell ,C (Christopher)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Russell ,C (Christopher)	1	1188	763	1	1203.2	763	0	0	0	0	0	0
10	Finini ,K (Kamva)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Finini ,K (Kamva)	1	1231.5	806.5	1	1196.2	806.5	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

De La Rey, C (Callum)

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