Chess South Africa Ratings Database

PLAYER PAGE

Personal

Devereux, C (Cayden)

Chess SA id

1110304110

FIDE id

Date of birth

2011-03-03 (U16)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-21

Personal details last changed

1900-01-01

Junior GPX Games

63.6

Junior GPX Points

1234.7

Item	Main	Standard	Rapid	Blitz
Rating	1282.4	1269	1249.7	1200
Raw rating	1274.6	1262.9	1249.7	1200
Weighted rating	1282.4	1269	1243.9	1200
Weighted performance	1215.8	1204	0	0
Floor	876.6	858.9	761.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	149.1	151.6	154.5	165.8
Highest rating	1376.6 2025-01-01	1358.9 2025-01-01	1473.7 2024-09-01	1200 2024-05-01
Highest raw rating	1376.6 2025-01-01	1358.9 2025-01-01	1261.6 2024-10-01	1200 2024-05-01
Highest weighted rating	1281.1 2025-09-30	1267.9 2025-09-30	1238.7 2025-08-01	1200 2024-05-01
Highest weighted performance	1378.6 2025-01-01	1358 2025-01-01	1473.7 2024-09-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	1	0.9	0	0
New rating	1283.4	1269.9	1249.7	1200
Analysis
Rating	1282.4	1269	1249.7	1200
Raw rating	1274.6	1262.9	1249.7	1200
Weighted rating	1282.4	1269	1243.9
Weighted performance	1215.8	1204	0
K-factor	36	36	36	36
Floor	876.6	858.9	761.6	700
Max/Min rating change allowed	149.1	151.6	154.5	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	1274.6	1262.9	1249.7	1200
New weighted rating	1283.4	1269.9	1245.3	1200
New weighted performance	1208.6	1196.8	0	0
Temp new rating	1283.4	1269.9	1249.7	1200
Temp new rating +/-	1	0.9	0	0
Final new rating +/-	1	0.9	0	0
New rating	1283.4	1269.9	1249.7	1200
New K-factor	36	36	36	36
New floor	876.6	858.9	761.6	700

Item	Main	Standard	Rapid
	0	0	0
	53	43	10
	36	31	5
	0	0	0
	0	0	0
	0	0	0
History	89	74	15

Games since
	Main 89	Standard 74		Rapid 15		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	3430		1149		321
Male	2660		886		259
U16	550		189		51
U16 Male	397		132		40
Standard
	RSA		Province		Region
Overall	3465		1249		336
Male	2675		969		269
U16	574		205		57
U16 Male	417		146		45
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	53	19	35.85	-120.3	1359.9	1239.6
Standard	43	13.5	31.4	-158.1	1381.2	1223.1
Rapid	10	5.5	55	42.5	1268.3	1310.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	89	41	46.07	-33.4	1325.9	1292.5
Standard	74	31.5	42.57	-63.2	1338.9	1275.7
Rapid	15	9.5	63.33	113.3	1261.8	1375.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1274.6	1262.9	1249.7	1200
2025-09-30	1274.6	1262.9	1249.7	1200
2025-09-01	1292.2	1279.5	1249.7	1200
2025-08-01	1276.2	1263.4	1249.7	1200
2025-07-01	1273.3	1259.9	1249.7	1200
2025-06-01	1270.6	1259	1245.2	1200
2025-05-01	1269.6	1264	1245.2	1200
2025-04-01	1337.1	1315.2	1261.6	1200
2025-03-01	1376.6	1358.9	1261.6	1200
2025-02-01	1376.6	1358.9	1261.6	1200
2025-01-01	1376.6	1358.9	1261.6	1200
2024-12-01	1268.4	1235.1	1261.6	1200
2024-11-01	1268.4	1235.1	1261.6	1200
2024-10-01	1268.4	1235.1	1261.6	1200
2024-09-01	1228.1	1230.1	1200	1200
2024-08-01	1228.1	1230.1	1200	1200
2024-07-01	1215.6	1216.4	1200	1200
2024-09-01	1215.6	1216.4	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
2024-01-01	1200	1200	1200	1200
2023-12-01	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	Ekurhuleni Trial 4 2025 (D)	2025-09-21	2025-09-21	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
2	East Rand Chess Club Open 2025 (B)	2025-08-09	2025-08-09	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
3	East Rand Chess Club Open 2025 (B)	2025-08-09	2025-08-09	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
4	Chess Power House Aug Open 2025 (B)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	4	0.5	Yes	Analysis
5	Ekurhuleni Trials 2025 (D)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	South African Open 2025 (U16 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	0	0	No	Analysis
7	Ekurhuleni Trial 2 2025 (D)	2025-06-21	2025-06-21	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
8	Chess Power House Youth Day Rapid 2025 (B)	2025-06-16	2025-06-16	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
9	Benoni High School Cluster 2025 (U19)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
10	Chess Molecules Open Tournament 2025 (A)	2025-04-19	2025-04-19	Rapid	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
11	South African Junior Closed Chess Championships 2025 (U14 Open)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	8	1	Yes	Analysis
12	Chess Power House March Open 2025 (B)	2025-03-22	2025-03-22	Standard	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Ekurhuleni Trial 4 2025 (D)	2025-09-21	2025-09-21	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
2	East Rand Chess Club Open 2025 (B)	2025-08-09	2025-08-09	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
3	East Rand Chess Club Open 2025 (B)	2025-08-09	2025-08-09	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
4	Chess Power House Aug Open 2025 (B)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	4	0.5	Yes	Analysis
5	Ekurhuleni Trials 2025 (D)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
6	South African Open 2025 (U16 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	0	0	No	Analysis
7	Ekurhuleni Trial 2 2025 (D)	2025-06-21	2025-06-21	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
8	Chess Power House Youth Day Rapid 2025 (B)	2025-06-16	2025-06-16	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
9	Benoni High School Cluster 2025 (U19)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
10	Chess Molecules Open Tournament 2025 (A)	2025-04-19	2025-04-19	Rapid	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
11	South African Junior Closed Chess Championships 2025 (U14 Open)	2025-03-31	2025-04-05	Standard	Cape Winelands (WCW)	9	8	1	Yes	Analysis
12	Chess Power House March Open 2025 (B)	2025-03-22	2025-03-22	Standard	Johannesburg Metro (GJM)	5	4	1	Yes	Analysis
13	Mzansi Interprovincial Youth Chess Championships 2024 (U14 Open Combined)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	4	Yes	Analysis
14	Gauteng Inter-Region at UJ 2024 (U14 Candidates)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	4	3	Yes	Analysis
15	East Rand Chess Year end Open 2024 (C)	2024-11-30	2024-11-30	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
16	Ekurhuleni Chess Soncini Playoffs 2024 (Boys)	2024-09-14	2024-09-14	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
17	Ekurhuleni Trails 3 2024 (U14)	2024-08-24	2024-08-24	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
18	Ekurhuleni Trails 2 2024 (U14)	2024-07-27	2024-07-27	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
19	JMC Crawford International Sandton 2024 (D)	2024-05-11	2024-05-11	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis

#	Games	Start				End
1	6	Tournament East Rand Chess Club Open 2025				Tournament East Rand Chess Club Open 2025
		date 2025-08-09	rnd 3	type Standard	result 0.5	date 2025-08-09	rnd 5	type Standard	result 1
		Opponent Erasmus, M (Max)				Opponent Nickols, C (Christi)
2	6	Tournament Gauteng Inter-Region at UJ 2024				Tournament Mzansi Interprovincial Youth Chess Championships 2024
		date 2024-12-07	rnd 3	type Standard	result 1	date 2024-12-17	rnd 3	type Standard	result 1
		Opponent Keepilwe, O (Ofentse Victoria)				Opponent Stols, C (Christopher Jayden)
3	4	Tournament Ekurhuleni Trails 3 2024				Tournament Ekurhuleni Chess Soncini Playoffs 2024
		date 2024-08-24	rnd 4	type Standard	result 1	date 2024-09-14	rnd 2	type Rapid	result 1
		Opponent Olivier, A (Anica)				Opponent Stols, C (Christopher Jayden)

#	Games	Start				End
1	6	Tournament Gauteng Inter-Region at UJ 2024				Tournament Mzansi Interprovincial Youth Chess Championships 2024
		date 2024-12-07	rnd 3	type Standard	result 1	date 2024-12-17	rnd 3	type Standard	result 1
		Opponent Keepilwe, O (Ofentse Victoria)				Opponent Stols, C (Christopher Jayden)
2	3	Tournament East Rand Chess Club Open 2025				Tournament East Rand Chess Club Open 2025
		date 2025-08-09	rnd 3	type Standard	result 0.5	date 2025-08-09	rnd 5	type Standard	result 1
		Opponent Erasmus, M (Max)				Opponent Nickols, C (Christi)
3	3	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Chess Power House March Open 2025
		date 2024-12-18	rnd 6	type Standard	result 1	date 2025-03-22	rnd 1	type Standard	result 1
		Opponent Holtzhausen, D (Daniel)				Opponent Mudau, P (Prince)

#	Games	Start				End
1	3	Tournament Ekurhuleni Chess Soncini Playoffs 2024				Tournament Chess Molecules Open Tournament 2025
		date 2024-09-14	rnd 4	type Rapid	result 1	date 2025-04-19	rnd 1	type Rapid	result 1
		Opponent Nonyosi, A (Athandiwe)				Opponent Mnguni, Z (Zikhona)
2	2	Tournament Chess Molecules Open Tournament 2025				Tournament Chess Power House Youth Day Rapid 2025
		date 2025-04-19	rnd 5	type Rapid	result 1	date 2025-06-16	rnd 1	type Rapid	result 1
		Opponent Taibo, T (Tawananyasha)				Opponent Emechebe, C (Chiamaka)
3	2	Tournament Ekurhuleni Chess Soncini Playoffs 2024				Tournament Ekurhuleni Chess Soncini Playoffs 2024
		date 2024-09-14	rnd 1	type Rapid	result 1	date 2024-09-14	rnd 2	type Rapid	result 1
		Opponent Mchunu, L (Lwazi)				Opponent Stols, C (Christopher Jayden)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Chess Power House March Open 2025
		date 2024-12-18	rnd 6	type Standard	result 1	date 2025-03-22	rnd 1	type Standard	result 1
		Opponent Holtzhausen, D (Daniel)				Opponent Mudau, P (Prince)
2	3	Tournament Gauteng Inter-Region at UJ 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-12-07	rnd 3	type Standard	result 1	date 2024-12-08	rnd 5	type Standard	result 1
		Opponent Keepilwe, O (Ofentse Victoria)				Opponent Van Der Schyff, C (Charlize)
3	2	Tournament East Rand Chess Club Open 2025				Tournament East Rand Chess Club Open 2025
		date 2025-08-09	rnd 4	type Standard	result 1	date 2025-08-09	rnd 5	type Standard	result 1
		Opponent Nortje, L (Luc)				Opponent Nickols, C (Christi)

#	Games	Start				End
1	3	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Chess Power House March Open 2025
		date 2024-12-18	rnd 6	type Standard	result 1	date 2025-03-22	rnd 1	type Standard	result 1
		Opponent Holtzhausen, D (Daniel)				Opponent Mudau, P (Prince)
2	3	Tournament Gauteng Inter-Region at UJ 2024				Tournament Gauteng Inter-Region at UJ 2024
		date 2024-12-07	rnd 3	type Standard	result 1	date 2024-12-08	rnd 5	type Standard	result 1
		Opponent Keepilwe, O (Ofentse Victoria)				Opponent Van Der Schyff, C (Charlize)
3	2	Tournament East Rand Chess Club Open 2025				Tournament East Rand Chess Club Open 2025
		date 2025-08-09	rnd 4	type Standard	result 1	date 2025-08-09	rnd 5	type Standard	result 1
		Opponent Nortje, L (Luc)				Opponent Nickols, C (Christi)

#	Games	Start				End
1	3	Tournament Ekurhuleni Chess Soncini Playoffs 2024				Tournament Chess Molecules Open Tournament 2025
		date 2024-09-14	rnd 4	type Rapid	result 1	date 2025-04-19	rnd 1	type Rapid	result 1
		Opponent Nonyosi, A (Athandiwe)				Opponent Mnguni, Z (Zikhona)
2	2	Tournament Chess Molecules Open Tournament 2025				Tournament Chess Power House Youth Day Rapid 2025
		date 2025-04-19	rnd 5	type Rapid	result 1	date 2025-06-16	rnd 1	type Rapid	result 1
		Opponent Taibo, T (Tawananyasha)				Opponent Emechebe, C (Chiamaka)
3	2	Tournament Ekurhuleni Chess Soncini Playoffs 2024				Tournament Ekurhuleni Chess Soncini Playoffs 2024
		date 2024-09-14	rnd 1	type Rapid	result 1	date 2024-09-14	rnd 2	type Rapid	result 1
		Opponent Mchunu, L (Lwazi)				Opponent Stols, C (Christopher Jayden)

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	Ambrose ,I (Isabella)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Ambrose ,I (Isabella)	3	1519.5	1094.5	3	1501.3	1094.5	0	0	0	0	0	0
2	Erasmus ,M (Max)	3	2	141.7	2	1	0	1	1	425	0	0	0
2	Erasmus ,M (Max)	3	1314.4	1456.1	2	1296.1	1314.4	1	1152.7	1739.4	0	0	0
3	Buitendag ,D (Darius)	2	1	0	2	1	0	0	0	0	0	0	0
3	Buitendag ,D (Darius)	2	1365.2	1365.2	2	1352.8	1365.2	0	0	0	0	0	0
4	Nortje ,L (Luc)	2	2	425	2	2	425	0	0	0	0	0	0
4	Nortje ,L (Luc)	2	1259.6	1684.6	2	1238.7	1684.6	0	0	0	0	0	0
5	Hattingh ,T (Tiaan)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Hattingh ,T (Tiaan)	2	1357.3	932.3	2	1356.7	932.3	0	0	0	0	0	0
6	Sadalla ,J (Johnny)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Sadalla ,J (Johnny)	2	1483.3	1058.3	2	1475.4	1058.3	0	0	0	0	0	0
7	Cloete ,A (Andrew)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Cloete ,A (Andrew)	2	1337.1	912.1	2	1330.3	912.1	0	0	0	0	0	0
8	Nickols ,C (Christi)	2	2	425	2	2	425	0	0	0	0	0	0
8	Nickols ,C (Christi)	2	1265.5	1690.5	2	1272.1	1690.5	0	0	0	0	0	0
9	Nel ,Z (Zachery)	2	1	0	2	1	0	0	0	0	0	0	0
9	Nel ,Z (Zachery)	2	1239.2	1239.2	2	1234.7	1239.2	0	0	0	0	0	0
10	Mqungwana ,A (Andy)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Mqungwana ,A (Andy)	2	1277.7	852.7	2	1277.9	852.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Devereux, C (Cayden)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms