Chess South Africa Ratings Database

PLAYER PAGE

Personal

Arendse, C (Cullen)

Chess SA id

1110138584

FIDE id

Date of birth

2011-02-10 (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

1204.4

Item	Main	Standard	Rapid	Blitz
Rating	1272.1	1267.1	1254	1200
Raw rating	1272.1	1267.1	1254	1200
Weighted rating	1270.9	1265.9	1244.9	1200
Weighted performance	1145.9	0	0	0
Floor	786.4	769.2	754	700
K-factor	36	36	36	36
Min/Max rating change allowed	149.6	150.7	153.5	165.8
Highest rating	1286.4 2024-08-01	1345.1 2023-02-01	1254 2024-08-01	1200 2018-10-01
Highest raw rating	1286.4 2024-08-01	1269.2 2024-03-01	1254 2024-08-01	1200 2024-02-01
Highest weighted rating	1269.2 2025-09-01	1269.2 2025-02-01	1237.4 2025-08-01	1200 2018-10-01
Highest weighted performance	1254.4 2024-07-01	1345.1 2023-02-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1272.1	1267.1	1254	1200
Analysis
Rating	1272.1	1267.1	1254	1200
Raw rating	1272.1	1267.1	1254	1200
Weighted rating	1270.9	1265.9	1244.9
Weighted performance	1145.9	0	0
K-factor	36	36	36	36
Floor	786.4	769.2	754	700
Max/Min rating change allowed	149.6	150.7	153.5	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	1272.1	1267.1	1254	1200
New weighted rating	1271.5	1266.1	1246.9	1200
New weighted performance	1138.3	0	0	0
Temp new rating	1272.1	1267.1	1254	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1272.1	1267.1	1254	1200
New K-factor	36	36	36	36
New floor	786.4	769.2	754	700

Item	Main	Standard	Rapid
	0	0	0
	11	11	0
	10	5	5
	6	6	0
	1	0	1
	0	0	0
History	28	22	6

Games since
	Main 21	Standard 16		Rapid 5		Blitz 0
Gender	Male
Age group	U16
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
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	11	4.5	40.91	-77.3	1295	1217.7
Standard	11	4.5	40.91	-77.3	1295	1217.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	28	15	53.57	30.4	1285	1315.4
Standard	22	11.5	52.27	19.3	1273.2	1292.5
Rapid	6	3.5	58.33	70.8	1328.2	1399.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1272.1	1267.1	1254	1200
2025-09-30	1272.1	1267.1	1254	1200
2025-09-01	1272.1	1267.1	1254	1200
2025-08-01	1268.1	1264.5	1254	1200
2025-07-01	1267.2	1264.1	1254	1200
2025-06-01	1266.2	1263.7	1254	1200
2025-05-01	1265.2	1263.2	1254	1200
2025-04-01	1264.1	1262.5	1254	1200
2025-03-01	1262.5	1260	1254	1200
2025-02-01	1286.4	1269.2	1254	1200
2025-01-01	1286.4	1269.2	1254	1200
2024-12-01	1286.4	1269.2	1254	1200
2024-11-01	1286.4	1269.2	1254	1200
2024-10-01	1286.4	1269.2	1254	1200
2024-09-01	1286.4	1269.2	1254	1200
2024-08-01	1286.4	1269.2	1254	1200
2024-07-01	1252.9	1269.2	1178.4	1200
2024-09-01	1252.9	1269.2	1178.4	1200
2024-05-01	1252.9	1269.2	1178.4	1200
2024-04-01	1252.9	1269.2	1178.4	1200
2024-03-01	1252.9	1269.2	1178.4	1200
2024-02-01	1224.8	1240.4	1178.4	1200
2024-01-01	1224.8	1240.4	1178.4	1200
2023-12-01	1224.8	1240.4	1178.4	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	Cape Town Metro North Top Schools 2025 (U19)	2025-08-01	2025-08-02	Standard	Cape Town (WCT)	5	5	2.5	Yes	Analysis
2	CT Metro North Schools Chess Individual Trials 2025 (U15 Open)	2025-02-08	2025-02-09	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	Cape Town Metro North Top Schools 2025 (U19)	2025-08-01	2025-08-02	Standard	Cape Town (WCT)	5	5	2.5	Yes	Analysis
2	CT Metro North Schools Chess Individual Trials 2025 (U15 Open)	2025-02-08	2025-02-09	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
3	CT District North Top Schools 2024 (U13 Mixed)	2024-07-27	2024-07-27	Rapid	Cape Town (WCT)	5	5	3.5	Yes	Analysis
4	North District School Trials 2024 (U13 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
5	North District School Trials 2023 (U13 Boys)	2023-02-03	2023-02-04	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
6	District North 2022 (U11)	2022-03-05	2022-03-05	Rapid	Cape Town (WCT)	6	1	0	Yes	Analysis

#	Games	Start				End
1	5	Tournament CT District North Top Schools 2024				Tournament CT Metro North Schools Chess Individual Trials 2025
		date 2024-07-27	rnd 2	type Rapid	result 1	date 2025-02-08	rnd 1	type Standard	result 1
		Opponent Ndesi, T (Talitha)				Opponent Kalenda, N (Nicodeme)
2	3	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 2025-08-02	rnd 3	type Standard	result 1
		Opponent Braaf, D (Dante)				Opponent Makondesa, B (Brian)
3	2	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 3	type Standard	result 1
		Opponent Leibrandt, C (Cayden)				Opponent Kriel, I (Izak)

#	Games	Start				End
1	3	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 2025-08-02	rnd 3	type Standard	result 1
		Opponent Braaf, D (Dante)				Opponent Makondesa, B (Brian)
2	2	Tournament North District School Trials 2024				Tournament CT Metro North Schools Chess Individual Trials 2025
		date 2024-02-03	rnd 5	type Standard	result 1	date 2025-02-08	rnd 1	type Standard	result 1
		Opponent Rabie, C (Christian)				Opponent Kalenda, N (Nicodeme)
3	2	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 3	type Standard	result 1
		Opponent Leibrandt, C (Cayden)				Opponent Kriel, I (Izak)

#	Games	Start				End
1	4	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 2	type Rapid	result 1	date 2024-07-27	rnd 5	type Rapid	result 1
		Opponent Ndesi, T (Talitha)				Opponent Gregson, E (Ethan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament CT District North Top Schools 2024				Tournament CT Metro North Schools Chess Individual Trials 2025
		date 2024-07-27	rnd 5	type Rapid	result 1	date 2025-02-08	rnd 1	type Standard	result 1
		Opponent Gregson, E (Ethan)				Opponent Kalenda, N (Nicodeme)
2	2	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 2	type Rapid	result 1	date 2024-07-27	rnd 3	type Rapid	result 1
		Opponent Ndesi, T (Talitha)				Opponent Harvey, G (Griffin)
3	2	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 3	type Standard	result 1
		Opponent Leibrandt, C (Cayden)				Opponent Kriel, I (Izak)

#	Games	Start				End
1	2	Tournament North District School Trials 2024				Tournament CT Metro North Schools Chess Individual Trials 2025
		date 2024-02-03	rnd 5	type Standard	result 1	date 2025-02-08	rnd 1	type Standard	result 1
		Opponent Rabie, C (Christian)				Opponent Kalenda, N (Nicodeme)
2	2	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 3	type Standard	result 1
		Opponent Leibrandt, C (Cayden)				Opponent Kriel, I (Izak)
3	2	Tournament North District School Trials 2023				Tournament North District School Trials 2023
		date 2023-02-03	rnd 1	type Standard	result 1	date 2023-02-03	rnd 2	type Standard	result 1
		Opponent Mkombodzi, M (Marcus)				Opponent Uchendu, D (Daniel)

#	Games	Start				End
1	2	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 2	type Rapid	result 1	date 2024-07-27	rnd 3	type Rapid	result 1
		Opponent Ndesi, T (Talitha)				Opponent Harvey, G (Griffin)
2	1	Tournament CT District North Top Schools 2024				Tournament CT District North Top Schools 2024
		date 2024-07-27	rnd 5	type Rapid	result 1	date 2024-07-27	rnd 5	type Rapid	result 1
		Opponent Gregson, E (Ethan)				Opponent Gregson, E (Ethan)

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	Rabie ,C (Christian)	1	1	425	1	1	425	0	0	0	0	0	0
1	Rabie ,C (Christian)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Salimu ,C (Chase)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Salimu ,C (Chase)	1	1679.7	1254.7	1	1699.1	1254.7	0	0	0	0	0	0
3	Moied ,B (Baleg)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Moied ,B (Baleg)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Wepener ,A (Alexander)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Wepener ,A (Alexander)	1	1217.5	792.5	1	1200	792.5	0	0	0	0	0	0
5	Muller ,H (Helgard)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Muller ,H (Helgard)	1	1444.7	1444.7	1	1415.1	1444.7	0	0	0	0	0	0
6	Ellappa ,J (Judah)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Ellappa ,J (Judah)	1	1446.9	1021.9	1	1404.2	1021.9	0	0	0	0	0	0
7	Botha ,N (Nathaneal)	1	1	425	1	1	425	0	0	0	0	0	0
7	Botha ,N (Nathaneal)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Du Raan ,C (Cobus)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Du Raan ,C (Cobus)	1	1283.6	858.6	1	1289.2	858.6	0	0	0	0	0	0
9	Kalenda ,N (Nicodeme)	1	1	425	1	1	425	0	0	0	0	0	0
9	Kalenda ,N (Nicodeme)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Fumhai ,A (Albert)	1	1	425	1	1	425	0	0	0	0	0	0
10	Fumhai ,A (Albert)	1	1180.8	1605.8	1	1200	1605.8	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

Arendse, C (Cullen)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms