Chess South Africa Ratings Database

PLAYER PAGE

Personal

Arendse, M (Mervin)

Chess SA id

1090132304

FIDE id

Date of birth

2009-02-11 (U18)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-08-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1278.1	1295.1	1158.8	1200
Raw rating	1278.1	1295.1	1158.8	1200
Weighted rating	1278.1	1295.1	1158.8	1200
Weighted performance	0	0	0	0
Floor	778.1	795.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	148.4	144.8	175.8	165.8
Highest rating	1310.3 2022-08-01	1504.7 2022-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1278.1 2024-02-01	1295.1 2024-02-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1278.1 2024-08-01	1295.1 2024-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1310.3 2022-08-01	1504.7 2022-03-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1278.1	1295.1	1158.8	1200
Analysis
Rating	1278.1	1295.1	1158.8	1200
Raw rating	1278.1	1295.1	1158.8	1200
Weighted rating	1278.1	1295.1	1158.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	778.1	795.1	700	700
Max/Min rating change allowed	148.4	144.8	175.8	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	1278.1	1295.1	1158.8	1200
New weighted rating	1278.1	1295.1	1158.8	1200
New weighted performance	0	0	0	0
Temp new rating	1278.1	1295.1	1158.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1278.1	1295.1	1158.8	1200
New K-factor	36	36	36	36
New floor	778.1	795.1	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	15	15	0
	0	0	0
History	21	15	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Cape Winelands (WCW)
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	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
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	21	12	57.14	60.7	1251.9	1312.6
Standard	15	10	66.67	141.7	1280.5	1422.2
Rapid	6	2	33.33	-141.7	1180.3	1038.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1278.1	1295.1	1158.8	1200
2025-09-30	1278.1	1295.1	1158.8	1200
2025-09-01	1278.1	1295.1	1158.8	1200
2025-08-01	1278.1	1295.1	1158.8	1200
2025-07-01	1278.1	1295.1	1158.8	1200
2025-06-01	1278.1	1295.1	1158.8	1200
2025-05-01	1278.1	1295.1	1158.8	1200
2025-04-01	1278.1	1295.1	1158.8	1200
2025-03-01	1278.1	1295.1	1158.8	1200
2025-02-01	1278.1	1295.1	1158.8	1200
2025-01-01	1278.1	1295.1	1158.8	1200
2024-12-01	1278.1	1295.1	1158.8	1200
2024-11-01	1278.1	1295.1	1158.8	1200
2024-10-01	1278.1	1295.1	1158.8	1200
2024-09-01	1278.1	1295.1	1158.8	1200
2024-08-01	1278.1	1295.1	1158.8	1200
2024-07-01	1278.1	1295.1	1158.8	1200
2024-09-01	1278.1	1295.1	1158.8	1200
2024-05-01	1278.1	1295.1	1158.8	1200
2024-04-01	1278.1	1295.1	1158.8	1200
2024-03-01	1278.1	1295.1	1158.8	1200
2024-02-01	1278.1	1295.1	1158.8	1200
2024-01-01	1278.1	1295.1	1158.8	1200
2023-12-01	1278.1	1295.1	1158.8	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 Winelands Schools Top Schools 2022 (U13 Mix)	2022-08-27	2022-08-27	Standard	Cape Winelands (WCW)	5	4	3	Yes	Analysis
2	Western Cape Schools 2022 (U13 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
3	Cape Winelands Schools 2022 (U13 Boys)	2022-03-12	2022-03-12	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
4	Cape Winelands Schools Trials 1 2020 (U11 Boys)	2020-02-08	2020-02-08	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Western Cape Schools 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-05-29	rnd 6	type Standard	result 1	date 2022-08-27	rnd 3	type Standard	result 1
		Opponent Du Plessis, I (Ivan)				Opponent Fihla, E (Esethu)
2	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Matthys, C (Chadley)				Opponent Manuel, C (Craig)
3	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 1	type Standard	result 1	date 2022-03-12	rnd 2	type Standard	result 1
		Opponent Willis, C (Cronan)				Opponent Harris, T (Tyler)

#	Games	Start				End
1	3	Tournament Western Cape Schools 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-05-29	rnd 6	type Standard	result 1	date 2022-08-27	rnd 3	type Standard	result 1
		Opponent Du Plessis, I (Ivan)				Opponent Fihla, E (Esethu)
2	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Matthys, C (Chadley)				Opponent Manuel, C (Craig)
3	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 1	type Standard	result 1	date 2022-03-12	rnd 2	type Standard	result 1
		Opponent Willis, C (Cronan)				Opponent Harris, T (Tyler)

#	Games	Start				End
1	1	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-08	rnd 5	type Rapid	result 1	date 2020-02-08	rnd 5	type Rapid	result 1
		Opponent Kruger, E (Ewillgo)				Opponent Kruger, E (Ewillgo)
2	1	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-08	rnd 3	type Rapid	result 1	date 2020-02-08	rnd 3	type Rapid	result 1
		Opponent Iminathi, M (Malo)				Opponent Iminathi, M (Malo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Western Cape Schools 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-05-29	rnd 6	type Standard	result 1	date 2022-08-27	rnd 3	type Standard	result 1
		Opponent Du Plessis, I (Ivan)				Opponent Fihla, E (Esethu)
2	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Matthys, C (Chadley)				Opponent Manuel, C (Craig)
3	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 1	type Standard	result 1	date 2022-03-12	rnd 2	type Standard	result 1
		Opponent Willis, C (Cronan)				Opponent Harris, T (Tyler)

#	Games	Start				End
1	3	Tournament Western Cape Schools 2022				Tournament Cape Winelands Schools Top Schools 2022
		date 2022-05-29	rnd 6	type Standard	result 1	date 2022-08-27	rnd 3	type Standard	result 1
		Opponent Du Plessis, I (Ivan)				Opponent Fihla, E (Esethu)
2	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 4	type Standard	result 1	date 2022-03-12	rnd 5	type Standard	result 1
		Opponent Matthys, C (Chadley)				Opponent Manuel, C (Craig)
3	2	Tournament Cape Winelands Schools 2022				Tournament Cape Winelands Schools 2022
		date 2022-03-12	rnd 1	type Standard	result 1	date 2022-03-12	rnd 2	type Standard	result 1
		Opponent Willis, C (Cronan)				Opponent Harris, T (Tyler)

#	Games	Start				End
1	1	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-08	rnd 5	type Rapid	result 1	date 2020-02-08	rnd 5	type Rapid	result 1
		Opponent Kruger, E (Ewillgo)				Opponent Kruger, E (Ewillgo)
2	1	Tournament Cape Winelands Schools Trials 1 2020				Tournament Cape Winelands Schools Trials 1 2020
		date 2020-02-08	rnd 3	type Rapid	result 1	date 2020-02-08	rnd 3	type Rapid	result 1
		Opponent Iminathi, M (Malo)				Opponent Iminathi, M (Malo)

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	Matthys ,C (Chadley)	2	1	0	1	1	425	1	0	-425	0	0	0
1	Matthys ,C (Chadley)	2	1228.6	1228.6	1	1221.6	1653.6	1	1198.6	803.6	0	0	0
2	Kameel ,L (Lindon)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Kameel ,L (Lindon)	1	1420.7	995.7	1	1362	995.7	0	0	0	0	0	0
3	Fihla ,E (Esethu)	1	1	425	1	1	425	0	0	0	0	0	0
3	Fihla ,E (Esethu)	1	1135.6	1560.6	1	1154.4	1560.6	0	0	0	0	0	0
4	Du Plessis ,I (Ivan)	1	1	425	1	1	425	0	0	0	0	0	0
4	Du Plessis ,I (Ivan)	1	1233.1	1658.1	1	1229.2	1658.1	0	0	0	0	0	0
5	Manuel ,C (Craig)	1	1	425	1	1	425	0	0	0	0	0	0
5	Manuel ,C (Craig)	1	1235.6	1660.6	1	1207	1660.6	0	0	0	0	0	0
6	Oosthuizen ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Oosthuizen ,E (Ethan)	1	1339.8	914.8	1	1316.6	914.8	0	0	0	0	0	0
7	Petersen ,S (Shenwin)	1	1	425	1	1	425	0	0	0	0	0	0
7	Petersen ,S (Shenwin)	1	1368.8	1793.8	1	1380.3	1793.8	0	0	0	0	0	0
8	Claassen ,M (Migael)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Claassen ,M (Migael)	1	1418.3	993.3	1	1435.1	993.3	0	0	0	0	0	0
9	Kruger ,A (Aiden)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Kruger ,A (Aiden)	1	1460.7	1035.7	1	1368.6	1035.7	0	0	0	0	0	0
10	Gaffoor ,E (Eesa)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Gaffoor ,E (Eesa)	1	1183	758	1	1200	758	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, M (Mervin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms