Chess South Africa Ratings Database

PLAYER PAGE

Personal

Arendse, R (Ruaan)

Chess SA id

1080148854

FIDE id

Date of birth

2008-09-22 (U18)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1095.4

Item	Main	Standard	Rapid	Blitz
Rating	1153.9	1148.8	1200	1200
Raw rating	1153.9	1148.8	1200	1200
Weighted rating	1153.8	1148.7	1200	1200
Weighted performance	940.7	937.8	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	177.1	178.4	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 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1153.9	1148.8	1200	1200
Analysis
Rating	1153.9	1148.8	1200	1200
Raw rating	1153.9	1148.8	1200	1200
Weighted rating	1153.8	1148.7	1200
Weighted performance	940.7	937.8	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	177.1	178.4	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	1153.9	1148.8	1200	1200
New weighted rating	1153.8	1148.7	1200	1200
New weighted performance	934.6	931.8	0	0
Temp new rating	1153.9	1148.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1153.9	1148.8	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	18	18
	0	0
	5	5
	0	0
	0	0
History	23	23

Games since
	Main 18	Standard 18		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Eden (WEG)
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	18	6	33.33	-141.7	1229.3	1087.6
Standard	18	6	33.33	-141.7	1229.3	1087.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	23	7	30.43	-166.3	1225.9	1059.6
Standard	23	7	30.43	-166.3	1225.9	1059.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1153.9	1148.8	1200	1200
2025-09-30	1153.9	1148.8	1200	1200
2025-09-01	1153.9	1148.8	1200	1200
2025-08-01	1153.9	1148.8	1200	1200
2025-07-01	1153.9	1148.8	1200	1200
2025-06-01	1153.9	1148.8	1200	1200
2025-05-01	1153.8	1148.7	1200	1200
2025-04-01	1152.1	1146.8	1200	1200
2025-03-01	1153.6	1148.5	1200	1200
2025-02-01	1153.1	1147.7	1200	1200
2025-01-01	1154.2	1149.2	1200	1200
2024-12-01	1154.2	1149.2	1200	1200
2024-11-01	1154.2	1149.2	1200	1200
2024-10-01	1154.2	1149.2	1200	1200
2024-09-01	1154.2	1149.2	1200	1200
2024-08-01	1154.2	1149.2	1200	1200
2024-07-01	1154.2	1149.2	1200	1200
2024-09-01	1154.2	1149.2	1200	1200
2024-05-01	1154.2	1149.2	1200	1200
2024-04-01	1154.2	1149.2	1200	1200
2024-03-01	1154.2	1149.2	1200	1200
2024-02-01	1154.2	1149.2	1200	1200
2024-01-01	1154.2	1149.2	1200	1200
2023-12-01	1154.2	1149.2	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	Eden Chess Trials 2 2025 (U18)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	0	0	No	Analysis
2	Hessequa Ontwikkelings Toernooi 2025 (U17 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	4	0	Yes	Analysis
4	Hessequa Skole Proewe 2 2025 (U17 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	Hessequa Skole Skaak 2025 (O17 Seuns)	2025-01-25	2025-01-25	Standard	Eden (WEG)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Chess Trials 2 2025 (U18)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	0	0	No	Analysis
2	Hessequa Ontwikkelings Toernooi 2025 (U17 Boys)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	4	0	Yes	Analysis
4	Hessequa Skole Proewe 2 2025 (U17 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	Hessequa Skole Skaak 2025 (O17 Seuns)	2025-01-25	2025-01-25	Standard	Eden (WEG)	5	4	1	Yes	Analysis
6	Hessequa Proewe 1 2023 (O15 Seuns)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	5	1	Yes	Analysis

#	Games	Start				End
1	2	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-01	rnd 5	type Standard	result 1
		Opponent Paulsen, S (Steven)				Opponent Waites, D (Darell)
2	2	Tournament Hessequa Proewe 1 2023				Tournament Hessequa Skole Skaak 2025
		date 2023-01-28	rnd 5	type Standard	result 1	date 2025-01-25	rnd 1	type Standard	result 1
		Opponent Wewers, A (Adriano)				Opponent Prins, J (Jayden)
3	1	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent van der Merwe, M (Michael)				Opponent van der Merwe, M (Michael)

#	Games	Start				End
1	2	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-01	rnd 5	type Standard	result 1
		Opponent Paulsen, S (Steven)				Opponent Waites, D (Darell)
2	2	Tournament Hessequa Proewe 1 2023				Tournament Hessequa Skole Skaak 2025
		date 2023-01-28	rnd 5	type Standard	result 1	date 2025-01-25	rnd 1	type Standard	result 1
		Opponent Wewers, A (Adriano)				Opponent Prins, J (Jayden)
3	1	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent van der Merwe, M (Michael)				Opponent van der Merwe, M (Michael)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-01	rnd 5	type Standard	result 1
		Opponent Paulsen, S (Steven)				Opponent Waites, D (Darell)
2	2	Tournament Hessequa Proewe 1 2023				Tournament Hessequa Skole Skaak 2025
		date 2023-01-28	rnd 5	type Standard	result 1	date 2025-01-25	rnd 1	type Standard	result 1
		Opponent Wewers, A (Adriano)				Opponent Prins, J (Jayden)
3	1	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent van der Merwe, M (Michael)				Opponent van der Merwe, M (Michael)

#	Games	Start				End
1	2	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-01	rnd 5	type Standard	result 1
		Opponent Paulsen, S (Steven)				Opponent Waites, D (Darell)
2	2	Tournament Hessequa Proewe 1 2023				Tournament Hessequa Skole Skaak 2025
		date 2023-01-28	rnd 5	type Standard	result 1	date 2025-01-25	rnd 1	type Standard	result 1
		Opponent Wewers, A (Adriano)				Opponent Prins, J (Jayden)
3	1	Tournament Hessequa Ontwikkelings Toernooi 2025				Tournament Hessequa Ontwikkelings Toernooi 2025
		date 2025-03-01	rnd 2	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent van der Merwe, M (Michael)				Opponent van der Merwe, M (Michael)

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	Paulsen ,S (Steven)	2	2	425	2	2	425	0	0	0	0	0	0
1	Paulsen ,S (Steven)	2	1198.8	1623.8	2	1198.4	1623.8	0	0	0	0	0	0
2	Magcakini ,A (Ayanda)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Magcakini ,A (Ayanda)	2	1205.6	780.6	2	1206.4	780.6	0	0	0	0	0	0
3	Swartz ,T (Tayrese)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Swartz ,T (Tayrese)	2	1222.6	797.6	2	1221.2	797.6	0	0	0	0	0	0
4	Waites ,D (Darell)	1	1	425	1	1	425	0	0	0	0	0	0
4	Waites ,D (Darell)	1	1114.5	1539.5	1	1095.1	1539.5	0	0	0	0	0	0
5	Herman ,L (Leigh-Ray)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Herman ,L (Leigh-Ray)	1	1363.6	938.6	1	1388.3	938.6	0	0	0	0	0	0
6	Esau ,K (Keano)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Esau ,K (Keano)	1	1347.7	922.7	1	1313.1	922.7	0	0	0	0	0	0
7	Jafta ,L (Levi)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Jafta ,L (Levi)	1	1276.9	851.9	1	1219.5	851.9	0	0	0	0	0	0
8	Chan ,R (Ray)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Chan ,R (Ray)	1	1238.6	813.6	1	1245.8	813.6	0	0	0	0	0	0
9	Faurie ,D (Dawie)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Faurie ,D (Dawie)	1	1198.2	773.2	1	1188.4	773.2	0	0	0	0	0	0
10	Botha ,J (Josephnique)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Botha ,J (Josephnique)	1	1254.9	829.9	1	1258	829.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Arendse, R (Ruaan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms