Chess South Africa Ratings Database

PLAYER PAGE

Personal

Perils, C (Cohen Arthur)

Chess SA id

1130131347

FIDE id

Date of birth

2013-09-04 (U14)

Gender

Male

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1235.9	1233.2	1215.6	1200
Raw rating	1235.9	1233.2	1215.6	1200
Weighted rating	1235.3	1231.5	1213.7	1200
Weighted performance	875.3	0	0	0
Floor	742.1	750.5	715.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	157.5	158.2	162.2	165.8
Highest rating	1242.1 2024-02-01	1250.5 2024-02-01	1215.6 2024-06-01	1200 2018-10-01
Highest raw rating	1242.1 2024-02-01	1250.5 2024-02-01	1215.6 2024-06-01	1200 2024-02-01
Highest weighted rating	1242.1 2025-02-01	1250.5 2024-02-01	1211.6 2025-08-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1235.9	1233.2	1215.6	1200
Analysis
Rating	1235.9	1233.2	1215.6	1200
Raw rating	1235.9	1233.2	1215.6	1200
Weighted rating	1235.3	1231.5	1213.7
Weighted performance	875.3	0	0
K-factor	36	36	36	36
Floor	742.1	750.5	715.6	700
Max/Min rating change allowed	157.5	158.2	162.2	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	1235.9	1233.2	1215.6	1200
New weighted rating	1235.4	1231.6	1214.3	1200
New weighted performance	868	0	0	0
Temp new rating	1235.9	1233.2	1215.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1235.9	1233.2	1215.6	1200
New K-factor	36	36	36	36
New floor	742.1	750.5	715.6	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	11	5	6
	5	5	0
	6	5	1
	0	0	0
History	32	25	7

Games since
	Main 11	Standard 5		Rapid 6		Blitz 0
Gender	Male
Age group	U14
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
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	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	32	16.5	51.56	13.3	1229.3	1242.6
Standard	25	13	52	17	1217.3	1234.3
Rapid	7	3.5	50	0	1272.4	1272.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1235.9	1233.2	1215.6	1200
2025-09-30	1235.9	1233.2	1215.6	1200
2025-09-01	1235.9	1233.2	1215.6	1200
2025-08-01	1235.9	1233.2	1215.6	1200
2025-07-01	1235.9	1233.2	1215.6	1200
2025-06-01	1235.9	1233.2	1215.6	1200
2025-05-01	1235.9	1233.2	1215.6	1200
2025-04-01	1235.9	1233.2	1215.6	1200
2025-03-01	1235.9	1233.2	1215.6	1200
2025-02-01	1235.9	1233.2	1215.6	1200
2025-01-01	1235.9	1227.1	1215.6	1200
2024-12-01	1235.9	1227.1	1215.6	1200
2024-11-01	1235.9	1227.1	1215.6	1200
2024-10-01	1235.9	1227.1	1215.6	1200
2024-09-01	1235.9	1227.1	1215.6	1200
2024-08-01	1235.9	1227.1	1215.6	1200
2024-07-01	1235.9	1227.1	1215.6	1200
2024-09-01	1235.9	1227.1	1215.6	1200
2024-05-01	1222.1	1227.1	1188.8	1200
2024-04-01	1222.1	1227.1	1188.8	1200
2024-03-01	1222.1	1227.1	1188.8	1200
2024-02-01	1242.1	1250.5	1188.8	1200
2024-01-01	1242.1	1250.5	1188.8	1200
2023-12-01	1242.1	1250.5	1188.8	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	Humansdorp CMC Schools Trials 2024 (U11 Boys)	2024-05-10	2024-05-10	Rapid	Sarah Baartman (ESB)	6	6	3.5	Yes	Analysis
2	SBDCU Open 2024 (B)	2024-02-10	2024-02-10	Standard	Sarah Baartman (ESB)	5	5	2	Yes	Analysis
3	SBDCU Trial 1 2023 (U12)	2023-03-05	2023-03-05	Standard	Sarah Baartman (ESB)	5	5	3.5	Yes	Analysis
4	Jefreys Bay Chess Club Rapid 10 November 2022	2022-11-10	2022-11-10	Rapid	Sarah Baartman (ESB)	5	1	0	Yes	Analysis
5	SBDCU First Fide Rated Open Tournament Fountains Mall 2022 (B)	2022-02-18	2022-02-19	Standard	Sarah Baartman (ESB)	5	5	2.5	Yes	Analysis
6	2020 NMBCU Chess Trials 2 2020 (U8)	2020-03-07	2020-03-07	Standard	Nelson Mandela Bay (ENM)	5	5	3.5	Yes	Analysis
7	2020 Boardwalk Pearson Open Chess Festival (Open)	2020-03-14	2020-03-15	Standard	Nelson Mandela Bay (ENM)	5	1	0	Yes	Analysis
8	2020 NMBCU Chess Trial 1 (U8)	2020-02-08	2020-02-09	Standard	Nelson Mandela Bay (ENM)	6	4	1.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament 2020 NMBCU Chess Trials 2 2020				Tournament 2020 NMBCU Chess Trials 2 2020
		date 2020-03-07	rnd 1	type Standard	result 0.5	date 2020-03-07	rnd 4	type Standard	result 1
		Opponent Jordan, S (Shaylah Theresa)				Opponent Roskruger, L (Liam)
2	3	Tournament SBDCU Trial 1 2023				Tournament SBDCU Open 2024
		date 2023-03-05	rnd 4	type Standard	result 1	date 2024-02-10	rnd 1	type Standard	result 1
		Opponent Stancheva, D (Damon)				Opponent Bronkhorst, A (Annemicke)
3	2	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 5	type Rapid	result 0.5	date 2024-05-10	rnd 6	type Rapid	result 1
		Opponent Viviers, D (Divan)				Opponent Nohana, N (Ntlakanipho)

#	Games	Start				End
1	4	Tournament 2020 NMBCU Chess Trials 2 2020				Tournament 2020 NMBCU Chess Trials 2 2020
		date 2020-03-07	rnd 1	type Standard	result 0.5	date 2020-03-07	rnd 4	type Standard	result 1
		Opponent Jordan, S (Shaylah Theresa)				Opponent Roskruger, L (Liam)
2	3	Tournament SBDCU Trial 1 2023				Tournament SBDCU Open 2024
		date 2023-03-05	rnd 4	type Standard	result 1	date 2024-02-10	rnd 1	type Standard	result 1
		Opponent Stancheva, D (Damon)				Opponent Bronkhorst, A (Annemicke)
3	3	Tournament SBDCU First Fide Rated Open Tournament Fountains Mall 2022				Tournament SBDCU Trial 1 2023
		date 2022-02-19	rnd 5	type Standard	result 0.5	date 2023-03-05	rnd 2	type Standard	result 1
		Opponent Stolz, F (Flinando)				Opponent Van Vuuren, PA (Peighton Astrid)

#	Games	Start				End
1	2	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 5	type Rapid	result 0.5	date 2024-05-10	rnd 6	type Rapid	result 1
		Opponent Viviers, D (Divan)				Opponent Nohana, N (Ntlakanipho)
2	1	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 3	type Rapid	result 1	date 2024-05-10	rnd 3	type Rapid	result 1
		Opponent Twazi, E (Enzokuhle)				Opponent Twazi, E (Enzokuhle)
3	1	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 1	type Rapid	result 1	date 2024-05-10	rnd 1	type Rapid	result 1
		Opponent Barendse, J (Jean)				Opponent Barendse, J (Jean)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament SBDCU Trial 1 2023				Tournament SBDCU Open 2024
		date 2023-03-05	rnd 4	type Standard	result 1	date 2024-02-10	rnd 1	type Standard	result 1
		Opponent Stancheva, D (Damon)				Opponent Bronkhorst, A (Annemicke)
2	3	Tournament 2020 NMBCU Chess Trials 2 2020				Tournament 2020 NMBCU Chess Trials 2 2020
		date 2020-03-07	rnd 2	type Standard	result 1	date 2020-03-07	rnd 4	type Standard	result 1
		Opponent Juries, Z (Zaarah)				Opponent Roskruger, L (Liam)
3	2	Tournament SBDCU First Fide Rated Open Tournament Fountains Mall 2022				Tournament SBDCU First Fide Rated Open Tournament Fountains Mall 2022
		date 2022-02-18	rnd 1	type Standard	result 1	date 2022-02-19	rnd 2	type Standard	result 1
		Opponent Pietersen, L (Leandre)				Opponent Wang, C (Chen)

#	Games	Start				End
1	3	Tournament SBDCU Trial 1 2023				Tournament SBDCU Open 2024
		date 2023-03-05	rnd 4	type Standard	result 1	date 2024-02-10	rnd 1	type Standard	result 1
		Opponent Stancheva, D (Damon)				Opponent Bronkhorst, A (Annemicke)
2	3	Tournament 2020 NMBCU Chess Trials 2 2020				Tournament 2020 NMBCU Chess Trials 2 2020
		date 2020-03-07	rnd 2	type Standard	result 1	date 2020-03-07	rnd 4	type Standard	result 1
		Opponent Juries, Z (Zaarah)				Opponent Roskruger, L (Liam)
3	2	Tournament SBDCU First Fide Rated Open Tournament Fountains Mall 2022				Tournament SBDCU First Fide Rated Open Tournament Fountains Mall 2022
		date 2022-02-18	rnd 1	type Standard	result 1	date 2022-02-19	rnd 2	type Standard	result 1
		Opponent Pietersen, L (Leandre)				Opponent Wang, C (Chen)

#	Games	Start				End
1	1	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 6	type Rapid	result 1	date 2024-05-10	rnd 6	type Rapid	result 1
		Opponent Nohana, N (Ntlakanipho)				Opponent Nohana, N (Ntlakanipho)
2	1	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 3	type Rapid	result 1	date 2024-05-10	rnd 3	type Rapid	result 1
		Opponent Twazi, E (Enzokuhle)				Opponent Twazi, E (Enzokuhle)
3	1	Tournament Humansdorp CMC Schools Trials 2024				Tournament Humansdorp CMC Schools Trials 2024
		date 2024-05-10	rnd 1	type Rapid	result 1	date 2024-05-10	rnd 1	type Rapid	result 1
		Opponent Barendse, J (Jean)				Opponent Barendse, J (Jean)

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	Roskruger ,L (Liam)	1	1	425	1	1	425	0	0	0	0	0	0
1	Roskruger ,L (Liam)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Bronkhorst ,A (Annemicke)	1	1	425	1	1	425	0	0	0	0	0	0
2	Bronkhorst ,A (Annemicke)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Prinsloo ,E (Emmanuel)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Prinsloo ,E (Emmanuel)	1	1199.4	774.4	1	1210.8	774.4	0	0	0	0	0	0
4	Stantcheva ,D (Damon)	1	1	425	1	1	425	0	0	0	0	0	0
4	Stantcheva ,D (Damon)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Stolz ,F (Flinando)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Stolz ,F (Flinando)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
6	Stoop ,E (Ethan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Stoop ,E (Ethan)	1	1270.6	845.6	1	1235.8	845.6	0	0	0	0	0	0
7	Petrie ,D (Declan)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Petrie ,D (Declan)	1	1288.9	863.9	1	1263.8	863.9	0	0	0	0	0	0
8	Van Vuuren ,PA (Peighton Astrid)	1	1	425	1	1	425	0	0	0	0	0	0
8	Van Vuuren ,PA (Peighton Astrid)	1	1177.5	1602.5	1	1174	1602.5	0	0	0	0	0	0
9	Stolz ,J (Justin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Stolz ,J (Justin)	1	1259.9	1684.9	1	1209.1	1684.9	0	0	0	0	0	0
10	Idziradzemhuka ,W (Walter)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Idziradzemhuka ,W (Walter)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Perils, C (Cohen Arthur)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms