Chess South Africa Ratings Database

PLAYER PAGE

Personal

Zunidza, A (Arshwin)

Chess SA id

1070152537

FIDE id

Date of birth

2007-08-10 (U20)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-26

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1181.4	1192.6	1190.7	1200
Raw rating	1180.5	1190.6	1190.7	1200
Weighted rating	1181.4	1192.6	1189.2	1200
Weighted performance	961.9	996.8	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	170.5	168.1	168	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	-0.1	0.2	0	0
New rating	1181.3	1192.7	1190.7	1200
Analysis
Rating	1181.4	1192.6	1190.7	1200
Raw rating	1180.5	1190.6	1190.7	1200
Weighted rating	1181.4	1192.6	1189.2
Weighted performance	961.9	996.8	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	170.5	168.1	168	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	1180.5	1190.6	1190.7	1200
New weighted rating	1181.3	1192.7	1189.2	1200
New weighted performance	955.5	989.9	0	0
Temp new rating	1181.3	1192.7	1190.7	1200
Temp new rating +/-	-0.1	0.2	0	0
Final new rating +/-	-0.1	0.2	0	0
New rating	1181.3	1192.7	1190.7	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	4	4	0
	13	9	4
	10	10	0
	0	0	0
	0	0	0
History	27	23	4

Games since
	Main 17	Standard 13		Rapid 4		Blitz 0
Gender	Male
Age group	U20
Region	West Rand (GWR)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	4	1	25	-212.5	1296.2	1083.7
Standard	4	1	25	-212.5	1296.2	1083.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	27	10	37.04	-110.2	1253.6	1143.4
Standard	23	9	39.13	-92.4	1265.9	1173.5
Rapid	4	1	25	-212.5	1183.1	970.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1180.5	1190.6	1190.7	1200
2025-09-30	1180.5	1190.6	1190.7	1200
2025-09-01	1180.5	1190.6	1190.7	1200
2025-08-01	1180.5	1190.6	1190.7	1200
2025-07-01	1181.6	1196.4	1190.7	1200
2025-06-01	1181.5	1196.4	1190.7	1200
2025-05-01	1181.4	1196.4	1190.7	1200
2025-04-01	1181.3	1196.4	1190.7	1200
2025-03-01	1181.2	1196.4	1190.7	1200
2025-02-01	1180.3	1196.4	1189.2	1200
2025-01-01	1169.6	1196.4	1164	1200
2024-12-01	1169.6	1196.4	1164	1200
2024-11-01	1169.6	1196.4	1164	1200
2024-10-01	1198.1	1196.4	1200	1200
2024-09-01	1198.1	1196.4	1200	1200
2024-08-01	1198.1	1196.4	1200	1200
2024-07-01	1192.1	1190	1200	1200
2024-09-01	1192.1	1190	1200	1200
2024-05-01	1176.5	1171.2	1200	1200
2024-04-01	1176.5	1171.2	1200	1200
2024-03-01	1176.5	1171.2	1200	1200
2024-02-01	1176.5	1171.2	1200	1200
2024-01-01	1176.5	1171.2	1200	1200
2023-12-01	1176.5	1171.2	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	2025 D2 Schools League Finals (U19)	2025-07-26	2025-07-26	Standard	West Rand (GWR)	5	4	1	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 D2 Schools League Finals (U19)	2025-07-26	2025-07-26	Standard	West Rand (GWR)	5	4	1	Yes	Analysis
2	Gauteng Top Schools 2024 (U17 Open)	2024-10-05	2024-10-05	Rapid	Ekurhuleni (GE)	5	4	1	Yes	Analysis
3	D2 School League Finals 2024 (U17)	2024-07-20	2024-07-20	Standard	West Rand (GWR)	5	4	2	Yes	Analysis
4	2024 D2 Schools Individuals (U18 Boys)	2024-05-04	2024-05-04	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
5	D2 Schools Individuals 2023 (U18 Boys)	2023-05-13	2023-05-13	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
6	West Rand Juniors 2023 (U18)	2023-03-18	2023-03-18	Standard	West Rand (GWR)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament West Rand Juniors 2023				Tournament D2 Schools Individuals 2023
		date 2023-03-18	rnd 4	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Molete, R (Rethabile)				Opponent Nguni, N (Nthato)
2	2	Tournament D2 School League Finals 2024				Tournament Gauteng Top Schools 2024
		date 2024-07-20	rnd 4	type Standard	result 1	date 2024-10-05	rnd 1	type Rapid	result 1
		Opponent Dew, K (Kamogelo)				Opponent Siyabonga, M (Makhanya)
3	1	Tournament 2025 D2 Schools League Finals				Tournament 2025 D2 Schools League Finals
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Nel, C (Clarice)				Opponent Nel, C (Clarice)

#	Games	Start				End
1	3	Tournament West Rand Juniors 2023				Tournament D2 Schools Individuals 2023
		date 2023-03-18	rnd 4	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Molete, R (Rethabile)				Opponent Nguni, N (Nthato)
2	1	Tournament 2025 D2 Schools League Finals				Tournament 2025 D2 Schools League Finals
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Nel, C (Clarice)				Opponent Nel, C (Clarice)
3	1	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 4	type Standard	result 1	date 2024-07-20	rnd 4	type Standard	result 1
		Opponent Dew, K (Kamogelo)				Opponent Dew, K (Kamogelo)

#	Games	Start				End
1	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 1	type Rapid	result 1	date 2024-10-05	rnd 1	type Rapid	result 1
		Opponent Siyabonga, M (Makhanya)				Opponent Siyabonga, M (Makhanya)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament West Rand Juniors 2023				Tournament D2 Schools Individuals 2023
		date 2023-03-18	rnd 4	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Molete, R (Rethabile)				Opponent Nguni, N (Nthato)
2	2	Tournament D2 School League Finals 2024				Tournament Gauteng Top Schools 2024
		date 2024-07-20	rnd 4	type Standard	result 1	date 2024-10-05	rnd 1	type Rapid	result 1
		Opponent Dew, K (Kamogelo)				Opponent Siyabonga, M (Makhanya)
3	1	Tournament 2025 D2 Schools League Finals				Tournament 2025 D2 Schools League Finals
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Nel, C (Clarice)				Opponent Nel, C (Clarice)

#	Games	Start				End
1	3	Tournament West Rand Juniors 2023				Tournament D2 Schools Individuals 2023
		date 2023-03-18	rnd 4	type Standard	result 1	date 2023-05-13	rnd 1	type Standard	result 1
		Opponent Molete, R (Rethabile)				Opponent Nguni, N (Nthato)
2	1	Tournament 2025 D2 Schools League Finals				Tournament 2025 D2 Schools League Finals
		date 2025-07-26	rnd 3	type Standard	result 1	date 2025-07-26	rnd 3	type Standard	result 1
		Opponent Nel, C (Clarice)				Opponent Nel, C (Clarice)
3	1	Tournament D2 School League Finals 2024				Tournament D2 School League Finals 2024
		date 2024-07-20	rnd 4	type Standard	result 1	date 2024-07-20	rnd 4	type Standard	result 1
		Opponent Dew, K (Kamogelo)				Opponent Dew, K (Kamogelo)

#	Games	Start				End
1	1	Tournament Gauteng Top Schools 2024				Tournament Gauteng Top Schools 2024
		date 2024-10-05	rnd 1	type Rapid	result 1	date 2024-10-05	rnd 1	type Rapid	result 1
		Opponent Siyabonga, M (Makhanya)				Opponent Siyabonga, M (Makhanya)

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	Visi ,M (Moloko)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Visi ,M (Moloko)	2	1427.2	1002.2	2	1405.6	1002.2	0	0	0	0	0	0
2	Maoto ,O (Omphile)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Maoto ,O (Omphile)	1	1164.3	739.3	1	1151.4	739.3	0	0	0	0	0	0
3	Lefete ,T (Thapelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Lefete ,T (Thapelo)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Molete ,R (Rethabile)	1	1	425	1	1	425	0	0	0	0	0	0
4	Molete ,R (Rethabile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Letlhoo ,BJ (Bokang Jonahan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Letlhoo ,BJ (Bokang Jonahan)	1	1867.7	1442.7	1	2171.7	1442.7	0	0	0	0	0	0
6	Maoto ,O (Oamogetswe)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Maoto ,O (Oamogetswe)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Mathebula ,B (Buyisile)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mathebula ,B (Buyisile)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Mbasane ,D (David)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mbasane ,D (David)	1	1353.8	928.8	1	1357.3	928.8	0	0	0	0	0	0
9	Lakaje ,K (Kagiso)	1	1	425	1	1	425	0	0	0	0	0	0
9	Lakaje ,K (Kagiso)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Mokoena ,P (Phomello)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Mokoena ,P (Phomello)	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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PLAYER PAGE

Personal

Zunidza, A (Arshwin)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms