Chess South Africa Ratings Database

PLAYER PAGE

Personal

Yoko, S (Sascha)

Chess SA id

1720301050

FIDE id

Date of birth

1972-05-02 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-10-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1258.7	1255.6	1200	1232.8
Raw rating	1258.7	1255.6	1200	1232.8
Weighted rating	1246.9	1241.1	1200	1231.2
Weighted performance	0	0	0	0
Floor	758.7	755.6	700	732.8
K-factor	36	36	36	36
Min/Max rating change allowed	152.5	153.2	165.8	158.2
Highest rating	1397 2024-11-01	1490.6 2024-11-01	1200 2024-04-01	1328.2 2024-03-01
Highest raw rating	1258.7 2024-11-01	1255.6 2024-11-01	1200 2024-04-01	1232.8 2024-04-01
Highest weighted rating	1242.4 2025-08-01	1236.1 2025-08-01	1200 2024-04-01	1232.8 2024-10-01
Highest weighted performance	1397 2024-11-01	1490.6 2024-11-01	1200 2024-04-01	1328.2 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1258.7	1255.6	1200	1232.8
Analysis
Rating	1258.7	1255.6	1200	1232.8
Raw rating	1258.7	1255.6	1200	1232.8
Weighted rating	1246.9	1241.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	758.7	755.6	700	732.8
Max/Min rating change allowed	152.5	153.2	165.8	158.2
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	1258.7	1255.6	1200	1232.8
New weighted rating	1248.9	1243.4	1200	1231.7
New weighted performance	0	0	0	0
Temp new rating	1258.7	1255.6	1200	1232.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1258.7	1255.6	1200	1232.8
New K-factor	36	36	36	36
New floor	758.7	755.6	700	732.8

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	13	4	9
	0	0	0
	0	0	0
	0	0	0
History	13	4	9

Games since
	Main 13	Standard 4		Rapid 0		Blitz 9
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	13	7	53.85	32.7	1407.8	1440.5
Standard	4	3	75	212.5	1305.4	1517.9
Rapid	0	0	0	0	0	0
Blitz	9	4	44.44	-47.2	1453.3	1406.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	1258.7	1255.6	1200	1232.8
2025-09-01	1258.7	1255.6	1200	1232.8
2025-08-01	1258.7	1255.6	1200	1232.8
2025-07-01	1258.7	1255.6	1200	1232.8
2025-06-01	1258.7	1255.6	1200	1232.8
2025-05-01	1258.7	1255.6	1200	1232.8
2025-04-01	1258.7	1255.6	1200	1232.8
2025-03-01	1258.7	1255.6	1200	1232.8
2025-02-01	1258.7	1255.6	1200	1232.8
2025-01-01	1258.7	1255.6	1200	1232.8
2024-12-01	1258.7	1255.6	1200	1232.8
2024-11-01	1258.7	1255.6	1200	1232.8
2024-10-01	1216.6	1200	1200	1232.8
2024-09-01	1216.6	1200	1200	1232.8
2024-08-01	1216.6	1200	1200	1232.8
2024-07-01	1216.6	1200	1200	1232.8
2024-06-01	1216.6	1200	1200	1232.8
2024-08-01	1216.6	1200	1200	1232.8
2024-04-01	1216.6	1200	1200	1232.8
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	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	Laerskool Doringkloof Primary Open Chess Tournament 2024 (B)	2024-10-19	2024-10-19	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
2	Wanderers Blitz Tournament 2024	2024-03-23	2024-03-23	Blitz	Johannesburg Metro (GJM)	9	9	4	Yes	Analysis

#	Games	Start				End
1	3	Tournament Laerskool Doringkloof Primary Open Chess Tournament 2024				Tournament Laerskool Doringkloof Primary Open Chess Tournament 2024
		date 2024-10-19	rnd 3	type Standard	result 1	date 2024-10-19	rnd 5	type Standard	result 1
		Opponent Mashao, K (Kholhatso)				Opponent Egeonu, C (Chizitere)
2	2	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 4	type Blitz	result 1	date 2024-03-23	rnd 5	type Blitz	result 1
		Opponent Moletsane, O (Oabile)				Opponent Mabaso, J (Jabulani)
3	1	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 8	type Blitz	result 1	date 2024-03-23	rnd 8	type Blitz	result 1
		Opponent Chisepo, M (Masimba)				Opponent Chisepo, M (Masimba)

#	Games	Start				End
1	3	Tournament Laerskool Doringkloof Primary Open Chess Tournament 2024				Tournament Laerskool Doringkloof Primary Open Chess Tournament 2024
		date 2024-10-19	rnd 3	type Standard	result 1	date 2024-10-19	rnd 5	type Standard	result 1
		Opponent Mashao, K (Kholhatso)				Opponent Egeonu, C (Chizitere)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 4	type Blitz	result 1	date 2024-03-23	rnd 5	type Blitz	result 1
		Opponent Moletsane, O (Oabile)				Opponent Mabaso, J (Jabulani)
2	1	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 8	type Blitz	result 1	date 2024-03-23	rnd 8	type Blitz	result 1
		Opponent Chisepo, M (Masimba)				Opponent Chisepo, M (Masimba)
3	1	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 1	type Blitz	result 1	date 2024-03-23	rnd 1	type Blitz	result 1
		Opponent Jolliffe, SR (Shaun)				Opponent Jolliffe, SR (Shaun)

#	Games	Start				End
1	3	Tournament Laerskool Doringkloof Primary Open Chess Tournament 2024				Tournament Laerskool Doringkloof Primary Open Chess Tournament 2024
		date 2024-10-19	rnd 3	type Standard	result 1	date 2024-10-19	rnd 5	type Standard	result 1
		Opponent Mashao, K (Kholhatso)				Opponent Egeonu, C (Chizitere)
2	2	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 4	type Blitz	result 1	date 2024-03-23	rnd 5	type Blitz	result 1
		Opponent Moletsane, O (Oabile)				Opponent Mabaso, J (Jabulani)
3	1	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 8	type Blitz	result 1	date 2024-03-23	rnd 8	type Blitz	result 1
		Opponent Chisepo, M (Masimba)				Opponent Chisepo, M (Masimba)

#	Games	Start				End
1	3	Tournament Laerskool Doringkloof Primary Open Chess Tournament 2024				Tournament Laerskool Doringkloof Primary Open Chess Tournament 2024
		date 2024-10-19	rnd 3	type Standard	result 1	date 2024-10-19	rnd 5	type Standard	result 1
		Opponent Mashao, K (Kholhatso)				Opponent Egeonu, C (Chizitere)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 4	type Blitz	result 1	date 2024-03-23	rnd 5	type Blitz	result 1
		Opponent Moletsane, O (Oabile)				Opponent Mabaso, J (Jabulani)
2	1	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 8	type Blitz	result 1	date 2024-03-23	rnd 8	type Blitz	result 1
		Opponent Chisepo, M (Masimba)				Opponent Chisepo, M (Masimba)
3	1	Tournament Wanderers Blitz Tournament 2024				Tournament Wanderers Blitz Tournament 2024
		date 2024-03-23	rnd 1	type Blitz	result 1	date 2024-03-23	rnd 1	type Blitz	result 1
		Opponent Jolliffe, SR (Shaun)				Opponent Jolliffe, SR (Shaun)

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	Cele ,S (Siyabonga)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Cele ,S (Siyabonga)	1	1297.3	872.3	1	1272.1	872.3	0	0	0	0	0	0
2	Adamson ,J (Jude)	1	1	425	1	1	425	0	0	0	0	0	0
2	Adamson ,J (Jude)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Mashao ,K (Kholhatso)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mashao ,K (Kholhatso)	1	1287.5	1712.5	1	1303	1712.5	0	0	0	0	0	0
4	Egeonu ,C (Chizitere)	1	1	425	1	1	425	0	0	0	0	0	0
4	Egeonu ,C (Chizitere)	1	1436.9	1861.9	1	1363.8	1861.9	0	0	0	0	0	0
5	Jolliffe ,SR (Shaun)	1	1	425	0	0	0	0	0	0	1	1	425
5	Jolliffe ,SR (Shaun)	1	1397.2	1822.2	0	0	0	0	0	0	1	1464.6	1822.2
6	Martynov ,A (Alexey)	1	0	-425	0	0	0	0	0	0	1	0	-425
6	Martynov ,A (Alexey)	1	1377.8	952.8	0	0	0	0	0	0	1	1200	952.8
7	Sonjica ,N (Ntsikelelo)	1	0	-425	0	0	0	0	0	0	1	0	-425
7	Sonjica ,N (Ntsikelelo)	1	1297.3	872.3	0	0	0	0	0	0	1	1261.6	872.3
8	Nyathi ,M (Musa)	1	0	-425	0	0	0	0	0	0	1	0	-425
8	Nyathi ,M (Musa)	1	1574.4	1149.4	0	0	0	0	0	0	1	1581.2	1149.4
9	Xulu ,L (Lindokuhle)	1	0	-425	0	0	0	0	0	0	1	0	-425
9	Xulu ,L (Lindokuhle)	1	2044.5	1619.5	0	0	0	0	0	0	1	1982.2	1619.5
10	Chisepo ,M (Masimba)	1	1	425	0	0	0	0	0	0	1	1	425
10	Chisepo ,M (Masimba)	1	1200	1625	0	0	0	0	0	0	1	1200	1625

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Yoko, S (Sascha)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms