Chess South Africa Ratings Database

PLAYER PAGE

Personal

Skosana, OS (Ofentse Siyabonga)

Chess SA id

1120144958

FIDE id

Date of birth

2012-09-11 (U14)

Gender

Male

Region

West Rand (GWR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-20

Personal details last changed

2025-05-10

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1199.6	1196.9	1200	1200
Raw rating	1199.4	1196.7	1200	1200
Weighted rating	1199.6	1196.9	1200	1200
Weighted performance	947.5	944.4	0	0
Floor	733.2	740.8	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	166	166.6	165.8	165.8
Highest rating	1288.6 2023-07-01	1287.8 2023-07-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1233.2 2023-08-01	1240.8 2023-08-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1233.2 2018-10-01	1240.8 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1288.6 2023-07-01	1287.8 2023-07-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1199.6	1197	1200	1200
Analysis
Rating	1199.6	1196.9	1200	1200
Raw rating	1199.4	1196.7	1200	1200
Weighted rating	1199.6	1196.9	1200
Weighted performance	947.5	944.4	0
K-factor	36	36	36	36
Floor	733.2	740.8	700	700
Max/Min rating change allowed	166	166.6	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	1199.4	1196.7	1200	1200
New weighted rating	1199.6	1197	1200	1200
New weighted performance	947.1	943.9	0	0
Temp new rating	1199.6	1197	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1199.6	1197	1200	1200
New K-factor	36	36	36	36
New floor	733.2	740.8	700	700

Item	Main	Standard
	0	0
	0	0
	10	10
	15	15
	6	6
	0	0
History	31	31

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	West Rand (GWR)
Province	Gauteng (GT)
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	31	14	45.16	-41.1	1239.8	1198.7
Standard	31	14	45.16	-41.1	1239.8	1198.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1199.4	1196.7	1200	1200
2025-09-01	1199.4	1196.7	1200	1200
2025-08-01	1199.4	1196.7	1200	1200
2025-07-01	1199.3	1196.6	1200	1200
2025-06-01	1199.3	1196.6	1200	1200
2025-05-01	1199.2	1196.6	1200	1200
2025-04-01	1199.1	1196.5	1200	1200
2025-03-01	1199	1196.3	1200	1200
2025-02-01	1198.7	1196	1200	1200
2025-01-01	1197.7	1194	1200	1200
2024-12-01	1197.7	1194	1200	1200
2024-11-01	1197.7	1194	1200	1200
2024-10-01	1197.7	1194	1200	1200
2024-09-01	1197.7	1194	1200	1200
2024-08-01	1197.7	1194	1200	1200
2024-07-01	1224.3	1227.1	1200	1200
2024-06-01	1224.3	1227.1	1200	1200
2024-08-01	1192	1188.6	1200	1200
2024-04-01	1192	1188.6	1200	1200
2024-03-01	1192	1188.6	1200	1200
2024-02-01	1192	1188.6	1200	1200
2024-01-01	1192	1188.6	1200	1200
2023-12-01	1192	1188.6	1200	1200
2023-11-01	1192	1188.6	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	D2 School League Finals 2024 (U13)	2024-07-20	2024-07-20	Standard	West Rand (GWR)	5	5	1.5	Yes	Analysis
2	2024 D2 Schools Individuals (U13 Boys)	2024-05-04	2024-05-04	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
3	2023 Gauteng Top Schools (U11 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	1.5	Yes	Analysis
4	D2 School League Finals 2023 (U11)	2023-07-22	2023-07-22	Standard	West Rand (GWR)	5	5	4	Yes	Analysis
5	D2 Schools Individuals 2023 (U11 Boys)	2023-05-13	2023-05-13	Standard	West Rand (GWR)	5	5	2	Yes	Analysis
6	D2 School League Finals 2022 (U11)	2022-08-20	2022-08-20	Standard	West Rand (GWR)	6	6	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament D2 School League Finals 2023				Tournament 2023 Gauteng Top Schools
		date 2023-07-22	rnd 4	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Mofahote, P (Paballo)				Opponent Stambuli, T (Themba)
2	3	Tournament D2 Schools Individuals 2023				Tournament D2 School League Finals 2023
		date 2023-05-13	rnd 5	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Matewa, L (Leroy)				Opponent Nortje, T (Tristin)
3	2	Tournament 2024 D2 Schools Individuals				Tournament D2 School League Finals 2024
		date 2024-05-04	rnd 5	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Maseko, K (Karabo)				Opponent Coetzee, J (Jordan John)

#	Games	Start				End
1	3	Tournament D2 School League Finals 2023				Tournament 2023 Gauteng Top Schools
		date 2023-07-22	rnd 4	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Mofahote, P (Paballo)				Opponent Stambuli, T (Themba)
2	3	Tournament D2 Schools Individuals 2023				Tournament D2 School League Finals 2023
		date 2023-05-13	rnd 5	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Matewa, L (Leroy)				Opponent Nortje, T (Tristin)
3	2	Tournament 2024 D2 Schools Individuals				Tournament D2 School League Finals 2024
		date 2024-05-04	rnd 5	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Maseko, K (Karabo)				Opponent Coetzee, J (Jordan John)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament D2 School League Finals 2023				Tournament 2023 Gauteng Top Schools
		date 2023-07-22	rnd 4	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Mofahote, P (Paballo)				Opponent Stambuli, T (Themba)
2	3	Tournament D2 Schools Individuals 2023				Tournament D2 School League Finals 2023
		date 2023-05-13	rnd 5	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Matewa, L (Leroy)				Opponent Nortje, T (Tristin)
3	2	Tournament 2024 D2 Schools Individuals				Tournament D2 School League Finals 2024
		date 2024-05-04	rnd 5	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Maseko, K (Karabo)				Opponent Coetzee, J (Jordan John)

#	Games	Start				End
1	3	Tournament D2 School League Finals 2023				Tournament 2023 Gauteng Top Schools
		date 2023-07-22	rnd 4	type Standard	result 1	date 2023-08-18	rnd 1	type Standard	result 1
		Opponent Mofahote, P (Paballo)				Opponent Stambuli, T (Themba)
2	3	Tournament D2 Schools Individuals 2023				Tournament D2 School League Finals 2023
		date 2023-05-13	rnd 5	type Standard	result 1	date 2023-07-22	rnd 2	type Standard	result 1
		Opponent Matewa, L (Leroy)				Opponent Nortje, T (Tristin)
3	2	Tournament 2024 D2 Schools Individuals				Tournament D2 School League Finals 2024
		date 2024-05-04	rnd 5	type Standard	result 1	date 2024-07-20	rnd 1	type Standard	result 1
		Opponent Maseko, K (Karabo)				Opponent Coetzee, J (Jordan John)

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	Phetu ,N (Nompumelelo)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Phetu ,N (Nompumelelo)	3	1382.1	957.1	3	1378.5	957.1	0	0	0	0	0	0
2	Labuschagne ,M (Mila)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Labuschagne ,M (Mila)	2	1200	775	2	1200	775	0	0	0	0	0	0
3	Van Heerden ,Z (Zoey)	2	2	425	2	2	425	0	0	0	0	0	0
3	Van Heerden ,Z (Zoey)	2	1200	1625	2	1200	1625	0	0	0	0	0	0
4	Mathonsi ,A (Alan Ntwanano)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mathonsi ,A (Alan Ntwanano)	1	1153.1	728.1	1	1144.6	728.1	0	0	0	0	0	0
5	Botha ,D (Dirko)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Botha ,D (Dirko)	1	1234.1	809.1	1	1239.9	809.1	0	0	0	0	0	0
6	Mofahote ,P (Paballo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mofahote ,P (Paballo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Maseko ,K (Karabo)	1	1	425	1	1	425	0	0	0	0	0	0
7	Maseko ,K (Karabo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Matewa ,L (Leroy)	1	1	425	1	1	425	0	0	0	0	0	0
8	Matewa ,L (Leroy)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Teitge ,J (James)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Teitge ,J (James)	1	1148.2	723.2	1	1137.2	723.2	0	0	0	0	0	0
10	Noko ,K (Katlego)	1	1	425	1	1	425	0	0	0	0	0	0
10	Noko ,K (Katlego)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Skosana, OS (Ofentse Siyabonga)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms