Chess South Africa Ratings Database

PLAYER PAGE

Personal

Sibiya, O (Olwethu)

Chess SA id

1120160854

FIDE id

Date of birth

2012-06-05 (U14)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-08-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1218.3	1219.1	1200	1200
Raw rating	1218.3	1219.1	1200	1200
Weighted rating	1218.3	1219.1	1200	1200
Weighted performance	0	0	0	0
Floor	718.3	719.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.5	161.4	165.8	165.8
Highest rating	1281.6 2023-08-01	1281.6 2023-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1218.3 2024-03-01	1219.1 2024-03-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1218.3 2025-07-01	1219.1 2025-07-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1281.6 2023-08-01	1281.6 2023-08-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1218.3	1219.1	1200	1200
Analysis
Rating	1218.3	1219.1	1200	1200
Raw rating	1218.3	1219.1	1200	1200
Weighted rating	1218.3	1219.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	718.3	719.1	700	700
Max/Min rating change allowed	161.5	161.4	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	1218.3	1219.1	1200	1200
New weighted rating	1218.3	1219.1	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1218.3	1219.1	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1218.3	1219.1	1200	1200
New K-factor	36	36	36	36
New floor	718.3	719.1	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	10	10
	0	0
	0	0
History	10	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Tshwane (GTP)
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	10	5	50	0	1244.3	1244.3
Standard	10	5	50	0	1244.3	1244.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1218.3	1219.1	1200	1200
2025-09-01	1218.3	1219.1	1200	1200
2025-08-01	1218.3	1219.1	1200	1200
2025-07-01	1218.3	1219.1	1200	1200
2025-06-01	1218.3	1219.1	1200	1200
2025-05-01	1218.3	1219.1	1200	1200
2025-04-01	1218.3	1219.1	1200	1200
2025-03-01	1218.3	1219.1	1200	1200
2025-02-01	1218.3	1219.1	1200	1200
2025-01-01	1218.3	1219.1	1200	1200
2024-12-01	1218.3	1219.1	1200	1200
2024-11-01	1218.3	1219.1	1200	1200
2024-10-01	1218.3	1219.1	1200	1200
2024-09-01	1218.3	1219.1	1200	1200
2024-08-01	1218.3	1219.1	1200	1200
2024-07-01	1218.3	1219.1	1200	1200
2024-06-01	1218.3	1219.1	1200	1200
2024-08-01	1218.3	1219.1	1200	1200
2024-04-01	1218.3	1219.1	1200	1200
2024-03-01	1218.3	1219.1	1200	1200
2024-02-01	1218.3	1219.1	1200	1200
2024-01-01	1218.3	1219.1	1200	1200
2023-12-01	1218.3	1219.1	1200	1200
2023-11-01	1218.3	1219.1	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	2023 Northern Cape Closed Chess Championships (U12 Open)	2023-08-25	2023-08-27	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
2	2023 Gauteng Top Schools (U11 Mixed)	2023-08-18	2023-08-18	Standard	West Rand (GWR)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 2	type Standard	result 1	date 2023-08-18	rnd 3	type Standard	result 1
		Opponent Dlamini, S (Siyanda)				Opponent Ukachukwu, D (Daniel)
2	1	Tournament 2023 Northern Cape Closed Chess Championships				Tournament 2023 Northern Cape Closed Chess Championships
		date 2023-08-27	rnd 5	type Standard	result 1	date 2023-08-27	rnd 5	type Standard	result 1
		Opponent Mereekopane, R (Reabetswe)				Opponent Mereekopane, R (Reabetswe)
3	1	Tournament 2023 Northern Cape Closed Chess Championships				Tournament 2023 Northern Cape Closed Chess Championships
		date 2023-08-26	rnd 3	type Standard	result 1	date 2023-08-26	rnd 3	type Standard	result 1
		Opponent Mothelesi, O (Oratilwe)				Opponent Mothelesi, O (Oratilwe)

#	Games	Start				End
1	2	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 2	type Standard	result 1	date 2023-08-18	rnd 3	type Standard	result 1
		Opponent Dlamini, S (Siyanda)				Opponent Ukachukwu, D (Daniel)
2	1	Tournament 2023 Northern Cape Closed Chess Championships				Tournament 2023 Northern Cape Closed Chess Championships
		date 2023-08-27	rnd 5	type Standard	result 1	date 2023-08-27	rnd 5	type Standard	result 1
		Opponent Mereekopane, R (Reabetswe)				Opponent Mereekopane, R (Reabetswe)
3	1	Tournament 2023 Northern Cape Closed Chess Championships				Tournament 2023 Northern Cape Closed Chess Championships
		date 2023-08-26	rnd 3	type Standard	result 1	date 2023-08-26	rnd 3	type Standard	result 1
		Opponent Mothelesi, O (Oratilwe)				Opponent Mothelesi, O (Oratilwe)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 2	type Standard	result 1	date 2023-08-18	rnd 3	type Standard	result 1
		Opponent Dlamini, S (Siyanda)				Opponent Ukachukwu, D (Daniel)
2	1	Tournament 2023 Northern Cape Closed Chess Championships				Tournament 2023 Northern Cape Closed Chess Championships
		date 2023-08-27	rnd 5	type Standard	result 1	date 2023-08-27	rnd 5	type Standard	result 1
		Opponent Mereekopane, R (Reabetswe)				Opponent Mereekopane, R (Reabetswe)
3	1	Tournament 2023 Northern Cape Closed Chess Championships				Tournament 2023 Northern Cape Closed Chess Championships
		date 2023-08-26	rnd 3	type Standard	result 1	date 2023-08-26	rnd 3	type Standard	result 1
		Opponent Mothelesi, O (Oratilwe)				Opponent Mothelesi, O (Oratilwe)

#	Games	Start				End
1	2	Tournament 2023 Gauteng Top Schools				Tournament 2023 Gauteng Top Schools
		date 2023-08-18	rnd 2	type Standard	result 1	date 2023-08-18	rnd 3	type Standard	result 1
		Opponent Dlamini, S (Siyanda)				Opponent Ukachukwu, D (Daniel)
2	1	Tournament 2023 Northern Cape Closed Chess Championships				Tournament 2023 Northern Cape Closed Chess Championships
		date 2023-08-27	rnd 5	type Standard	result 1	date 2023-08-27	rnd 5	type Standard	result 1
		Opponent Mereekopane, R (Reabetswe)				Opponent Mereekopane, R (Reabetswe)
3	1	Tournament 2023 Northern Cape Closed Chess Championships				Tournament 2023 Northern Cape Closed Chess Championships
		date 2023-08-26	rnd 3	type Standard	result 1	date 2023-08-26	rnd 3	type Standard	result 1
		Opponent Mothelesi, O (Oratilwe)				Opponent Mothelesi, O (Oratilwe)

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	Mahadika ,R (Rorisang)	1	1	425	1	1	425	0	0	0	0	0	0
1	Mahadika ,R (Rorisang)	1	1154.9	1579.9	1	1147.4	1579.9	0	0	0	0	0	0
2	Van Niekerk ,CD (Christiaan David)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Van Niekerk ,CD (Christiaan David)	1	1324.8	899.8	1	1331.7	899.8	0	0	0	0	0	0
3	Mereekopane ,R (Reabetswe)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mereekopane ,R (Reabetswe)	1	1200	1625	1	1201.4	1625	0	0	0	0	0	0
4	Ukachukwa ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
4	Ukachukwa ,D (Daniel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Ahjum ,AXE (Annabelle)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Ahjum ,AXE (Annabelle)	1	1421.7	996.7	1	1421.2	996.7	0	0	0	0	0	0
6	Mothelesi ,O (Oratilwe)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mothelesi ,O (Oratilwe)	1	1176.7	1601.7	1	1169.8	1601.7	0	0	0	0	0	0
7	Truscott ,A (Ane)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Truscott ,A (Ane)	1	1301.3	876.3	1	1297.3	876.3	0	0	0	0	0	0
8	Dlamini ,S (Siyanda)	1	1	425	1	1	425	0	0	0	0	0	0
8	Dlamini ,S (Siyanda)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Kordom ,C (Craigh)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Kordom ,C (Craigh)	1	1251.1	826.1	1	1261.6	826.1	0	0	0	0	0	0
10	Janse Van Rensburg ,R (Riaan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Janse Van Rensburg ,R (Riaan)	1	1212.5	787.5	1	1214.8	787.5	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

Sibiya, O (Olwethu)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms