Chess South Africa Ratings Database

PLAYER PAGE

Personal

O'Niell, S (Stephan)

Chess SA id

1060152833

FIDE id

Date of birth

2006-07-26 (U20)

Gender

Male

Region

Frances Baard (NCF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1250.7	1270.3	1184.8	1200
Raw rating	1250.7	1270.3	1184.8	1200
Weighted rating	1250.4	1269.6	1183.1	1200
Weighted performance	945.7	962.7	0	0
Floor	761.9	770.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	154.3	150	169.5	165.8
Highest rating	1296.9 2023-03-01	1295.8 2023-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1261.9 2024-03-01	1270.3 2024-03-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1249.5 2025-08-01	1267.7 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1296.9 2023-03-01	1295.8 2023-03-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1250.7	1270.3	1184.8	1200
Analysis
Rating	1250.7	1270.3	1184.8	1200
Raw rating	1250.7	1270.3	1184.8	1200
Weighted rating	1250.4	1269.6	1183.1
Weighted performance	945.7	962.7	0
K-factor	36	36	36	36
Floor	761.9	770.3	700	700
Max/Min rating change allowed	154.3	150	169.5	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	1250.7	1270.3	1184.8	1200
New weighted rating	1250.6	1269.9	1183.1	1200
New weighted performance	938.5	955.1	0	0
Temp new rating	1250.7	1270.3	1184.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1250.7	1270.3	1184.8	1200
New K-factor	36	36	36	36
New floor	761.9	770.3	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	10	5	5
	19	19	0
	0	0	0
	0	0	0
History	29	24	5

Games since
	Main 10	Standard 5		Rapid 5		Blitz 0
Gender	Male
Age group	U20
Region	Frances Baard (NCF)
Province	Northern Cape (NC)
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	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	29	16	55.17	44	1222.3	1266.3
Standard	24	14	58.33	70.8	1216.3	1287.1
Rapid	5	2	40	-85	1251.5	1166.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1250.7	1270.3	1184.8	1200
2025-09-30	1250.7	1270.3	1184.8	1200
2025-09-01	1250.7	1270.3	1184.8	1200
2025-08-01	1250.7	1270.3	1184.8	1200
2025-07-01	1250.7	1270.3	1184.8	1200
2025-06-01	1250.7	1270.3	1184.8	1200
2025-05-01	1250.7	1270.3	1184.8	1200
2025-04-01	1250.7	1270.3	1184.8	1200
2025-03-01	1250.7	1270.3	1184.8	1200
2025-02-01	1250.7	1270.3	1184.7	1200
2025-01-01	1250.7	1270.3	1178	1200
2024-12-01	1250.7	1270.3	1178	1200
2024-11-01	1250.7	1270.3	1178	1200
2024-10-01	1250.7	1270.3	1178	1200
2024-09-01	1250.7	1270.3	1178	1200
2024-08-01	1250.7	1270.3	1178	1200
2024-07-01	1250.7	1270.3	1178	1200
2024-09-01	1250.7	1270.3	1178	1200
2024-05-01	1250.7	1270.3	1178	1200
2024-04-01	1250.7	1270.3	1178	1200
2024-03-01	1261.9	1270.3	1200	1200
2024-02-01	1230.1	1232.9	1200	1200
2024-01-01	1230.1	1232.9	1200	1200
2023-12-01	1230.1	1232.9	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	2024 Frances Baard Schools Teams (High School)	2024-03-02	2024-03-02	Rapid	Frances Baard (NCF)	5	5	2	Yes	Analysis
2	2024 Frances Baard Schools Open II (U19)	2024-02-17	2024-02-17	Standard	Frances Baard (NCF)	5	5	3.5	Yes	Analysis
3	Frances Baard Schools Open III 2023 (U17)	2023-08-05	2023-08-05	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
4	2023 Northern Cape Closed Chess Championships (U18 Open)	2023-08-25	2023-08-27	Standard	Frances Baard (NCF)	5	4	2	Yes	Analysis
5	Frances Baard Schools Trials 2023 (U18 Boys)	2023-05-27	2023-05-27	Standard	Frances Baard (NCF)	5	5	2.5	Yes	Analysis
6	Frances Baard School Open II 2023 (U17)	2023-03-18	2023-03-18	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2024 Frances Baard Schools Open II				Tournament 2024 Frances Baard Schools Open II
		date 2024-02-17	rnd 3	type Standard	result 1	date 2024-02-17	rnd 5	type Standard	result 0.5
		Opponent Gift, M (Moltale)				Opponent Louw, S (Shaun)
2	3	Tournament Frances Baard Schools Open III 2023				Tournament Frances Baard Schools Open III 2023
		date 2023-08-05	rnd 1	type Standard	result 1	date 2023-08-05	rnd 3	type Standard	result 1
		Opponent Gene-April, K (Keeran)				Opponent Mabilo, R (Ratang)
3	3	Tournament Frances Baard Schools Trials 2023				Tournament Frances Baard Schools Trials 2023
		date 2023-05-27	rnd 2	type Standard	result 0.5	date 2023-05-27	rnd 4	type Standard	result 1
		Opponent Kesekile, T (Tsholofelo)				Opponent Strydom, R (Ruan)

#	Games	Start				End
1	3	Tournament 2024 Frances Baard Schools Open II				Tournament 2024 Frances Baard Schools Open II
		date 2024-02-17	rnd 3	type Standard	result 1	date 2024-02-17	rnd 5	type Standard	result 0.5
		Opponent Gift, M (Moltale)				Opponent Louw, S (Shaun)
2	3	Tournament Frances Baard Schools Open III 2023				Tournament Frances Baard Schools Open III 2023
		date 2023-08-05	rnd 1	type Standard	result 1	date 2023-08-05	rnd 3	type Standard	result 1
		Opponent Gene-April, K (Keeran)				Opponent Mabilo, R (Ratang)
3	3	Tournament Frances Baard Schools Trials 2023				Tournament Frances Baard Schools Trials 2023
		date 2023-05-27	rnd 2	type Standard	result 0.5	date 2023-05-27	rnd 4	type Standard	result 1
		Opponent Kesekile, T (Tsholofelo)				Opponent Strydom, R (Ruan)

#	Games	Start				End
1	2	Tournament 2024 Frances Baard Schools Teams				Tournament 2024 Frances Baard Schools Teams
		date 2024-03-02	rnd 3	type Rapid	result 1	date 2024-03-02	rnd 4	type Rapid	result 1
		Opponent Cader, G (Ghamza)				Opponent Gabaikangwe, K (Kutlwano)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Frances Baard Schools Open III 2023				Tournament Frances Baard Schools Open III 2023
		date 2023-08-05	rnd 1	type Standard	result 1	date 2023-08-05	rnd 3	type Standard	result 1
		Opponent Gene-April, K (Keeran)				Opponent Mabilo, R (Ratang)
2	2	Tournament 2024 Frances Baard Schools Teams				Tournament 2024 Frances Baard Schools Teams
		date 2024-03-02	rnd 3	type Rapid	result 1	date 2024-03-02	rnd 4	type Rapid	result 1
		Opponent Cader, G (Ghamza)				Opponent Gabaikangwe, K (Kutlwano)
3	2	Tournament 2024 Frances Baard Schools Open II				Tournament 2024 Frances Baard Schools Open II
		date 2024-02-17	rnd 3	type Standard	result 1	date 2024-02-17	rnd 4	type Standard	result 1
		Opponent Gift, M (Moltale)				Opponent Maputle, K (Katlego)

#	Games	Start				End
1	3	Tournament Frances Baard Schools Open III 2023				Tournament Frances Baard Schools Open III 2023
		date 2023-08-05	rnd 1	type Standard	result 1	date 2023-08-05	rnd 3	type Standard	result 1
		Opponent Gene-April, K (Keeran)				Opponent Mabilo, R (Ratang)
2	2	Tournament 2024 Frances Baard Schools Open II				Tournament 2024 Frances Baard Schools Open II
		date 2024-02-17	rnd 3	type Standard	result 1	date 2024-02-17	rnd 4	type Standard	result 1
		Opponent Gift, M (Moltale)				Opponent Maputle, K (Katlego)
3	2	Tournament 2023 Northern Cape Closed Chess Championships				Tournament 2023 Northern Cape Closed Chess Championships
		date 2023-08-26	rnd 2	type Standard	result 1	date 2023-08-26	rnd 3	type Standard	result 1
		Opponent Van Wyk, I (Ivano)				Opponent Dawson, L (Liam)

#	Games	Start				End
1	2	Tournament 2024 Frances Baard Schools Teams				Tournament 2024 Frances Baard Schools Teams
		date 2024-03-02	rnd 3	type Rapid	result 1	date 2024-03-02	rnd 4	type Rapid	result 1
		Opponent Cader, G (Ghamza)				Opponent Gabaikangwe, K (Kutlwano)

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	Louw ,S (Shaun)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Louw ,S (Shaun)	2	1250.9	1038.4	2	1259.6	1038.4	0	0	0	0	0	0
2	Mathamela ,O (Omphemetse)	2	1	0	1	1	425	1	0	-425	0	0	0
2	Mathamela ,O (Omphemetse)	2	1166.4	1166.4	1	1138.1	1591.4	1	1183.6	741.4	0	0	0
3	Van Wyk ,I (Ivano)	1	1	425	1	1	425	0	0	0	0	0	0
3	Van Wyk ,I (Ivano)	1	1145.1	1570.1	1	1138.8	1570.1	0	0	0	0	0	0
4	Van Der Merwe ,HS (Hendrik Schalk (Henno))	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Van Der Merwe ,HS (Hendrik Schalk (Henno))	1	1344.1	919.1	1	1347	919.1	0	0	0	0	0	0
5	Grove ,E (Enrique)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Grove ,E (Enrique)	1	1253.9	828.9	1	1255.1	828.9	0	0	0	0	0	0
6	Katlanie ,G (Goitsione)	1	1	425	1	1	425	0	0	0	0	0	0
6	Katlanie ,G (Goitsione)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Moloto ,T (Tlhompo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Moloto ,T (Tlhompo)	1	1280.5	855.5	1	1297.8	855.5	0	0	0	0	0	0
8	Du Plessis ,A (Aidan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Du Plessis ,A (Aidan)	1	1202	777	1	1202.5	777	0	0	0	0	0	0
9	Maputle ,K (Katlego)	1	1	425	1	1	425	0	0	0	0	0	0
9	Maputle ,K (Katlego)	1	1176.2	1601.2	1	1174.4	1601.2	0	0	0	0	0	0
10	Malgas ,O (Omogolo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Malgas ,O (Omogolo)	1	1269.6	844.6	1	1275.5	844.6	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

O'Niell, S (Stephan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms