Chess South Africa Ratings Database

PLAYER PAGE

Personal

Dalzell, O (Owen)

Chess SA id

1070154914

FIDE id

Date of birth

2007-07-26 (U20)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1177.7	1215.2	1128.2	1200
Raw rating	1177.7	1215.2	1128.2	1200
Weighted rating	1174.5	1212.3	1126	1200
Weighted performance	0	0	0	0
Floor	704.6	738.5	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	171.2	162.3	183.7	165.8
Highest rating	1204.6 2024-02-01	1430.5 2023-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1204.6 2024-02-01	1238.5 2024-02-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1204.6 2018-10-01	1238.5 2024-09-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1430.5 2023-08-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1177.7	1215.2	1128.2	1200
Analysis
Rating	1177.7	1215.2	1128.2	1200
Raw rating	1177.7	1215.2	1128.2	1200
Weighted rating	1174.5	1212.3	1126
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	704.6	738.5	700	700
Max/Min rating change allowed	171.2	162.3	183.7	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	1177.7	1215.2	1128.2	1200
New weighted rating	1174.3	1212.1	1126	1200
New weighted performance	0	0	0	0
Temp new rating	1177.7	1215.2	1128.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1177.7	1215.2	1128.2	1200
New K-factor	36	36	36	36
New floor	704.6	738.5	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	9	5	4
	7	4	3
	0	0	0
	0	0	0
History	16	9	7

Games since
	Main 9	Standard 5		Rapid 4		Blitz 0
Gender	Male
Age group	U20
Region	Ekurhuleni (GE)
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	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	16	5	31.25	-159.4	1224.4	1065.1
Standard	9	4	44.44	-47.2	1221	1173.8
Rapid	7	1	14.29	-303.6	1228.8	925.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1177.7	1215.2	1128.2	1200
2025-09-30	1177.7	1215.2	1128.2	1200
2025-09-01	1177.7	1215.2	1128.2	1200
2025-08-01	1177.7	1215.2	1128.2	1200
2025-07-01	1177.7	1215.2	1128.2	1200
2025-06-01	1177.7	1215.2	1128.2	1200
2025-05-01	1177.7	1215.2	1128.2	1200
2025-04-01	1177.7	1215.2	1128.2	1200
2025-03-01	1177.7	1215.2	1128.2	1200
2025-02-01	1175.8	1212.6	1128.1	1200
2025-01-01	1143.9	1173	1116.2	1200
2024-12-01	1143.9	1173	1116.2	1200
2024-11-01	1143.9	1173	1116.2	1200
2024-10-01	1143.9	1173	1116.2	1200
2024-09-01	1183.3	1238.5	1116.2	1200
2024-08-01	1183.3	1238.5	1116.2	1200
2024-07-01	1183.3	1238.5	1116.2	1200
2024-09-01	1183.3	1238.5	1116.2	1200
2024-05-01	1204.6	1238.5	1144.6	1200
2024-04-01	1204.6	1238.5	1144.6	1200
2024-03-01	1204.6	1238.5	1144.6	1200
2024-02-01	1204.6	1238.5	1144.6	1200
2024-01-01	1204.6	1238.5	1144.6	1200
2023-12-01	1204.6	1238.5	1144.6	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	Ekurhuleni North Schools Finals - Teams 2024 (U19 Open)	2024-08-03	2024-08-03	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
2	Benoni Cluster High Schools Teams 2024 (U19)	2024-05-11	2024-05-11	Rapid	Ekurhuleni (GE)	5	4	1	Yes	Analysis
3	Ekurhuleni North School Teams 2023 (U17)	2023-08-05	2023-08-05	Standard	Ekurhuleni (GE)	5	4	3	Yes	Analysis
4	Benoni Cluster High School League 2023 (U19 Open)	2023-05-06	2023-05-06	Rapid	Ekurhuleni (GE)	5	3	0	Yes	Analysis

#	Games	Start				End
1	2	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North School Teams 2023
		date 2023-08-05	rnd 1	type Standard	result 1	date 2023-08-05	rnd 2	type Standard	result 1
		Opponent Vorster, R (Ruan)				Opponent Abbott, J (Janco)
2	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Mocumi, I (Itumeleng)				Opponent Mocumi, I (Itumeleng)
3	1	Tournament Benoni Cluster High Schools Teams 2024				Tournament Benoni Cluster High Schools Teams 2024
		date 2024-05-11	rnd 3	type Rapid	result 1	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Schiel, C (Chad)				Opponent Schiel, C (Chad)

#	Games	Start				End
1	2	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North School Teams 2023
		date 2023-08-05	rnd 1	type Standard	result 1	date 2023-08-05	rnd 2	type Standard	result 1
		Opponent Vorster, R (Ruan)				Opponent Abbott, J (Janco)
2	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Mocumi, I (Itumeleng)				Opponent Mocumi, I (Itumeleng)
3	1	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North School Teams 2023
		date 2023-08-05	rnd 4	type Standard	result 1	date 2023-08-05	rnd 4	type Standard	result 1
		Opponent Magashoa, O (Oratilwe)				Opponent Magashoa, O (Oratilwe)

#	Games	Start				End
1	1	Tournament Benoni Cluster High Schools Teams 2024				Tournament Benoni Cluster High Schools Teams 2024
		date 2024-05-11	rnd 3	type Rapid	result 1	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Schiel, C (Chad)				Opponent Schiel, C (Chad)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North School Teams 2023
		date 2023-08-05	rnd 1	type Standard	result 1	date 2023-08-05	rnd 2	type Standard	result 1
		Opponent Vorster, R (Ruan)				Opponent Abbott, J (Janco)
2	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Mocumi, I (Itumeleng)				Opponent Mocumi, I (Itumeleng)
3	1	Tournament Benoni Cluster High Schools Teams 2024				Tournament Benoni Cluster High Schools Teams 2024
		date 2024-05-11	rnd 3	type Rapid	result 1	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Schiel, C (Chad)				Opponent Schiel, C (Chad)

#	Games	Start				End
1	2	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North School Teams 2023
		date 2023-08-05	rnd 1	type Standard	result 1	date 2023-08-05	rnd 2	type Standard	result 1
		Opponent Vorster, R (Ruan)				Opponent Abbott, J (Janco)
2	1	Tournament Ekurhuleni North Schools Finals - Teams 2024				Tournament Ekurhuleni North Schools Finals - Teams 2024
		date 2024-08-03	rnd 4	type Standard	result 1	date 2024-08-03	rnd 4	type Standard	result 1
		Opponent Mocumi, I (Itumeleng)				Opponent Mocumi, I (Itumeleng)
3	1	Tournament Ekurhuleni North School Teams 2023				Tournament Ekurhuleni North School Teams 2023
		date 2023-08-05	rnd 4	type Standard	result 1	date 2023-08-05	rnd 4	type Standard	result 1
		Opponent Magashoa, O (Oratilwe)				Opponent Magashoa, O (Oratilwe)

#	Games	Start				End
1	1	Tournament Benoni Cluster High Schools Teams 2024				Tournament Benoni Cluster High Schools Teams 2024
		date 2024-05-11	rnd 3	type Rapid	result 1	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Schiel, C (Chad)				Opponent Schiel, C (Chad)

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	Thusi ,B (Bongi)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Thusi ,B (Bongi)	1	1185.9	760.9	1	1160	760.9	0	0	0	0	0	0
2	Sibewu ,N (Ncedo)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Sibewu ,N (Ncedo)	1	1201.7	776.7	1	1201.2	776.7	0	0	0	0	0	0
3	Mocumi ,I (Itumeleng)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mocumi ,I (Itumeleng)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Magashoa ,O (Oratilwe)	1	1	425	1	1	425	0	0	0	0	0	0
4	Magashoa ,O (Oratilwe)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Malotsha ,U (Una)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Malotsha ,U (Una)	1	1238.9	813.9	1	1200	813.9	0	0	0	0	0	0
6	Fan ,K (Kuai)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Fan ,K (Kuai)	1	1238.2	813.2	1	1200	813.2	0	0	0	0	0	0
7	Abbott ,J (Janco)	1	1	425	1	1	425	0	0	0	0	0	0
7	Abbott ,J (Janco)	1	1282	1707	1	1262.6	1707	0	0	0	0	0	0
8	Ferreira Lopes ,S (Stephen)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Ferreira Lopes ,S (Stephen)	1	1242.7	817.7	1	1200	817.7	0	0	0	0	0	0
9	Vorster ,R (Ruan)	1	1	425	1	1	425	0	0	0	0	0	0
9	Vorster ,R (Ruan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Schiel ,C (Chad)	1	1	425	0	0	0	1	1	425	0	0	0
10	Schiel ,C (Chad)	1	1213.4	1638.4	0	0	0	1	1200	1638.4	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Dalzell, O (Owen)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms