Chess South Africa Ratings Database

PLAYER PAGE

Personal

Edwards, D (David)

Chess SA id

1100305886

FIDE id

Date of birth

2010-09-16 (U18)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1206.5	1209.1	1200	1200
Raw rating	1206.5	1209.1	1200	1200
Weighted rating	1192.1	1191.4	1200	1200
Weighted performance	0	0	0	0
Floor	706.5	709.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	164.3	163.7	165.8	165.8
Highest rating	1206.5 2025-07-01	1209.1 2025-07-01	1200 2024-06-01	1200 2024-06-01
Highest raw rating	1206.5 2025-07-01	1209.1 2025-07-01	1200 2024-06-01	1200 2024-06-01
Highest weighted rating	1206.5 2024-06-01	1209.1 2024-06-01	1200 2024-06-01	1200 2024-06-01
Highest weighted performance	1200 2025-01-01	1200 2025-01-01	1200 2024-06-01	1200 2024-06-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1206.5	1209.1	1200	1200
Analysis
Rating	1206.5	1209.1	1200	1200
Raw rating	1206.5	1209.1	1200	1200
Weighted rating	1192.1	1191.4	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	706.5	709.1	700	700
Max/Min rating change allowed	164.3	163.7	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	1206.5	1209.1	1200	1200
New weighted rating	1193.5	1193.1	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1206.5	1209.1	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1206.5	1209.1	1200	1200
New K-factor	36	36	36	36
New floor	706.5	709.1	700	700

Item	Main	Standard
	0	0
	14	14
	5	5
	0	0
	0	0
	0	0
History	19	19

Games since
	Main 19	Standard 19		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	14	6	42.86	-60.7	1221.1	1160.4
Standard	14	6	42.86	-60.7	1221.1	1160.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	19	7.5	39.47	-89.5	1221.1	1131.7
Standard	19	7.5	39.47	-89.5	1221.1	1131.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1206.5	1209.1	1200	1200
2025-11-30	1206.5	1209.1	1200	1200
2025-11-01	1206.5	1209.1	1200	1200
2025-09-30	1206.5	1209.1	1200	1200
2025-09-01	1206.5	1209.1	1200	1200
2025-08-01	1206.5	1209.1	1200	1200
2025-07-01	1206.5	1209.1	1200	1200
2025-06-01	1182	1178.8	1200	1200
2025-05-01	1182	1178.8	1200	1200
2025-04-01	1180.9	1177.4	1200	1200
2025-03-01	1182.4	1179.2	1200	1200
2025-02-01	1182.9	1179.8	1200	1200
2025-01-01	1169.4	1164.4	1200	1200
2024-12-01	1169.4	1164.4	1200	1200
2024-11-01	1168.1	1162	1200	1200
2024-10-01	1168.1	1162	1200	1200
2024-09-01	1168.1	1162	1200	1200
2024-11-01	1168.1	1162	1200	1200
2024-07-01	1168.1	1162	1200	1200
2024-06-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	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	JCC Steyn City High Schools League 2025 (A)	2025-05-07	2025-06-09	Standard	Johannesburg Metro (GJM)	6	5	3	Yes	Analysis
2	JCC - Dainfern Chess League 2025 (A)	2025-02-03	2025-03-17	Standard	Johannesburg Metro (GJM)	6	4	1	Yes	Analysis
3	First Knights Juniors Chess Tournament 2025 (C)	2025-02-09	2025-02-09	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
4	JCC St Peters High Schools League 2024 (A)	2024-09-09	2024-10-21	Standard	Johannesburg Metro (GJM)	6	2	1	Yes	Analysis
5	JCC Steyn City High Schools League 2024 (A)	2024-05-11	2024-05-25	Standard	Johannesburg Metro (GJM)	6	2	0	Yes	Analysis
6	JCC Steyn City High Schools League 2024 (B)	2024-05-11	2024-05-25	Standard	Johannesburg Metro (GJM)	6	1	0.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament JCC Steyn City High Schools League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-05-12	rnd 2	type Standard	result 1	date 2025-05-26	rnd 4	type Standard	result 1
		Opponent Madilola, M (Matlhogonolo)				Opponent Lombard, E (Erich)
2	2	Tournament First Knights Juniors Chess Tournament 2025				Tournament First Knights Juniors Chess Tournament 2025
		date 2025-02-09	rnd 2	type Standard	result 1	date 2025-02-09	rnd 3	type Standard	result 1
		Opponent Ngubane, L (Lesedi)				Opponent Tshabalala, H (Happy)
3	1	Tournament JCC - Dainfern Chess League 2025				Tournament JCC - Dainfern Chess League 2025
		date 2025-02-03	rnd 1	type Standard	result 1	date 2025-02-03	rnd 1	type Standard	result 1
		Opponent Lamola, T (Tumisho)				Opponent Lamola, T (Tumisho)

#	Games	Start				End
1	3	Tournament JCC Steyn City High Schools League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-05-12	rnd 2	type Standard	result 1	date 2025-05-26	rnd 4	type Standard	result 1
		Opponent Madilola, M (Matlhogonolo)				Opponent Lombard, E (Erich)
2	2	Tournament First Knights Juniors Chess Tournament 2025				Tournament First Knights Juniors Chess Tournament 2025
		date 2025-02-09	rnd 2	type Standard	result 1	date 2025-02-09	rnd 3	type Standard	result 1
		Opponent Ngubane, L (Lesedi)				Opponent Tshabalala, H (Happy)
3	1	Tournament JCC - Dainfern Chess League 2025				Tournament JCC - Dainfern Chess League 2025
		date 2025-02-03	rnd 1	type Standard	result 1	date 2025-02-03	rnd 1	type Standard	result 1
		Opponent Lamola, T (Tumisho)				Opponent Lamola, T (Tumisho)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament JCC Steyn City High Schools League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-05-12	rnd 2	type Standard	result 1	date 2025-05-26	rnd 4	type Standard	result 1
		Opponent Madilola, M (Matlhogonolo)				Opponent Lombard, E (Erich)
2	2	Tournament First Knights Juniors Chess Tournament 2025				Tournament First Knights Juniors Chess Tournament 2025
		date 2025-02-09	rnd 2	type Standard	result 1	date 2025-02-09	rnd 3	type Standard	result 1
		Opponent Ngubane, L (Lesedi)				Opponent Tshabalala, H (Happy)
3	1	Tournament JCC - Dainfern Chess League 2025				Tournament JCC - Dainfern Chess League 2025
		date 2025-02-03	rnd 1	type Standard	result 1	date 2025-02-03	rnd 1	type Standard	result 1
		Opponent Lamola, T (Tumisho)				Opponent Lamola, T (Tumisho)

#	Games	Start				End
1	3	Tournament JCC Steyn City High Schools League 2025				Tournament JCC Steyn City High Schools League 2025
		date 2025-05-12	rnd 2	type Standard	result 1	date 2025-05-26	rnd 4	type Standard	result 1
		Opponent Madilola, M (Matlhogonolo)				Opponent Lombard, E (Erich)
2	2	Tournament First Knights Juniors Chess Tournament 2025				Tournament First Knights Juniors Chess Tournament 2025
		date 2025-02-09	rnd 2	type Standard	result 1	date 2025-02-09	rnd 3	type Standard	result 1
		Opponent Ngubane, L (Lesedi)				Opponent Tshabalala, H (Happy)
3	1	Tournament JCC - Dainfern Chess League 2025				Tournament JCC - Dainfern Chess League 2025
		date 2025-02-03	rnd 1	type Standard	result 1	date 2025-02-03	rnd 1	type Standard	result 1
		Opponent Lamola, T (Tumisho)				Opponent Lamola, T (Tumisho)

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	Elliot ,L (Luke)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Elliot ,L (Luke)	1	1252.8	827.8	1	1263.2	827.8	0	0	0	0	0	0
2	Mukadam ,A (Abhir)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
2	Mukadam ,A (Abhir)	1	1248.8	1248.8	1	1258.8	1248.8	0	0	0	0	0	0
3	Whittal ,A (Andy)	1	1	425	1	1	425	0	0	0	0	0	0
3	Whittal ,A (Andy)	1	1216.9	1641.9	1	1219.6	1641.9	0	0	0	0	0	0
4	Tshabalala ,H (Happy)	1	1	425	1	1	425	0	0	0	0	0	0
4	Tshabalala ,H (Happy)	1	1044.5	1469.5	1	1038	1469.5	0	0	0	0	0	0
5	Lombard ,E (Erich)	1	1	425	1	1	425	0	0	0	0	0	0
5	Lombard ,E (Erich)	1	1199.9	1624.9	1	1199.8	1624.9	0	0	0	0	0	0
6	Mdunge ,L (Lihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mdunge ,L (Lihle)	1	1237.4	812.4	1	1238.8	812.4	0	0	0	0	0	0
7	Sathish ,S (Shylesh)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Sathish ,S (Shylesh)	1	1302.5	877.5	1	1304.1	877.5	0	0	0	0	0	0
8	Lamola ,T (Tumisho)	1	1	425	1	1	425	0	0	0	0	0	0
8	Lamola ,T (Tumisho)	1	1268.1	1693.1	1	1257.9	1693.1	0	0	0	0	0	0
9	Khandoo ,J (Jiya)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Khandoo ,J (Jiya)	1	1221.3	796.3	1	1222.4	796.3	0	0	0	0	0	0
10	Zhang ,W (Wenbo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Zhang ,W (Wenbo)	1	1189.4	764.4	1	1185.9	764.4	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

Edwards, D (David)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms