Chess South Africa Ratings Database

PLAYER PAGE

Personal

Macdonald, E (Ethan)

Chess SA id

1070137679

FIDE id

Date of birth

2007-01-12 (U20)

Gender

Male

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-02-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1157.8	1156.1	1200	1200
Raw rating	1157.8	1156.1	1200	1200
Weighted rating	1132.8	1123.8	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	176.1	176.5	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1157.8	1156.1	1200	1200
Analysis
Rating	1157.8	1156.1	1200	1200
Raw rating	1157.8	1156.1	1200	1200
Weighted rating	1132.8	1123.8	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	176.1	176.5	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	1157.8	1156.1	1200	1200
New weighted rating	1135.7	1127.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1157.8	1156.1	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1157.8	1156.1	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	5	5
	0	0
	0	0
	10	10
	0	0
History	15	15

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
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	5	4	80	255	1169.3	1424.3
Standard	5	4	80	255	1169.3	1424.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	6	40	-85	1178	1093
Standard	15	6	40	-85	1178	1093
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1157.8	1156.1	1200	1200
2025-09-01	1157.8	1156.1	1200	1200
2025-08-01	1157.8	1156.1	1200	1200
2025-07-01	1157.8	1156.1	1200	1200
2025-06-01	1157.8	1156.1	1200	1200
2025-05-01	1157.8	1156.1	1200	1200
2025-04-01	1157.8	1156.1	1200	1200
2025-03-01	1157.8	1156.1	1200	1200
2025-02-01	1102.6	1084.8	1200	1200
2025-01-01	1102.6	1084.8	1200	1200
2024-12-01	1102.6	1084.8	1200	1200
2024-11-01	1102.6	1084.8	1200	1200
2024-10-01	1102.6	1084.8	1200	1200
2024-09-01	1102.6	1084.8	1200	1200
2024-08-01	1102.6	1084.8	1200	1200
2024-07-01	1102.6	1084.8	1200	1200
2024-06-01	1102.6	1084.8	1200	1200
2024-08-01	1102.6	1084.8	1200	1200
2024-04-01	1102.6	1084.8	1200	1200
2024-03-01	1102.6	1084.8	1200	1200
2024-02-01	1102.6	1084.8	1200	1200
2024-01-01	1102.6	1084.8	1200	1200
2023-12-01	1102.6	1084.8	1200	1200
2023-11-01	1102.6	1084.8	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Uplands Chess Tournament 2025 (C)	2025-02-08	2025-02-08	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Uplands Chess Tournament 2025 (C)	2025-02-08	2025-02-08	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
2	Lydenburg Chess Club 2022 (U16)	2022-04-09	2022-04-09	Standard	Ehlanzeni (MEN)	5	5	1	Yes	Analysis
3	Uplands Chess Tournament 2022 (U16)	2022-02-26	2022-02-26	Standard	Ehlanzeni (MEN)	5	5	1	Yes	Analysis

#	Games	Start				End
1	4	Tournament Lydenburg Chess Club 2022				Tournament Uplands Chess Tournament 2025
		date 2022-04-09	rnd 5	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Roets, M (Marietjie)				Opponent Sibiya, D (Diketso)
2	1	Tournament Uplands Chess Tournament 2025				Tournament Uplands Chess Tournament 2025
		date 2025-02-08	rnd 5	type Standard	result 1	date 2025-02-08	rnd 5	type Standard	result 1
		Opponent Smit, M (Mark)				Opponent Smit, M (Mark)
3	1	Tournament Uplands Chess Tournament 2022				Tournament Uplands Chess Tournament 2022
		date 2022-02-26	rnd 5	type Standard	result 1	date 2022-02-26	rnd 5	type Standard	result 1
		Opponent Wiggill, H (Hilda Jane)				Opponent Wiggill, H (Hilda Jane)

#	Games	Start				End
1	4	Tournament Lydenburg Chess Club 2022				Tournament Uplands Chess Tournament 2025
		date 2022-04-09	rnd 5	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Roets, M (Marietjie)				Opponent Sibiya, D (Diketso)
2	1	Tournament Uplands Chess Tournament 2025				Tournament Uplands Chess Tournament 2025
		date 2025-02-08	rnd 5	type Standard	result 1	date 2025-02-08	rnd 5	type Standard	result 1
		Opponent Smit, M (Mark)				Opponent Smit, M (Mark)
3	1	Tournament Uplands Chess Tournament 2022				Tournament Uplands Chess Tournament 2022
		date 2022-02-26	rnd 5	type Standard	result 1	date 2022-02-26	rnd 5	type Standard	result 1
		Opponent Wiggill, H (Hilda Jane)				Opponent Wiggill, H (Hilda Jane)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Lydenburg Chess Club 2022				Tournament Uplands Chess Tournament 2025
		date 2022-04-09	rnd 5	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Roets, M (Marietjie)				Opponent Sibiya, D (Diketso)
2	1	Tournament Uplands Chess Tournament 2025				Tournament Uplands Chess Tournament 2025
		date 2025-02-08	rnd 5	type Standard	result 1	date 2025-02-08	rnd 5	type Standard	result 1
		Opponent Smit, M (Mark)				Opponent Smit, M (Mark)
3	1	Tournament Uplands Chess Tournament 2022				Tournament Uplands Chess Tournament 2022
		date 2022-02-26	rnd 5	type Standard	result 1	date 2022-02-26	rnd 5	type Standard	result 1
		Opponent Wiggill, H (Hilda Jane)				Opponent Wiggill, H (Hilda Jane)

#	Games	Start				End
1	4	Tournament Lydenburg Chess Club 2022				Tournament Uplands Chess Tournament 2025
		date 2022-04-09	rnd 5	type Standard	result 1	date 2025-02-08	rnd 3	type Standard	result 1
		Opponent Roets, M (Marietjie)				Opponent Sibiya, D (Diketso)
2	1	Tournament Uplands Chess Tournament 2025				Tournament Uplands Chess Tournament 2025
		date 2025-02-08	rnd 5	type Standard	result 1	date 2025-02-08	rnd 5	type Standard	result 1
		Opponent Smit, M (Mark)				Opponent Smit, M (Mark)
3	1	Tournament Uplands Chess Tournament 2022				Tournament Uplands Chess Tournament 2022
		date 2022-02-26	rnd 5	type Standard	result 1	date 2022-02-26	rnd 5	type Standard	result 1
		Opponent Wiggill, H (Hilda Jane)				Opponent Wiggill, H (Hilda Jane)

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	Dorfling ,J (Joshua)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Dorfling ,J (Joshua)	2	1173.8	748.8	2	1168	748.8	0	0	0	0	0	0
2	Roets ,M (Marietjie)	1	1	425	1	1	425	0	0	0	0	0	0
2	Roets ,M (Marietjie)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Maddocks ,R (River)	1	1	425	1	1	425	0	0	0	0	0	0
3	Maddocks ,R (River)	1	1187.3	1612.3	1	1183.7	1612.3	0	0	0	0	0	0
4	Britz ,H (Hennie)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Britz ,H (Hennie)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Naude ,A (Annicka)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Naude ,A (Annicka)	1	1128.8	703.8	1	1122.6	703.8	0	0	0	0	0	0
6	Waring ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Waring ,D (Daniel)	1	1138.1	713.1	1	1127.1	713.1	0	0	0	0	0	0
7	Masuku ,B (Blessing)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Masuku ,B (Blessing)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Briel ,H (Hendr�)	1	1	425	1	1	425	0	0	0	0	0	0
8	Briel ,H (Hendr�)	1	1162.2	1587.2	1	1212.4	1587.2	0	0	0	0	0	0
9	Steyn ,P (Pieter)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Steyn ,P (Pieter)	1	1139.9	714.9	1	1131.6	714.9	0	0	0	0	0	0
10	Smit ,M (Mark)	1	1	425	1	1	425	0	0	0	0	0	0
10	Smit ,M (Mark)	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

Macdonald, E (Ethan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms