Chess South Africa Ratings Database

PLAYER PAGE

Personal

Herdi, M (Menday)

Chess SA id

1100153278

FIDE id

Date of birth

2010-11-16 (U16)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1185.5	1198.6	1165.7	1200
Raw rating	1185.5	1198.6	1165.7	1200
Weighted rating	1184.7	1198.3	1164.5	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	169.3	166.2	174.1	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2024-03-01	1200 2019-12-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2024-03-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1185.5	1198.6	1165.7	1200
Analysis
Rating	1185.5	1198.6	1165.7	1200
Raw rating	1185.5	1198.6	1165.7	1200
Weighted rating	1184.7	1198.3	1164.5
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	169.3	166.2	174.1	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	1185.5	1198.6	1165.7	1200
New weighted rating	1184.7	1198.3	1164.5	1200
New weighted performance	0	0	0	0
Temp new rating	1185.5	1198.6	1165.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1185.5	1198.6	1165.7	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	3	2	1
	5	0	5
	0	0	0
	0	0	0
History	8	2	6

Games since
	Main 3	Standard 2		Rapid 1		Blitz 0
Gender	Male
Age group	U16
Region	West Coast (WCU)
Province	Western Cape (WC)
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	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	8	3	37.5	-106.2	1214.9	1108.7
Standard	2	1	50	0	1171.9	1171.9
Rapid	6	2	33.33	-141.7	1229.2	1087.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1185.5	1198.6	1165.7	1200
2025-09-01	1185.5	1198.6	1165.7	1200
2025-08-01	1185.5	1198.6	1165.7	1200
2025-07-01	1185.5	1198.6	1165.7	1200
2025-06-01	1185.5	1198.6	1165.7	1200
2025-05-01	1185.5	1198.6	1165.7	1200
2025-04-01	1185.5	1198.6	1165.7	1200
2025-03-01	1185.5	1198.6	1165.7	1200
2025-02-01	1185.5	1198.5	1165.7	1200
2025-01-01	1182.3	1196.4	1161.2	1200
2024-12-01	1182.3	1196.4	1161.2	1200
2024-11-01	1182.3	1196.4	1161.2	1200
2024-10-01	1182.3	1196.4	1161.2	1200
2024-09-01	1182.3	1196.4	1161.2	1200
2024-08-01	1183	1200	1161.2	1200
2024-07-01	1183	1200	1161.2	1200
2024-06-01	1183	1200	1161.2	1200
2024-08-01	1183	1200	1161.2	1200
2024-04-01	1183	1200	1161.2	1200
2024-03-01	1183	1200	1161.2	1200
2024-02-01	1193.8	1200	1178.4	1200
2024-01-01	1193.8	1200	1178.4	1200
2023-12-01	1193.8	1200	1178.4	1200
2023-11-01	1193.8	1200	1178.4	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	Pedro Booyse Top Schools Championships 2024 (U15)	2024-07-20	2024-07-20	Standard	West Coast (WCU)	5	2	1	Yes	Analysis
2	Lower West Coast Schools Chess Prestige 2024 (U15 Boys)	2024-02-17	2024-02-17	Rapid	West Coast (WCU)	5	1	0	Yes	Analysis
3	Lower West Coast Primary Schools Prestige Championships 2023 (U13 Boys)	2023-03-04	2023-03-04	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
4	Genesis Chess Club Open 2023 (C)	2023-02-04	2023-02-04	Rapid	West Coast (WCU)	5	0	0	No	Analysis

#	Games	Start				End
1	2	Tournament Lower West Coast Primary Schools Prestige Championships 2023				Tournament Lower West Coast Primary Schools Prestige Championships 2023
		date 2023-03-04	rnd 4	type Rapid	result 1	date 2023-03-04	rnd 5	type Rapid	result 1
		Opponent Matesha, J (Jameson)				Opponent Willoughby, C (Clinton)
2	1	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 2	type Standard	result 1
		Opponent Stewe, R (Raphael)				Opponent Stewe, R (Raphael)

#	Games	Start				End
1	1	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 2	type Standard	result 1
		Opponent Stewe, R (Raphael)				Opponent Stewe, R (Raphael)

#	Games	Start				End
1	2	Tournament Lower West Coast Primary Schools Prestige Championships 2023				Tournament Lower West Coast Primary Schools Prestige Championships 2023
		date 2023-03-04	rnd 4	type Rapid	result 1	date 2023-03-04	rnd 5	type Rapid	result 1
		Opponent Matesha, J (Jameson)				Opponent Willoughby, C (Clinton)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Lower West Coast Primary Schools Prestige Championships 2023				Tournament Lower West Coast Primary Schools Prestige Championships 2023
		date 2023-03-04	rnd 4	type Rapid	result 1	date 2023-03-04	rnd 5	type Rapid	result 1
		Opponent Matesha, J (Jameson)				Opponent Willoughby, C (Clinton)
2	1	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 2	type Standard	result 1
		Opponent Stewe, R (Raphael)				Opponent Stewe, R (Raphael)

#	Games	Start				End
1	1	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 2	type Standard	result 1
		Opponent Stewe, R (Raphael)				Opponent Stewe, R (Raphael)

#	Games	Start				End
1	2	Tournament Lower West Coast Primary Schools Prestige Championships 2023				Tournament Lower West Coast Primary Schools Prestige Championships 2023
		date 2023-03-04	rnd 4	type Rapid	result 1	date 2023-03-04	rnd 5	type Rapid	result 1
		Opponent Matesha, J (Jameson)				Opponent Willoughby, C (Clinton)

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	Elliott ,M (Matayo)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Elliott ,M (Matayo)	1	1164.8	739.8	1	1200	739.8	0	0	0	0	0	0
2	Stewe ,R (Raphael)	1	1	425	1	1	425	0	0	0	0	0	0
2	Stewe ,R (Raphael)	1	1179.1	1604.1	1	1116.4	1604.1	0	0	0	0	0	0
3	Matesha ,J (Jameson)	1	1	425	0	0	0	1	1	425	0	0	0
3	Matesha ,J (Jameson)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
4	Kruger ,H (Herman)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Kruger ,H (Herman)	1	1200	775	0	0	0	1	1200	775	0	0	0
5	Dirks ,M (Marshall)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Dirks ,M (Marshall)	1	1200	775	0	0	0	1	1200	775	0	0	0
6	Koopman ,T (Tyler)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Koopman ,T (Tyler)	1	1425.7	1000.7	0	0	0	1	1208	1000.7	0	0	0
7	Willoughby ,C (Clinton)	1	1	425	0	0	0	1	1	425	0	0	0
7	Willoughby ,C (Clinton)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Williams ,J (Junior)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Williams ,J (Junior)	1	1149.8	724.8	0	0	0	1	1120.4	724.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Herdi, M (Menday)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms