Chess South Africa Ratings Database

PLAYER PAGE

Personal

Koch, E (Eckhard)

Chess SA id

1100110244

FIDE id

Date of birth

2010-02-19 (U16)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-04-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1139.9	1142	1161.2	1200
Raw rating	1139.9	1142	1161.2	1200
Weighted rating	1139.9	1142	1161.2	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	180.6	180.1	175.2	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2018-02-01	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 2018-02-01	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1139.9	1142	1161.2	1200
Analysis
Rating	1139.9	1142	1161.2	1200
Raw rating	1139.9	1142	1161.2	1200
Weighted rating	1139.9	1142	1161.2
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	180.6	180.1	175.2	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	1139.9	1142	1161.2	1200
New weighted rating	1139.9	1142	1161.2	1200
New weighted performance	0	0	0	0
Temp new rating	1139.9	1142	1161.2	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1139.9	1142	1161.2	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	10	3	7

Games since
	Main 0	Standard 0		Rapid 0		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	10	3.5	35	-127.5	1142	1014.5
Standard	3	0.5	16.67	-283.3	1165.7	882.4
Rapid	7	3	42.86	-60.7	1131.8	1071.1
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1139.9	1142	1161.2	1200
2025-09-01	1139.9	1142	1161.2	1200
2025-08-01	1139.9	1142	1161.2	1200
2025-07-01	1139.9	1142	1161.2	1200
2025-06-01	1139.9	1142	1161.2	1200
2025-05-01	1139.9	1142	1161.2	1200
2025-04-01	1139.9	1142	1161.2	1200
2025-03-01	1139.9	1142	1161.2	1200
2025-02-01	1139.9	1142	1161.2	1200
2025-01-01	1139.9	1142	1161.2	1200
2024-12-01	1139.9	1142	1161.2	1200
2024-11-01	1139.9	1142	1161.2	1200
2024-10-01	1139.9	1142	1161.2	1200
2024-09-01	1139.9	1142	1161.2	1200
2024-08-01	1139.9	1142	1161.2	1200
2024-07-01	1139.9	1142	1161.2	1200
2024-06-01	1139.9	1142	1161.2	1200
2024-08-01	1139.9	1142	1161.2	1200
2024-04-01	1139.9	1142	1161.2	1200
2024-03-01	1139.9	1142	1161.2	1200
2024-02-01	1139.9	1142	1161.2	1200
2024-01-01	1139.9	1142	1161.2	1200
2023-12-01	1139.9	1142	1161.2	1200
2023-11-01	1139.9	1142	1161.2	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	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O9 Seuns)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	6	3	0.5	Yes	Analysis
2	Onder-Weskus Skole Proewe 2019 (O9 Seuns)	2019-02-16	2019-02-23	Rapid	West Coast (WCU)	8	7	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 2	type Rapid	result 1	date 2019-02-16	rnd 3	type Rapid	result 1
		Opponent Chatbrun, D (Daniel)				Opponent Da Silva, D (Daniel)
2	1	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-03-02	rnd 1	type Standard	result 0.5	date 2019-03-02	rnd 1	type Standard	result 0.5
		Opponent Collair, H (Houston)				Opponent Collair, H (Houston)
3	1	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-23	rnd 5	type Rapid	result 1	date 2019-02-23	rnd 5	type Rapid	result 1
		Opponent Van Wyk, M (Marnus)				Opponent Van Wyk, M (Marnus)

#	Games	Start				End
1	1	Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019				Tournament Weskus Skole Prestige Skaak Kampioenskappe 2019
		date 2019-03-02	rnd 1	type Standard	result 0.5	date 2019-03-02	rnd 1	type Standard	result 0.5
		Opponent Collair, H (Houston)				Opponent Collair, H (Houston)

#	Games	Start				End
1	2	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 2	type Rapid	result 1	date 2019-02-16	rnd 3	type Rapid	result 1
		Opponent Chatbrun, D (Daniel)				Opponent Da Silva, D (Daniel)
2	1	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-23	rnd 5	type Rapid	result 1	date 2019-02-23	rnd 5	type Rapid	result 1
		Opponent Van Wyk, M (Marnus)				Opponent Van Wyk, M (Marnus)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 2	type Rapid	result 1	date 2019-02-16	rnd 3	type Rapid	result 1
		Opponent Chatbrun, D (Daniel)				Opponent Da Silva, D (Daniel)
2	1	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-23	rnd 5	type Rapid	result 1	date 2019-02-23	rnd 5	type Rapid	result 1
		Opponent Van Wyk, M (Marnus)				Opponent Van Wyk, M (Marnus)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-16	rnd 2	type Rapid	result 1	date 2019-02-16	rnd 3	type Rapid	result 1
		Opponent Chatbrun, D (Daniel)				Opponent Da Silva, D (Daniel)
2	1	Tournament Onder-Weskus Skole Proewe 2019				Tournament Onder-Weskus Skole Proewe 2019
		date 2019-02-23	rnd 5	type Rapid	result 1	date 2019-02-23	rnd 5	type Rapid	result 1
		Opponent Van Wyk, M (Marnus)				Opponent Van Wyk, M (Marnus)

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	Collair ,H (Houston)	2	0.5	-212.5	1	0.5	0	1	0	-425	0	0	0
1	Collair ,H (Houston)	2	1191.2	978.7	1	1240	1191.2	1	1144.8	766.2	0	0	0
2	Mcquire ,M (Mikael)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Mcquire ,M (Mikael)	2	964.8	539.8	1	810.3	539.8	1	578.8	539.8	0	0	0
3	Saal ,F (Fabian)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Saal ,F (Fabian)	1	1221.8	796.8	1	1200	796.8	0	0	0	0	0	0
4	Lawrence ,J (Joel)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Lawrence ,J (Joel)	1	1151.3	726.3	0	0	0	1	1242	726.3	0	0	0
5	Arendse ,Q (Quinwinne)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Arendse ,Q (Quinwinne)	1	1134.9	709.9	0	0	0	1	1164	709.9	0	0	0
6	Da Silva ,D (Daniel)	1	1	425	0	0	0	1	1	425	0	0	0
6	Da Silva ,D (Daniel)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
7	Van Wyk ,M (Marnus)	1	1	425	0	0	0	1	1	425	0	0	0
7	Van Wyk ,M (Marnus)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Chatbrun ,D (Daniel)	1	1	425	0	0	0	1	1	425	0	0	0
8	Chatbrun ,D (Daniel)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Koch, E (Eckhard)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms