Chess South Africa Ratings Database

PLAYER PAGE

Personal

Cohen, N (Nicolaas)

Chess SA id

106054681

FIDE id

Date of birth

2006-09-15 (U20)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2018-01-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	787.9	787.9	832.6	832.6
Raw rating	787.9	787.9	832.6	832.6
Weighted rating	787.3	787.3	832.6	832.6
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	298.3	298.3	279.9	279.9
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	832.6 2018-01-01	832.6 2018-01-01	832.6 2024-02-01	832.6 2024-02-01
Highest weighted rating	832.6 2024-11-01	832.6 2024-11-01	832.6 2024-11-01	832.6 2024-11-01
Highest weighted performance	1200 2024-12-01	1200 2024-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	787.9	787.9	832.6	832.6
Analysis
Rating	787.9	787.9	832.6	832.6
Raw rating	787.9	787.9	832.6	832.6
Weighted rating	787.3	787.3	832.6
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	298.3	298.3	279.9	279.9
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	787.9	787.9	832.6	832.6
New weighted rating	787.7	787.7	832.6	832.6
New weighted performance	0	0	0	0
Temp new rating	787.9	787.9	832.6	832.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	787.9	787.9	832.6	832.6
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	158	158

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
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	7	1	14.29	-303.6	838.6	535
Standard	7	1	14.29	-303.6	838.6	535
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	787.9	787.9	832.6	832.6
2025-09-01	787.9	787.9	832.6	832.6
2025-08-01	787.9	787.9	832.6	832.6
2025-07-01	787.9	787.9	832.6	832.6
2025-06-01	787.9	787.9	832.6	832.6
2025-05-01	787.9	787.9	832.6	832.6
2025-04-01	787.9	787.9	832.6	832.6
2025-03-01	787.9	787.9	832.6	832.6
2025-02-01	787.9	787.9	832.6	832.6
2025-01-01	787.9	787.9	832.6	832.6
2024-12-01	787.9	787.9	832.6	832.6
2024-11-01	787.9	787.9	832.6	832.6
2024-10-01	787.9	787.9	832.6	832.6
2024-09-01	787.9	787.9	832.6	832.6
2024-08-01	787.9	787.9	832.6	832.6
2024-07-01	787.9	787.9	832.6	832.6
2024-06-01	787.9	787.9	832.6	832.6
2024-08-01	787.9	787.9	832.6	832.6
2024-04-01	787.9	787.9	832.6	832.6
2024-03-01	787.9	787.9	832.6	832.6
2024-02-01	787.9	787.9	832.6	832.6
2024-01-01	787.9	787.9	832.6	832.6
2023-12-01	732.6	732.6	832.6	832.6
2023-11-01	732.6	732.6	832.6	832.6

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	South African Junior Team Championships 2017 (U12B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-04	rnd 1	type Standard	result 1
		Opponent Marais, A (Alex)				Opponent Marais, A (Alex)

#	Games	Start				End
1	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-04	rnd 1	type Standard	result 1
		Opponent Marais, A (Alex)				Opponent Marais, A (Alex)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-04	rnd 1	type Standard	result 1
		Opponent Marais, A (Alex)				Opponent Marais, A (Alex)

#	Games	Start				End
1	1	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-04	rnd 1	type Standard	result 1
		Opponent Marais, A (Alex)				Opponent Marais, A (Alex)

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	Du Plessis ,LD (Liam Douw)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Du Plessis ,LD (Liam Douw)	1	864.4	439.4	1	864.4	439.4	0	0	0	0	0	0
2	Ogunjiofor ,AJ (Asinobi Jeffrey)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Ogunjiofor ,AJ (Asinobi Jeffrey)	1	842.2	417.2	1	842.2	417.2	0	0	0	0	0	0
3	Chang ,S (Sebastian)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Chang ,S (Sebastian)	1	859.2	434.2	1	859.2	434.2	0	0	0	0	0	0
4	Mostert ,S (Sian)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mostert ,S (Sian)	1	813.4	388.4	1	813.4	388.4	0	0	0	0	0	0
5	Keuler ,WG (Wouter Gert)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Keuler ,WG (Wouter Gert)	1	721.7	296.7	1	721.7	296.7	0	0	0	0	0	0
6	Marais ,A (Alex)	1	1	425	1	1	425	0	0	0	0	0	0
6	Marais ,A (Alex)	1	957	1382	1	957	1382	0	0	0	0	0	0
7	Gibson ,H (Harrison)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Gibson ,H (Harrison)	1	812.2	387.2	1	812.2	387.2	0	0	0	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

Cohen, N (Nicolaas)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms