Chess South Africa Ratings Database

PLAYER PAGE

Personal

Koopman, J (Jaydim)

Chess SA id

102054190

FIDE id

Date of birth

2002-05-05 (Adult)

Gender

Male

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-02-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	968.9	942.8	1200	1200
Raw rating	968.9	942.8	1200	1200
Weighted rating	968.9	942.8	1200	1200
Weighted performance	78.2	78.1	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	230.5	239.2	165.8	165.8
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2024-11-01	1200 2024-11-01	1200 2018-10-01	1200 2018-10-01
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	968.9	942.8	1200	1200
Analysis
Rating	968.9	942.8	1200	1200
Raw rating	968.9	942.8	1200	1200
Weighted rating	968.9	942.8	1200
Weighted performance	78.2	78.1	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	230.5	239.2	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	968.9	942.8	1200	1200
New weighted rating	968.9	942.8	1200	1200
New weighted performance	73.2	73.1	0	0
Temp new rating	968.9	942.8	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	968.9	942.8	1200	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	40	28	12

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	28	8.5	30.36	-167	1046.7	879.7
Standard	28	8.5	30.36	-167	1046.7	879.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	968.9	942.8	1200	1200
2025-09-30	968.9	942.8	1200	1200
2025-09-01	968.9	942.8	1200	1200
2025-08-01	968.9	942.8	1200	1200
2025-07-01	968.9	942.8	1200	1200
2025-06-01	968.9	942.8	1200	1200
2025-05-01	968.9	942.8	1200	1200
2025-04-01	968.9	942.8	1200	1200
2025-03-01	968.9	942.8	1200	1200
2025-02-01	968.9	942.8	1200	1200
2025-01-01	968.9	942.8	1200	1200
2024-12-01	968.9	942.8	1200	1200
2024-11-01	968.9	942.8	1200	1200
2024-10-01	968.9	942.8	1200	1200
2024-09-01	968.9	942.8	1200	1200
2024-08-01	968.9	942.8	1200	1200
2024-07-01	968.9	942.8	1200	1200
2024-09-01	968.9	942.8	1200	1200
2024-05-01	968.9	942.8	1200	1200
2024-04-01	968.9	942.8	1200	1200
2024-03-01	968.9	942.8	1200	1200
2024-02-01	968.9	942.8	1200	1200
2024-01-01	968.9	942.8	1200	1200
2023-12-01	968.9	942.8	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	Eden Trials 2 2019 (U18 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	0	0	No	Analysis
2	Eden Trials 1 2019 (U18 Open)	2019-03-02	2019-03-02	Standard	Eden (WEG)	5	0	0	No	Analysis
3	George Trials 3 2019 (U18)	2019-02-23	2019-02-23	Standard	Eden (WEG)	5	1	0	Yes	Analysis
4	George Trials 1 2019 (U18)	2019-01-26	2019-01-26	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	EDENSC Closed 3 2018 (U18 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	4	0	Yes	Analysis
6	EDENSC Closed 2 2018 (U18 (Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	4	1	Yes	Analysis
7	George Trails 3 2018 (U18)	2018-02-24	2018-02-24	Standard	Eden (WEG)	5	4	1	Yes	Analysis
8	George Trails 2 2018 (U18)	2018-02-10	2018-02-10	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
9	George Trails 1 2018 (U18)	2018-01-27	2018-01-27	Standard	Eden (WEG)	5	5	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament George Trials 1 2019				Tournament George Trials 1 2019
		date 2019-01-26	rnd 4	type Standard	result 1	date 2019-01-26	rnd 5	type Standard	result 0.5
		Opponent Van Rensburg, C (Charne)				Opponent Prins, W (Will-Shuayne)
2	2	Tournament George Trails 2 2018				Tournament George Trails 2 2018
		date 2018-02-10	rnd 2	type Standard	result 1	date 2018-02-10	rnd 3	type Standard	result 1
		Opponent Mguzulwa, E (Esona)				Opponent Koen, A (Andrea)
3	1	Tournament George Trials 1 2019				Tournament George Trials 1 2019
		date 2019-01-26	rnd 2	type Standard	result 0.5	date 2019-01-26	rnd 2	type Standard	result 0.5
		Opponent October, J (Juvaan)				Opponent October, J (Juvaan)

#	Games	Start				End
1	2	Tournament George Trials 1 2019				Tournament George Trials 1 2019
		date 2019-01-26	rnd 4	type Standard	result 1	date 2019-01-26	rnd 5	type Standard	result 0.5
		Opponent Van Rensburg, C (Charne)				Opponent Prins, W (Will-Shuayne)
2	2	Tournament George Trails 2 2018				Tournament George Trails 2 2018
		date 2018-02-10	rnd 2	type Standard	result 1	date 2018-02-10	rnd 3	type Standard	result 1
		Opponent Mguzulwa, E (Esona)				Opponent Koen, A (Andrea)
3	1	Tournament George Trials 1 2019				Tournament George Trials 1 2019
		date 2019-01-26	rnd 2	type Standard	result 0.5	date 2019-01-26	rnd 2	type Standard	result 0.5
		Opponent October, J (Juvaan)				Opponent October, J (Juvaan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament George Trails 2 2018				Tournament George Trails 2 2018
		date 2018-02-10	rnd 2	type Standard	result 1	date 2018-02-10	rnd 3	type Standard	result 1
		Opponent Mguzulwa, E (Esona)				Opponent Koen, A (Andrea)
2	1	Tournament George Trials 1 2019				Tournament George Trials 1 2019
		date 2019-01-26	rnd 4	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Van Rensburg, C (Charne)				Opponent Van Rensburg, C (Charne)
3	1	Tournament EDENSC Closed 2 2018				Tournament EDENSC Closed 2 2018
		date 2018-04-14	rnd 4	type Standard	result 1	date 2018-04-14	rnd 4	type Standard	result 1
		Opponent Smit, Y (Yuwin)				Opponent Smit, Y (Yuwin)

#	Games	Start				End
1	2	Tournament George Trails 2 2018				Tournament George Trails 2 2018
		date 2018-02-10	rnd 2	type Standard	result 1	date 2018-02-10	rnd 3	type Standard	result 1
		Opponent Mguzulwa, E (Esona)				Opponent Koen, A (Andrea)
2	1	Tournament George Trials 1 2019				Tournament George Trials 1 2019
		date 2019-01-26	rnd 4	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Van Rensburg, C (Charne)				Opponent Van Rensburg, C (Charne)
3	1	Tournament EDENSC Closed 2 2018				Tournament EDENSC Closed 2 2018
		date 2018-04-14	rnd 4	type Standard	result 1	date 2018-04-14	rnd 4	type Standard	result 1
		Opponent Smit, Y (Yuwin)				Opponent Smit, Y (Yuwin)

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	Bown ,H (Hyrone)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Bown ,H (Hyrone)	2	1076.5	651.5	2	1076.9	651.5	0	0	0	0	0	0
2	Smit ,Y (Yuwin)	2	1	0	2	1	0	0	0	0	0	0	0
2	Smit ,Y (Yuwin)	2	1129.4	1129.4	2	1114.4	1129.4	0	0	0	0	0	0
3	Koen ,A (Andrea)	2	1	0	2	1	0	0	0	0	0	0	0
3	Koen ,A (Andrea)	2	1185.7	1185.7	2	1182.8	1185.7	0	0	0	0	0	0
4	Williams ,J (Johnadino)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Williams ,J (Johnadino)	1	817	392	1	820.8	392	0	0	0	0	0	0
5	Smit ,N (Nelis)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Smit ,N (Nelis)	1	848.8	423.8	1	848.8	423.8	0	0	0	0	0	0
6	Van Rensburg ,C (Charne)	1	1	425	1	1	425	0	0	0	0	0	0
6	Van Rensburg ,C (Charne)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Bush ,P (Pernill)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Bush ,P (Pernill)	1	1148.5	723.5	1	1137.6	723.5	0	0	0	0	0	0
8	Oktober ,J (Jayson)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Oktober ,J (Jayson)	1	764.6	339.6	1	764.6	339.6	0	0	0	0	0	0
9	Botes ,C (Cameron)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Botes ,C (Cameron)	1	1102.3	677.3	1	1111.5	677.3	0	0	0	0	0	0
10	Damons ,H (Henrico)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Damons ,H (Henrico)	1	1166.8	741.8	1	1159.6	741.8	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

Koopman, J (Jaydim)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms