Chess South Africa Ratings Database

PLAYER PAGE

Personal

Abrahams, J (Johagen)

Chess SA id

1140158349

FIDE id

Date of birth

2014-01-13 (U12)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1047.9

Item	Main	Standard	Rapid	Blitz
Rating	1198.3	1199.6	1197.8	1200
Raw rating	1182.9	1199.6	1172.6	1200
Weighted rating	1198.3	1199.6	1197.8	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	169.9	165.9	172.4	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2024-02-01	1200 2024-02-01	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 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.3	0	-2.1	0
New rating	1197	1199.6	1195.7	1200
Analysis
Rating	1198.3	1199.6	1197.8	1200
Raw rating	1182.9	1199.6	1172.6	1200
Weighted rating	1198.3	1199.6	1197.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	169.9	165.9	172.4	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	1182.9	1199.6	1172.6	1200
New weighted rating	1197	1199.6	1195.7	1200
New weighted performance	0	0	0	0
Temp new rating	1197	1199.6	1195.7	1200
Temp new rating +/-	-1.3	0	-2.1	0
Final new rating +/-	-1.3	0	-2.1	0
New rating	1197	1199.6	1195.7	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	17	11	6
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	17	11	6

Games since
	Main 17	Standard 11		Rapid 6		Blitz 0
Gender	Male
Age group	U12
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	17	6	35.29	-125	1225.3	1100.3
Standard	11	4	36.36	-115.9	1222	1106.1
Rapid	6	2	33.33	-141.7	1231.5	1089.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	17	6	35.29	-125	1225.3	1100.3
Standard	11	4	36.36	-115.9	1222	1106.1
Rapid	6	2	33.33	-141.7	1231.5	1089.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1182.9	1199.6	1172.6	1200
2025-09-30	1199.7	1199.6	1200	1200
2025-09-01	1199.7	1199.6	1200	1200
2025-08-01	1199.7	1199.6	1200	1200
2025-07-01	1199.7	1199.6	1200	1200
2025-06-01	1199.7	1199.6	1200	1200
2025-05-01	1199.7	1199.6	1200	1200
2025-04-01	1199.7	1199.6	1200	1200
2025-03-01	1198.9	1198.5	1200	1200
2025-02-01	1198	1197.4	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	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	Worcester Schools Knock-Out 2025 (U11 Boys)	2025-10-18	2025-10-18	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis
2	Cape Winelands Schools - Trials 1 2025 (U11 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
3	Marie Delport Memorial 2025 (U12 Boys)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Worcester Schools Knock-Out 2025 (U11 Boys)	2025-10-18	2025-10-18	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis
2	Cape Winelands Schools - Trials 1 2025 (U11 Boys)	2025-02-22	2025-02-22	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
3	Marie Delport Memorial 2025 (U12 Boys)	2025-01-25	2025-01-26	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent De Vries, N (Noah)				Opponent Esterhysen, R (Ruben)
2	1	Tournament Worcester Schools Knock-Out 2025				Tournament Worcester Schools Knock-Out 2025
		date 2025-10-18	rnd 5	type Rapid	result 1	date 2025-10-18	rnd 5	type Rapid	result 1
		Opponent Isaacs, Q (Quinton)				Opponent Isaacs, Q (Quinton)
3	1	Tournament Worcester Schools Knock-Out 2025				Tournament Worcester Schools Knock-Out 2025
		date 2025-10-18	rnd 1	type Rapid	result 1	date 2025-10-18	rnd 1	type Rapid	result 1
		Opponent Arnold, A (Anwar)				Opponent Arnold, A (Anwar)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent De Vries, N (Noah)				Opponent Esterhysen, R (Ruben)
2	1	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 4	type Standard	result 1	date 2025-01-25	rnd 4	type Standard	result 1
		Opponent Mtshazo, L (Luyanda)				Opponent Mtshazo, L (Luyanda)
3	1	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 1	type Standard	result 1	date 2025-01-25	rnd 1	type Standard	result 1
		Opponent Gomomo, B (Bandile)				Opponent Gomomo, B (Bandile)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent De Vries, N (Noah)				Opponent Esterhysen, R (Ruben)
2	1	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 4	type Standard	result 1	date 2025-01-25	rnd 4	type Standard	result 1
		Opponent Mtshazo, L (Luyanda)				Opponent Mtshazo, L (Luyanda)
3	1	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 1	type Standard	result 1	date 2025-01-25	rnd 1	type Standard	result 1
		Opponent Gomomo, B (Bandile)				Opponent Gomomo, B (Bandile)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Cape Winelands Schools - Trials 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 1
		Opponent De Vries, N (Noah)				Opponent Esterhysen, R (Ruben)
2	1	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 4	type Standard	result 1	date 2025-01-25	rnd 4	type Standard	result 1
		Opponent Mtshazo, L (Luyanda)				Opponent Mtshazo, L (Luyanda)
3	1	Tournament Marie Delport Memorial 2025				Tournament Marie Delport Memorial 2025
		date 2025-01-25	rnd 1	type Standard	result 1	date 2025-01-25	rnd 1	type Standard	result 1
		Opponent Gomomo, B (Bandile)				Opponent Gomomo, B (Bandile)

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	Louw ,B (Burger)	2	0	-425	1	0	-425	1	0	-425	0	0	0
1	Louw ,B (Burger)	2	1315.3	890.3	1	1263.7	890.3	1	1321.5	890.3	0	0	0
2	Coetzee ,A (Abraham)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Coetzee ,A (Abraham)	1	1191.6	766.6	1	1173.6	766.6	0	0	0	0	0	0
3	Esterhysen ,R (Ruben)	1	1	425	1	1	425	0	0	0	0	0	0
3	Esterhysen ,R (Ruben)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Van Niekerk ,W (Wian)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Van Niekerk ,W (Wian)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Matthee ,A (Alexander)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Matthee ,A (Alexander)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Mtshazo ,L (Luyanda)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mtshazo ,L (Luyanda)	1	1166.9	1591.9	1	1200	1591.9	0	0	0	0	0	0
7	Strauss ,J (Jan-Hendrik)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Strauss ,J (Jan-Hendrik)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Gomomo ,B (Bandile)	1	1	425	1	1	425	0	0	0	0	0	0
8	Gomomo ,B (Bandile)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Roux ,J (Juan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Roux ,J (Juan)	1	1386.3	961.3	1	1324.5	961.3	0	0	0	0	0	0
10	Van Aarde ,M (Morne)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Van Aarde ,M (Morne)	1	1200	775	1	1200	775	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Abrahams, J (Johagen)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms