Chess South Africa Ratings Database

PLAYER PAGE

Personal

Abrahams, J (Johagen)

Chess SA id

1140158349

FIDE id

Date of birth

2014-01-13 (U14)

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

Item	Main	Standard	Rapid	Blitz
Rating	1195.8	1199.6	1193.7	1200
Raw rating	1182.9	1199.6	1172.6	1200
Weighted rating	1195.8	1199.6	1193.7	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	-1.2	0	-1.9	0
New rating	1194.6	1199.6	1191.8	1200
Analysis
Rating	1195.8	1199.6	1193.7	1200
Raw rating	1182.9	1199.6	1172.6	1200
Weighted rating	1195.8	1199.6	1193.7
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	1194.6	1199.6	1191.8	1200
New weighted performance	0	0	0	0
Temp new rating	1194.6	1199.6	1191.8	1200
Temp new rating +/-	-1.2	0	-1.9	0
Final new rating +/-	-1.2	0	-1.9	0
New rating	1194.6	1199.6	1191.8	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
2026-01-01	1182.9	1199.6	1172.6	1200
2025-11-30	1182.9	1199.6	1172.6	1200
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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	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

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	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

Ratings

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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