Chess South Africa Ratings Database

PLAYER PAGE

Personal

Isaacs, Z (Zeiyaad)

Chess SA id

1080131003

FIDE id

Date of birth

2008-04-28 (U18)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1084	1052.4	1180.8	1200
Raw rating	1084	1052.4	1180.8	1200
Weighted rating	1084	1052.4	1180.8	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	195.6	204.6	170.4	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2020-01-01	1200 2020-01-01	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 2020-01-01	1200 2020-01-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1084	1052.4	1180.8	1200
Analysis
Rating	1084	1052.4	1180.8	1200
Raw rating	1084	1052.4	1180.8	1200
Weighted rating	1084	1052.4	1180.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	195.6	204.6	170.4	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	1084	1052.4	1180.8	1200
New weighted rating	1084	1052.4	1180.8	1200
New weighted performance	0	0	0	0
Temp new rating	1084	1052.4	1180.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1084	1052.4	1180.8	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	22	17	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	22	7	31.82	-154.5	1196.4	1041.9
Standard	17	5	29.41	-175	1175.4	1000.4
Rapid	5	2	40	-85	1267.8	1182.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1084	1052.4	1180.8	1200
2025-09-01	1084	1052.4	1180.8	1200
2025-08-01	1084	1052.4	1180.8	1200
2025-07-01	1084	1052.4	1180.8	1200
2025-06-01	1084	1052.4	1180.8	1200
2025-05-01	1084	1052.4	1180.8	1200
2025-04-01	1084	1052.4	1180.8	1200
2025-03-01	1084	1052.4	1180.8	1200
2025-02-01	1084	1052.4	1180.8	1200
2025-01-01	1084	1052.4	1180.8	1200
2024-12-01	1084	1052.4	1180.8	1200
2024-11-01	1084	1052.4	1180.8	1200
2024-10-01	1084	1052.4	1180.8	1200
2024-09-01	1084	1052.4	1180.8	1200
2024-08-01	1084	1052.4	1180.8	1200
2024-07-01	1084	1052.4	1180.8	1200
2024-06-01	1084	1052.4	1180.8	1200
2024-08-01	1084	1052.4	1180.8	1200
2024-04-01	1084	1052.4	1180.8	1200
2024-03-01	1084	1052.4	1180.8	1200
2024-02-01	1084	1052.4	1180.8	1200
2024-01-01	1084	1052.4	1180.8	1200
2023-12-01	1084	1052.4	1180.8	1200
2023-11-01	1084	1052.4	1180.8	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	2020 Western Province Open (Development)	2020-03-07	2020-03-07	Standard	Cape Town (WCT)	5	5	1.5	Yes	Analysis
2	Metro North Individual Trials 2020 (U13)	2020-02-07	2020-02-08	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
3	2020 Welgemoed Chess Challenge (U14)	2020-02-29	2020-02-29	Rapid	Cape Town (WCT)	5	5	2	Yes	Analysis
4	2020 Cape Of Good Hope Open (Open)	2020-02-21	2020-02-23	Standard	Cape Town (WCT)	6	6	1.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2020 Western Province Open				Tournament 2020 Western Province Open
		date 2020-03-07	rnd 1	type Standard	result 0.5	date 2020-03-07	rnd 2	type Standard	result 1
		Opponent Reyneke, A (Andor)				Opponent Nash, O (Owen)
2	1	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 4	type Rapid	result 1	date 2020-02-29	rnd 4	type Rapid	result 1
		Opponent September, J (Jordan)				Opponent September, J (Jordan)
3	1	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 2	type Rapid	result 1	date 2020-02-29	rnd 2	type Rapid	result 1
		Opponent Mnxakwe, I (Imivuyo)				Opponent Mnxakwe, I (Imivuyo)

#	Games	Start				End
1	2	Tournament 2020 Western Province Open				Tournament 2020 Western Province Open
		date 2020-03-07	rnd 1	type Standard	result 0.5	date 2020-03-07	rnd 2	type Standard	result 1
		Opponent Reyneke, A (Andor)				Opponent Nash, O (Owen)
2	1	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-22	rnd 4	type Standard	result 1	date 2020-02-22	rnd 4	type Standard	result 1
		Opponent Harvey, G (Georgia)				Opponent Harvey, G (Georgia)
3	1	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-22	rnd 2	type Standard	result 0.5	date 2020-02-22	rnd 2	type Standard	result 0.5
		Opponent Chidawaya, T (Tony)				Opponent Chidawaya, T (Tony)

#	Games	Start				End
1	1	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 4	type Rapid	result 1	date 2020-02-29	rnd 4	type Rapid	result 1
		Opponent September, J (Jordan)				Opponent September, J (Jordan)
2	1	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 2	type Rapid	result 1	date 2020-02-29	rnd 2	type Rapid	result 1
		Opponent Mnxakwe, I (Imivuyo)				Opponent Mnxakwe, I (Imivuyo)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2020 Western Province Open				Tournament 2020 Western Province Open
		date 2020-03-07	rnd 2	type Standard	result 1	date 2020-03-07	rnd 2	type Standard	result 1
		Opponent Nash, O (Owen)				Opponent Nash, O (Owen)
2	1	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 4	type Rapid	result 1	date 2020-02-29	rnd 4	type Rapid	result 1
		Opponent September, J (Jordan)				Opponent September, J (Jordan)
3	1	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 2	type Rapid	result 1	date 2020-02-29	rnd 2	type Rapid	result 1
		Opponent Mnxakwe, I (Imivuyo)				Opponent Mnxakwe, I (Imivuyo)

#	Games	Start				End
1	1	Tournament 2020 Western Province Open				Tournament 2020 Western Province Open
		date 2020-03-07	rnd 2	type Standard	result 1	date 2020-03-07	rnd 2	type Standard	result 1
		Opponent Nash, O (Owen)				Opponent Nash, O (Owen)
2	1	Tournament 2020 Cape Of Good Hope Open				Tournament 2020 Cape Of Good Hope Open
		date 2020-02-22	rnd 4	type Standard	result 1	date 2020-02-22	rnd 4	type Standard	result 1
		Opponent Harvey, G (Georgia)				Opponent Harvey, G (Georgia)
3	1	Tournament Metro North Individual Trials 2020				Tournament Metro North Individual Trials 2020
		date 2020-02-08	rnd 5	type Standard	result 1	date 2020-02-08	rnd 5	type Standard	result 1
		Opponent Hamann, A (Annelise)				Opponent Hamann, A (Annelise)

#	Games	Start				End
1	1	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 4	type Rapid	result 1	date 2020-02-29	rnd 4	type Rapid	result 1
		Opponent September, J (Jordan)				Opponent September, J (Jordan)
2	1	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 2	type Rapid	result 1	date 2020-02-29	rnd 2	type Rapid	result 1
		Opponent Mnxakwe, I (Imivuyo)				Opponent Mnxakwe, I (Imivuyo)

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	Vorster ,M (Milla)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Vorster ,M (Milla)	1	1189.1	764.1	1	1188.8	764.1	0	0	0	0	0	0
2	Ngubo ,L (Lisakhanya)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Ngubo ,L (Lisakhanya)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Van De Vyver ,W (Wian)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Van De Vyver ,W (Wian)	1	1059.1	634.1	1	1011.7	634.1	0	0	0	0	0	0
4	Kwon ,H (Hyun)	1	1	425	1	1	425	0	0	0	0	0	0
4	Kwon ,H (Hyun)	1	1195.4	1620.4	1	1148.7	1620.4	0	0	0	0	0	0
5	Beni ,S (Siyanda)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Beni ,S (Siyanda)	1	1199.9	774.9	1	1175.9	774.9	0	0	0	0	0	0
6	Nash ,O (Owen)	1	1	425	1	1	425	0	0	0	0	0	0
6	Nash ,O (Owen)	1	1092	1517	1	1062.9	1517	0	0	0	0	0	0
7	Kwon ,Y (Yul)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Kwon ,Y (Yul)	1	1276.4	851.4	1	1278.4	851.4	0	0	0	0	0	0
8	Smith ,J (Jayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Smith ,J (Jayden)	1	1195.7	770.7	1	1194	770.7	0	0	0	0	0	0
9	Maruma ,KB (Kamogelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Maruma ,KB (Kamogelo)	1	1170	745	1	1094	745	0	0	0	0	0	0
10	Rhode ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Rhode ,D (Daniel)	1	1166.4	741.4	1	1063.6	741.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Isaacs, Z (Zeiyaad)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms