Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kellerman, Z (Zean)

Chess SA id

1120192834

FIDE id

Date of birth

2012-10-12 (U14)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-04-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1185.1	1197.9	1176.3	1200
Raw rating	1185.1	1197.9	1176.3	1200
Weighted rating	1183.8	1197.6	1174.1	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	169.4	166.3	171.5	165.8
Highest rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted performance	1200 2024-12-01	1200 2024-02-01	1200 2024-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1185.1	1197.9	1176.3	1200
Analysis
Rating	1185.1	1197.9	1176.3	1200
Raw rating	1185.1	1197.9	1176.3	1200
Weighted rating	1183.8	1197.6	1174.1
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	169.4	166.3	171.5	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	1185.1	1197.9	1176.3	1200
New weighted rating	1183.8	1197.6	1174.1	1200
New weighted performance	0	0	0	0
Temp new rating	1185.1	1197.9	1176.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1185.1	1197.9	1176.3	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	12	6	6
	0	0	0
	0	0	0
	0	0	0
History	12	6	6

Games since
	Main 12	Standard 6		Rapid 6		Blitz 0
Gender	Male
Age group	U14
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	12	5	41.67	-70.8	1204.7	1133.9
Standard	6	3	50	0	1195.3	1195.3
Rapid	6	2	33.33	-141.7	1214.1	1072.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1185.1	1197.9	1176.3	1200
2025-09-01	1185.1	1197.9	1176.3	1200
2025-08-01	1185.1	1197.9	1176.3	1200
2025-07-01	1185.1	1197.9	1176.3	1200
2025-06-01	1185.1	1197.9	1176.3	1200
2025-05-01	1185.1	1197.9	1176.3	1200
2025-04-01	1185.1	1197.9	1176.3	1200
2025-03-01	1185.1	1197.9	1176.3	1200
2025-02-01	1185.1	1197.8	1176.3	1200
2025-01-01	1180.8	1196.4	1168	1200
2024-12-01	1180.8	1196.4	1168	1200
2024-11-01	1180.8	1196.4	1168	1200
2024-10-01	1180.8	1196.4	1168	1200
2024-09-01	1180.8	1196.4	1168	1200
2024-08-01	1180.8	1196.4	1168	1200
2024-07-01	1180.8	1196.4	1168	1200
2024-06-01	1180.8	1196.4	1168	1200
2024-08-01	1176.2	1200	1168	1200
2024-04-01	1176.2	1200	1168	1200
2024-03-01	1176.2	1200	1168	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	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 PS League 2024 (U13)	2024-04-27	2024-04-27	Standard	Cape Winelands (WCW)	7	6	3	Yes	Analysis
2	Cape Winelands Schools - PS Trials 1 2024 (U13 Boys)	2024-02-10	2024-02-10	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Worcester PS League 2024				Tournament Worcester PS League 2024
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 4	type Standard	result 1
		Opponent Machava, M (Matiase)				Opponent Carelse, A (Andreo)
2	2	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Balaam, J (Joshua)				Opponent Buys, L (Louwen)

#	Games	Start				End
1	3	Tournament Worcester PS League 2024				Tournament Worcester PS League 2024
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 4	type Standard	result 1
		Opponent Machava, M (Matiase)				Opponent Carelse, A (Andreo)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Balaam, J (Joshua)				Opponent Buys, L (Louwen)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Worcester PS League 2024				Tournament Worcester PS League 2024
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 4	type Standard	result 1
		Opponent Machava, M (Matiase)				Opponent Carelse, A (Andreo)
2	2	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Balaam, J (Joshua)				Opponent Buys, L (Louwen)

#	Games	Start				End
1	3	Tournament Worcester PS League 2024				Tournament Worcester PS League 2024
		date 2024-04-27	rnd 2	type Standard	result 1	date 2024-04-27	rnd 4	type Standard	result 1
		Opponent Machava, M (Matiase)				Opponent Carelse, A (Andreo)

#	Games	Start				End
1	2	Tournament Cape Winelands Schools - PS Trials 1 2024				Tournament Cape Winelands Schools - PS Trials 1 2024
		date 2024-02-10	rnd 3	type Rapid	result 1	date 2024-02-10	rnd 4	type Rapid	result 1
		Opponent Balaam, J (Joshua)				Opponent Buys, L (Louwen)

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	Machava ,M (Matiase)	1	1	425	1	1	425	0	0	0	0	0	0
1	Machava ,M (Matiase)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
2	Boer ,Q (Quade)	1	1	425	1	1	425	0	0	0	0	0	0
2	Boer ,Q (Quade)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Vermeulen ,A (Aldivash)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Vermeulen ,A (Aldivash)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Carelse ,A (Andreo)	1	1	425	1	1	425	0	0	0	0	0	0
4	Carelse ,A (Andreo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Klopper ,M (Marli)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Klopper ,M (Marli)	1	1127.2	702.2	1	1130.8	702.2	0	0	0	0	0	0
6	Mcleod ,N (Ney-Shawn)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mcleod ,N (Ney-Shawn)	1	1244.6	819.6	1	1194.8	819.6	0	0	0	0	0	0
7	Buys ,L (Louwen)	1	1	425	0	0	0	1	1	425	0	0	0
7	Buys ,L (Louwen)	1	1202.8	1627.8	0	0	0	1	1270.3	1627.8	0	0	0
8	Cyster ,J (Jean-Luke)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Cyster ,J (Jean-Luke)	1	1150.9	725.9	0	0	0	1	1162	725.9	0	0	0
9	Holmes ,M (Matthew)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Holmes ,M (Matthew)	1	1302.2	877.2	0	0	0	1	1270.9	877.2	0	0	0
10	Le Roux ,J (Joss)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Le Roux ,J (Joss)	1	1236	811	0	0	0	1	1199.2	811	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Kellerman, Z (Zean)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms