Chess South Africa Ratings Database

PLAYER PAGE

Personal

Coleman, J (Jack)

Chess SA id

1070097983

FIDE id

Date of birth

2007-12-05 (U20)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-06-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1221.1	1200	1255.6	1200
Raw rating	1221.1	1200	1255.6	1200
Weighted rating	1221.1	1200	1255.6	1200
Weighted performance	0	0	0	0
Floor	721.1	700	755.6	700
K-factor	36	36	36	36
Min/Max rating change allowed	160.9	165.8	153.2	165.8
Highest rating	1297.2 2019-06-01	1200 2018-10-01	1369.1 2019-06-01	1200 2018-10-01
Highest raw rating	1221.1 2024-02-01	1200 2024-02-01	1255.6 2024-02-01	1200 2024-02-01
Highest weighted rating	1221.1 2024-02-01	1200 2018-10-01	1255.6 2024-02-01	1200 2018-10-01
Highest weighted performance	1297.2 2019-06-01	1200 2024-02-01	1369.1 2019-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1221.1	1200	1255.6	1200
Analysis
Rating	1221.1	1200	1255.6	1200
Raw rating	1221.1	1200	1255.6	1200
Weighted rating	1221.1	1200	1255.6
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	721.1	700	755.6	700
Max/Min rating change allowed	160.9	165.8	153.2	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	1221.1	1200	1255.6	1200
New weighted rating	1221.1	1200	1255.6	1200
New weighted performance	0	0	0	0
Temp new rating	1221.1	1200	1255.6	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1221.1	1200	1255.6	1200
New K-factor	36	36	36	36
New floor	721.1	700	755.6	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	7	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	7	5	71.43	182.1	1176.9	1359
Standard	0	0	0	0	0	0
Rapid	7	5	71.43	182.1	1176.9	1359
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1221.1	1200	1255.6	1200
2025-09-01	1221.1	1200	1255.6	1200
2025-08-01	1221.1	1200	1255.6	1200
2025-07-01	1221.1	1200	1255.6	1200
2025-06-01	1221.1	1200	1255.6	1200
2025-05-01	1221.1	1200	1255.6	1200
2025-04-01	1221.1	1200	1255.6	1200
2025-03-01	1221.1	1200	1255.6	1200
2025-02-01	1221.1	1200	1255.6	1200
2025-01-01	1221.1	1200	1255.6	1200
2024-12-01	1221.1	1200	1255.6	1200
2024-11-01	1221.1	1200	1255.6	1200
2024-10-01	1221.1	1200	1255.6	1200
2024-09-01	1221.1	1200	1255.6	1200
2024-08-01	1221.1	1200	1255.6	1200
2024-07-01	1221.1	1200	1255.6	1200
2024-06-01	1221.1	1200	1255.6	1200
2024-08-01	1221.1	1200	1255.6	1200
2024-04-01	1221.1	1200	1255.6	1200
2024-03-01	1221.1	1200	1255.6	1200
2024-02-01	1221.1	1200	1255.6	1200
2024-01-01	1221.1	1200	1255.6	1200
2023-12-01	1221.1	1200	1255.6	1200
2023-11-01	1221.1	1200	1255.6	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	Drakenstein Dragons Rapid 2019 (U13)	2019-06-15	2019-06-15	Rapid	Cape Winelands (WCW)	7	7	5	Yes	Analysis

#	Games	Start				End
1	4	Tournament Drakenstein Dragons Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-06-15	rnd 4	type Rapid	result 1	date 2019-06-15	rnd 7	type Rapid	result 1
		Opponent Kirchner, K (Keenan)				Opponent White, D (Dvenerio)
2	1	Tournament Drakenstein Dragons Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-06-15	rnd 2	type Rapid	result 1	date 2019-06-15	rnd 2	type Rapid	result 1
		Opponent Rogers, M (Morgan)				Opponent Rogers, M (Morgan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Drakenstein Dragons Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-06-15	rnd 4	type Rapid	result 1	date 2019-06-15	rnd 7	type Rapid	result 1
		Opponent Kirchner, K (Keenan)				Opponent White, D (Dvenerio)
2	1	Tournament Drakenstein Dragons Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-06-15	rnd 2	type Rapid	result 1	date 2019-06-15	rnd 2	type Rapid	result 1
		Opponent Rogers, M (Morgan)				Opponent Rogers, M (Morgan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Drakenstein Dragons Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-06-15	rnd 4	type Rapid	result 1	date 2019-06-15	rnd 7	type Rapid	result 1
		Opponent Kirchner, K (Keenan)				Opponent White, D (Dvenerio)
2	1	Tournament Drakenstein Dragons Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-06-15	rnd 2	type Rapid	result 1	date 2019-06-15	rnd 2	type Rapid	result 1
		Opponent Rogers, M (Morgan)				Opponent Rogers, M (Morgan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Drakenstein Dragons Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-06-15	rnd 4	type Rapid	result 1	date 2019-06-15	rnd 7	type Rapid	result 1
		Opponent Kirchner, K (Keenan)				Opponent White, D (Dvenerio)
2	1	Tournament Drakenstein Dragons Rapid 2019				Tournament Drakenstein Dragons Rapid 2019
		date 2019-06-15	rnd 2	type Rapid	result 1	date 2019-06-15	rnd 2	type Rapid	result 1
		Opponent Rogers, M (Morgan)				Opponent Rogers, M (Morgan)

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	Kula ,A (Akhona)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	Kula ,A (Akhona)	1	1203.5	778.5	0	0	0	1	1205.9	778.5	0	0	0
2	Kirchner ,K (Keenan)	1	1	425	0	0	0	1	1	425	0	0	0
2	Kirchner ,K (Keenan)	1	1100.7	1525.7	0	0	0	1	1132	1525.7	0	0	0
3	Nel ,H (Herman)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Nel ,H (Herman)	1	1184.5	759.5	0	0	0	1	1171.6	759.5	0	0	0
4	White ,D (Dvenerio)	1	1	425	0	0	0	1	1	425	0	0	0
4	White ,D (Dvenerio)	1	1149.6	1574.6	0	0	0	1	1154	1574.6	0	0	0
5	Naude ,J (Jan-Daniel)	1	1	425	0	0	0	1	1	425	0	0	0
5	Naude ,J (Jan-Daniel)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
6	Grobbelaar ,C (Chanelle)	1	1	425	0	0	0	1	1	425	0	0	0
6	Grobbelaar ,C (Chanelle)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
7	Rogers ,M (Morgan)	1	1	425	0	0	0	1	1	425	0	0	0
7	Rogers ,M (Morgan)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Coleman, J (Jack)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms