Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jaftha, D (Duwayne)

Chess SA id

105086282

FIDE id

Date of birth

2005-04-03 (Adult)

Gender

Male

Region

Central Karoo (WCK)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-02-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1101.1	1074.8	1200	1170
Raw rating	1101.1	1074.8	1200	1170
Weighted rating	1101.1	1074.8	1200	1170
Weighted performance	612.8	601.7	0	0
Floor	704.5	700.4	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	190.9	198.2	165.8	173.1
Highest rating	1260.3 2022-03-01	1250.1 2022-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1204.5 2022-08-01	1200.4 2022-04-01	1200 2024-02-01	1200 2020-01-01
Highest weighted rating	1204.5 2018-10-01	1200.4 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1260.3 2022-03-01	1250.1 2022-03-01	1200 2024-02-01	1200 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1101.1	1074.8	1200	1170
Analysis
Rating	1101.1	1074.8	1200	1170
Raw rating	1101.1	1074.8	1200	1170
Weighted rating	1101.1	1074.8	1200
Weighted performance	612.8	601.7	0
K-factor	36	36	36	36
Floor	704.5	700.4	700	700
Max/Min rating change allowed	190.9	198.2	165.8	173.1
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	1101.1	1074.8	1200	1170
New weighted rating	1101.1	1074.8	1200	1170
New weighted performance	612.5	601.3	0	0
Temp new rating	1101.1	1074.8	1200	1170
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1101.1	1074.8	1200	1170
New K-factor	36	36	36	36
New floor	704.5	700.4	700	700

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	0	0	0
	5	5	0
	19	14	5
	5	5	0
History	44	39	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Central Karoo (WCK)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	29	8	27.59	-190.5	1284.2	1093.7
Standard	24	6	25	-212.5	1281.4	1068.9
Rapid	0	0	0	0	0	0
Blitz	5	2	40	-85	1297.7	1212.7

Date	Main	Standard	Rapid	Blitz
2025-09-30	1101.1	1074.8	1200	1170
2025-09-01	1101.1	1074.8	1200	1170
2025-08-01	1101.1	1074.8	1200	1170
2025-07-01	1101.1	1074.8	1200	1170
2025-06-01	1101.1	1074.8	1200	1170
2025-05-01	1101.1	1074.8	1200	1170
2025-04-01	1101.1	1074.8	1200	1170
2025-03-01	1101.1	1074.8	1200	1170
2025-02-01	1101.1	1074.8	1200	1170
2025-01-01	1101.1	1074.8	1200	1170
2024-12-01	1101.1	1074.8	1200	1170
2024-11-01	1101.1	1074.8	1200	1170
2024-10-01	1101.1	1074.8	1200	1170
2024-09-01	1101.1	1074.8	1200	1170
2024-08-01	1101.1	1074.8	1200	1170
2024-07-01	1101.1	1074.8	1200	1170
2024-06-01	1101.1	1074.8	1200	1170
2024-08-01	1101.1	1074.8	1200	1170
2024-04-01	1101.1	1074.8	1200	1170
2024-03-01	1101.1	1074.8	1200	1170
2024-02-01	1101.1	1074.8	1200	1170
2024-01-01	1101.1	1074.8	1200	1170
2023-12-01	1101.1	1074.8	1200	1170
2023-11-01	1101.1	1074.8	1200	1170

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	Central Karoo Schools Chess Trial 1 2023 (U19)	2023-02-04	2023-02-04	Standard	Eden (WEG)	5	5	0	Yes	Analysis
2	WCCA Rural Cup 2022 (U18)	2022-08-13	2022-08-14	Standard	Overberg (WOS)	5	4	0	Yes	Analysis
3	WCCA Rural Cup Blitz 2022	2022-07-12	2022-07-12	Blitz	Overberg (WOS)	5	5	2	Yes	Analysis
4	Western Cape Inter Region Cup 2021 (Junior)	2022-03-04	2022-03-06	Standard	West Coast (WCU)	5	5	0	Yes	Analysis
5	Central Karoo 2022 (U15+U18 Boys)	2022-03-19	2022-03-19	Standard	Central Karoo (WCK)	5	5	4	Yes	Analysis
6	Central Karoo Prestige Tournament 2021 (U16+U18)	2021-05-29	2021-05-29	Standard	Central Karoo (WCK)	5	5	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament Central Karoo 2022				Tournament Central Karoo 2022
		date 2022-03-19	rnd 3	type Standard	result 1	date 2022-03-19	rnd 5	type Standard	result 1
		Opponent Blom, F (Franklin)				Opponent Fillies, C (Carlin)
2	2	Tournament WCCA Rural Cup Blitz 2022				Tournament WCCA Rural Cup Blitz 2022
		date 2022-07-12	rnd 3	type Blitz	result 1	date 2022-07-12	rnd 4	type Blitz	result 1
		Opponent Kruger, J (Jamie)				Opponent Spies, F (Fanie)
3	1	Tournament Central Karoo 2022				Tournament Central Karoo 2022
		date 2022-03-19	rnd 1	type Standard	result 1	date 2022-03-19	rnd 1	type Standard	result 1
		Opponent Stampulu, H (Hlomla)				Opponent Stampulu, H (Hlomla)

#	Games	Start				End
1	3	Tournament Central Karoo 2022				Tournament Central Karoo 2022
		date 2022-03-19	rnd 3	type Standard	result 1	date 2022-03-19	rnd 5	type Standard	result 1
		Opponent Blom, F (Franklin)				Opponent Fillies, C (Carlin)
2	1	Tournament Central Karoo 2022				Tournament Central Karoo 2022
		date 2022-03-19	rnd 1	type Standard	result 1	date 2022-03-19	rnd 1	type Standard	result 1
		Opponent Stampulu, H (Hlomla)				Opponent Stampulu, H (Hlomla)
3	1	Tournament Central Karoo Prestige Tournament 2021				Tournament Central Karoo Prestige Tournament 2021
		date 2021-05-29	rnd 3	type Standard	result 1	date 2021-05-29	rnd 3	type Standard	result 1
		Opponent Mackay, A (Amber)				Opponent Mackay, A (Amber)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament WCCA Rural Cup Blitz 2022				Tournament WCCA Rural Cup Blitz 2022
		date 2022-07-12	rnd 3	type Blitz	result 1	date 2022-07-12	rnd 4	type Blitz	result 1
		Opponent Kruger, J (Jamie)				Opponent Spies, F (Fanie)

#	Games	Start				End
1	3	Tournament Central Karoo 2022				Tournament Central Karoo 2022
		date 2022-03-19	rnd 3	type Standard	result 1	date 2022-03-19	rnd 5	type Standard	result 1
		Opponent Blom, F (Franklin)				Opponent Fillies, C (Carlin)
2	2	Tournament WCCA Rural Cup Blitz 2022				Tournament WCCA Rural Cup Blitz 2022
		date 2022-07-12	rnd 3	type Blitz	result 1	date 2022-07-12	rnd 4	type Blitz	result 1
		Opponent Kruger, J (Jamie)				Opponent Spies, F (Fanie)
3	1	Tournament Central Karoo 2022				Tournament Central Karoo 2022
		date 2022-03-19	rnd 1	type Standard	result 1	date 2022-03-19	rnd 1	type Standard	result 1
		Opponent Stampulu, H (Hlomla)				Opponent Stampulu, H (Hlomla)

#	Games	Start				End
1	3	Tournament Central Karoo 2022				Tournament Central Karoo 2022
		date 2022-03-19	rnd 3	type Standard	result 1	date 2022-03-19	rnd 5	type Standard	result 1
		Opponent Blom, F (Franklin)				Opponent Fillies, C (Carlin)
2	1	Tournament Central Karoo 2022				Tournament Central Karoo 2022
		date 2022-03-19	rnd 1	type Standard	result 1	date 2022-03-19	rnd 1	type Standard	result 1
		Opponent Stampulu, H (Hlomla)				Opponent Stampulu, H (Hlomla)
3	1	Tournament Central Karoo Prestige Tournament 2021				Tournament Central Karoo Prestige Tournament 2021
		date 2021-05-29	rnd 3	type Standard	result 1	date 2021-05-29	rnd 3	type Standard	result 1
		Opponent Mackay, A (Amber)				Opponent Mackay, A (Amber)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament WCCA Rural Cup Blitz 2022				Tournament WCCA Rural Cup Blitz 2022
		date 2022-07-12	rnd 3	type Blitz	result 1	date 2022-07-12	rnd 4	type Blitz	result 1
		Opponent Kruger, J (Jamie)				Opponent Spies, F (Fanie)

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	Ramasetja ,L (Lesetha)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Ramasetja ,L (Lesetha)	2	1192.6	767.6	2	1190	767.6	0	0	0	0	0	0
2	Lielieveld ,F (Franco)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Lielieveld ,F (Franco)	1	1624.2	1199.2	1	1619.1	1199.2	0	0	0	0	0	0
3	Abrahams ,K (Kenrick)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Abrahams ,K (Kenrick)	1	1164.2	739.2	1	1134.4	739.2	0	0	0	0	0	0
4	Coetzee ,P (Philip)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Coetzee ,P (Philip)	1	1524.4	1099.4	1	1498.9	1099.4	0	0	0	0	0	0
5	Square ,N (Nathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Square ,N (Nathan)	1	1158	733	1	1164.4	733	0	0	0	0	0	0
6	Luttig ,J (Jivaan)	1	1	425	1	1	425	0	0	0	0	0	0
6	Luttig ,J (Jivaan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Kleyn ,J (Jayden)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Kleyn ,J (Jayden)	1	1158.7	733.7	1	1136.8	733.7	0	0	0	0	0	0
8	Blom ,F (Franklin)	1	1	425	1	1	425	0	0	0	0	0	0
8	Blom ,F (Franklin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Fillies ,C (Carlin)	1	1	425	1	1	425	0	0	0	0	0	0
9	Fillies ,C (Carlin)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Crookes ,J (Jonas)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Crookes ,J (Jonas)	1	1473.3	1048.3	1	1471.7	1048.3	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

Jaftha, D (Duwayne)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms