Chess South Africa Ratings Database

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Personal

Jones, GTD (Graham Thomas Daffurn)

Chess SA id

132014263

FIDE id

Date of birth

1932-04-27 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-24

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1496	1495.1	1531	1525
Raw rating	1496	1495.1	1531	1525
Weighted rating	1493.1	1491.3	1531	1525
Weighted performance	1100.4	1104.4	0	0
Floor	1025	1025	1031	1025
K-factor	32	32	32	32
Min/Max rating change allowed	108.8	108.9	103.5	104.4
Highest rating	1525 2019-01-01	1525 2019-01-01	1547.6 2019-09-01	1525 2019-01-01
Highest raw rating	1525 2018-01-01	1525 2018-01-01	1531 2024-02-01	1525 2024-02-01
Highest weighted rating	1525 2019-01-01	1525 2019-01-01	1530.8 2025-08-01	1525 2019-01-01
Highest weighted performance	1457.6 2019-06-01	1456.4 2019-06-01	1547.6 2019-09-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1496	1495.1	1531	1525
Analysis
Rating	1496	1495.1	1531	1525
Raw rating	1496	1495.1	1531	1525
Weighted rating	1493.1	1491.3	1531
Weighted performance	1100.4	1104.4	0
K-factor	32	32	32	32
Floor	1025	1025	1031	1025
Max/Min rating change allowed	108.8	108.9	103.5	104.4
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	1496	1495.1	1531	1525
New weighted rating	1493.7	1492	1531	1525
New weighted performance	1091.6	1095.6	0	0
Temp new rating	1496	1495.1	1531	1525
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1496	1495.1	1531	1525
New K-factor	32	32	32	32
New floor	1025	1025	1031	1025

Item	Main	Standard	Rapid
	0	0	0
	10	10	0
	19	19	0
	4	4	0
	0	0	0
	0	0	0
History	146	140	6

Games since
	Main 29	Standard 29		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
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	10	3.5	35	-127.5	1569.1	1441.6
Standard	10	3.5	35	-127.5	1569.1	1441.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	58	28.5	49.14	-7.3	1485.8	1478.5
Standard	52	25	48.08	-16.3	1489.8	1473.5
Rapid	6	3.5	58.33	70.8	1451.2	1522
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1496	1495.1	1531	1525
2025-09-30	1496	1495.1	1531	1525
2025-09-01	1496	1495.1	1531	1525
2025-08-01	1496	1495.1	1531	1525
2025-07-01	1496	1495.1	1531	1525
2025-06-01	1488.5	1485.7	1531	1525
2025-05-01	1486.5	1483.7	1531	1525
2025-04-01	1496.2	1495.2	1531	1525
2025-03-01	1496.2	1495.2	1531	1525
2025-02-01	1496.2	1495.2	1531	1525
2025-01-01	1496.2	1495.2	1531	1525
2024-12-01	1496.2	1495.2	1531	1525
2024-11-01	1490.8	1487.2	1531	1525
2024-10-01	1490.8	1487.2	1531	1525
2024-09-01	1490.8	1487.2	1531	1525
2024-08-01	1490.8	1487.2	1531	1525
2024-07-01	1490.8	1487.2	1531	1525
2024-09-01	1490.8	1487.2	1531	1525
2024-05-01	1502.8	1503.5	1531	1525
2024-04-01	1502.8	1503.5	1531	1525
2024-03-01	1462.2	1455.2	1531	1525
2024-02-01	1462.2	1455.2	1531	1525
2024-01-01	1462.2	1455.2	1531	1525
2023-12-01	1462.2	1455.2	1525.6	1525

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Neil Savage Memorial Randburg Club Champs 2025	2025-05-06	2025-06-24	Standard	Johannesburg Metro (GJM)	8	5	2	Yes	Analysis
2	Randburg Chess Club New Year Swiss 2025	2025-02-11	2025-04-01	Standard	Johannesburg Metro (GJM)	8	5	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Neil Savage Memorial Randburg Club Champs 2025	2025-05-06	2025-06-24	Standard	Johannesburg Metro (GJM)	8	5	2	Yes	Analysis
2	Randburg Chess Club New Year Swiss 2025	2025-02-11	2025-04-01	Standard	Johannesburg Metro (GJM)	8	5	1.5	Yes	Analysis
3	Randburg Summer Swiss 2024	2024-10-29	2024-11-26	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
4	Randburg Chess Club Championship 2024	2024-04-09	2024-05-21	Standard	Johannesburg Metro (GJM)	7	7	3.5	Yes	Analysis
5	Randburg Chess Club New Year Swiss 2024	2024-02-06	2024-02-06	Standard	Johannesburg Metro (GJM)	7	7	4	Yes	Analysis
6	Randburg New Year Swiss 2023	2023-01-31	2023-03-14	Standard	Johannesburg Metro (GJM)	7	4	2	Yes	Analysis
7	Randburg Chess Club Autum Swiss 2020	2020-02-04	2020-03-10	Standard	Johannesburg Metro (GJM)	6	6	2	Yes	Analysis
8	Randburg Chess Club Winter Swiss 2019	2019-07-30	2019-09-03	Standard	Johannesburg Metro (GJM)	6	6	3	Yes	Analysis
9	Randburg Chess Club Rapid Champs 2019	2019-09-10	2019-09-17	Rapid	Johannesburg Metro (GJM)	6	6	3.5	Yes	Analysis
10	Randburg Club Champs 2019	2019-05-07	2019-06-18	Standard	Johannesburg Metro (GJM)	7	7	4	Yes	Analysis

#	Games	Start				End
1	11	Tournament Randburg Club Champs 2019				Tournament Randburg Chess Club Winter Swiss 2019
		date 2019-05-07	rnd 1	type Standard	result 0.5	date 2019-08-20	rnd 4	type Standard	result 0.5
		Opponent Van Der Berg, P (Pieter)				Opponent Hangelbroek, P (Peter)
2	5	Tournament Randburg Chess Club Championship 2024				Tournament Randburg Chess Club Championship 2024
		date 2024-04-16	rnd 2	type Standard	result 1	date 2024-05-14	rnd 6	type Standard	result 0.5
		Opponent Harmse, J (Justin)				Opponent Van Der Berg, P (Pieter)
3	4	Tournament Randburg Chess Club New Year Swiss 2024				Tournament Randburg Chess Club New Year Swiss 2024
		date 2024-02-06	rnd 4	type Standard	result 0.5	date 2024-02-06	rnd 7	type Standard	result 0.5
		Opponent Metcalfe, AR (Allister)				Opponent Essop, R (Rashied)

#	Games	Start				End
1	11	Tournament Randburg Club Champs 2019				Tournament Randburg Chess Club Winter Swiss 2019
		date 2019-05-07	rnd 1	type Standard	result 0.5	date 2019-08-20	rnd 4	type Standard	result 0.5
		Opponent Van Der Berg, P (Pieter)				Opponent Hangelbroek, P (Peter)
2	5	Tournament Randburg Chess Club Championship 2024				Tournament Randburg Chess Club Championship 2024
		date 2024-04-16	rnd 2	type Standard	result 1	date 2024-05-14	rnd 6	type Standard	result 0.5
		Opponent Harmse, J (Justin)				Opponent Van Der Berg, P (Pieter)
3	4	Tournament Randburg Chess Club New Year Swiss 2024				Tournament Randburg Chess Club New Year Swiss 2024
		date 2024-02-06	rnd 4	type Standard	result 0.5	date 2024-02-06	rnd 7	type Standard	result 0.5
		Opponent Metcalfe, AR (Allister)				Opponent Essop, R (Rashied)

#	Games	Start				End
1	2	Tournament Randburg Chess Club Rapid Champs 2019				Tournament Randburg Chess Club Rapid Champs 2019
		date 2019-09-17	rnd 5	type Rapid	result 1	date 2019-09-17	rnd 6	type Rapid	result 0.5
		Opponent Snyckers, A (Adam)				Opponent Metcalfe, AR (Allister)
2	1	Tournament Randburg Chess Club Rapid Champs 2019				Tournament Randburg Chess Club Rapid Champs 2019
		date 2019-09-10	rnd 3	type Rapid	result 1	date 2019-09-10	rnd 3	type Rapid	result 1
		Opponent Hangelbroek, P (Peter)				Opponent Hangelbroek, P (Peter)
3	1	Tournament Randburg Chess Club Rapid Champs 2019				Tournament Randburg Chess Club Rapid Champs 2019
		date 2019-09-10	rnd 1	type Rapid	result 1	date 2019-09-10	rnd 1	type Rapid	result 1
		Opponent Broers, K (Klaas)				Opponent Broers, K (Klaas)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Randburg Chess Club Championship 2024				Tournament Randburg Chess Club Championship 2024
		date 2024-04-16	rnd 2	type Standard	result 1	date 2024-04-23	rnd 3	type Standard	result 1
		Opponent Harmse, J (Justin)				Opponent Signorini, M (Max)
2	1	Tournament Neil Savage Memorial Randburg Club Champs 2025				Tournament Neil Savage Memorial Randburg Club Champs 2025
		date 2025-05-13	rnd 2	type Standard	result 1	date 2025-05-13	rnd 2	type Standard	result 1
		Opponent Nemataheni, D (Dzithendo)				Opponent Nemataheni, D (Dzithendo)
3	1	Tournament Randburg Chess Club New Year Swiss 2025				Tournament Randburg Chess Club New Year Swiss 2025
		date 2025-03-04	rnd 4	type Standard	result 1	date 2025-03-04	rnd 4	type Standard	result 1
		Opponent Sinha, A (Anurag)				Opponent Sinha, A (Anurag)

#	Games	Start				End
1	2	Tournament Randburg Chess Club Championship 2024				Tournament Randburg Chess Club Championship 2024
		date 2024-04-16	rnd 2	type Standard	result 1	date 2024-04-23	rnd 3	type Standard	result 1
		Opponent Harmse, J (Justin)				Opponent Signorini, M (Max)
2	1	Tournament Neil Savage Memorial Randburg Club Champs 2025				Tournament Neil Savage Memorial Randburg Club Champs 2025
		date 2025-05-13	rnd 2	type Standard	result 1	date 2025-05-13	rnd 2	type Standard	result 1
		Opponent Nemataheni, D (Dzithendo)				Opponent Nemataheni, D (Dzithendo)
3	1	Tournament Randburg Chess Club New Year Swiss 2025				Tournament Randburg Chess Club New Year Swiss 2025
		date 2025-03-04	rnd 4	type Standard	result 1	date 2025-03-04	rnd 4	type Standard	result 1
		Opponent Sinha, A (Anurag)				Opponent Sinha, A (Anurag)

#	Games	Start				End
1	1	Tournament Randburg Chess Club Rapid Champs 2019				Tournament Randburg Chess Club Rapid Champs 2019
		date 2019-09-17	rnd 5	type Rapid	result 1	date 2019-09-17	rnd 5	type Rapid	result 1
		Opponent Snyckers, A (Adam)				Opponent Snyckers, A (Adam)
2	1	Tournament Randburg Chess Club Rapid Champs 2019				Tournament Randburg Chess Club Rapid Champs 2019
		date 2019-09-10	rnd 3	type Rapid	result 1	date 2019-09-10	rnd 3	type Rapid	result 1
		Opponent Hangelbroek, P (Peter)				Opponent Hangelbroek, P (Peter)
3	1	Tournament Randburg Chess Club Rapid Champs 2019				Tournament Randburg Chess Club Rapid Champs 2019
		date 2019-09-10	rnd 1	type Rapid	result 1	date 2019-09-10	rnd 1	type Rapid	result 1
		Opponent Broers, K (Klaas)				Opponent Broers, K (Klaas)

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	Snyckers ,FA (Frank Alexander)	6	2	-141.7	6	2	-141.7	0	0	0	0	0	0
1	Snyckers ,FA (Frank Alexander)	6	1541.9	1400.2	6	1547.4	1400.2	0	0	0	0	0	0
2	Van Der Berg ,P (Pieter)	5	1.5	-170	4	1.5	-106.2	1	0	-425	0	0	0
2	Van Der Berg ,P (Pieter)	5	1340.8	1170.8	4	1342.3	1234.5	1	1200	915.8	0	0	0
3	Metcalfe ,AR (Allister Richard)	4	1.5	-106.2	3	1	-141.7	1	0.5	0	0	0	0
3	Metcalfe ,AR (Allister Richard)	4	1732.9	1626.6	3	1751.1	1591.2	1	1782	1732.9	0	0	0
4	Hangelbroek ,P (Peter)	4	2	0	3	1	-141.7	1	1	425	0	0	0
4	Hangelbroek ,P (Peter)	4	1526.7	1526.7	3	1517.8	1385	1	1604.6	1951.7	0	0	0
5	Essop ,R (Rashied)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
5	Essop ,R (Rashied)	3	1459.7	1176.3	3	1476.7	1176.3	0	0	0	0	0	0
6	Kleyn ,AE (Andrew Edward)	3	0.5	-283.3	2	0.5	-212.5	1	0	-425	0	0	0
6	Kleyn ,AE (Andrew Edward)	3	1728.5	1445.2	2	1719.2	1516	1	1815.8	1303.5	0	0	0
7	Allison ,LM (Liam Mark)	2	1	0	2	1	0	0	0	0	0	0	0
7	Allison ,LM (Liam Mark)	2	1377.9	1377.9	2	1371.9	1377.9	0	0	0	0	0	0
8	Durow ,NL (Neil)	2	1	0	2	1	0	0	0	0	0	0	0
8	Durow ,NL (Neil)	2	1627.4	1627.4	2	1625.8	1627.4	0	0	0	0	0	0
9	Goldberg ,M (Mark)	2	2	425	2	2	425	0	0	0	0	0	0
9	Goldberg ,M (Mark)	2	1147.2	1572.2	2	1146.9	1572.2	0	0	0	0	0	0
10	Assabi ,O (Ofer)	1	1	425	1	1	425	0	0	0	0	0	0
10	Assabi ,O (Ofer)	1	1586.7	2011.7	1	1603.2	2011.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Jones, GTD (Graham Thomas Daffurn)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms