Chess South Africa Ratings Database

PLAYER PAGE

Personal

Denner, D (Duan)

Chess SA id

102007142

FIDE id

Date of birth

2002-07-04 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1618	1608.6	1347.7	1347.7
Raw rating	1618	1608.6	1347.7	1347.7
Weighted rating	1617.7	1608.3	1347.7	1347.7
Weighted performance	433.9	435	0	0
Floor	1118	1108.6	847.7	847.7
K-factor	28	28	36	36
Min/Max rating change allowed	91.4	92.6	134.3	134.3
Highest rating	1618 2024-03-01	1608.6 2024-03-01	1347.7 2019-08-01	1347.7 2019-08-01
Highest raw rating	1618 2024-03-01	1608.6 2024-03-01	1347.7 2024-03-01	1347.7 2024-03-01
Highest weighted rating	1616.9 2025-08-01	1607.8 2025-08-01	1347.7 2019-08-01	1347.7 2019-08-01
Highest weighted performance	1586.1 2020-01-01	1585.6 2020-01-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1618	1608.6	1347.7	1347.7
Analysis
Rating	1618	1608.6	1347.7	1347.7
Raw rating	1618	1608.6	1347.7	1347.7
Weighted rating	1617.7	1608.3	1347.7
Weighted performance	433.9	435	0
K-factor	28	28	36	36
Floor	1118	1108.6	847.7	847.7
Max/Min rating change allowed	91.4	92.6	134.3	134.3
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	1618	1608.6	1347.7	1347.7
New weighted rating	1617.9	1608.5	1347.7	1347.7
New weighted performance	433.4	434.4	0	0
Temp new rating	1618	1608.6	1347.7	1347.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1618	1608.6	1347.7	1347.7
New K-factor	28	28	36	36
New floor	1118	1108.6	847.7	847.7

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	409	409

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
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	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	53	31	58.49	72.2	1447	1519.2
Standard	53	31	58.49	72.2	1447	1519.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1618	1608.6	1347.7	1347.7
2025-09-01	1618	1608.6	1347.7	1347.7
2025-08-01	1618	1608.6	1347.7	1347.7
2025-07-01	1618	1608.6	1347.7	1347.7
2025-06-01	1618	1608.6	1347.7	1347.7
2025-05-01	1618	1608.6	1347.7	1347.7
2025-04-01	1618	1608.6	1347.7	1347.7
2025-03-01	1618	1608.6	1347.7	1347.7
2025-02-01	1618	1608.6	1347.7	1347.7
2025-01-01	1618	1608.6	1347.7	1347.7
2024-12-01	1618	1608.6	1347.7	1347.7
2024-11-01	1618	1608.6	1347.7	1347.7
2024-10-01	1618	1608.6	1347.7	1347.7
2024-09-01	1618	1608.6	1347.7	1347.7
2024-08-01	1618	1608.6	1347.7	1347.7
2024-07-01	1618	1608.6	1347.7	1347.7
2024-06-01	1618	1608.6	1347.7	1347.7
2024-08-01	1618	1608.6	1347.7	1347.7
2024-04-01	1618	1608.6	1347.7	1347.7
2024-03-01	1618	1608.6	1347.7	1347.7
2024-02-01	1618	1608.6	1347.7	1347.7
2024-01-01	1618	1608.6	1347.7	1347.7
2023-12-01	1584.4	1583.2	1347.7	1347.7
2023-11-01	1584.4	1583.2	1347.7	1347.7

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 Waterkloof Open (A)	2020-02-29	2020-03-01	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
2	2019 Wild Card Chess Championship (U18 Open)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
3	2019 South African Junior Team Championships (U18A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
4	2019 TC SAJCC Prep Tournament (A)	2019-11-30	2019-11-30	Standard	Tshwane (GTP)	5	1	0.5	Yes	Analysis
5	2019 Capablanca Chess Festival (RR D)	2019-04-18	2019-04-22	Standard	Tshwane (GTP)	9	9	4	Yes	Analysis
6	2019 Waterkloof Open (B)	2019-03-02	2019-03-03	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
7	2019 TuksChess Open (B)	2019-02-23	2019-02-23	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2019 Piet Robbertse (B)	2019-02-01	2019-02-03	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
9	2019 Tshwane Chess Registration Tournament (B)	2019-01-26	2019-01-26	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
10	2018 Centurion Chess Club Open (B)	2018-09-29	2018-09-29	Standard	Tshwane (GTP)	5	4	0.5	Yes	Analysis

#	Games	Start				End
1	9	Tournament 2019 South African Junior Team Championships				Tournament 2019 Wild Card Chess Championship
		date 2020-01-07	rnd 6	type Standard	result 1	date 2020-01-12	rnd 7	type Standard	result 0.5
		Opponent Campbell, G (Grant)				Opponent Schroeder, D (Daniel)
2	8	Tournament 2019 TuksChess Open				Tournament 2019 Waterkloof Open
		date 2019-02-23	rnd 3	type Standard	result 0.5	date 2019-03-03	rnd 5	type Standard	result 1
		Opponent Pelser, J (Jean-Marie)				Opponent Dykema, JD (Joshua)
3	5	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 South African Junior Team Championships
		date 2019-11-30	rnd 1	type Standard	result 0.5	date 2020-01-06	rnd 4	type Standard	result 1
		Opponent Nel, JM (James)				Opponent Gardiner, N (Noa)

#	Games	Start				End
1	9	Tournament 2019 South African Junior Team Championships				Tournament 2019 Wild Card Chess Championship
		date 2020-01-07	rnd 6	type Standard	result 1	date 2020-01-12	rnd 7	type Standard	result 0.5
		Opponent Campbell, G (Grant)				Opponent Schroeder, D (Daniel)
2	8	Tournament 2019 TuksChess Open				Tournament 2019 Waterkloof Open
		date 2019-02-23	rnd 3	type Standard	result 0.5	date 2019-03-03	rnd 5	type Standard	result 1
		Opponent Pelser, J (Jean-Marie)				Opponent Dykema, JD (Joshua)
3	5	Tournament 2019 TC SAJCC Prep Tournament				Tournament 2019 South African Junior Team Championships
		date 2019-11-30	rnd 1	type Standard	result 0.5	date 2020-01-06	rnd 4	type Standard	result 1
		Opponent Nel, JM (James)				Opponent Gardiner, N (Noa)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2019 South African Junior Team Championships				Tournament 2019 Wild Card Chess Championship
		date 2020-01-07	rnd 6	type Standard	result 1	date 2020-01-10	rnd 3	type Standard	result 1
		Opponent Campbell, G (Grant)				Opponent Motiang, RT (Refentse Tumisang)
2	3	Tournament 2019 Piet Robbertse				Tournament 2019 TuksChess Open
		date 2019-02-03	rnd 4	type Standard	result 1	date 2019-02-23	rnd 1	type Standard	result 1
		Opponent Odendaal, RL (Ruben)				Opponent Enkerwitz, R (Ryan)
3	2	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-05	rnd 3	type Standard	result 1	date 2020-01-06	rnd 4	type Standard	result 1
		Opponent Korf, A (Andre)				Opponent Gardiner, N (Noa)

#	Games	Start				End
1	5	Tournament 2019 South African Junior Team Championships				Tournament 2019 Wild Card Chess Championship
		date 2020-01-07	rnd 6	type Standard	result 1	date 2020-01-10	rnd 3	type Standard	result 1
		Opponent Campbell, G (Grant)				Opponent Motiang, RT (Refentse Tumisang)
2	3	Tournament 2019 Piet Robbertse				Tournament 2019 TuksChess Open
		date 2019-02-03	rnd 4	type Standard	result 1	date 2019-02-23	rnd 1	type Standard	result 1
		Opponent Odendaal, RL (Ruben)				Opponent Enkerwitz, R (Ryan)
3	2	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Junior Team Championships
		date 2020-01-05	rnd 3	type Standard	result 1	date 2020-01-06	rnd 4	type Standard	result 1
		Opponent Korf, A (Andre)				Opponent Gardiner, N (Noa)

No games found.

#	Games	Start				End

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	Odendaal ,RL (Ruben Lourens)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
1	Odendaal ,RL (Ruben Lourens)	3	1339.8	1481.5	3	1334.7	1481.5	0	0	0	0	0	0
2	Koning ,J (Jaedin)	2	1	0	2	1	0	0	0	0	0	0	0
2	Koning ,J (Jaedin)	2	1453.1	1453.1	2	1456.4	1453.1	0	0	0	0	0	0
3	Jacobs ,CN (Calvin Nicholas)	1	1	425	1	1	425	0	0	0	0	0	0
3	Jacobs ,CN (Calvin Nicholas)	1	1399	1824	1	1408.6	1824	0	0	0	0	0	0
4	Maharaj ,A (Ameet)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Maharaj ,A (Ameet)	1	1400.8	1400.8	1	1398.1	1400.8	0	0	0	0	0	0
5	Visser ,S (Shane)	1	1	425	1	1	425	0	0	0	0	0	0
5	Visser ,S (Shane)	1	1368.3	1793.3	1	1361.2	1793.3	0	0	0	0	0	0
6	Fouche ,J (Janu)	1	1	425	1	1	425	0	0	0	0	0	0
6	Fouche ,J (Janu)	1	1424.7	1849.7	1	1415.3	1849.7	0	0	0	0	0	0
7	Gandawa ,F (Fortune)	1	1	425	1	1	425	0	0	0	0	0	0
7	Gandawa ,F (Fortune)	1	1473.5	1898.5	1	1474.3	1898.5	0	0	0	0	0	0
8	Oosthuizen ,MJ (Michal Jacobus)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Oosthuizen ,MJ (Michal Jacobus)	1	1643.1	1218.1	1	1641.5	1218.1	0	0	0	0	0	0
9	Buchner ,E (Eduard)	1	1	425	1	1	425	0	0	0	0	0	0
9	Buchner ,E (Eduard)	1	1401.8	1826.8	1	1400.3	1826.8	0	0	0	0	0	0
10	Bout ,W (Wanda)	1	1	425	1	1	425	0	0	0	0	0	0
10	Bout ,W (Wanda)	1	1460.1	1885.1	1	1458.9	1885.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Denner, D (Duan)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms