Chess South Africa Ratings Database

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Personal

Donn, D (Dequin)

Chess SA id

1140162344

FIDE id

Date of birth

2014-01-25 (U12)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1245.8

Item	Main	Standard	Rapid	Blitz
Rating	1365.4	1261.4	1451.1	1200
Raw rating	1347	1261.4	1451.1	1200
Weighted rating	1290	1230.2	1374.9	1200
Weighted performance	1365.4	1220.8	1421.5	0
Floor	870.3	764.5	951.1	700
K-factor	36	36	32	36
Min/Max rating change allowed	134.5	151.9	115.9	165.8
Highest rating	1416.2 2025-09-01	1264.5 2025-04-01	1451.1 2025-09-01	1200 2018-10-01
Highest raw rating	1370.3 2025-09-01	1264.5 2025-04-01	1451.1 2025-09-01	1200 2024-03-01
Highest weighted rating	1290 2025-09-30	1230.2 2025-09-30	1366.1 2025-09-01	1200 2018-10-01
Highest weighted performance	1416.2 2025-09-01	1220.8 2025-09-30	1437.3 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1.4	0	0	0
New rating	1364	1261.4	1451.1	1200
Analysis
Rating	1365.4	1261.4	1451.1	1200
Raw rating	1347	1261.4	1451.1	1200
Weighted rating	1290	1230.2	1374.9
Weighted performance	1365.4	1220.8	1421.5
K-factor	36	36	32	36
Floor	870.3	764.5	951.1	700
Max/Min rating change allowed	134.5	151.9	115.9	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	1347	1261.4	1451.1	1200
New weighted rating	1296	1233.6	1382.9	1200
New weighted performance	1364	1219.5	1420	0
Temp new rating	1364	1261.4	1451.1	1200
Temp new rating +/-	-1.4	0	0	0
Final new rating +/-	-1.4	0	0	0
New rating	1364	1261.4	1451.1	1200
New K-factor	36	36	32	36
New floor	870.3	764.5	951.1	700

Item	Main	Standard	Rapid
	0	0	0
	31	17	14
	25	11	14
	15	0	15
	0	0	0
	0	0	0
History	71	28	43

Games since
	Main 61	Standard 28		Rapid 33		Blitz 0
Gender	Male
Age group	U12
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2510		786		69
Male	2043		598		49
U12	351		117		8
U12 Male	262		83		4
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	335		161		34
Male	305		145		27
U12	42		22		3
U12 Male	36		18		1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	31	22	70.97	178.2	1281	1459.2
Standard	17	9.5	55.88	50	1314.8	1364.8
Rapid	14	12.5	89.29	333.9	1239.8	1573.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	71	43	60.56	89.8	1266.8	1356.6
Standard	28	13.5	48.21	-15.2	1317.1	1302
Rapid	43	29.5	68.6	158.1	1234.1	1392.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1347	1261.4	1451.1	1200
2025-09-01	1370.3	1260	1451.1	1200
2025-08-01	1335.1	1260	1396.2	1200
2025-07-01	1320.7	1260	1392.9	1200
2025-06-01	1320.7	1260	1392.9	1200
2025-05-01	1329.8	1264.5	1392.9	1200
2025-04-01	1329.8	1264.5	1392.9	1200
2025-03-01	1286.1	1200.2	1392.9	1200
2025-02-01	1235.7	1199.9	1329.3	1200
2025-01-01	1221.2	1196.1	1329.3	1200
2024-12-01	1232.4	1201.1	1329.3	1200
2024-11-01	1232.4	1201.1	1329.3	1200
2024-10-01	1232.4	1201.1	1329.3	1200
2024-09-01	1232.4	1201.1	1329.3	1200
2024-08-01	1232.4	1201.1	1329.3	1200
2024-07-01	1232.4	1201.1	1329.3	1200
2024-06-01	1232.4	1201.1	1329.3	1200
2024-08-01	1300.9	1200	1421.8	1200
2024-04-01	1300.9	1200	1421.8	1200
2024-03-01	1267.4	1200	1315.2	1200
2024-02-01	1234.1	1200	1260.5	1200
2024-01-01	1234.1	1200	1260.5	1200
2023-12-01	1234.1	1200	1260.5	1200
2023-11-01	1234.1	1200	1260.5	1200

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	Western Cape Schools - Top Schools 2025 (U11)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	2.5	Yes	Analysis
2	Pedro Booyse Top Schools 2025 (U11)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	5	4	4	Yes	Analysis
3	Lower West Coast Top Schools 2025 (U11)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U11 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
5	West Coast Schools Chess Prestige 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	5	Yes	Analysis
6	Lower West Coast Prestige 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U11)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	2.5	Yes	Analysis
2	Pedro Booyse Top Schools 2025 (U11)	2025-08-23	2025-08-23	Rapid	West Coast (WCU)	5	4	4	Yes	Analysis
3	Lower West Coast Top Schools 2025 (U11)	2025-06-14	2025-06-14	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U11 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
5	West Coast Schools Chess Prestige 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	5	Yes	Analysis
6	Lower West Coast Prestige 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	5	Yes	Analysis
7	Lambertsbay Chess Club Crayfish Classic 2024	2024-12-16	2024-12-16	Standard	West Coast (WCU)	5	5	2	Yes	Analysis
8	Lower West Top Schools 2024 (U9+U11)	2024-05-11	2024-05-11	Rapid	West Coast (WCU)	5	4	0	Yes	Analysis
9	Western Cape PS Individuals Championship 2024 (U11 Boys)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	2	Yes	Analysis
10	West Coast Schools Chess Prestige Championships 2024 (U11 Boys)	2024-03-09	2024-03-09	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
11	Lower West Coast Schools Chess Prestige 2024 (U11 Boys)	2024-02-17	2024-02-17	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
12	Kasparov Fischer 2023 (B)	2023-11-11	2023-11-11	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
13	Deep Blue Open 2023 (Juniors)	2023-09-16	2023-09-16	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
14	Saldanha Open 2023 (A)	2023-07-29	2023-07-29	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis

#	Games	Start				End
1	10	Tournament Lower West Coast Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-06-14	rnd 2	type Rapid	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Swartz, R (Rowan)				Opponent Arendse, H (Haygen)
2	7	Tournament Lambertsbay Chess Club Crayfish Classic 2024				Tournament West Coast Schools Chess Prestige 2025
		date 2024-12-16	rnd 5	type Standard	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Lootring, S (Shamiel)				Opponent Bester, N (Neyma)
3	6	Tournament Lower West Coast Schools Chess Prestige 2024				Tournament West Coast Schools Chess Prestige Championships 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-03-09	rnd 4	type Rapid	result 1
		Opponent Potgieter, A (Aldo)				Opponent Noble, A (Andrew)

#	Games	Start				End
1	4	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Hermans, J (Joel)				Opponent Titus, M (Michael John)
2	2	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Fortuin, P (Pearl)				Opponent Arendse, H (Haygen)
3	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Jacobs, N (Nathaneal)				Opponent Johnson, B (Brian)

#	Games	Start				End
1	8	Tournament Lower West Coast Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-06-14	rnd 2	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Swartz, R (Rowan)				Opponent Arendse, H (Haygen)
2	6	Tournament Lower West Coast Schools Chess Prestige 2024				Tournament West Coast Schools Chess Prestige Championships 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-03-09	rnd 4	type Rapid	result 1
		Opponent Potgieter, A (Aldo)				Opponent Noble, A (Andrew)
3	5	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Don, E (El Deano)				Opponent Du Toit, R (Ruvay)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament Lower West Coast Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-06-14	rnd 5	type Rapid	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Boumeester, G (Grahdin)				Opponent Arendse, H (Haygen)
2	7	Tournament Lambertsbay Chess Club Crayfish Classic 2024				Tournament West Coast Schools Chess Prestige 2025
		date 2024-12-16	rnd 5	type Standard	result 1	date 2025-03-08	rnd 1	type Standard	result 1
		Opponent Lootring, S (Shamiel)				Opponent Bester, N (Neyma)
3	6	Tournament Lower West Coast Schools Chess Prestige 2024				Tournament West Coast Schools Chess Prestige Championships 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-03-09	rnd 4	type Rapid	result 1
		Opponent Potgieter, A (Aldo)				Opponent Noble, A (Andrew)

#	Games	Start				End
1	4	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 3	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Hermans, J (Joel)				Opponent Titus, M (Michael John)
2	2	Tournament Western Cape Schools - Top Schools 2025				Tournament Western Cape Schools - Top Schools 2025
		date 2025-09-06	rnd 1	type Standard	result 1	date 2025-09-06	rnd 2	type Standard	result 1
		Opponent Fortuin, P (Pearl)				Opponent Arendse, H (Haygen)
3	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-17	rnd 2	type Standard	result 1	date 2025-05-17	rnd 3	type Standard	result 1
		Opponent Jacobs, N (Nathaneal)				Opponent Johnson, B (Brian)

#	Games	Start				End
1	6	Tournament Lower West Coast Schools Chess Prestige 2024				Tournament West Coast Schools Chess Prestige Championships 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-03-09	rnd 4	type Rapid	result 1
		Opponent Potgieter, A (Aldo)				Opponent Noble, A (Andrew)
2	5	Tournament Lower West Coast Top Schools 2025				Tournament Pedro Booyse Top Schools 2025
		date 2025-06-14	rnd 5	type Rapid	result 1	date 2025-08-23	rnd 5	type Rapid	result 1
		Opponent Boumeester, G (Grahdin)				Opponent Arendse, H (Haygen)
3	5	Tournament Lower West Coast Prestige 2025				Tournament Lower West Coast Prestige 2025
		date 2025-02-22	rnd 1	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Don, E (El Deano)				Opponent Du Toit, R (Ruvay)

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	Swartz ,R (Rowan)	3	3	425	1	1	425	2	2	425	0	0	0
1	Swartz ,R (Rowan)	3	1215.7	1640.7	1	1136.2	1640.7	2	1274.2	1640.7	0	0	0
2	Robertson ,M (Marvin)	2	1	0	2	1	0	0	0	0	0	0	0
2	Robertson ,M (Marvin)	2	1460.1	1460.1	2	1393.1	1460.1	0	0	0	0	0	0
3	Arendse ,H (Haygen)	2	2	425	1	1	425	1	1	425	0	0	0
3	Arendse ,H (Haygen)	2	1230.9	1655.9	1	1202.5	1655.9	1	1347.9	1655.9	0	0	0
4	Du Toit ,R (Ruvay)	2	1	0	1	0	-425	1	1	425	0	0	0
4	Du Toit ,R (Ruvay)	2	1215.9	1215.9	1	1135	790.9	1	1276.2	1640.9	0	0	0
5	Hendricks ,W (Willow)	2	1	0	0	0	0	2	1	0	0	0	0
5	Hendricks ,W (Willow)	2	1234.1	1234.1	0	0	0	2	1216.2	1234.1	0	0	0
6	Noble ,A (Andrew)	2	1	0	0	0	0	2	1	0	0	0	0
6	Noble ,A (Andrew)	2	1450.1	1450.1	0	0	0	2	1570.9	1450.1	0	0	0
7	Louw ,L (Logan)	2	2	425	0	0	0	2	2	425	0	0	0
7	Louw ,L (Logan)	2	1205.3	1630.3	0	0	0	2	1208.2	1630.3	0	0	0
8	Swartz ,U (Umaree)	2	2	425	0	0	0	2	2	425	0	0	0
8	Swartz ,U (Umaree)	2	1258.7	1683.7	0	0	0	2	1305.3	1683.7	0	0	0
9	Van Wyk ,D (Dimitri)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Wyk ,D (Dimitri)	1	1378.8	953.8	1	1351.7	953.8	0	0	0	0	0	0
10	Snyman ,V (Van Zyl)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Snyman ,V (Van Zyl)	1	1505.1	1080.1	1	1382.2	1080.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Donn, D (Dequin)

Ratings

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Last 24 raw ratings

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Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms