Chess South Africa Ratings Database

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Personal

Coetzee, C (Conlinn)

Chess SA id

1080108607

FIDE id

Coetzee

Date of birth

2008-01-14 (U18)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

35.7

Junior GPX Points

1400.4

Item	Main	Standard	Rapid	Blitz
Rating	1442.3	1409.5	1257.2	1172.8
Raw rating	1442.3	1409.5	1257.2	1172.8
Weighted rating	1401.6	1379.9	1219.6	1171
Weighted performance	1368.8	1344.1	1041.2	0
Floor	982.4	957.5	757.2	700
K-factor	32	32	36	36
Min/Max rating change allowed	117.4	123	152.8	172.4
Highest rating	1485.2 2022-10-01	1518.8 2022-10-01	1257.2 2025-09-01	1200 2018-10-01
Highest raw rating	1482.4 2025-09-01	1457.5 2025-05-05	1257.2 2025-09-01	1200 2020-01-01
Highest weighted rating	1401.6 2025-09-30	1379.9 2025-09-30	1215.8 2025-09-01	1200 2018-10-01
Highest weighted performance	1485.2 2022-10-01	1518.8 2022-10-01	1200 2018-02-01	1200 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1442.3	1409.5	1257.2	1172.8
Analysis
Rating	1442.3	1409.5	1257.2	1172.8
Raw rating	1442.3	1409.5	1257.2	1172.8
Weighted rating	1401.6	1379.9	1219.6
Weighted performance	1368.8	1344.1	1041.2
K-factor	32	32	36	36
Floor	982.4	957.5	757.2	700
Max/Min rating change allowed	117.4	123	152.8	172.4
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	1442.3	1409.5	1257.2	1172.8
New weighted rating	1407.3	1384.9	1223.1	1171.1
New weighted performance	1368.3	1343.6	1040.7	0
Temp new rating	1442.3	1409.5	1257.2	1172.8
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1442.3	1409.5	1257.2	1172.8
New K-factor	32	32	36	36
New floor	982.4	957.5	757.2	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	32	27	5	0
	25	19	6	0
	58	46	5	7
	19	14	5	0
	0	0	0	0
History	140	106	27	7

Games since
	Main 73	Standard 55		Rapid 11		Blitz 7
Gender	Male
Age group	U18
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1743		523		78
Male	1461		424		60
U18	286		88		19
U18 Male	248		75		15
Standard
	RSA		Province		Region
Overall	1954		535		75
Male	1606		416		56
U18	324		83		14
U18 Male	279		67		11
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	32	18	56.25	53.1	1417.5	1470.6
Standard	27	14.5	53.7	31.5	1429.8	1461.3
Rapid	5	3.5	70	170	1350.7	1520.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	140	76	54.29	36.4	1311.4	1347.9
Standard	106	58	54.72	40.1	1321.6	1361.6
Rapid	27	15	55.56	47.2	1228.5	1275.7
Blitz	7	3	42.86	-60.7	1478.3	1417.6

Date	Main	Standard	Rapid	Blitz
2025-09-30	1442.3	1409.5	1257.2	1172.8
2025-09-01	1482.4	1457.5	1257.2	1172.8
2025-08-01	1476.1	1457.5	1213.6	1172.8
2025-07-01	1476.1	1457.5	1213.6	1172.8
2025-06-01	1476.1	1457.5	1213.6	1172.8
2025-05-01	1476.1	1457.5	1213.6	1172.8
2025-04-01	1439	1427.5	1213.6	1172.8
2025-03-01	1405.8	1394.3	1213.6	1172.8
2025-02-01	1336.9	1316.6	1213.6	1172.8
2025-01-01	1336.9	1316.6	1213.6	1168
2024-12-01	1336.9	1316.6	1213.6	1168
2024-11-01	1332.7	1308.7	1213.6	1168
2024-10-01	1332.7	1308.7	1213.6	1168
2024-09-01	1332.7	1308.7	1213.6	1168
2024-08-01	1332.7	1308.7	1213.6	1168
2024-07-01	1319.9	1294.3	1213.6	1168
2024-06-01	1319.9	1294.3	1213.6	1168
2024-08-01	1319.9	1294.3	1213.6	1168
2024-04-01	1319.9	1294.3	1213.6	1168
2024-03-01	1332.2	1310.5	1213.6	1168
2024-02-01	1320.8	1288.2	1187.6	1168
2024-01-01	1320.8	1288.2	1187.6	1168
2023-12-01	1320.8	1288.2	1187.6	1168
2023-11-01	1306.4	1276.7	1187.6	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 (U19)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	2	Yes	Analysis
2	Cape Winelands Top Schools 2025 (U17+U19)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U17 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
4	Cape Winelands Schools Prestige 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
5	Grey College Team Championship 2025 (Prestige)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
6	Cape Winelands Schools - Trials 1 2025 (U17 Boys)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	4	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 (U19)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	2	Yes	Analysis
2	Cape Winelands Top Schools 2025 (U17+U19)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
3	Western Cape Schools Individual Championship 2025 (U17 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
4	Cape Winelands Schools Prestige 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
5	Grey College Team Championship 2025 (Prestige)	2025-02-21	2025-02-22	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
6	Cape Winelands Schools - Trials 1 2025 (U17 Boys)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
7	Paarl Boys' High Chess Festival 2024 (Elite)	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
8	Cape Winelands - Top Schools 2024 (U18 Mixed)	2024-07-27	2024-07-27	Standard	Cape Winelands (WCW)	5	4	2	Yes	Analysis
9	Cape Winelands Schools - Prestige 2024 (U18 Boys)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	2.5	Yes	Analysis
10	Cape Winelands Schools - HS Trials 1 2024 (U18 Boys)	2024-02-17	2024-02-17	Rapid	Cape Winelands (WCW)	6	6	3.5	Yes	Analysis
11	Grey College Team Championship 2024 (B)	2024-02-23	2024-02-24	Standard	Mangaung (FMB)	5	4	3.5	Yes	Analysis
12	2023 Western Cape Rural Cup (U16)	2023-12-09	2023-12-10	Standard	Cape Winelands (WCW)	5	3	1	Yes	Analysis
13	2023 Western Cape Rural Cup (Blitz)	2023-12-08	2023-12-08	Blitz	Cape Winelands (WCW)	7	7	3	Yes	Analysis
14	Paarl Boys High Chess Festival 2023 (Elite Division)	2023-10-13	2023-10-14	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
15	Western Cape Top Schools 2023 (U15 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
16	WP Club League 2023 (B)	2023-07-29	2023-09-09	Standard	Cape Town (WCT)	11	4	2	Yes	Analysis
17	CW Top Schools 2023 (U15 Mix)	2023-08-26	2023-08-26	Rapid	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
18	Cape Winelands Open 2023 (Intermediate)	2023-07-22	2023-07-23	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
19	Western Cape HS Individuals 2023 (U15 Boys)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	2.5	Yes	Analysis
20	Cape Winelands Schools Prestige 2023 (U15 Boys)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
21	Cape Winelands Schools Chess - Trials 1 2023 (U15 Boys)	2023-02-25	2023-02-25	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
22	Grey College Team Championship 2023 (B)	2023-02-03	2023-02-04	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
23	2022 Western Province Club League (C)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	1	1	Yes	Analysis
24	Western Cape Top Schools 2022 (U15 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	3	3	Yes	Analysis
25	Cape Winelands Schools Top Schools 2022 (U15 Mix)	2022-08-27	2022-08-27	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
26	Cape Winelands Schools 2022 (U15 Boys)	2022-03-05	2022-03-05	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
27	Central Winelands Schools Individual Trials 2022 (U15 Boys)	2022-02-19	2022-02-19	Rapid	Cape Winelands (WCW)	5	5	3	Yes	Analysis
28	CW Schools Open 2019 (U11 Boys)	2019-02-02	2019-02-02	Rapid	Cape Winelands (WCW)	6	6	1.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament Grey College Team Championship 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-02-23	rnd 1	type Standard	result 0.5	date 2024-03-02	rnd 2	type Standard	result 1
		Opponent Pretorius, A (Andrei)				Opponent Williams, B (Brett)
2	6	Tournament Cape Winelands Schools Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-08-27	rnd 4	type Standard	result 1	date 2022-09-17	rnd 5	type Standard	result 1
		Opponent Kleinpenning, A (Aiden)				Opponent Murada, W (Willing)
3	5	Tournament WP Club League 2023				Tournament CW Top Schools 2023
		date 2023-08-19	rnd 6	type Standard	result 1	date 2023-08-26	rnd 4	type Rapid	result 1
		Opponent Samupindi, S (Shingisai)				Opponent Roux, A (Andre)

#	Games	Start				End
1	6	Tournament Grey College Team Championship 2024				Tournament Cape Winelands Schools - Prestige 2024
		date 2024-02-23	rnd 1	type Standard	result 0.5	date 2024-03-02	rnd 2	type Standard	result 1
		Opponent Pretorius, A (Andrei)				Opponent Williams, B (Brett)
2	6	Tournament Cape Winelands Schools Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-08-27	rnd 4	type Standard	result 1	date 2022-09-17	rnd 5	type Standard	result 1
		Opponent Kleinpenning, A (Aiden)				Opponent Murada, W (Willing)
3	4	Tournament Cape Winelands Schools - Trials 1 2025				Tournament Grey College Team Championship 2025
		date 2025-02-08	rnd 4	type Standard	result 1	date 2025-02-21	rnd 2	type Standard	result 1
		Opponent Roux, A (Adriaan)				Opponent Oosthuizen, L (Ludrick)

#	Games	Start				End
1	7	Tournament Central Winelands Schools Individual Trials 2022				Tournament CW Top Schools 2023
		date 2022-02-19	rnd 3	type Rapid	result 1	date 2023-08-26	rnd 4	type Rapid	result 1
		Opponent Krotz, L (Lyle)				Opponent Roux, A (Andre)
2	3	Tournament Cape Winelands Top Schools 2025				Tournament Cape Winelands Top Schools 2025
		date 2025-08-23	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 3	type Rapid	result 1
		Opponent Pietersen, K (Kenrique)				Opponent De Vos, ES (Eustace Steyn)
3	2	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-02-17	rnd 5	type Rapid	result 1
		Opponent Gidi, A (Alizwa)				Opponent Mpariwa, T (Tapfumaneyi)

#	Games	Start				End
1	2	Tournament 2023 Western Cape Rural Cup				Tournament 2023 Western Cape Rural Cup
		date 2023-12-08	rnd 4	type Blitz	result 1	date 2023-12-08	rnd 5	type Blitz	result 0.5
		Opponent Pekeur, A (Aldo)				Opponent Conradie, M (Magda)
2	1	Tournament 2023 Western Cape Rural Cup				Tournament 2023 Western Cape Rural Cup
		date 2023-12-08	rnd 7	type Blitz	result 0.5	date 2023-12-08	rnd 7	type Blitz	result 0.5
		Opponent Prince, SN (Sharna)				Opponent Prince, SN (Sharna)
3	1	Tournament 2023 Western Cape Rural Cup				Tournament 2023 Western Cape Rural Cup
		date 2023-12-08	rnd 2	type Blitz	result 1	date 2023-12-08	rnd 2	type Blitz	result 1
		Opponent Brink, A (Andrew)				Opponent Brink, A (Andrew)

#	Games	Start				End
1	6	Tournament Cape Winelands Schools Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-08-27	rnd 4	type Standard	result 1	date 2022-09-17	rnd 5	type Standard	result 1
		Opponent Kleinpenning, A (Aiden)				Opponent Murada, W (Willing)
2	4	Tournament Central Winelands Schools Individual Trials 2022				Tournament Cape Winelands Schools 2022
		date 2022-02-19	rnd 3	type Rapid	result 1	date 2022-03-05	rnd 1	type Standard	result 1
		Opponent Krotz, L (Lyle)				Opponent Van Niekerk, K (Kobus)
3	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 4	type Standard	result 1
		Opponent Swarts, C (Cleowin)				Opponent Schroeder, L (Liam)

#	Games	Start				End
1	6	Tournament Cape Winelands Schools Top Schools 2022				Tournament Western Cape Top Schools 2022
		date 2022-08-27	rnd 4	type Standard	result 1	date 2022-09-17	rnd 5	type Standard	result 1
		Opponent Kleinpenning, A (Aiden)				Opponent Murada, W (Willing)
2	3	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 2	type Standard	result 1	date 2025-04-26	rnd 4	type Standard	result 1
		Opponent Swarts, C (Cleowin)				Opponent Schroeder, L (Liam)
3	3	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Alkaster, R (Rickelme)				Opponent Karsten, K (Keagan)

#	Games	Start				End
1	4	Tournament Central Winelands Schools Individual Trials 2022				Tournament CW Top Schools 2023
		date 2022-02-19	rnd 3	type Rapid	result 1	date 2023-08-26	rnd 1	type Rapid	result 1
		Opponent Krotz, L (Lyle)				Opponent Hayes, C (Carlos)
2	2	Tournament Cape Winelands Schools - HS Trials 1 2024				Tournament Cape Winelands Schools - HS Trials 1 2024
		date 2024-02-17	rnd 4	type Rapid	result 1	date 2024-02-17	rnd 5	type Rapid	result 1
		Opponent Gidi, A (Alizwa)				Opponent Mpariwa, T (Tapfumaneyi)
3	2	Tournament CW Top Schools 2023				Tournament CW Top Schools 2023
		date 2023-08-26	rnd 3	type Rapid	result 1	date 2023-08-26	rnd 4	type Rapid	result 1
		Opponent Neels, JL (Jayden-Lee)				Opponent Roux, A (Andre)

#	Games	Start				End
1	1	Tournament 2023 Western Cape Rural Cup				Tournament 2023 Western Cape Rural Cup
		date 2023-12-08	rnd 4	type Blitz	result 1	date 2023-12-08	rnd 4	type Blitz	result 1
		Opponent Pekeur, A (Aldo)				Opponent Pekeur, A (Aldo)
2	1	Tournament 2023 Western Cape Rural Cup				Tournament 2023 Western Cape Rural Cup
		date 2023-12-08	rnd 2	type Blitz	result 1	date 2023-12-08	rnd 2	type Blitz	result 1
		Opponent Brink, A (Andrew)				Opponent Brink, A (Andrew)

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	Van Heerden ,EJ (Ethan Joel)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
1	Van Heerden ,EJ (Ethan Joel)	3	1526.3	1384.6	2	1570.9	1526.3	1	1010.4	1101.3	0	0	0
2	Louw ,W (Walt)	3	0.5	-283.3	2	0	-425	1	0.5	0	0	0	0
2	Louw ,W (Walt)	3	1536	1252.6	2	1508.1	1111	1	1229.6	1536	0	0	0
3	Rosenberg ,W (Wagheed)	3	0	-425	2	0	-425	1	0	-425	0	0	0
3	Rosenberg ,W (Wagheed)	3	1379.3	954.3	2	1580.4	954.3	1	783.2	954.3	0	0	0
4	De Wet ,M (Malcolm)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
4	De Wet ,M (Malcolm)	3	1326.9	1185.2	2	1247.1	1326.9	1	1236.2	901.9	0	0	0
5	Moko ,K (Khaya)	3	1.5	0	1	0	-425	2	1.5	212.5	0	0	0
5	Moko ,K (Khaya)	3	1395.6	1395.6	1	1453.9	970.6	2	1189.8	1608.1	0	0	0
6	Louw ,B (Ben)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Louw ,B (Ben)	2	1316.2	891.2	2	1288.5	891.2	0	0	0	0	0	0
7	Jones ,D (Devon)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
7	Jones ,D (Devon)	2	1092.3	1304.8	2	1102.4	1304.8	0	0	0	0	0	0
8	Opperman ,M (Matthew)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Opperman ,M (Matthew)	2	1536.5	1111.5	2	1502.6	1111.5	0	0	0	0	0	0
9	Schroeder ,L (Liam)	2	1	0	2	1	0	0	0	0	0	0	0
9	Schroeder ,L (Liam)	2	1538	1538	2	1515.6	1538	0	0	0	0	0	0
10	Alkaster ,R (Rickelme)	2	2	425	2	2	425	0	0	0	0	0	0
10	Alkaster ,R (Rickelme)	2	1285.2	1710.2	2	1264.3	1710.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Coetzee, C (Conlinn)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms