Chess South Africa Ratings Database

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Personal

Coetzer, H (Hanro)

Chess SA id

1140152346

FIDE id

Date of birth

2014-06-24 (U12)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-20

Personal details last changed

1900-01-01

Junior GPX Games

47.7

Junior GPX Points

1299.8

Item	Main	Standard	Rapid	Blitz
Rating	1579.8	1425.8	1585.9	1200
Raw rating	1579.8	1425.8	1585.9	1200
Weighted rating	1484.5	1400.7	1449.7	1200
Weighted performance	1514.9	1337	1578	0
Floor	1079.8	946.2	1085.9	700
K-factor	32	32	32	36
Min/Max rating change allowed	96.5	120.2	95.7	165.8
Highest rating	1579.8 2025-09-30	1466 2023-09-01	1585.9 2025-09-30	1200 2018-10-01
Highest raw rating	1579.8 2025-09-30	1446.2 2025-04-01	1585.9 2025-09-30	1200 2024-03-01
Highest weighted rating	1484.5 2025-09-30	1393.6 2025-08-01	1449.7 2025-09-30	1200 2018-10-01
Highest weighted performance	1569.8 2025-06-01	1466 2023-09-01	1578 2025-09-30	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1579.8	1425.8	1585.9	1200
Analysis
Rating	1579.8	1425.8	1585.9	1200
Raw rating	1579.8	1425.8	1585.9	1200
Weighted rating	1484.5	1400.7	1449.7
Weighted performance	1514.9	1337	1578
K-factor	32	32	32	36
Floor	1079.8	946.2	1085.9	700
Max/Min rating change allowed	96.5	120.2	95.7	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	1579.8	1425.8	1585.9	1200
New weighted rating	1494.6	1404	1464.6	1200
New weighted performance	1514.4	1336.5	1577.4	0
Temp new rating	1579.8	1425.8	1585.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1579.8	1425.8	1585.9	1200
New K-factor	32	32	32	36
New floor	1079.8	946.2	1085.9	700

Item	Main	Standard	Rapid
	0	0	0
	53	11	42
	66	44	22
	28	22	6
	0	0	0
	0	0	0
History	147	77	70

Games since
	Main 119	Standard 55		Rapid 64		Blitz 0
Gender	Male
Age group	U12
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	737		211		8
Male	658		184		8
U12	57		19		1
U12 Male	46		15		1
Standard
	RSA		Province		Region
Overall	1788		476		22
Male	1485		377		16
U12	231		64		3
U12 Male	167		45		2
Rapid
	RSA		Province		Region
Overall	117		48		2
Male	113		46		2
U12	4		3		1
U12 Male	3		2		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	53	41.5	78.3	240.6	1368.8	1609.4
Standard	11	8	72.73	193.2	1373.4	1566.6
Rapid	42	33.5	79.76	253	1367.6	1620.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	147	104	70.75	176.4	1302.1	1478.4
Standard	77	50	64.94	126.9	1291.1	1418
Rapid	70	54	77.14	230.7	1314.2	1544.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1579.8	1425.8	1585.9	1200
2025-09-01	1551.7	1425.8	1523.2	1200
2025-08-01	1523.2	1425.8	1459.8	1200
2025-07-01	1563.3	1425.8	1559.2	1200
2025-06-01	1563.3	1425.8	1559.2	1200
2025-05-01	1569.8	1446.2	1510.2	1200
2025-04-01	1569.8	1446.2	1510.2	1200
2025-03-01	1487.7	1387.9	1510.2	1200
2025-02-01	1397.2	1387.9	1371	1200
2025-01-01	1397.2	1387.9	1371	1200
2024-12-01	1416.7	1408.1	1371	1200
2024-11-01	1443.5	1443.6	1371	1200
2024-10-01	1401.8	1373.7	1371	1200
2024-09-01	1402.7	1344.2	1373.9	1200
2024-08-01	1402.7	1344.2	1373.9	1200
2024-07-01	1392.3	1314.7	1373.9	1200
2024-06-01	1367.2	1314.7	1319.2	1200
2024-08-01	1367.2	1314.7	1319.2	1200
2024-04-01	1367.2	1314.7	1319.2	1200
2024-03-01	1418.4	1374.1	1292.9	1200
2024-02-01	1418.4	1374.1	1292.9	1200
2024-01-01	1426.7	1374.1	1282.8	1200
2023-12-01	1426.7	1374.1	1282.8	1200
2023-11-01	1426.7	1374.1	1282.8	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	Kingsway Chess Open 2025 (U12)	2025-09-20	2025-09-20	Rapid	Overberg (WOS)	6	6	6	Yes	Analysis
2	Kleinmond Chess Club Open 2025 (U12)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	5.5	Yes	Analysis
3	4th Curro Durbanville Rapid Open 2025 (Advanced)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	6	1	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U11 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
5	Brave Knights Rapid 2025 (U11)	2025-05-03	2025-05-03	Rapid	Cape Winelands (WCW)	6	6	5.5	Yes	Analysis
6	Overberg Schools - PS Closed 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
7	Overberg Schools - PS Trials (Region 1) 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis
8	Curro Hermanus Summer Open 2025 (U11)	2025-02-08	2025-02-08	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis
9	Overberg Schools & Federation Open 2025 (U11)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	5.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Kingsway Chess Open 2025 (U12)	2025-09-20	2025-09-20	Rapid	Overberg (WOS)	6	6	6	Yes	Analysis
2	Kleinmond Chess Club Open 2025 (U12)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	5.5	Yes	Analysis
3	4th Curro Durbanville Rapid Open 2025 (Advanced)	2025-07-19	2025-07-19	Rapid	Cape Town (WCT)	7	6	1	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U11 Boys)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
5	Brave Knights Rapid 2025 (U11)	2025-05-03	2025-05-03	Rapid	Cape Winelands (WCW)	6	6	5.5	Yes	Analysis
6	Overberg Schools - PS Closed 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
7	Overberg Schools - PS Trials (Region 1) 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis
8	Curro Hermanus Summer Open 2025 (U11)	2025-02-08	2025-02-08	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis
9	Overberg Schools & Federation Open 2025 (U11)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	5.5	Yes	Analysis
10	Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Candidates)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	4	Yes	Analysis
11	Helderberg Chess Club Open 2024 (B)	2024-11-09	2024-11-10	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
12	Strategema Chess October 2024 (U11)	2024-10-05	2024-10-05	Standard	Cape Winelands (WCW)	5	5	4	Yes	Analysis
13	Overberg GP Invitational Day 2 2024 (C)	2024-09-27	2024-09-27	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
14	Overberg GP Invitational Day 1 2024 (C)	2024-09-26	2024-09-26	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
15	Kleinmond Chess Club Open 2024 (U10)	2024-09-07	2024-09-07	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
16	Western Cape Top Schools Championship 2024 (U11 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	3	Yes	Analysis
17	Overberg Schools - Top Schools 2024 (U11 Mixed)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
18	Western Cape - Brian Raubenheimer Development Tournament 2024 (U11 Boys)	2024-06-08	2024-06-08	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis
19	Overberg Schools - PS Closed 2024 (U11 Boys)	2024-03-16	2024-03-16	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
20	Overberg Schools - PS Trials Region 3 2024 (U11 Boys)	2024-03-02	2024-03-02	Rapid	Overberg (WOS)	5	5	3.5	Yes	Analysis
21	Overberg Open Rapid 2024 (U11)	2024-01-27	2024-01-27	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
22	Western Cape Top Schools 2023 (U9 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	6	6	Yes	Analysis
23	Overberg Top Schools 2023 (U7+U9)	2023-08-05	2023-08-05	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
24	Western Cape PS Individuals 2023 (U9 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
25	Overberg School Chess Closed Tournament 2023 (U9 Boys)	2023-03-25	2023-03-25	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis
26	Overberg Primary School Trials (Region 2)	2023-02-24	2023-03-10	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis

#	Games	Start				End
1	13	Tournament Overberg Schools - PS Closed 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Avenant, E (Ethan)				Opponent Rockman Gonzales, K (Kendal)
2	10	Tournament Overberg Schools & Federation Open 2025				Tournament Curro Hermanus Summer Open 2025
		date 2025-02-01	rnd 1	type Rapid	result 1	date 2025-02-08	rnd 4	type Rapid	result 1
		Opponent Lourens, P (Pyro)				Opponent Buhr, H (Heinrich)
3	9	Tournament Overberg GP Invitational Day 2 2024				Tournament Helderberg Chess Club Open 2024
		date 2024-09-27	rnd 5	type Standard	result 0.5	date 2024-11-09	rnd 3	type Standard	result 1
		Opponent Coetzer, R (Rossouw)				Opponent Sprowson, J (James)

#	Games	Start				End
1	9	Tournament Overberg GP Invitational Day 2 2024				Tournament Helderberg Chess Club Open 2024
		date 2024-09-27	rnd 5	type Standard	result 0.5	date 2024-11-09	rnd 3	type Standard	result 1
		Opponent Coetzer, R (Rossouw)				Opponent Sprowson, J (James)
2	9	Tournament Overberg Top Schools 2023				Tournament Overberg Schools - PS Closed 2024
		date 2023-08-05	rnd 4	type Standard	result 1	date 2024-03-16	rnd 1	type Standard	result 1
		Opponent Monroe, C (Chloe)				Opponent Matthee, L (Luke)
3	7	Tournament Overberg Schools - PS Closed 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Avenant, E (Ethan)				Opponent Rockman Gonzales, K (Kendal)

#	Games	Start				End
1	11	Tournament Kleinmond Chess Club Open 2024				Tournament Curro Hermanus Summer Open 2025
		date 2024-09-07	rnd 6	type Rapid	result 1	date 2025-02-08	rnd 4	type Rapid	result 1
		Opponent Mtiki, S (Sesona)				Opponent Buhr, H (Heinrich)
2	6	Tournament Kleinmond Chess Club Open 2025				Tournament Kleinmond Chess Club Open 2025
		date 2025-08-30	rnd 1	type Rapid	result 1	date 2025-08-30	rnd 6	type Rapid	result 1
		Opponent Schoeman, A (Alexander)				Opponent Van Der Walt, T (Tristan)
3	6	Tournament Brave Knights Rapid 2025				Tournament Brave Knights Rapid 2025
		date 2025-05-03	rnd 1	type Rapid	result 1	date 2025-05-03	rnd 6	type Rapid	result 0.5
		Opponent Scholtz, M (Miche)				Opponent Du Preez, A (Anneke)

No games found.

#	Games	Start				End

#	Games	Start				End
1	10	Tournament Overberg Schools - PS Closed 2025				Tournament Brave Knights Rapid 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-05-03	rnd 5	type Rapid	result 1
		Opponent Avenant, E (Ethan)				Opponent Du Toit, S (Shanika)
2	8	Tournament Overberg Top Schools 2023				Tournament Western Cape Top Schools 2023
		date 2023-08-05	rnd 4	type Standard	result 1	date 2023-09-03	rnd 6	type Standard	result 1
		Opponent Monroe, C (Chloe)				Opponent Morrison, C (Charlie)
3	6	Tournament Curro Hermanus Summer Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-08	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Buhr, W (Wilhelm)				Opponent Snyman, V (Van Zyl)

#	Games	Start				End
1	9	Tournament Overberg Top Schools 2023				Tournament Overberg Schools - PS Closed 2024
		date 2023-08-05	rnd 4	type Standard	result 1	date 2024-03-16	rnd 1	type Standard	result 1
		Opponent Monroe, C (Chloe)				Opponent Matthee, L (Luke)
2	7	Tournament Overberg Schools - PS Closed 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-03-08	rnd 1	type Standard	result 1	date 2025-05-17	rnd 2	type Standard	result 1
		Opponent Avenant, E (Ethan)				Opponent Rockman Gonzales, K (Kendal)
3	4	Tournament Overberg GP Invitational Day 1 2024				Tournament Overberg GP Invitational Day 2 2024
		date 2024-09-26	rnd 5	type Standard	result 1	date 2024-09-27	rnd 3	type Standard	result 1
		Opponent Fourie, C (Cj)				Opponent Buhr, H (Heinrich)

#	Games	Start				End
1	6	Tournament Curro Hermanus Summer Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-08	rnd 6	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Buhr, W (Wilhelm)				Opponent Snyman, V (Van Zyl)
2	6	Tournament Overberg Schools & Federation Open 2025				Tournament Curro Hermanus Summer Open 2025
		date 2025-02-01	rnd 5	type Rapid	result 1	date 2025-02-08	rnd 4	type Rapid	result 1
		Opponent Buhr, H (Heinrich)				Opponent Buhr, H (Heinrich)
3	6	Tournament Overberg Schools - PS Trials Region 3 2024				Tournament Western Cape - Brian Raubenheimer Development Tournament 2024
		date 2024-03-02	rnd 5	type Rapid	result 1	date 2024-06-08	rnd 5	type Rapid	result 1
		Opponent Lee, J (Joshua)				Opponent Bekker, T (Thian)

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	Snyman ,V (Van Zyl)	6	5	283.3	2	2	425	4	3	212.5	0	0	0
1	Snyman ,V (Van Zyl)	6	1404.1	1687.4	2	1303.6	1829.1	4	1389.1	1616.6	0	0	0
2	Badenhorst ,M (Marinus)	6	4	141.7	2	1	0	4	3	212.5	0	0	0
2	Badenhorst ,M (Marinus)	6	1419.8	1561.5	2	1346.3	1419.8	4	1408.4	1632.3	0	0	0
3	Snyman ,A (Andre)	6	3.5	70.8	1	0	-425	5	3.5	170	0	0	0
3	Snyman ,A (Andre)	6	1380.2	1451	1	1200	955.2	5	1383.7	1550.2	0	0	0
4	Buhr ,W (Wilhelm)	5	4	255	4	3	212.5	1	1	425	0	0	0
4	Buhr ,W (Wilhelm)	5	1225.2	1480.2	4	1175.7	1437.7	1	1220	1650.2	0	0	0
5	Buhr ,H (Heinrich)	5	4	255	1	1	425	4	3	212.5	0	0	0
5	Buhr ,H (Heinrich)	5	1314.9	1569.9	1	1237.2	1739.9	4	1258.1	1527.4	0	0	0
6	Rock ,A (Albert)	4	4	425	2	2	425	2	2	425	0	0	0
6	Rock ,A (Albert)	4	1199.7	1624.7	2	1236	1624.7	2	1124	1624.7	0	0	0
7	Du Preez ,A (Anneke)	3	0.5	-283.3	2	0	-425	1	0.5	0	0	0	0
7	Du Preez ,A (Anneke)	3	1449.8	1166.5	2	1467.5	1024.8	1	1381.7	1449.8	0	0	0
8	Mtiki ,S (Sesona)	3	3	425	1	1	425	2	2	425	0	0	0
8	Mtiki ,S (Sesona)	3	1203.6	1628.6	1	1176.7	1628.6	2	1226.4	1628.6	0	0	0
9	Otto ,T (Taylor)	3	2	141.7	1	0	-425	2	2	425	0	0	0
9	Otto ,T (Taylor)	3	1323.3	1464.9	1	1124.4	898.3	2	1384	1748.3	0	0	0
10	Nel ,K (Kuhle)	3	2	141.7	1	1	425	2	1	0	0	0	0
10	Nel ,K (Kuhle)	3	1294	1435.6	1	1244.1	1719	2	1260.1	1294	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Coetzer, H (Hanro)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms