Chess South Africa Ratings Database

PLAYER PAGE

Personal

Buhr, H (Heinrich)

Chess SA id

1140145272

FIDE id

Date of birth

2014-05-24 (U12)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-09-13

Personal details last changed

1900-01-01

Junior GPX Games

23.5

Junior GPX Points

1074.1

Item	Main	Standard	Rapid	Blitz
Rating	1389.6	1390.5	1317.1	1200
Raw rating	1366.6	1390.5	1278.9	1200
Weighted rating	1389.6	1370.1	1317.1	1200
Weighted performance	1116	1195	1145.1	0
Floor	1041.7	1011.4	852.7	700
K-factor	32	32	36	36
Min/Max rating change allowed	130.8	126.4	148.2	165.8
Highest rating	1562.7 2024-09-01	1527 2024-09-01	1352.7 2025-03-01	1200 2018-10-01
Highest raw rating	1541.7 2024-10-01	1511.4 2024-10-01	1352.7 2025-03-01	1200 2024-02-01
Highest weighted rating	1386.7 2025-09-30	1346 2025-08-01	1318.3 2025-09-30	1200 2018-10-01
Highest weighted performance	1562.7 2025-03-01	1527 2024-09-01	1337.8 2024-06-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	2.2	0	-1.4	0
New rating	1391.8	1390.5	1315.7	1200
Analysis
Rating	1389.6	1390.5	1317.1	1200
Raw rating	1366.6	1390.5	1278.9	1200
Weighted rating	1389.6	1370.1	1317.1
Weighted performance	1116	1195	1145.1
K-factor	32	32	36	36
Floor	1041.7	1011.4	852.7	700
Max/Min rating change allowed	130.8	126.4	148.2	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	1366.6	1390.5	1278.9	1200
New weighted rating	1391.8	1376.4	1315.7	1200
New weighted performance	1109.1	1187.1	1137.9	0
Temp new rating	1391.8	1390.5	1315.7	1200
Temp new rating +/-	2.2	0	-1.4	0
Final new rating +/-	2.2	0	-1.4	0
New rating	1391.8	1390.5	1315.7	1200
New K-factor	32	32	36	36
New floor	1041.7	1011.4	852.7	700

Item	Main	Standard	Rapid
	0	0	0
	29	5	24
	43	33	10
	32	21	11
	4	4	0
	0	0	0
History	108	63	45

Games since
	Main 72	Standard 38		Rapid 34		Blitz 0
Gender	Male
Age group	U12
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2305		719		40
Male	1868		563		28
U12	305		99		8
U12 Male	220		69		5
Standard
	RSA		Province		Region
Overall	2199		608		29
Male	1788		472		21
U12	290		80		5
U12 Male	211		56		4
Rapid
	RSA		Province		Region
Overall	964		491		55
Male	791		400		40
U12	163		95		10
U12 Male	118		66		7
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	29	16	55.17	44	1256.9	1300.8
Standard	5	2.5	50	0	1304.4	1304.4
Rapid	24	13.5	56.25	53.1	1247	1300.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	108	60.5	56.02	51.2	1250.6	1301.8
Standard	63	34	53.97	33.7	1260.6	1294.3
Rapid	45	26.5	58.89	75.6	1236.8	1312.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1366.6	1390.5	1278.9	1200
2025-09-30	1366.6	1390.5	1278.9	1200
2025-09-01	1406.4	1390.5	1352.7	1200
2025-08-01	1406.4	1390.5	1352.7	1200
2025-07-01	1406.4	1390.5	1352.7	1200
2025-06-01	1406.4	1390.5	1352.7	1200
2025-05-01	1406.4	1390.5	1352.7	1200
2025-04-01	1406.4	1390.5	1352.7	1200
2025-03-01	1423.7	1424.7	1352.7	1200
2025-02-01	1448.9	1424.7	1312.3	1200
2025-01-01	1448.9	1424.7	1312.3	1200
2024-12-01	1541.7	1511.4	1312.3	1200
2024-11-01	1541.7	1511.4	1312.3	1200
2024-10-01	1541.7	1511.4	1312.3	1200
2024-09-01	1331.5	1237.2	1312.3	1200
2024-08-01	1331.5	1237.2	1312.3	1200
2024-07-01	1234	1140.4	1312.3	1200
2024-09-01	1172	1140.4	1229.1	1200
2024-05-01	1172	1140.4	1229.1	1200
2024-04-01	1172	1140.4	1229.1	1200
2024-03-01	1153.4	1130	1224.4	1200
2024-02-01	1153.4	1130	1224.4	1200
2024-01-01	1153.4	1130	1224.4	1200
2023-12-01	1153.4	1130	1224.4	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	Overberg Club Championship 2025	2025-09-13	2025-09-13	Rapid	Overberg (WOS)	7	6	2	Yes	Analysis
2	Overberg Schools - PS Closed 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis
3	Overberg Schools - PS Trials (Region 1) 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
4	Curro Hermanus Summer Open 2025 (U11)	2025-02-08	2025-02-08	Rapid	Overberg (WOS)	6	6	4.5	Yes	Analysis
5	Overberg Schools & Federation Open 2025 (U11)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Overberg Club Championship 2025	2025-09-13	2025-09-13	Rapid	Overberg (WOS)	7	6	2	Yes	Analysis
2	Overberg Schools - PS Closed 2025 (U11 Boys)	2025-03-08	2025-03-08	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis
3	Overberg Schools - PS Trials (Region 1) 2025 (U11 Boys)	2025-02-22	2025-02-22	Rapid	Overberg (WOS)	6	6	3	Yes	Analysis
4	Curro Hermanus Summer Open 2025 (U11)	2025-02-08	2025-02-08	Rapid	Overberg (WOS)	6	6	4.5	Yes	Analysis
5	Overberg Schools & Federation Open 2025 (U11)	2025-02-01	2025-02-01	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
6	Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Championship)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	7	2.5	Yes	Analysis
7	Overberg GP Invitational Day 2 2024 (C)	2024-09-27	2024-09-27	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
8	Overberg GP Invitational Day 1 2024 (C)	2024-09-26	2024-09-26	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
9	Western Cape Top Schools Championship 2024 (U11 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	4	Yes	Analysis
10	Overberg Schools - Top Schools 2024 (U11 Mixed)	2024-07-27	2024-07-27	Standard	Overberg (WOS)	5	5	5	Yes	Analysis
11	Western Cape - Brian Raubenheimer Development Tournament 2024 (U11 Boys)	2024-06-08	2024-06-08	Rapid	Overberg (WOS)	6	6	5	Yes	Analysis
12	Overberg Schools - PS Closed 2024 (U11 Boys)	2024-03-16	2024-03-16	Standard	Overberg (WOS)	5	5	2	Yes	Analysis
13	Overberg Schools - PS Trials Region 3 2024 (U11 Boys)	2024-03-02	2024-03-02	Rapid	Overberg (WOS)	5	4	2	Yes	Analysis
14	Western Cape Top Schools 2023 (U9 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	6	1	Yes	Analysis
15	Overberg Top Schools 2023 (U7+U9)	2023-08-05	2023-08-05	Standard	Overberg (WOS)	5	5	1.5	Yes	Analysis
16	Western Cape PS Individuals 2023 (U9 Boys)	2023-05-05	2023-05-06	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
17	Overberg School Chess Closed Tournament 2023 (U9 Boys)	2023-03-25	2023-03-25	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
18	Overberg Primary School Trials (Region 2)	2023-02-24	2023-03-10	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
19	Overberg Schools Open Tournament 2023 (U10)	2023-02-11	2023-02-11	Rapid	Overberg (WOS)	5	5	2	Yes	Analysis
20	Overberg Topskole 2022 (O9)	2022-08-30	2022-08-30	Standard	Overberg (WOS)	5	4	1.5	Yes	Analysis

#	Games	Start				End
1	11	Tournament Western Cape Top Schools Championship 2024				Tournament Overberg GP Invitational Day 2 2024
		date 2024-08-30	rnd 3	type Standard	result 1	date 2024-09-27	rnd 2	type Standard	result 1
		Opponent Muller, A (Andreas)				Opponent Du Preez, A (Anneke)
2	11	Tournament Western Cape - Brian Raubenheimer Development Tournament 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-06-08	rnd 2	type Rapid	result 1	date 2024-08-30	rnd 1	type Standard	result 0.5
		Opponent Ponie, K (Kaylim)				Opponent Van Reenen, J (Jaydee)
3	4	Tournament Curro Hermanus Summer Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-08	rnd 5	type Rapid	result 0.5	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Henning, I (Ivan)				Opponent Gebuza, L (Lufiko)

#	Games	Start				End
1	11	Tournament Western Cape Top Schools Championship 2024				Tournament Overberg GP Invitational Day 2 2024
		date 2024-08-30	rnd 3	type Standard	result 1	date 2024-09-27	rnd 2	type Standard	result 1
		Opponent Muller, A (Andreas)				Opponent Du Preez, A (Anneke)
2	6	Tournament Overberg Schools - Top Schools 2024				Tournament Western Cape Top Schools Championship 2024
		date 2024-07-27	rnd 1	type Standard	result 1	date 2024-08-30	rnd 1	type Standard	result 0.5
		Opponent Van Zyl, H (Hannah)				Opponent Van Reenen, J (Jaydee)
3	4	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Overberg Schools - PS Closed 2025
		date 2024-12-19	rnd 7	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 0.5
		Opponent Moller, C (Connor)				Opponent Buhr, W (Wilhelm)

#	Games	Start				End
1	7	Tournament Western Cape - Brian Raubenheimer Development Tournament 2024				Tournament Overberg Schools & Federation Open 2025
		date 2024-06-08	rnd 2	type Rapid	result 1	date 2025-02-01	rnd 2	type Rapid	result 1
		Opponent Ponie, K (Kaylim)				Opponent Ngalo, E (Entle)
2	4	Tournament Curro Hermanus Summer Open 2025				Tournament Overberg Schools - PS Trials (Region 1) 2025
		date 2025-02-08	rnd 5	type Rapid	result 0.5	date 2025-02-22	rnd 2	type Rapid	result 1
		Opponent Henning, I (Ivan)				Opponent Gebuza, L (Lufiko)
3	4	Tournament Overberg Schools & Federation Open 2025				Tournament Curro Hermanus Summer Open 2025
		date 2025-02-01	rnd 6	type Rapid	result 1	date 2025-02-08	rnd 3	type Rapid	result 1
		Opponent Sander, H (Hannah)				Opponent Nel, K (Kuhle)

No games found.

#	Games	Start				End

#	Games	Start				End
1	10	Tournament Western Cape - Brian Raubenheimer Development Tournament 2024				Tournament Overberg Schools - Top Schools 2024
		date 2024-06-08	rnd 2	type Rapid	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Ponie, K (Kaylim)				Opponent Matthee, L (Luke)
2	8	Tournament Western Cape Top Schools Championship 2024				Tournament Overberg GP Invitational Day 2 2024
		date 2024-09-01	rnd 6	type Standard	result 1	date 2024-09-27	rnd 2	type Standard	result 1
		Opponent Punt, CR (Christiaan)				Opponent Du Preez, A (Anneke)
3	4	Tournament Overberg Schools & Federation Open 2025				Tournament Curro Hermanus Summer Open 2025
		date 2025-02-01	rnd 6	type Rapid	result 1	date 2025-02-08	rnd 3	type Rapid	result 1
		Opponent Sander, H (Hannah)				Opponent Nel, K (Kuhle)

#	Games	Start				End
1	8	Tournament Western Cape Top Schools Championship 2024				Tournament Overberg GP Invitational Day 2 2024
		date 2024-09-01	rnd 6	type Standard	result 1	date 2024-09-27	rnd 2	type Standard	result 1
		Opponent Punt, CR (Christiaan)				Opponent Du Preez, A (Anneke)
2	5	Tournament Overberg Schools - Top Schools 2024				Tournament Overberg Schools - Top Schools 2024
		date 2024-07-27	rnd 1	type Standard	result 1	date 2024-07-27	rnd 5	type Standard	result 1
		Opponent Van Zyl, H (Hannah)				Opponent Matthee, L (Luke)
3	3	Tournament Mzansi Interprovincial Youth Chess Championships 2024				Tournament Overberg Schools - PS Closed 2025
		date 2024-12-19	rnd 7	type Standard	result 1	date 2025-03-08	rnd 2	type Standard	result 1
		Opponent Moller, C (Connor)				Opponent Lombaard, D (Duwin)

#	Games	Start				End
1	7	Tournament Western Cape - Brian Raubenheimer Development Tournament 2024				Tournament Overberg Schools & Federation Open 2025
		date 2024-06-08	rnd 2	type Rapid	result 1	date 2025-02-01	rnd 2	type Rapid	result 1
		Opponent Ponie, K (Kaylim)				Opponent Ngalo, E (Entle)
2	4	Tournament Overberg Schools & Federation Open 2025				Tournament Curro Hermanus Summer Open 2025
		date 2025-02-01	rnd 6	type Rapid	result 1	date 2025-02-08	rnd 3	type Rapid	result 1
		Opponent Sander, H (Hannah)				Opponent Nel, K (Kuhle)
3	3	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 2	type Rapid	result 1
		Opponent Scholtz, M (Miche)				Opponent Gebuza, L (Lufiko)

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	Coetzer ,H (Hanro)	5	1	-255	1	0	-425	4	1	-212.5	0	0	0
1	Coetzer ,H (Hanro)	5	1352.9	1097.9	1	1344.2	927.9	4	1315.3	1140.4	0	0	0
2	Buhr ,W (Wilhelm)	4	3.5	318.8	3	2.5	283.3	1	1	425	0	0	0
2	Buhr ,W (Wilhelm)	4	1224.1	1542.9	3	1169.2	1507.5	1	1220	1649.1	0	0	0
3	Gebuza ,L (Lufiko)	3	1	-141.7	2	0	-425	1	1	425	0	0	0
3	Gebuza ,L (Lufiko)	3	1263.9	1122.2	2	1242.4	838.9	1	1234.9	1688.9	0	0	0
4	Rock ,A (Albert)	3	3	425	2	2	425	1	1	425	0	0	0
4	Rock ,A (Albert)	3	1207.3	1632.3	2	1236	1632.3	1	1124	1632.3	0	0	0
5	Du Preez ,A (Anneke)	2	2	425	2	2	425	0	0	0	0	0	0
5	Du Preez ,A (Anneke)	2	1466	1891	2	1467.5	1891	0	0	0	0	0	0
6	Muller ,A (Andreas)	2	2	425	2	2	425	0	0	0	0	0	0
6	Muller ,A (Andreas)	2	1227.6	1652.6	2	1161.8	1652.6	0	0	0	0	0	0
7	Da Silva ,N (Noah Clint)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Da Silva ,N (Noah Clint)	2	1220.6	795.6	2	1222.4	795.6	0	0	0	0	0	0
8	Zimbler ,A (Alexander)	2	2	425	2	2	425	0	0	0	0	0	0
8	Zimbler ,A (Alexander)	2	1254.4	1679.4	2	1243.4	1679.4	0	0	0	0	0	0
9	Fourie ,C (Cj)	2	2	425	2	2	425	0	0	0	0	0	0
9	Fourie ,C (Cj)	2	1183	1608	2	1176.8	1608	0	0	0	0	0	0
10	Du Preez ,C (Christiaan)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	Du Preez ,C (Christiaan)	2	1249.3	824.3	1	1209.4	824.3	1	1233.8	824.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Buhr, H (Heinrich)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms