Chess South Africa Ratings Database

PLAYER PAGE

Personal

Buchner, E (Eduard)

Chess SA id

102053241

FIDE id

Date of birth

2002-07-28 (Adult)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-12-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1368.9	1367.1	930.2	951.4
Raw rating	1368.9	1367.1	930.2	951.4
Weighted rating	1368.8	1366.8	930.2	951.4
Weighted performance	728.7	727.1	0	0
Floor	919	919.5	500	500
K-factor	32	32	40	40
Min/Max rating change allowed	130.4	130.7	243.5	236.3
Highest rating	1420.3 2019-06-01	1421.3 2019-06-01	1200 2024-02-01	1200 2024-11-01
Highest raw rating	1419 2019-07-01	1419.5 2019-07-01	930.2 2024-02-01	958.2 2018-08-01
Highest weighted rating	1419 2021-02-01	1419.5 2021-02-01	930.2 2024-11-01	958.2 2024-11-01
Highest weighted performance	1420.3 2019-06-01	1421.3 2019-06-01	1200 2024-02-01	1200 2024-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1368.9	1367.1	930.2	951.4
Analysis
Rating	1368.9	1367.1	930.2	951.4
Raw rating	1368.9	1367.1	930.2	951.4
Weighted rating	1368.8	1366.8	930.2
Weighted performance	728.7	727.1	0
K-factor	32	32	40	40
Floor	919	919.5	500	500
Max/Min rating change allowed	130.4	130.7	243.5	236.3
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	1368.9	1367.1	930.2	951.4
New weighted rating	1368.8	1366.9	930.2	951.4
New weighted performance	720.7	719.2	0	0
Temp new rating	1368.9	1367.1	930.2	951.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1368.9	1367.1	930.2	951.4
New K-factor	32	32	40	40
New floor	919	919.5	500	500

Item	Main	Standard	Blitz
	0	0	0
	0	0	0
	0	0	0
	9	9	0
	9	9	0
	0	0	0
History	231	203	28

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Mangaung (FMB)
Province	Free State (FS)
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	162	84.5	52.16	18.4	1229.3	1247.7
Standard	134	72.5	54.1	34.9	1255.6	1290.5
Rapid	0	0	0	0	0	0
Blitz	28	12	42.86	-60.7	1103.5	1042.8

Date	Main	Standard	Rapid	Blitz
2025-11-01	1368.9	1367.1	930.2	951.4
2025-09-30	1368.9	1367.1	930.2	951.4
2025-09-01	1368.9	1367.1	930.2	951.4
2025-08-01	1368.9	1367.1	930.2	951.4
2025-07-01	1368.9	1367.1	930.2	951.4
2025-06-01	1368.9	1367.1	930.2	951.4
2025-05-01	1368.9	1367.1	930.2	951.4
2025-04-01	1368.9	1367.1	930.2	951.4
2025-03-01	1368.9	1367.1	930.2	951.4
2025-02-01	1368.9	1367.1	930.2	951.4
2025-01-01	1368.7	1366.4	930.2	951.4
2024-12-01	1368.7	1366.4	930.2	951.4
2024-11-01	1368.7	1366.4	930.2	951.4
2024-10-01	1368.7	1366.4	930.2	951.4
2024-09-01	1368.7	1366.4	930.2	951.4
2024-08-01	1368.7	1366.4	930.2	951.4
2024-07-01	1368.7	1366.4	930.2	951.4
2024-09-01	1368.7	1366.4	930.2	951.4
2024-05-01	1368.7	1366.4	930.2	951.4
2024-04-01	1368.7	1366.4	930.2	951.4
2024-03-01	1368.7	1366.4	930.2	951.4
2024-02-01	1368.7	1366.4	930.2	951.4
2024-01-01	1368.7	1366.4	930.2	951.4
2023-12-01	1368.7	1366.4	930.2	951.4

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	2023 USSA Championships (Open)	2023-12-04	2023-12-08	Standard	Ethekwini (KED)	9	9	5	Yes	Analysis
2	Ussa Chess Championships 2022 (Open)	2022-12-05	2022-12-09	Standard	Frances Baard (NCF)	9	9	5	Yes	Analysis
3	High School League Tournament 2020 (U19)	2020-02-08	2020-02-08	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
4	Mangaung Metro Chess February 2020 (A)	2020-02-21	2020-02-22	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
5	Grey College Team Championship 2020 (A)	2020-01-31	2020-02-01	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
6	2019 Wild Card Chess Championship (U18 Open)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
7	2019 South African Junior Team Championships (U18A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis
8	Mangaung Metro July Trials 2019 (U18)	2019-07-19	2019-07-20	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
9	South African Schools Individuals Chess Championships 2019 (U17+U19 Open)	2019-06-18	2019-06-21	Standard	Frances Baard (NCF)	7	6	3.5	Yes	Analysis
10	South African Open Chess Championships 2019 (B)	2019-06-15	2019-06-22	Standard	Frances Baard (NCF)	9	9	6	Yes	Analysis
11	Morris Club Challenge 2019	2019-02-16	2019-02-16	Standard	Mangaung (FMB)	5	3	2	Yes	Analysis
12	Mangaung Metro Chess 1-2 February 2019 (B)	2019-02-01	2019-02-02	Standard	Mangaung (FMB)	5	5	5	Yes	Analysis
13	Grey College Team Championship 2019 (A)	2019-02-22	2019-02-23	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
14	South African Junior Blitz 2018 (U18)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	6	2	Yes	Analysis
15	South African Junior Team Championships 2018 (U18B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
16	Mangaung Metro Chess12 & 13 October 2018 (B)	2018-10-12	2018-10-13	Standard	Mangaung (FMB)	5	3	1.5	Yes	Analysis
17	South African Open 2018 (B)	2018-07-07	2018-07-14	Standard	Mangaung (FMB)	11	11	4.5	Yes	Analysis
18	South African Open 2018 (Blitz)	2018-07-11	2018-07-11	Blitz	Mangaung (FMB)	9	9	4	Yes	Analysis
19	Mangaung Metro Chess 1-2 June 2018 (B)	2018-06-01	2018-06-02	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
20	Mangaung Metro Chess 20-21 April 2018 (B)	2018-04-20	2018-04-21	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
21	Smart Chess Blitz 2018 (U18)	2018-03-03	2018-03-03	Blitz	Mangaung (FMB)	7	6	2	Yes	Analysis
22	Mangaung Metro Chess 2 & 3 February 2018 (B)	2018-02-02	2018-02-03	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
23	Grey College Inter Team Chess Tournament 2018 (A)	2018-02-23	2018-02-24	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
24	South African Junior Blitz 2017 Championships (B)	2018-01-07	2018-01-07	Blitz	4 Knights (4K)	7	7	4	Yes	Analysis
25	South African Junior Wildcard Championships 2017 (U16 Open)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	2	Yes	Analysis
26	South African Junior Team Championships 2017 (U16A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	6	2	Yes	Analysis

#	Games	Start				End
1	7	Tournament South African Junior Team Championships 2018				Tournament South African Junior Blitz 2018
		date 2018-12-16	rnd 1	type Standard	result 1	date 2018-12-19	rnd 2	type Blitz	result 0.5
		Opponent Oosthuizen, DH (Donald)				Opponent Van Der Westhuizen, J (Javier)
2	6	Tournament South African Open Chess Championships 2019				Tournament South African Open Chess Championships 2019
		date 2019-06-19	rnd 6	type Standard	result 0.5	date 2019-06-21	rnd 8	type Standard	result 1
		Opponent Badenhorst, C (Chloe)				Opponent Slippers, S (Sonja)
3	6	Tournament Grey College Team Championship 2019				Tournament South African Open Chess Championships 2019
		date 2019-02-23	rnd 4	type Standard	result 1	date 2019-06-17	rnd 4	type Standard	result 0.5
		Opponent Jongbloed, C (Chad)				Opponent Matloa, OJ (Oupa)

#	Games	Start				End
1	12	Tournament South African Junior Team Championships 2018				Tournament Mangaung Metro Chess 1-2 February 2019
		date 2018-12-16	rnd 1	type Standard	result 1	date 2019-02-02	rnd 5	type Standard	result 1
		Opponent Oosthuizen, DH (Donald)				Opponent Nyathe, T (Tshwaro)
2	6	Tournament South African Open Chess Championships 2019				Tournament South African Open Chess Championships 2019
		date 2019-06-19	rnd 6	type Standard	result 0.5	date 2019-06-21	rnd 8	type Standard	result 1
		Opponent Badenhorst, C (Chloe)				Opponent Slippers, S (Sonja)
3	6	Tournament Grey College Team Championship 2019				Tournament South African Open Chess Championships 2019
		date 2019-02-23	rnd 4	type Standard	result 1	date 2019-06-17	rnd 4	type Standard	result 0.5
		Opponent Jongbloed, C (Chad)				Opponent Matloa, OJ (Oupa)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament South African Open 2018				Tournament South African Junior Blitz 2018
		date 2018-07-11	rnd 7	type Blitz	result 1	date 2018-12-19	rnd 2	type Blitz	result 0.5
		Opponent Geyser, H (Heinrich)				Opponent Van Der Westhuizen, J (Javier)
2	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 4	type Blitz	result 0.5	date 2018-12-19	rnd 5	type Blitz	result 1
		Opponent Rode, CM (Christoph)				Opponent Swart, S (Sune)
3	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 6	type Blitz	result 1	date 2018-01-07	rnd 7	type Blitz	result 1
		Opponent Du Preez, E (Estiaan)				Opponent Ballim, Y (Yahya)

#	Games	Start				End
1	6	Tournament South African Junior Team Championships 2018				Tournament Mangaung Metro Chess 1-2 February 2019
		date 2018-12-20	rnd 7	type Standard	result 1	date 2019-02-02	rnd 5	type Standard	result 1
		Opponent Beukes, K (Kyle)				Opponent Nyathe, T (Tshwaro)
2	3	Tournament Ussa Chess Championships 2022				Tournament 2023 USSA Championships
		date 2022-12-09	rnd 8	type Standard	result 1	date 2023-12-04	rnd 1	type Standard	result 1
		Opponent Zinyane, A (Aphelele)				Opponent Ngubane, L (Liyema)
3	3	Tournament Grey College Team Championship 2020				Tournament High School League Tournament 2020
		date 2020-02-01	rnd 5	type Standard	result 1	date 2020-02-08	rnd 2	type Standard	result 1
		Opponent Coetzee, H (Hein)				Opponent Stone, L (Lukas)

#	Games	Start				End
1	6	Tournament South African Junior Team Championships 2018				Tournament Mangaung Metro Chess 1-2 February 2019
		date 2018-12-20	rnd 7	type Standard	result 1	date 2019-02-02	rnd 5	type Standard	result 1
		Opponent Beukes, K (Kyle)				Opponent Nyathe, T (Tshwaro)
2	3	Tournament Ussa Chess Championships 2022				Tournament 2023 USSA Championships
		date 2022-12-09	rnd 8	type Standard	result 1	date 2023-12-04	rnd 1	type Standard	result 1
		Opponent Zinyane, A (Aphelele)				Opponent Ngubane, L (Liyema)
3	3	Tournament Grey College Team Championship 2020				Tournament High School League Tournament 2020
		date 2020-02-01	rnd 5	type Standard	result 1	date 2020-02-08	rnd 2	type Standard	result 1
		Opponent Coetzee, H (Hein)				Opponent Stone, L (Lukas)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-11	rnd 7	type Blitz	result 1	date 2018-07-11	rnd 9	type Blitz	result 1
		Opponent Geyser, H (Heinrich)				Opponent Joubert, D (Divan)
2	2	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 6	type Blitz	result 1	date 2018-01-07	rnd 7	type Blitz	result 1
		Opponent Du Preez, E (Estiaan)				Opponent Ballim, Y (Yahya)
3	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 5	type Blitz	result 1	date 2018-12-19	rnd 5	type Blitz	result 1
		Opponent Swart, S (Sune)				Opponent Swart, S (Sune)

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	Modirwa ,O (Ofentse)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
1	Modirwa ,O (Ofentse)	3	1575.4	1292.1	3	1580.1	1292.1	0	0	0	0	0	0
2	Mantje ,K (Katleho)	3	0	-425	2	0	-425	0	0	0	1	0	-425
2	Mantje ,K (Katleho)	3	1218.3	793.3	2	1218.1	793.3	0	0	0	1	1229.9	793.3
3	Moshoeshoe ,M (Maletapata)	3	1.5	0	2	1.5	212.5	0	0	0	1	0	-425
3	Moshoeshoe ,M (Maletapata)	3	1027.2	1027.2	2	1095.8	1239.7	0	0	0	1	946	602.2
4	Gcisa ,L (Lungile)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Gcisa ,L (Lungile)	2	1017.2	804.8	2	1018.8	804.8	0	0	0	0	0	0
5	Slippers ,S (Sonja)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
5	Slippers ,S (Sonja)	2	1207.4	1419.9	2	1206.9	1419.9	0	0	0	0	0	0
6	Gertenbach ,J (Jeandre)	2	1	0	2	1	0	0	0	0	0	0	0
6	Gertenbach ,J (Jeandre)	2	994.6	994.6	2	1031.8	994.6	0	0	0	0	0	0
7	Molombwa ,O (Ofentse)	2	1	0	2	1	0	0	0	0	0	0	0
7	Molombwa ,O (Ofentse)	2	1263.6	1263.6	2	1271.8	1263.6	0	0	0	0	0	0
8	Kotze ,CJ (Christiaan Jacob)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Kotze ,CJ (Christiaan Jacob)	2	1431	1006	2	1431.9	1006	0	0	0	0	0	0
9	Mathe ,T (Thobane)	2	2	425	2	2	425	0	0	0	0	0	0
9	Mathe ,T (Thobane)	2	1329.1	1754.1	2	1339	1754.1	0	0	0	0	0	0
10	Arlow ,D (Daniel)	2	2	425	2	2	425	0	0	0	0	0	0
10	Arlow ,D (Daniel)	2	1061.4	1486.4	2	1063.2	1486.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Buchner, E (Eduard)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms