Chess South Africa Ratings Database

PLAYER PAGE

Personal

Korf, A (Andre)

Chess SA id

103016263

FIDE id

Date of birth

2003-02-24 (Adult)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1278.3	1269.4	1062.6	1004.2
Raw rating	1278.3	1269.4	1062.6	1004.2
Weighted rating	1278.3	1269.4	1062.6	1004.1
Weighted performance	379.3	379.2	0	0
Floor	824.2	820.9	562.6	562.6
K-factor	36	36	40	40
Min/Max rating change allowed	148.3	150.2	201.7	219.2
Highest rating	1358.8 2019-07-01	1356.9 2019-07-01	1200 2024-02-01	1200 2024-11-01
Highest raw rating	1324.2 2020-03-01	1320.9 2020-03-01	1062.6 2024-02-01	1062.6 2018-01-01
Highest weighted rating	1324.2 2022-02-01	1320.9 2022-02-01	1062.6 2024-11-01	1062.6 2024-11-01
Highest weighted performance	1358.8 2019-07-01	1356.9 2019-07-01	1200 2024-02-01	1200 2024-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1278.3	1269.4	1062.6	1004.2
Analysis
Rating	1278.3	1269.4	1062.6	1004.2
Raw rating	1278.3	1269.4	1062.6	1004.2
Weighted rating	1278.3	1269.4	1062.6
Weighted performance	379.3	379.2	0
K-factor	36	36	40	40
Floor	824.2	820.9	562.6	562.6
Max/Min rating change allowed	148.3	150.2	201.7	219.2
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	1278.3	1269.4	1062.6	1004.2
New weighted rating	1278.3	1269.4	1062.6	1004.1
New weighted performance	378.9	378.7	0	0
Temp new rating	1278.3	1269.4	1062.6	1004.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1278.3	1269.4	1062.6	1004.2
New K-factor	36	36	40	40
New floor	824.2	820.9	562.6	562.6

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	414	346	45	23

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
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	117	57	48.72	-10.9	1167.3	1156.4
Standard	94	47	50	0	1183.1	1183.1
Rapid	0	0	0	0	0	0
Blitz	23	10	43.48	-55.4	1102.7	1047.3

Date	Main	Standard	Rapid	Blitz
2025-09-30	1278.3	1269.4	1062.6	1004.2
2025-09-01	1278.3	1269.4	1062.6	1004.2
2025-08-01	1278.3	1269.4	1062.6	1004.2
2025-07-01	1278.3	1269.4	1062.6	1004.2
2025-06-01	1278.3	1269.4	1062.6	1004.2
2025-05-01	1278.3	1269.4	1062.6	1004.2
2025-04-01	1278.3	1269.4	1062.6	1004.2
2025-03-01	1278.3	1269.4	1062.6	1004.2
2025-02-01	1278.3	1269.4	1062.6	1004.2
2025-01-01	1278.3	1269.4	1062.6	1004.2
2024-12-01	1278.3	1269.4	1062.6	1004.2
2024-11-01	1278.3	1269.4	1062.6	1004.2
2024-10-01	1278.3	1269.4	1062.6	1004.2
2024-09-01	1278.3	1269.4	1062.6	1004.2
2024-08-01	1278.3	1269.4	1062.6	1004.2
2024-07-01	1278.3	1269.4	1062.6	1004.2
2024-06-01	1278.3	1269.4	1062.6	1004.2
2024-08-01	1278.3	1269.4	1062.6	1004.2
2024-04-01	1278.3	1269.4	1062.6	1004.2
2024-03-01	1278.3	1269.4	1062.6	1004.2
2024-02-01	1278.3	1269.4	1062.6	1004.2
2024-01-01	1278.3	1269.4	1062.6	1004.2
2023-12-01	1278.3	1269.4	1062.6	999
2023-11-01	1278.3	1269.4	1062.6	999

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	2020 NMBCU Chess Trials 2 2020 (U18)	2020-03-07	2020-03-07	Standard	Nelson Mandela Bay (ENM)	5	5	2.5	Yes	Analysis
2	2020 Boardwalk Pearson Open Chess Festival (Open)	2020-03-14	2020-03-15	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
3	Brandwag Open 2020 (A)	2020-01-31	2020-02-01	Standard	Nelson Mandela Bay (ENM)	5	5	2.5	Yes	Analysis
4	2020 NMBCU Chess Trial 1 (U18)	2020-02-08	2020-02-09	Standard	Nelson Mandela Bay (ENM)	6	6	4.5	Yes	Analysis
5	2019 South African Junior Team Championships (U18A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	0.5	Yes	Analysis
6	NMBYCC Closed 2019 (U18)	2019-07-26	2019-07-27	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
7	Nelson Mandela Bay Junior Chess Trials 2 2019 (U18)	2019-04-05	2019-04-06	Standard	Nelson Mandela Bay (ENM)	6	1	1	Yes	Analysis
8	NMBCU Trials 1 2019 (U18+U20)	2019-03-08	2019-03-09	Standard	Nelson Mandela Bay (ENM)	5	2	1	Yes	Analysis
9	Brandwag Open 2019 (B)	2019-01-25	2019-01-26	Standard	Nelson Mandela Bay (ENM)	5	5	4.5	Yes	Analysis
10	South African Junior Blitz 2018 (U16)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	7	3	Yes	Analysis
11	South African Junior Team Championships 2018 (U16C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	4	Yes	Analysis
12	NMBJC Closed 2018 (U16)	2018-07-27	2018-07-28	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
13	NMBJC Trials 4 2018 (U16)	2018-07-20	2018-07-21	Standard	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
14	NMB Youth Chess Trial 3 2018 (U16+U18)	2018-05-11	2018-05-12	Standard	Nelson Mandela Bay (ENM)	6	6	3.5	Yes	Analysis
15	NMB Second Trials 2018 (U16)	2018-04-20	2018-04-22	Standard	Nelson Mandela Bay (ENM)	5	5	3	Yes	Analysis
16	King Cars PECC Grand Prix Second Leg 2018	2018-04-14	2018-04-14	Blitz	Nelson Mandela Bay (ENM)	9	9	3	Yes	Analysis
17	NMB First Trails 2018 (U16)	2018-03-23	2018-03-24	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
18	King Cars PECC Grand Prix First Leg 2018	2018-03-03	2018-03-10	Standard	Nelson Mandela Bay (ENM)	6	5	1	Yes	Analysis
19	Despatch Open 2018 (A)	2018-02-16	2018-02-17	Standard	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
20	South African Junior Blitz 2017 Championships (B)	2018-01-07	2018-01-07	Blitz	4 Knights (4K)	7	7	4	Yes	Analysis
21	South African Junior Team Championships 2017 (U16B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	2.5	Yes	Analysis

#	Games	Start				End
1	9	Tournament South African Junior Blitz 2018				Tournament NMBCU Trials 1 2019
		date 2018-12-19	rnd 6	type Blitz	result 1	date 2019-03-08	rnd 1	type Standard	result 1
		Opponent Rode, WD (Waldemar)				Opponent Seti, L (Lukhanyiso)
2	8	Tournament 2020 NMBCU Chess Trial 1				Tournament 2020 NMBCU Chess Trials 2 2020
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-03-07	rnd 2	type Standard	result 1
		Opponent Kelly, A (Austin)				Opponent Bezuidenhout, N (Nigel)
3	6	Tournament NMB Youth Chess Trial 3 2018				Tournament NMBJC Trials 4 2018
		date 2018-05-12	rnd 3	type Standard	result 0.5	date 2018-07-21	rnd 2	type Standard	result 0.5
		Opponent Taljard, D (Dante)				Opponent Scheepers, J (Jonathan)

#	Games	Start				End
1	10	Tournament South African Junior Team Championships 2018				Tournament NMBCU Trials 1 2019
		date 2018-12-17	rnd 4	type Standard	result 1	date 2019-03-08	rnd 1	type Standard	result 1
		Opponent Moses, E (Ethan)				Opponent Seti, L (Lukhanyiso)
2	8	Tournament 2020 NMBCU Chess Trial 1				Tournament 2020 NMBCU Chess Trials 2 2020
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-03-07	rnd 2	type Standard	result 1
		Opponent Kelly, A (Austin)				Opponent Bezuidenhout, N (Nigel)
3	8	Tournament NMB First Trails 2018				Tournament NMB Second Trials 2018
		date 2018-03-23	rnd 2	type Standard	result 1	date 2018-04-21	rnd 3	type Standard	result 1
		Opponent Dantu, BC (Brad Cole)				Opponent Munyai, M (Makhado)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 6	type Blitz	result 1	date 2018-12-19	rnd 7	type Blitz	result 0.5
		Opponent Rode, WD (Waldemar)				Opponent Mazibuko, B (Buhle)
2	2	Tournament King Cars PECC Grand Prix Second Leg 2018				Tournament South African Junior Blitz 2018
		date 2018-04-14	rnd 9	type Blitz	result 1	date 2018-12-19	rnd 1	type Blitz	result 1
		Opponent Holroyd, K (Kea)				Opponent Olivier, N (Nico)
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 Snyman, D (David)				Opponent Rencken, SJ (Samuel)

#	Games	Start				End
1	5	Tournament South African Junior Team Championships 2018				Tournament Brandwag Open 2019
		date 2018-12-20	rnd 7	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Lance, MR (Michael)				Opponent Van Der Merwe, D (Dillen)
2	4	Tournament South African Junior Team Championships 2018				Tournament South African Junior Blitz 2018
		date 2018-12-17	rnd 4	type Standard	result 1	date 2018-12-19	rnd 1	type Blitz	result 1
		Opponent Moses, E (Ethan)				Opponent Olivier, N (Nico)
3	3	Tournament 2020 NMBCU Chess Trials 2 2020				Tournament 2020 Boardwalk Pearson Open Chess Festival
		date 2020-03-07	rnd 5	type Standard	result 1	date 2020-03-14	rnd 2	type Standard	result 1
		Opponent Oliver, AL (Allister)				Opponent Prinsloo, S (Shudley)

#	Games	Start				End
1	8	Tournament South African Junior Team Championships 2018				Tournament Brandwag Open 2019
		date 2018-12-17	rnd 4	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Moses, E (Ethan)				Opponent Van Der Merwe, D (Dillen)
2	3	Tournament 2020 NMBCU Chess Trials 2 2020				Tournament 2020 Boardwalk Pearson Open Chess Festival
		date 2020-03-07	rnd 5	type Standard	result 1	date 2020-03-14	rnd 2	type Standard	result 1
		Opponent Oliver, AL (Allister)				Opponent Prinsloo, S (Shudley)
3	2	Tournament 2020 NMBCU Chess Trial 1				Tournament 2020 NMBCU Chess Trial 1
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-08	rnd 2	type Standard	result 1
		Opponent Kelly, A (Austin)				Opponent Skelton, M (Matthew)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament King Cars PECC Grand Prix Second Leg 2018				Tournament South African Junior Blitz 2018
		date 2018-04-14	rnd 9	type Blitz	result 1	date 2018-12-19	rnd 1	type Blitz	result 1
		Opponent Holroyd, K (Kea)				Opponent Olivier, N (Nico)
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 Snyman, D (David)				Opponent Rencken, SJ (Samuel)
3	1	Tournament South African Junior Blitz 2018				Tournament South African Junior Blitz 2018
		date 2018-12-19	rnd 6	type Blitz	result 1	date 2018-12-19	rnd 6	type Blitz	result 1
		Opponent Rode, WD (Waldemar)				Opponent Rode, WD (Waldemar)

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	Scheepers ,J (Jonathan)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
1	Scheepers ,J (Jonathan)	4	1229.3	1123	4	1224.3	1123	0	0	0	0	0	0
2	Kelly ,A (Austin)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
2	Kelly ,A (Austin)	3	1136.7	1278.4	3	1128.7	1278.4	0	0	0	0	0	0
3	Pietersen ,CH (Clarion Hymie)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
3	Pietersen ,CH (Clarion Hymie)	3	944.1	1085.8	3	944.4	1085.8	0	0	0	0	0	0
4	Assam ,G (Gerrick)	2	1	0	2	1	0	0	0	0	0	0	0
4	Assam ,G (Gerrick)	2	1312.8	1312.8	2	1312.6	1312.8	0	0	0	0	0	0
5	Alexander ,E (Erin-Lee)	2	2	425	2	2	425	0	0	0	0	0	0
5	Alexander ,E (Erin-Lee)	2	583.7	1008.7	2	538.8	1008.7	0	0	0	0	0	0
6	Van Der Merwe ,D (Dillen)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
6	Van Der Merwe ,D (Dillen)	2	1145.1	1357.6	2	1145.9	1357.6	0	0	0	0	0	0
7	Schoombie ,V (Vian)	2	1	0	2	1	0	0	0	0	0	0	0
7	Schoombie ,V (Vian)	2	1386	1386	2	1388.7	1386	0	0	0	0	0	0
8	Muller ,K (Kaden)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
8	Muller ,K (Kaden)	2	1322.2	1534.7	2	1302.3	1534.7	0	0	0	0	0	0
9	Holmes ,DJ (Daniel Jason)	2	1	0	2	1	0	0	0	0	0	0	0
9	Holmes ,DJ (Daniel Jason)	2	1141.9	1141.9	2	1137.1	1141.9	0	0	0	0	0	0
10	Kapank ,W (Waylon)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Kapank ,W (Waylon)	2	1137.7	712.7	2	1145.2	712.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Korf, A (Andre)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms