Chess South Africa Ratings Database

PLAYER PAGE

Personal

Muller, A (Arend)

Chess SA id

1020190893

FIDE id

Date of birth

2002-03-30 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1346.8	1343.7	1184.5	1200
Raw rating	1346.8	1343.7	1184.5	1200
Weighted rating	1336.1	1334.6	1183.8	1200
Weighted performance	1144.8	1142.2	0	0
Floor	846.8	843.7	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	134.5	135.1	169.5	165.8
Highest rating	1418.5 2024-03-01	1483.3 2024-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1346.8 2024-09-01	1343.7 2024-09-01	1200 2019-12-01	1200 2024-02-01
Highest weighted rating	1324.9 2025-08-01	1324.1 2025-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1418.5 2024-03-01	1483.3 2024-03-01	1200 2019-12-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1346.8	1343.7	1184.5	1200
Analysis
Rating	1346.8	1343.7	1184.5	1200
Raw rating	1346.8	1343.7	1184.5	1200
Weighted rating	1336.1	1334.6	1183.8
Weighted performance	1144.8	1142.2	0
K-factor	36	36	36	36
Floor	846.8	843.7	700	700
Max/Min rating change allowed	134.5	135.1	169.5	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	1346.8	1343.7	1184.5	1200
New weighted rating	1338.9	1337.1	1183.9	1200
New weighted performance	1136.8	1134.1	0	0
Temp new rating	1346.8	1343.7	1184.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1346.8	1343.7	1184.5	1200
New K-factor	36	36	36	36
New floor	846.8	843.7	700	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	25	25	0
	5	0	5
	0	0	0
	0	0	0
History	30	25	5

Games since
	Main 30	Standard 25		Rapid 5		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	30	16.5	55	42.5	1324.9	1367.4
Standard	25	14.5	58	68	1324.5	1392.5
Rapid	5	2	40	-85	1327.3	1242.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1346.8	1343.7	1184.5	1200
2025-09-30	1346.8	1343.7	1184.5	1200
2025-09-01	1346.8	1343.7	1184.5	1200
2025-08-01	1346.8	1343.7	1184.5	1200
2025-07-01	1346.8	1343.7	1184.5	1200
2025-06-01	1346.8	1343.7	1184.5	1200
2025-05-01	1346.8	1343.7	1184.5	1200
2025-04-01	1346.8	1343.7	1184.5	1200
2025-03-01	1346.8	1343.7	1184.5	1200
2025-02-01	1346.8	1343.7	1184.5	1200
2025-01-01	1346.8	1343.7	1182.4	1200
2024-12-01	1346.8	1343.7	1182.4	1200
2024-11-01	1346.8	1343.7	1182.4	1200
2024-10-01	1346.8	1343.7	1182.4	1200
2024-09-01	1346.8	1343.7	1182.4	1200
2024-08-01	1302.4	1301.1	1182.4	1200
2024-07-01	1300.5	1314.8	1182.4	1200
2024-09-01	1300.5	1314.8	1182.4	1200
2024-05-01	1286.8	1300.4	1182.4	1200
2024-04-01	1286.8	1300.4	1182.4	1200
2024-03-01	1202.2	1200	1182.4	1200
2024-02-01	1202.2	1200	1182.4	1200
2024-01-01	1202.2	1200	1182.4	1200
2023-12-01	1202.2	1200	1182.4	1200

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	2024 Alekhine Open Chess Tournament (B)	2024-08-09	2024-08-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2024 Midstream College Open Chess Tournament (B1)	2024-07-20	2024-07-20	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
3	2024 Mid Gauteng Open Chess Tournament (B)	2024-05-02	2024-05-02	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
4	2024 Chris Greyling Open Chess Tournament (C)	2024-03-16	2024-03-16	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
5	2024 Wynie Robbertse Chess Tournament (C2)	2024-03-02	2024-03-02	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
6	CCC Midstream Rapid 2023	2023-11-27	2023-11-27	Rapid	Tshwane (GTP)	5	5	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament 2024 Chris Greyling Open Chess Tournament				Tournament 2024 Chris Greyling Open Chess Tournament
		date 2024-03-16	rnd 1	type Standard	result 0.5	date 2024-03-16	rnd 4	type Standard	result 1
		Opponent Thakur, Y (Yuv)				Opponent Mthembu, M (Mthokozisi)
2	2	Tournament 2024 Alekhine Open Chess Tournament				Tournament 2024 Alekhine Open Chess Tournament
		date 2024-08-10	rnd 4	type Standard	result 1	date 2024-08-10	rnd 5	type Standard	result 1
		Opponent Ramonyai, M (Motshabo)				Opponent Stolp, T (Tiaan)
3	2	Tournament 2024 Midstream College Open Chess Tournament				Tournament 2024 Midstream College Open Chess Tournament
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, C (Clara)				Opponent Pretorius, S (Sarel)

#	Games	Start				End
1	4	Tournament 2024 Chris Greyling Open Chess Tournament				Tournament 2024 Chris Greyling Open Chess Tournament
		date 2024-03-16	rnd 1	type Standard	result 0.5	date 2024-03-16	rnd 4	type Standard	result 1
		Opponent Thakur, Y (Yuv)				Opponent Mthembu, M (Mthokozisi)
2	2	Tournament 2024 Alekhine Open Chess Tournament				Tournament 2024 Alekhine Open Chess Tournament
		date 2024-08-10	rnd 4	type Standard	result 1	date 2024-08-10	rnd 5	type Standard	result 1
		Opponent Ramonyai, M (Motshabo)				Opponent Stolp, T (Tiaan)
3	2	Tournament 2024 Midstream College Open Chess Tournament				Tournament 2024 Midstream College Open Chess Tournament
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, C (Clara)				Opponent Pretorius, S (Sarel)

#	Games	Start				End
1	1	Tournament CCC Midstream Rapid 2023				Tournament CCC Midstream Rapid 2023
		date 2023-11-27	rnd 4	type Rapid	result 1	date 2023-11-27	rnd 4	type Rapid	result 1
		Opponent Koreng, G (Gogontle)				Opponent Koreng, G (Gogontle)
2	1	Tournament CCC Midstream Rapid 2023				Tournament CCC Midstream Rapid 2023
		date 2023-11-27	rnd 2	type Rapid	result 1	date 2023-11-27	rnd 2	type Rapid	result 1
		Opponent Gruenenfelder, E (Ellie)				Opponent Gruenenfelder, E (Ellie)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2024 Chris Greyling Open Chess Tournament				Tournament 2024 Chris Greyling Open Chess Tournament
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 4	type Standard	result 1
		Opponent Jansen Van Vuuren, C (Christopher)				Opponent Mthembu, M (Mthokozisi)
2	2	Tournament 2024 Alekhine Open Chess Tournament				Tournament 2024 Alekhine Open Chess Tournament
		date 2024-08-10	rnd 4	type Standard	result 1	date 2024-08-10	rnd 5	type Standard	result 1
		Opponent Ramonyai, M (Motshabo)				Opponent Stolp, T (Tiaan)
3	2	Tournament 2024 Midstream College Open Chess Tournament				Tournament 2024 Midstream College Open Chess Tournament
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, C (Clara)				Opponent Pretorius, S (Sarel)

#	Games	Start				End
1	3	Tournament 2024 Chris Greyling Open Chess Tournament				Tournament 2024 Chris Greyling Open Chess Tournament
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 4	type Standard	result 1
		Opponent Jansen Van Vuuren, C (Christopher)				Opponent Mthembu, M (Mthokozisi)
2	2	Tournament 2024 Alekhine Open Chess Tournament				Tournament 2024 Alekhine Open Chess Tournament
		date 2024-08-10	rnd 4	type Standard	result 1	date 2024-08-10	rnd 5	type Standard	result 1
		Opponent Ramonyai, M (Motshabo)				Opponent Stolp, T (Tiaan)
3	2	Tournament 2024 Midstream College Open Chess Tournament				Tournament 2024 Midstream College Open Chess Tournament
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 3	type Standard	result 1
		Opponent Van Der Merwe, C (Clara)				Opponent Pretorius, S (Sarel)

#	Games	Start				End
1	1	Tournament CCC Midstream Rapid 2023				Tournament CCC Midstream Rapid 2023
		date 2023-11-27	rnd 4	type Rapid	result 1	date 2023-11-27	rnd 4	type Rapid	result 1
		Opponent Koreng, G (Gogontle)				Opponent Koreng, G (Gogontle)
2	1	Tournament CCC Midstream Rapid 2023				Tournament CCC Midstream Rapid 2023
		date 2023-11-27	rnd 2	type Rapid	result 1	date 2023-11-27	rnd 2	type Rapid	result 1
		Opponent Gruenenfelder, E (Ellie)				Opponent Gruenenfelder, E (Ellie)

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	Badenhorst ,M (Michael)	2	1	0	2	1	0	0	0	0	0	0	0
1	Badenhorst ,M (Michael)	2	1290.7	1290.7	2	1286.9	1290.7	0	0	0	0	0	0
2	Mthembu ,M (Mthokozisi)	2	1	0	2	1	0	0	0	0	0	0	0
2	Mthembu ,M (Mthokozisi)	2	1311.7	1311.7	2	1327.8	1311.7	0	0	0	0	0	0
3	Jacobs ,GJ (Gerhard Jakobus)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Jacobs ,GJ (Gerhard Jakobus)	2	1377.3	952.3	1	1378.1	952.3	1	1321.1	952.3	0	0	0
4	Jansen Van Vuuren ,C (Christopher)	1	1	425	1	1	425	0	0	0	0	0	0
4	Jansen Van Vuuren ,C (Christopher)	1	1409.3	1834.3	1	1391.7	1834.3	0	0	0	0	0	0
5	Maharaj ,A (Aditi)	1	1	425	1	1	425	0	0	0	0	0	0
5	Maharaj ,A (Aditi)	1	1351.8	1776.8	1	1331.3	1776.8	0	0	0	0	0	0
6	Muthivhi ,T (Thabelo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Muthivhi ,T (Thabelo)	1	1239.1	1664.1	1	1241.2	1664.1	0	0	0	0	0	0
7	Nkogatse ,P (Phafane)	1	1	425	1	1	425	0	0	0	0	0	0
7	Nkogatse ,P (Phafane)	1	1338.5	1763.5	1	1353	1763.5	0	0	0	0	0	0
8	Motha ,S (Sizwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Motha ,S (Sizwe)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Mokgoadi ,M (Mathule)	1	1	425	1	1	425	0	0	0	0	0	0
9	Mokgoadi ,M (Mathule)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Madiba ,K (Kutlwano)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Madiba ,K (Kutlwano)	1	1476.6	1051.6	1	1475.6	1051.6	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

Muller, A (Arend)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms