Chess South Africa Ratings Database

PLAYER PAGE

Personal

Muller, A (Adrian)

Chess SA id

1130305089

FIDE id

Date of birth

2013-08-13 (U14)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-11-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1220	1190.4	1238.5	1200
Raw rating	1220	1190.4	1234	1200
Weighted rating	1217.2	1189.2	1238.5	1200
Weighted performance	1118.5	0	1171.7	0
Floor	749.4	700	787.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.2	168.1	158	165.8
Highest rating	1268.1 2024-05-01	1200 2024-05-01	1319.3 2024-05-01	1200 2024-05-01
Highest raw rating	1249.4 2025-11-30	1200 2024-05-01	1287.2 2025-11-30	1200 2024-05-01
Highest weighted rating	1224.6 2024-08-01	1200 2024-05-01	1254.5 2024-10-01	1200 2024-05-01
Highest weighted performance	1268.1 2024-05-01	1200 2024-05-01	1319.3 2024-05-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0.4	0
New rating	1220	1190.4	1239	1200
Analysis
Rating	1220	1190.4	1238.5	1200
Raw rating	1220	1190.4	1234	1200
Weighted rating	1217.2	1189.2	1238.5
Weighted performance	1118.5	0	1171.7
K-factor	36	36	36	36
Floor	749.4	700	787.2	700
Max/Min rating change allowed	161.2	168.1	158	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	1220	1190.4	1234	1200
New weighted rating	1217.8	1189.2	1239	1200
New weighted performance	1110.9	0	1163.7	0
Temp new rating	1220	1190.4	1239	1200
Temp new rating +/-	0	0	0.4	0
Final new rating +/-	0	0	0.4	0
New rating	1220	1190.4	1239	1200
New K-factor	36	36	36	36
New floor	749.4	700	787.2	700

Item	Main	Standard	Rapid
	0	0	0
	21	6	15
	14	4	10
	0	0	0
	0	0	0
	0	0	0
History	35	10	25

Games since
	Main 35	Standard 10		Rapid 25		Blitz 0
Gender	Male
Age group	U14
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	1150		578		135
Male	928		461		103
U14	255		133		29
U14 Male	187		99		22
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	21	12.5	59.52	81	1206.8	1287.8
Standard	6	2	33.33	-141.7	1258.9	1117.2
Rapid	15	10.5	70	170	1186	1356
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	35	19.5	55.71	48.6	1194.2	1242.8
Standard	10	3.5	35	-127.5	1245.9	1118.4
Rapid	25	16	64	119	1173.5	1292.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1220	1190.4	1234	1200
2025-11-30	1249.4	1190.4	1287.2	1200
2025-11-01	1224.6	1190.4	1254.5	1200
2025-09-30	1224.6	1190.4	1254.5	1200
2025-09-01	1224.6	1190.4	1254.5	1200
2025-08-01	1224.6	1190.4	1254.5	1200
2025-07-01	1224.6	1190.4	1254.5	1200
2025-06-01	1224.6	1190.4	1254.5	1200
2025-05-01	1204.4	1190.4	1226.2	1200
2025-04-01	1203.4	1188.2	1226.2	1200
2025-03-01	1214	1191.3	1226.2	1200
2025-02-01	1202.6	1190.7	1208.5	1200
2025-01-01	1192.2	1178.4	1191.3	1200
2024-12-01	1192.2	1178.4	1191.3	1200
2024-11-01	1205.4	1178.4	1228.4	1200
2024-10-01	1205.4	1178.4	1228.4	1200
2024-09-01	1205.4	1178.4	1228.4	1200
2024-11-01	1219.4	1200	1228.4	1200
2024-07-01	1219.4	1200	1228.4	1200
2024-06-01	1219.4	1200	1228.4	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	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	WCSC Brian Raubenheimer Development 2025 (U13 Boys)	2025-11-29	2025-11-29	Rapid	Cape Winelands (WCW)	5	5	1	Yes	Analysis
2	West Coast Schools Chess Grand Challenge League 2025 (PS Development)	2025-11-08	2025-11-08	Rapid	West Coast (WCU)	5	5	4	Yes	Analysis
3	Brenton Cupido West Coast Development Championship 2025 (U13 Boys)	2025-05-24	2025-05-24	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis
4	West Coast Schools Chess Prestige 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	West Coast (WCU)	6	6	2	Yes	Analysis
5	Upper West Coast Presrige 2025 (U13 Boys)	2025-02-22	2025-02-22	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
6	West Coast Grand Challange League 2024 (PS Development)	2024-10-26	2024-10-26	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
7	Pedro Booyse Top Schools Championships 2024 (U11)	2024-07-20	2024-07-20	Standard	West Coast (WCU)	5	4	1.5	Yes	Analysis
8	Bo-Weskus Skole Skaak Top Skole 2024 (O9+O11)	2024-05-11	2024-05-11	Rapid	West Coast (WCU)	5	5	3.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Presrige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Filand, J (Jay Den)				Opponent Farmer, R (Reagan)
2	3	Tournament Bo-Weskus Skole Skaak Top Skole 2024				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2024-05-11	rnd 1	type Rapid	result 0.5	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Cloete, A (Ashton)				Opponent Richards, L (Lee Quin)
3	2	Tournament Brenton Cupido West Coast Development Championship 2025				Tournament Brenton Cupido West Coast Development Championship 2025
		date 2025-05-24	rnd 4	type Rapid	result 1	date 2025-05-24	rnd 5	type Rapid	result 1
		Opponent Lottering, Q (Quade)				Opponent Mannel, D (Devin)

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Diergaardt, K (Keith-Lee)				Opponent Van Zyl, W (WJ)
2	1	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 4	type Standard	result 0.5	date 2024-07-20	rnd 4	type Standard	result 0.5
		Opponent Van Reenen, J (Jaydee)				Opponent Van Reenen, J (Jaydee)
3	1	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 2	type Standard	result 1
		Opponent Swartz, R (Rowan)				Opponent Swartz, R (Rowan)

#	Games	Start				End
1	5	Tournament Upper West Coast Presrige 2025				Tournament Brenton Cupido West Coast Development Championship 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-05-24	rnd 2	type Rapid	result 1
		Opponent Filand, J (Jay Den)				Opponent Michaels, Z (Zoghan)
2	3	Tournament Bo-Weskus Skole Skaak Top Skole 2024				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2024-05-11	rnd 1	type Rapid	result 0.5	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Cloete, A (Ashton)				Opponent Richards, L (Lee Quin)
3	2	Tournament Brenton Cupido West Coast Development Championship 2025				Tournament Brenton Cupido West Coast Development Championship 2025
		date 2025-05-24	rnd 4	type Rapid	result 1	date 2025-05-24	rnd 5	type Rapid	result 1
		Opponent Lottering, Q (Quade)				Opponent Mannel, D (Devin)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Presrige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Filand, J (Jay Den)				Opponent Farmer, R (Reagan)
2	2	Tournament Brenton Cupido West Coast Development Championship 2025				Tournament Brenton Cupido West Coast Development Championship 2025
		date 2025-05-24	rnd 4	type Rapid	result 1	date 2025-05-24	rnd 5	type Rapid	result 1
		Opponent Lottering, Q (Quade)				Opponent Mannel, D (Devin)
3	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Diergaardt, K (Keith-Lee)				Opponent Van Zyl, W (WJ)

#	Games	Start				End
1	2	Tournament West Coast Schools Chess Prestige 2025				Tournament West Coast Schools Chess Prestige 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 3	type Standard	result 1
		Opponent Diergaardt, K (Keith-Lee)				Opponent Van Zyl, W (WJ)
2	1	Tournament Pedro Booyse Top Schools Championships 2024				Tournament Pedro Booyse Top Schools Championships 2024
		date 2024-07-20	rnd 2	type Standard	result 1	date 2024-07-20	rnd 2	type Standard	result 1
		Opponent Swartz, R (Rowan)				Opponent Swartz, R (Rowan)

#	Games	Start				End
1	3	Tournament Upper West Coast Presrige 2025				Tournament Upper West Coast Presrige 2025
		date 2025-02-22	rnd 3	type Rapid	result 1	date 2025-02-22	rnd 5	type Rapid	result 1
		Opponent Filand, J (Jay Den)				Opponent Farmer, R (Reagan)
2	2	Tournament Brenton Cupido West Coast Development Championship 2025				Tournament Brenton Cupido West Coast Development Championship 2025
		date 2025-05-24	rnd 4	type Rapid	result 1	date 2025-05-24	rnd 5	type Rapid	result 1
		Opponent Lottering, Q (Quade)				Opponent Mannel, D (Devin)
3	2	Tournament Bo-Weskus Skole Skaak Top Skole 2024				Tournament Bo-Weskus Skole Skaak Top Skole 2024
		date 2024-05-11	rnd 2	type Rapid	result 1	date 2024-05-11	rnd 3	type Rapid	result 1
		Opponent Klaase, N (Nizeche)				Opponent Richards, L (Lee Quin)

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	Van Reenen ,J (Jaydee)	2	0.5	-212.5	1	0.5	0	1	0	-425	0	0	0
1	Van Reenen ,J (Jaydee)	2	1217.2	1004.8	1	1202.4	1217.2	1	1200	792.2	0	0	0
2	Heynse ,D (Deraygon)	2	1	0	0	0	0	2	1	0	0	0	0
2	Heynse ,D (Deraygon)	2	1097.8	1097.8	0	0	0	2	1057.9	1097.8	0	0	0
3	Thomson ,A (Alexander)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Thomson ,A (Alexander)	1	1329.9	904.9	1	1237.9	904.9	0	0	0	0	0	0
4	Swartz ,R (Rowan)	1	1	425	1	1	425	0	0	0	0	0	0
4	Swartz ,R (Rowan)	1	1197.8	1622.8	1	1144.8	1622.8	0	0	0	0	0	0
5	Diergaardt ,K (Keith-Lee)	1	1	425	1	1	425	0	0	0	0	0	0
5	Diergaardt ,K (Keith-Lee)	1	1215.5	1640.5	1	1200	1640.5	0	0	0	0	0	0
6	Solomons ,T (Tyreeq)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Solomons ,T (Tyreeq)	1	1318.3	893.3	1	1170.6	893.3	0	0	0	0	0	0
7	Lottering ,Q (Quade)	1	1	425	0	0	0	1	1	425	0	0	0
7	Lottering ,Q (Quade)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Klaase ,N (Nizeche)	1	1	425	0	0	0	1	1	425	0	0	0
8	Klaase ,N (Nizeche)	1	1143	1568	0	0	0	1	1108.2	1568	0	0	0
9	Maila ,M (Mpendulo)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Maila ,M (Mpendulo)	1	1108.3	683.3	0	0	0	1	1092.8	683.3	0	0	0
10	Richards ,L (Lee Quin)	1	1	425	0	0	0	1	1	425	0	0	0
10	Richards ,L (Lee Quin)	1	1106.8	1531.8	0	0	0	1	1082	1531.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Muller, A (Adrian)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms