Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kotze, M (Morne)

Chess SA id

1100305255

FIDE id

Date of birth

2010-10-15 (U18)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-16

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1155.5	1189.3	1142.2	1200
Raw rating	1146.2	1160.7	1142.2	1200
Weighted rating	1155.5	1189.3	1134.9	1200
Weighted performance	0	0	0	0
Floor	700	719.2	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	179	175.4	180	165.8
Highest rating	1200 2024-05-01	1219.2 2025-03-01	1200 2024-05-01	1200 2024-05-01
Highest raw rating	1200 2024-05-01	1219.2 2025-03-01	1200 2024-05-01	1200 2024-05-01
Highest weighted rating	1200 2024-05-01	1219.2 2025-05-05	1200 2024-05-01	1200 2024-05-01
Highest weighted performance	1200 2024-12-01	1200 2024-05-01	1200 2024-12-01	1200 2024-05-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.9	-2.7	0	0
New rating	1154.6	1186.6	1142.2	1200
Analysis
Rating	1155.5	1189.3	1142.2	1200
Raw rating	1146.2	1160.7	1142.2	1200
Weighted rating	1155.5	1189.3	1134.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	719.2	700	700
Max/Min rating change allowed	179	175.4	180	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	1146.2	1160.7	1142.2	1200
New weighted rating	1154.6	1186.6	1135.2	1200
New weighted performance	0	0	0	0
Temp new rating	1154.6	1186.6	1142.2	1200
Temp new rating +/-	-0.9	-2.7	0	0
Final new rating +/-	-0.9	-2.7	0	0
New rating	1154.6	1186.6	1142.2	1200
New K-factor	36	36	36	36
New floor	700	719.2	700	700

Item	Main	Standard	Rapid
	0	0	0
	15	15	0
	5	0	5
	0	0	0
	0	0	0
	0	0	0
History	20	15	5

Games since
	Main 20	Standard 15		Rapid 5		Blitz 0
Gender	Male
Age group	U16
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	15	6	40	-85	1235.6	1150.6
Standard	15	6	40	-85	1235.6	1150.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	20	6	30	-170	1231.3	1061.3
Standard	15	6	40	-85	1235.6	1150.6
Rapid	5	0	0	-425	1218.3	793.3
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1146.2	1160.7	1142.2	1200
2025-11-30	1146.2	1160.7	1142.2	1200
2025-11-01	1146.2	1160.7	1142.2	1200
2025-09-30	1146.2	1160.7	1142.2	1200
2025-09-01	1146.2	1160.7	1142.2	1200
2025-08-01	1177.3	1204.9	1142.2	1200
2025-07-01	1177.3	1204.7	1142.2	1200
2025-06-01	1177.3	1204.2	1142.2	1200
2025-05-01	1183.1	1219.2	1142.2	1200
2025-04-01	1183.1	1219.2	1142.2	1200
2025-03-01	1183.1	1219.2	1142.2	1200
2025-02-01	1156.9	1200	1141	1200
2025-01-01	1128.1	1200	1101.6	1200
2024-12-01	1128.1	1200	1101.6	1200
2024-11-01	1128.1	1200	1101.6	1200
2024-10-01	1128.1	1200	1101.6	1200
2024-09-01	1128.1	1200	1101.6	1200
2024-11-01	1128.1	1200	1101.6	1200
2024-07-01	1128.1	1200	1101.6	1200
2024-06-01	1128.1	1200	1101.6	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	Ekurhuleni North Schools Teams 2025 (U17 Open)	2025-08-16	2025-08-16	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
2	Benoni High School Cluster 2025 (U17)	2025-05-10	2025-05-10	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
3	Benoni High School Cluster 15Feb 2025 (U15 Boys)	2025-02-15	2025-02-15	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
4	Benoni Cluster High Schools Teams 2024 (U15)	2024-05-11	2024-05-11	Rapid	Ekurhuleni (GE)	5	5	0	Yes	Analysis

#	Games	Start				End
1	2	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Hlabangana, T (Thamsanqa)				Opponent Chauke, R (Reitumetse)
2	2	Tournament Benoni High School Cluster 15Feb 2025				Tournament Benoni High School Cluster 15Feb 2025
		date 2025-02-15	rnd 2	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Nathu, S (Shafique)				Opponent Wolmarans, J (Johannes)
3	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mortlock, D (Daniel)				Opponent Mortlock, D (Daniel)

#	Games	Start				End
1	2	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Hlabangana, T (Thamsanqa)				Opponent Chauke, R (Reitumetse)
2	2	Tournament Benoni High School Cluster 15Feb 2025				Tournament Benoni High School Cluster 15Feb 2025
		date 2025-02-15	rnd 2	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Nathu, S (Shafique)				Opponent Wolmarans, J (Johannes)
3	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mortlock, D (Daniel)				Opponent Mortlock, D (Daniel)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Hlabangana, T (Thamsanqa)				Opponent Chauke, R (Reitumetse)
2	2	Tournament Benoni High School Cluster 15Feb 2025				Tournament Benoni High School Cluster 15Feb 2025
		date 2025-02-15	rnd 2	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Nathu, S (Shafique)				Opponent Wolmarans, J (Johannes)
3	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mortlock, D (Daniel)				Opponent Mortlock, D (Daniel)

#	Games	Start				End
1	2	Tournament Benoni High School Cluster 2025				Tournament Benoni High School Cluster 2025
		date 2025-05-10	rnd 3	type Standard	result 1	date 2025-05-10	rnd 4	type Standard	result 1
		Opponent Hlabangana, T (Thamsanqa)				Opponent Chauke, R (Reitumetse)
2	2	Tournament Benoni High School Cluster 15Feb 2025				Tournament Benoni High School Cluster 15Feb 2025
		date 2025-02-15	rnd 2	type Standard	result 1	date 2025-02-15	rnd 3	type Standard	result 1
		Opponent Nathu, S (Shafique)				Opponent Wolmarans, J (Johannes)
3	1	Tournament Ekurhuleni North Schools Teams 2025				Tournament Ekurhuleni North Schools Teams 2025
		date 2025-08-16	rnd 4	type Standard	result 1	date 2025-08-16	rnd 4	type Standard	result 1
		Opponent Mortlock, D (Daniel)				Opponent Mortlock, D (Daniel)

No games found.

#	Games	Start				End

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	Helmbold ,K (Kurt)	3	0	-425	2	0	-425	1	0	-425	0	0	0
1	Helmbold ,K (Kurt)	3	1300.3	875.3	2	1281.2	875.3	1	1197.2	875.3	0	0	0
2	Mortlock ,D (Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
2	Mortlock ,D (Daniel)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Robbetze ,Z (Zamian)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Robbetze ,Z (Zamian)	1	1245	820	1	1259.3	820	0	0	0	0	0	0
4	Wolmarans ,J (Johannes)	1	1	425	1	1	425	0	0	0	0	0	0
4	Wolmarans ,J (Johannes)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
5	Govender ,K (Kaylin)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Govender ,K (Kaylin)	1	1255.7	830.7	1	1248.9	830.7	0	0	0	0	0	0
6	Cloete ,N (Nathan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Cloete ,N (Nathan)	1	1256.4	831.4	1	1184.3	831.4	0	0	0	0	0	0
7	Foord ,C (Caden)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Foord ,C (Caden)	1	1217.6	792.6	1	1221.2	792.6	0	0	0	0	0	0
8	Myburgh ,X (Xuan)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Myburgh ,X (Xuan)	1	1314.6	889.6	1	1225.5	889.6	0	0	0	0	0	0
9	Nathu ,S (Shafique)	1	1	425	1	1	425	0	0	0	0	0	0
9	Nathu ,S (Shafique)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Mthethwa ,N (Nonhle)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Mthethwa ,N (Nonhle)	1	1210.8	785.8	1	1206.9	785.8	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

Kotze, M (Morne)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms