Chess South Africa Ratings Database

PLAYER PAGE

Personal

Botha, M (Mashone)

Chess SA id

2150151116

FIDE id

Date of birth

2015-02-07 (U12)

Gender

Female

Region

Eden (WEG)

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

1185.9

Item	Main	Standard	Rapid	Blitz
Rating	1166	1158.8	1200	1200
Raw rating	1155	1148.2	1200	1200
Weighted rating	1166	1158.8	1200	1200
Weighted performance	1091.6	1093.8	0	0
Floor	719.5	714.3	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	176.8	178.5	165.8	165.8
Highest rating	1219.5 2025-04-01	1214.3 2025-04-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1219.5 2025-04-01	1214.3 2025-04-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1219.5 2018-10-01	1214.3 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1219.5 2025-04-01	1214.3 2020-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.5	0.7	0	0
New rating	1166.5	1159.5	1200	1200
Analysis
Rating	1166	1158.8	1200	1200
Raw rating	1155	1148.2	1200	1200
Weighted rating	1166	1158.8	1200
Weighted performance	1091.6	1093.8	0
K-factor	36	36	36	36
Floor	719.5	714.3	700	700
Max/Min rating change allowed	176.8	178.5	165.8	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	1155	1148.2	1200	1200
New weighted rating	1166.5	1159.5	1200	1200
New weighted performance	1091.2	1093.4	0	0
Temp new rating	1166.5	1159.5	1200	1200
Temp new rating +/-	0.5	0.7	0	0
Final new rating +/-	0.5	0.7	0	0
New rating	1166.5	1159.5	1200	1200
New K-factor	36	36	36	36
New floor	719.5	714.3	700	700

Item	Main	Standard
	0	0
	28	28
	41	41
	17	17
	0	0
	0	0
History	86	86

Games since
	Main 69	Standard 69		Rapid 0		Blitz 0
Gender	Female
Age group	U12
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	4202		1409		377
Female	1052		433		124
U12	720		262		74
U12 Female	233		97		36
Standard
	RSA		Province		Region
Overall	4166		1175		429
Female	1056		393		154
U12	690		199		86
U12 Female	218		83		44
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U12	-1		-1		-1
U12 Female	-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	28	12	42.86	-60.7	1240.5	1179.8
Standard	28	12	42.86	-60.7	1240.5	1179.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	86	34.5	40.12	-84	1212.3	1128.3
Standard	86	34.5	40.12	-84	1212.3	1128.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1155	1148.2	1200	1200
2025-09-01	1155	1148.2	1200	1200
2025-08-01	1181.1	1178.5	1200	1200
2025-07-01	1181.1	1178.5	1200	1200
2025-06-01	1181.1	1178.5	1200	1200
2025-05-01	1181.1	1178.5	1200	1200
2025-04-01	1219.5	1214.3	1200	1200
2025-03-01	1171.3	1161.6	1200	1200
2025-02-01	1150.9	1134.7	1200	1200
2025-01-01	1150.9	1134.7	1200	1200
2024-12-01	1150.9	1134.7	1200	1200
2024-11-01	1150.9	1134.7	1200	1200
2024-10-01	1150.9	1134.7	1200	1200
2024-09-01	1195.7	1195.5	1200	1200
2024-08-01	1179.4	1176.7	1200	1200
2024-07-01	1179.4	1176.7	1200	1200
2024-06-01	1179.4	1176.7	1200	1200
2024-08-01	1156.2	1157.3	1200	1200
2024-04-01	1160.1	1168.8	1200	1200
2024-03-01	1139.5	1144.4	1200	1200
2024-02-01	1047.9	1024.4	1200	1200
2024-01-01	1047.9	1024.4	1200	1200
2023-12-01	1047.9	1024.4	1200	1200
2023-11-01	1047.9	1024.4	1200	1200

Comming soon.

Tournaments

History

No tournaments found.

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Top Schools 2025 (U11 Open)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	5	1	Yes	Analysis
2	Eden Chess Trials 2 2025 (U12)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	9	3	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis
4	Oudussa Trials 2025 (U11 Girls)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	4	2	Yes	Analysis
5	Oudussa Trials 2 2025 (U11 Girls)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Eden Top Schools 2025 (U11 Open)	2025-08-16	2025-08-16	Standard	Eden (WEG)	5	5	1	Yes	Analysis
2	Eden Chess Trials 2 2025 (U12)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	9	3	Yes	Analysis
3	Eden Schools Chess Trials 1 2025 (U11 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis
4	Oudussa Trials 2025 (U11 Girls)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	4	2	Yes	Analysis
5	Oudussa Trials 2 2025 (U11 Girls)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
6	Western Cape Top Schools Championship 2024 (U9 Girls)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	5	1	Yes	Analysis
7	Eden Top Schools 2024 (U9 Girls)	2024-08-17	2024-08-17	Standard	Eden (WEG)	5	5	3	Yes	Analysis
8	Western Cape PS Individuals Championship 2024 (U9 Girls)	2024-05-04	2024-05-05	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
9	Eden Chess Trials 2 2024 (U10)	2024-04-13	2024-04-20	Standard	Eden (WEG)	10	10	3.5	Yes	Analysis
10	Eden School Chess Trials 1 2024 (U9 Girls)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	2.5	Yes	Analysis
11	OUDUSSA Trials 2 2024 (U7+U9 Boys+Girls)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	3	Yes	Analysis
12	OUDUSSA Trials 1 2024 (U7+U9 Girls)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
13	Eden Trials 2+3 2023 (U10)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	8	1.5	Yes	Analysis
14	Eden Trails 1 2023 (U9 Girls)	2023-03-11	2023-03-11	Standard	Eden (WEG)	5	4	0	Yes	Analysis
15	Oudussa Proewe 1 2023 (U7+U9 Girls)	2023-02-11	2023-02-11	Standard	Eden (WEG)	5	5	1.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament OUDUSSA Trials 1 2024				Tournament OUDUSSA Trials 2 2024
		date 2024-02-03	rnd 3	type Standard	result 0.5	date 2024-02-17	rnd 2	type Standard	result 1
		Opponent October, A (Aliyah)				Opponent October, A (Aliyah)
2	3	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Wicombe, L (Lynne)				Opponent Sauls, G (Gianna)
3	3	Tournament Western Cape PS Individuals Championship 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-05-04	rnd 3	type Standard	result 1	date 2024-05-05	rnd 5	type Standard	result 1
		Opponent Barnard, L (Leanke)				Opponent Harikisun, A (Acira)

#	Games	Start				End
1	5	Tournament OUDUSSA Trials 1 2024				Tournament OUDUSSA Trials 2 2024
		date 2024-02-03	rnd 3	type Standard	result 0.5	date 2024-02-17	rnd 2	type Standard	result 1
		Opponent October, A (Aliyah)				Opponent October, A (Aliyah)
2	3	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Wicombe, L (Lynne)				Opponent Sauls, G (Gianna)
3	3	Tournament Western Cape PS Individuals Championship 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-05-04	rnd 3	type Standard	result 1	date 2024-05-05	rnd 5	type Standard	result 1
		Opponent Barnard, L (Leanke)				Opponent Harikisun, A (Acira)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament OUDUSSA Trials 1 2024				Tournament OUDUSSA Trials 2 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-17	rnd 2	type Standard	result 1
		Opponent Galant, H (Hopelin)				Opponent October, A (Aliyah)
2	3	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Wicombe, L (Lynne)				Opponent Sauls, G (Gianna)
3	3	Tournament Western Cape PS Individuals Championship 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-05-04	rnd 3	type Standard	result 1	date 2024-05-05	rnd 5	type Standard	result 1
		Opponent Barnard, L (Leanke)				Opponent Harikisun, A (Acira)

#	Games	Start				End
1	4	Tournament OUDUSSA Trials 1 2024				Tournament OUDUSSA Trials 2 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-17	rnd 2	type Standard	result 1
		Opponent Galant, H (Hopelin)				Opponent October, A (Aliyah)
2	3	Tournament Eden Schools Chess Trials 1 2025				Tournament Eden Schools Chess Trials 1 2025
		date 2025-03-08	rnd 2	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Wicombe, L (Lynne)				Opponent Sauls, G (Gianna)
3	3	Tournament Western Cape PS Individuals Championship 2024				Tournament Western Cape PS Individuals Championship 2024
		date 2024-05-04	rnd 3	type Standard	result 1	date 2024-05-05	rnd 5	type Standard	result 1
		Opponent Barnard, L (Leanke)				Opponent Harikisun, A (Acira)

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	De Villiers ,A (Azalea)	4	2.5	106.2	4	2.5	106.2	0	0	0	0	0	0
1	De Villiers ,A (Azalea)	4	1097.7	1203.9	4	1080.6	1203.9	0	0	0	0	0	0
2	Williams ,L (Lauri-Url)	4	0.5	-318.8	4	0.5	-318.8	0	0	0	0	0	0
2	Williams ,L (Lauri-Url)	4	1254.5	935.8	4	1257.3	935.8	0	0	0	0	0	0
3	October ,A (Aliyah)	4	2.5	106.2	4	2.5	106.2	0	0	0	0	0	0
3	October ,A (Aliyah)	4	1187.6	1293.8	4	1186.9	1293.8	0	0	0	0	0	0
4	Wicombe ,L (Lynne)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
4	Wicombe ,L (Lynne)	3	1200.8	1059.1	3	1199.7	1059.1	0	0	0	0	0	0
5	Meyer ,I (Isabella)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Meyer ,I (Isabella)	2	1275.2	850.2	2	1286.7	850.2	0	0	0	0	0	0
6	Jordaan ,Z (Zoila)	2	1	0	2	1	0	0	0	0	0	0	0
6	Jordaan ,Z (Zoila)	2	1213.7	1213.7	2	1205.8	1213.7	0	0	0	0	0	0
7	April ,C (Caydee)	2	2	425	2	2	425	0	0	0	0	0	0
7	April ,C (Caydee)	2	1180.1	1605.1	2	1167	1605.1	0	0	0	0	0	0
8	Petersen ,E (Elijah)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Petersen ,E (Elijah)	2	1344.2	919.2	2	1369.8	919.2	0	0	0	0	0	0
9	Stewart ,C (Chante)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Stewart ,C (Chante)	2	1238.7	813.7	2	1244.8	813.7	0	0	0	0	0	0
10	Odendaal ,D (Daniel)	2	0	-425	2	0	-425	0	0	0	0	0	0
10	Odendaal ,D (Daniel)	2	1188.4	763.4	2	1210.3	763.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Botha, M (Mashone)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms