Chess South Africa Ratings Database

PLAYER PAGE

Personal

Semathu, M (Mmusi)

Chess SA id

1100307443

FIDE id

Date of birth

2010-08-19 (U18)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1210.7	1210.4	1199.9	1200
Raw rating	1197.3	1186.2	1198.5	1200
Weighted rating	1210.7	1210.4	1199.9	1200
Weighted performance	1102	0	0	0
Floor	738.3	747.6	700.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.4	169.1	166.2	165.8
Highest rating	1238.3 2025-04-01	1247.6 2025-04-01	1200.8 2024-10-01	1200 2024-10-01
Highest raw rating	1238.3 2025-04-01	1247.6 2025-04-01	1200.8 2024-10-01	1200 2024-10-01
Highest weighted rating	1238.3 2025-06-01	1247.6 2025-06-01	1200.8 2024-10-01	1200 2024-10-01
Highest weighted performance	1200 2024-12-01	1200 2024-10-01	1200 2024-12-01	1200 2024-10-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.9	-1.8	-0.1	0
New rating	1209.8	1208.6	1199.8	1200
Analysis
Rating	1210.7	1210.4	1199.9	1200
Raw rating	1197.3	1186.2	1198.5	1200
Weighted rating	1210.7	1210.4	1199.9
Weighted performance	1102	0	0
K-factor	36	36	36	36
Floor	738.3	747.6	700.8	700
Max/Min rating change allowed	166.4	169.1	166.2	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	1197.3	1186.2	1198.5	1200
New weighted rating	1209.8	1208.6	1199.8	1200
New weighted performance	1094.2	0	0	0
Temp new rating	1209.8	1208.6	1199.8	1200
Temp new rating +/-	-0.9	-1.8	-0.1	0
Final new rating +/-	-0.9	-1.8	-0.1	0
New rating	1209.8	1208.6	1199.8	1200
New K-factor	36	36	36	36
New floor	738.3	747.6	700.8	700

Item	Main	Standard	Rapid
	0	0	0
	22	17	5
	5	0	5
	0	0	0
	0	0	0
	0	0	0
History	27	17	10

Games since
	Main 27	Standard 17		Rapid 10		Blitz 0
Gender	Male
Age group	U16
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
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	22	10	45.45	-38.6	1237	1198.4
Standard	17	7	41.18	-75	1261.7	1186.7
Rapid	5	3	60	85	1153.1	1238.1
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	27	13	48.15	-15.7	1203.7	1187.9
Standard	17	7	41.18	-75	1261.7	1186.7
Rapid	10	6	60	85	1105	1190
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1197.3	1186.2	1198.5	1200
2025-11-30	1197.3	1186.2	1198.5	1200
2025-11-01	1197.3	1186.2	1198.5	1200
2025-09-30	1215	1215	1198.5	1200
2025-09-01	1215	1215	1198.5	1200
2025-08-01	1212	1215	1200.8	1200
2025-07-01	1210.8	1213.7	1200.8	1200
2025-06-01	1238.3	1247.6	1200.8	1200
2025-05-01	1238.3	1247.6	1200.8	1200
2025-04-01	1238.3	1247.6	1200.8	1200
2025-03-01	1237.6	1245.7	1200.8	1200
2025-02-01	1199.9	1200	1200.8	1200
2025-01-01	1199.7	1200	1200.8	1200
2024-12-01	1199.7	1200	1200.8	1200
2024-11-01	1199.7	1200	1200.8	1200
2024-10-01	1199.7	1200	1200.8	1200
2024-09-01	1199.7	1200	1200.8	1200
2024-11-01	1199.7	1200	1200.8	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	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	Bojanala's Battle Of Mount Cambridge 2025 (Bishops)	2025-10-11	2025-10-11	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
2	Bojanala's Clash Of Schools 2025 (U15)	2025-08-02	2025-08-02	Rapid	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
3	JCC Steyn City High Schools League 2025 (A)	2025-05-07	2025-06-09	Standard	Johannesburg Metro (GJM)	6	2	0	Yes	Analysis
4	JCC Steyn City High Schools League 2025 (B)	2025-05-07	2025-06-09	Standard	Johannesburg Metro (GJM)	6	1	0	Yes	Analysis
5	2025 Chris Greyling Open Chess Tournament (D2)	2025-03-15	2025-03-15	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
6	2025 West Rand Open (Rooks)	2025-02-08	2025-02-08	Standard	West Rand (GWR)	5	5	3	Yes	Analysis
7	Bojanala's Clash Of Schools - Secondary 2024 (High School Seniors)	2024-07-27	2024-07-27	Rapid	Bojanala Platina (NBR)	5	5	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament Bojanala's Clash Of Schools - Secondary 2024				Tournament 2025 West Rand Open
		date 2024-07-27	rnd 4	type Rapid	result 1	date 2025-02-08	rnd 1	type Standard	result 1
		Opponent Mashabela, O (Omphile)				Opponent Mithani, G (Gcobani)
2	2	Tournament 2025 West Rand Open				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2025-02-08	rnd 5	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Sibanda, S (Sibusiso)				Opponent Molotsi, O (Oreratile)
3	1	Tournament Bojanala's Battle Of Mount Cambridge 2025				Tournament Bojanala's Battle Of Mount Cambridge 2025
		date 2025-10-11	rnd 5	type Standard	result 1	date 2025-10-11	rnd 5	type Standard	result 1
		Opponent Vlok, L (Levi)				Opponent Vlok, L (Levi)

#	Games	Start				End
1	2	Tournament 2025 West Rand Open				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2025-02-08	rnd 5	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Sibanda, S (Sibusiso)				Opponent Molotsi, O (Oreratile)
2	1	Tournament 2025 Chris Greyling Open Chess Tournament				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Masemola, K (Keitumetse)				Opponent Masemola, K (Keitumetse)
3	1	Tournament 2025 Chris Greyling Open Chess Tournament				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2025-03-15	rnd 3	type Standard	result 1	date 2025-03-15	rnd 3	type Standard	result 1
		Opponent Legoabe, L (Lesedi)				Opponent Legoabe, L (Lesedi)

#	Games	Start				End
1	3	Tournament Bojanala's Clash Of Schools - Secondary 2024				Tournament Bojanala's Clash Of Schools 2025
		date 2024-07-27	rnd 4	type Rapid	result 1	date 2025-08-02	rnd 1	type Rapid	result 1
		Opponent Mashabela, O (Omphile)				Opponent Jele, S (Sicelo)
2	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 5	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Mantsho, L (Letlhogonolo)				Opponent Mantsho, L (Letlhogonolo)
3	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 3	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Masilela, K (Kholwa-Ku-Zimu)				Opponent Masilela, K (Kholwa-Ku-Zimu)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bojanala's Clash Of Schools - Secondary 2024				Tournament 2025 West Rand Open
		date 2024-07-27	rnd 4	type Rapid	result 1	date 2025-02-08	rnd 1	type Standard	result 1
		Opponent Mashabela, O (Omphile)				Opponent Mithani, G (Gcobani)
2	2	Tournament 2025 West Rand Open				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2025-02-08	rnd 5	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Sibanda, S (Sibusiso)				Opponent Molotsi, O (Oreratile)
3	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 5	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Mantsho, L (Letlhogonolo)				Opponent Mantsho, L (Letlhogonolo)

#	Games	Start				End
1	2	Tournament 2025 West Rand Open				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2025-02-08	rnd 5	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Sibanda, S (Sibusiso)				Opponent Molotsi, O (Oreratile)
2	1	Tournament 2025 Chris Greyling Open Chess Tournament				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2025-03-15	rnd 5	type Standard	result 1	date 2025-03-15	rnd 5	type Standard	result 1
		Opponent Masemola, K (Keitumetse)				Opponent Masemola, K (Keitumetse)
3	1	Tournament 2025 Chris Greyling Open Chess Tournament				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2025-03-15	rnd 3	type Standard	result 1	date 2025-03-15	rnd 3	type Standard	result 1
		Opponent Legoabe, L (Lesedi)				Opponent Legoabe, L (Lesedi)

#	Games	Start				End
1	3	Tournament Bojanala's Clash Of Schools - Secondary 2024				Tournament Bojanala's Clash Of Schools 2025
		date 2024-07-27	rnd 4	type Rapid	result 1	date 2025-08-02	rnd 1	type Rapid	result 1
		Opponent Mashabela, O (Omphile)				Opponent Jele, S (Sicelo)
2	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 5	type Rapid	result 1	date 2025-08-02	rnd 5	type Rapid	result 1
		Opponent Mantsho, L (Letlhogonolo)				Opponent Mantsho, L (Letlhogonolo)
3	1	Tournament Bojanala's Clash Of Schools 2025				Tournament Bojanala's Clash Of Schools 2025
		date 2025-08-02	rnd 3	type Rapid	result 1	date 2025-08-02	rnd 3	type Rapid	result 1
		Opponent Masilela, K (Kholwa-Ku-Zimu)				Opponent Masilela, K (Kholwa-Ku-Zimu)

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	Lekgoba ,R (Rethabile Ellen)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Lekgoba ,R (Rethabile Ellen)	1	1348.9	923.9	1	1341.3	923.9	0	0	0	0	0	0
2	Jiana ,L (Lungile)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Jiana ,L (Lungile)	1	1141	716	1	1200	716	0	0	0	0	0	0
3	Croughs ,D (Danial Jilani)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Croughs ,D (Danial Jilani)	1	1225	800	1	1200	800	0	0	0	0	0	0
4	Udodi ,E (Edubechukwu)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Udodi ,E (Edubechukwu)	1	1406.7	981.7	1	1435.6	981.7	0	0	0	0	0	0
5	Mashiane ,B (Boikanyo)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mashiane ,B (Boikanyo)	1	1193	768	1	1190	768	0	0	0	0	0	0
6	Sibanda ,S (Sibusiso)	1	1	425	1	1	425	0	0	0	0	0	0
6	Sibanda ,S (Sibusiso)	1	1215	1640	1	1207.1	1640	0	0	0	0	0	0
7	Clarke ,M (Myron)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Clarke ,M (Myron)	1	1379	954	1	1402.9	954	0	0	0	0	0	0
8	Mnguni ,KJ (Katlego Junior)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mnguni ,KJ (Katlego Junior)	1	1309.7	1734.7	1	1309.4	1734.7	0	0	0	0	0	0
9	Neswiswa ,K (Khano)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Neswiswa ,K (Khano)	1	1465.2	1040.2	1	1310.3	1040.2	0	0	0	0	0	0
10	Zhang ,W (Wenbo)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Zhang ,W (Wenbo)	1	1221.1	796.1	1	1223.9	796.1	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

Semathu, M (Mmusi)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms