Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mathamela, O (Omphemetse)

Chess SA id

2070110636

FIDE id

Date of birth

2007-06-25 (U20)

Gender

Female

Region

Frances Baard (NCF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-03-02

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1218.7	1216.1	1246	1109.4
Raw rating	1218.7	1216.1	1246	1109.4
Weighted rating	1217.2	1214.8	1242.9	1108.7
Weighted performance	941.5	905.2	0	0
Floor	733.9	764.7	746	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.5	162	155.3	188.6
Highest rating	1260.4 2023-06-01	1277.8 2023-06-01	1253.5 2024-03-01	1200 2018-10-01
Highest raw rating	1233.9 2023-07-01	1264.7 2023-07-01	1246 2024-05-01	1200 2019-12-01
Highest weighted rating	1216.1 2025-08-01	1264.7 2025-03-01	1240.2 2025-08-01	1200 2018-10-01
Highest weighted performance	1260.4 2023-06-01	1277.8 2023-06-01	1253.5 2024-03-01	1200 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1218.7	1216.1	1246	1109.4
Analysis
Rating	1218.7	1216.1	1246	1109.4
Raw rating	1218.7	1216.1	1246	1109.4
Weighted rating	1217.2	1214.8	1242.9
Weighted performance	941.5	905.2	0
K-factor	36	36	36	36
Floor	733.9	764.7	746	700
Max/Min rating change allowed	161.5	162	155.3	188.6
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	1218.7	1216.1	1246	1109.4
New weighted rating	1217.7	1215	1243.9	1108.8
New weighted performance	941.1	904.8	0	0
Temp new rating	1218.7	1216.1	1246	1109.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1218.7	1216.1	1246	1109.4
New K-factor	36	36	36	36
New floor	733.9	764.7	746	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	5	0	5	0
	50	30	11	9
	16	16	0	0
	0	0	0	0
History	85	60	16	9

Games since
	Main 5	Standard 0		Rapid 5		Blitz 0
Gender	Female
Age group	U20
Region	Frances Baard (NCF)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 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	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	85	35.5	41.76	-70	1260	1190
Standard	60	25.5	42.5	-63.8	1234.7	1170.9
Rapid	16	9	56.25	53.1	1258.2	1311.4
Blitz	9	1	11.11	-330.6	1432.2	1101.6

Date	Main	Standard	Rapid	Blitz
2025-09-30	1218.7	1216.1	1246	1109.4
2025-09-01	1218.7	1216.1	1246	1109.4
2025-08-01	1218.7	1216.1	1246	1109.4
2025-07-01	1218.7	1216.1	1246	1109.4
2025-06-01	1218.7	1216.1	1246	1109.4
2025-05-01	1218.7	1216.1	1246	1109.4
2025-04-01	1218.7	1216.1	1246	1109.4
2025-03-01	1218.7	1216.1	1246	1109.4
2025-02-01	1218.7	1215.9	1246	1109.4
2025-01-01	1218.7	1212.9	1246	1107.6
2024-12-01	1218.7	1212.9	1246	1107.6
2024-11-01	1218.7	1212.9	1246	1107.6
2024-10-01	1218.7	1212.9	1246	1107.6
2024-09-01	1218.7	1212.9	1246	1107.6
2024-08-01	1218.7	1212.9	1246	1107.6
2024-07-01	1218.7	1212.9	1246	1107.6
2024-06-01	1218.7	1212.9	1246	1107.6
2024-08-01	1218.7	1212.9	1246	1107.6
2024-04-01	1218.7	1212.9	1246	1107.6
2024-03-01	1188.9	1212.9	1183.6	1107.6
2024-02-01	1188.9	1212.9	1183.6	1107.6
2024-01-01	1188.9	1212.9	1183.6	1107.6
2023-12-01	1188.9	1212.9	1183.6	1107.6
2023-11-01	1188.9	1212.9	1183.6	1107.6

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 Frances Baard Schools Teams (High School)	2024-03-02	2024-03-02	Rapid	Frances Baard (NCF)	5	5	4	Yes	Analysis
2	2023 Moja Chess Extravaganza (Ladies)	2023-09-30	2023-10-04	Standard	Frances Baard (NCF)	9	6	1.5	Yes	Analysis
3	2023 Northern Cape Schools Provincial Trials (U18 Girls)	2023-06-24	2023-06-24	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
4	Galeshewe Youth Day Chess Festival 2023 (Juniors)	2023-06-16	2023-06-16	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
5	Galeshewe Youth Day Chess Festival 2023 (Rapid B)	2023-06-17	2023-06-17	Rapid	Frances Baard (NCF)	6	6	4	Yes	Analysis
6	Galeshewe Youth Day Chess Festival 2023 (Blitz)	2023-06-17	2023-06-17	Blitz	Frances Baard (NCF)	9	9	1	Yes	Analysis
7	Mayibuye Tournament 2023 (Open)	2023-05-13	2023-05-13	Rapid	Frances Baard (NCF)	5	5	1	Yes	Analysis
8	Frances Baard Schools Trials 2023 (U18 Girls)	2023-05-27	2023-05-27	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
9	Galeshewe Open Tournament 2023 (Open)	2023-04-29	2023-04-29	Standard	Frances Baard (NCF)	5	4	0.5	Yes	Analysis
10	Frances Baard School Open II 2023 (U17)	2023-03-18	2023-03-18	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
11	NSSC Winter Games 2022 (U15 Girls)	2022-07-04	2022-07-06	Standard	Cape Town (WCT)	7	6	0.5	Yes	Analysis
12	Northern Cape Provincial Schools Trials 2022 (U15 Girls)	2022-06-24	2022-06-24	Standard	Frances Baard (NCF)	5	5	4	Yes	Analysis
13	FB Schools Trials 2022 (U15+U18 Girls)	2022-06-11	2022-06-11	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
14	Frances Baard Chess Open 2020 (Ladies)	2020-02-01	2020-02-01	Standard	Frances Baard (NCF)	5	4	0	Yes	Analysis
15	South African Schools Individuals Chess Championships 2019 (U13 Girls)	2019-06-18	2019-06-21	Standard	Frances Baard (NCF)	7	6	2	Yes	Analysis
16	Frances Baard Schools Trials 2019 (U11+U13 Girls)	2019-03-02	2019-03-02	Standard	Frances Baard (NCF)	5	4	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament Frances Baard Schools Trials 2023				Tournament Galeshewe Youth Day Chess Festival 2023
		date 2023-05-27	rnd 4	type Standard	result 1	date 2023-06-16	rnd 2	type Standard	result 1
		Opponent Badenhorst, J (Jenilee)				Opponent Gabaikangwe, K (Kutlwano)
2	4	Tournament Northern Cape Provincial Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-06-24	rnd 2	type Standard	result 1	date 2022-06-24	rnd 5	type Standard	result 1
		Opponent Irion, T (Tash-Lee)				Opponent Kopang, K (Kitso)
3	3	Tournament Galeshewe Youth Day Chess Festival 2023				Tournament 2023 Northern Cape Schools Provincial Trials
		date 2023-06-17	rnd 5	type Rapid	result 1	date 2023-06-24	rnd 1	type Standard	result 1
		Opponent Gabaikangwe, K (Kutlwano)				Opponent Bowers, A (Albani)

#	Games	Start				End
1	4	Tournament Frances Baard Schools Trials 2023				Tournament Galeshewe Youth Day Chess Festival 2023
		date 2023-05-27	rnd 4	type Standard	result 1	date 2023-06-16	rnd 2	type Standard	result 1
		Opponent Badenhorst, J (Jenilee)				Opponent Gabaikangwe, K (Kutlwano)
2	4	Tournament Northern Cape Provincial Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-06-24	rnd 2	type Standard	result 1	date 2022-06-24	rnd 5	type Standard	result 1
		Opponent Irion, T (Tash-Lee)				Opponent Kopang, K (Kitso)
3	3	Tournament Frances Baard School Open II 2023				Tournament Frances Baard School Open II 2023
		date 2023-03-18	rnd 2	type Standard	result 1	date 2023-03-18	rnd 4	type Standard	result 1
		Opponent Katlane, G (Goitseone)				Opponent Van Vrede, E (Ethan)

#	Games	Start				End
1	4	Tournament Galeshewe Youth Day Chess Festival 2023				Tournament 2024 Frances Baard Schools Teams
		date 2023-06-17	rnd 5	type Rapid	result 1	date 2024-03-02	rnd 2	type Rapid	result 1
		Opponent Gabaikangwe, K (Kutlwano)				Opponent O'Niell, S (Stephan)
2	2	Tournament 2024 Frances Baard Schools Teams				Tournament 2024 Frances Baard Schools Teams
		date 2024-03-02	rnd 4	type Rapid	result 1	date 2024-03-02	rnd 5	type Rapid	result 1
		Opponent Moabi, Z (Zackary)				Opponent White , H (Hugh)
3	2	Tournament Galeshewe Youth Day Chess Festival 2023				Tournament Galeshewe Youth Day Chess Festival 2023
		date 2023-06-17	rnd 1	type Rapid	result 1	date 2023-06-17	rnd 2	type Rapid	result 1
		Opponent Mahumapelo, I (Ivan)				Opponent Oliphant, S (Sinesipho)

#	Games	Start				End
1	1	Tournament Galeshewe Youth Day Chess Festival 2023				Tournament Galeshewe Youth Day Chess Festival 2023
		date 2023-06-17	rnd 6	type Blitz	result 1	date 2023-06-17	rnd 6	type Blitz	result 1
		Opponent Radebe, LN (Lubabalo)				Opponent Radebe, LN (Lubabalo)

#	Games	Start				End
1	4	Tournament Frances Baard Schools Trials 2023				Tournament Galeshewe Youth Day Chess Festival 2023
		date 2023-05-27	rnd 4	type Standard	result 1	date 2023-06-16	rnd 2	type Standard	result 1
		Opponent Badenhorst, J (Jenilee)				Opponent Gabaikangwe, K (Kutlwano)
2	4	Tournament Northern Cape Provincial Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-06-24	rnd 2	type Standard	result 1	date 2022-06-24	rnd 5	type Standard	result 1
		Opponent Irion, T (Tash-Lee)				Opponent Kopang, K (Kitso)
3	3	Tournament Galeshewe Youth Day Chess Festival 2023				Tournament 2023 Northern Cape Schools Provincial Trials
		date 2023-06-17	rnd 5	type Rapid	result 1	date 2023-06-24	rnd 1	type Standard	result 1
		Opponent Gabaikangwe, K (Kutlwano)				Opponent Bowers, A (Albani)

#	Games	Start				End
1	4	Tournament Frances Baard Schools Trials 2023				Tournament Galeshewe Youth Day Chess Festival 2023
		date 2023-05-27	rnd 4	type Standard	result 1	date 2023-06-16	rnd 2	type Standard	result 1
		Opponent Badenhorst, J (Jenilee)				Opponent Gabaikangwe, K (Kutlwano)
2	4	Tournament Northern Cape Provincial Schools Trials 2022				Tournament Northern Cape Provincial Schools Trials 2022
		date 2022-06-24	rnd 2	type Standard	result 1	date 2022-06-24	rnd 5	type Standard	result 1
		Opponent Irion, T (Tash-Lee)				Opponent Kopang, K (Kitso)
3	3	Tournament Frances Baard School Open II 2023				Tournament Frances Baard School Open II 2023
		date 2023-03-18	rnd 2	type Standard	result 1	date 2023-03-18	rnd 4	type Standard	result 1
		Opponent Katlane, G (Goitseone)				Opponent Van Vrede, E (Ethan)

#	Games	Start				End
1	4	Tournament Galeshewe Youth Day Chess Festival 2023				Tournament 2024 Frances Baard Schools Teams
		date 2023-06-17	rnd 5	type Rapid	result 1	date 2024-03-02	rnd 2	type Rapid	result 1
		Opponent Gabaikangwe, K (Kutlwano)				Opponent O'Niell, S (Stephan)
2	2	Tournament 2024 Frances Baard Schools Teams				Tournament 2024 Frances Baard Schools Teams
		date 2024-03-02	rnd 4	type Rapid	result 1	date 2024-03-02	rnd 5	type Rapid	result 1
		Opponent Moabi, Z (Zackary)				Opponent White , H (Hugh)
3	2	Tournament Galeshewe Youth Day Chess Festival 2023				Tournament Galeshewe Youth Day Chess Festival 2023
		date 2023-06-17	rnd 1	type Rapid	result 1	date 2023-06-17	rnd 2	type Rapid	result 1
		Opponent Mahumapelo, I (Ivan)				Opponent Oliphant, S (Sinesipho)

#	Games	Start				End
1	1	Tournament Galeshewe Youth Day Chess Festival 2023				Tournament Galeshewe Youth Day Chess Festival 2023
		date 2023-06-17	rnd 6	type Blitz	result 1	date 2023-06-17	rnd 6	type Blitz	result 1
		Opponent Radebe, LN (Lubabalo)				Opponent Radebe, LN (Lubabalo)

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	Ahjum ,SHA (Savannah)	4	0	-425	3	0	-425	1	0	-425	0	0	0
1	Ahjum ,SHA (Savannah)	4	1499.9	1074.9	3	1477.7	1074.9	1	1231.9	1074.9	0	0	0
2	Badenhorst ,J (Jenilee)	3	3	425	3	3	425	0	0	0	0	0	0
2	Badenhorst ,J (Jenilee)	3	1178	1603	3	1173.1	1603	0	0	0	0	0	0
3	Ahjum ,J (Jordan)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Ahjum ,J (Jordan)	2	1133.9	708.9	2	1129.7	708.9	0	0	0	0	0	0
4	Kopakae ,R (Remoneilwe)	2	1	0	2	1	0	0	0	0	0	0	0
4	Kopakae ,R (Remoneilwe)	2	1207.2	1207.2	2	1205.8	1207.2	0	0	0	0	0	0
5	Ahjum ,KMK (Kristen)	2	1	0	2	1	0	0	0	0	0	0	0
5	Ahjum ,KMK (Kristen)	2	1251.9	1251.9	2	1251.1	1251.9	0	0	0	0	0	0
6	Letshabo ,K (Kefano)	2	1	0	2	1	0	0	0	0	0	0	0
6	Letshabo ,K (Kefano)	2	1200	1200	2	1200	1200	0	0	0	0	0	0
7	O'Niell ,S (Stephan)	2	1	0	1	0	-425	1	1	425	0	0	0
7	O'Niell ,S (Stephan)	2	1230.9	1230.9	1	1200	805.9	1	1200	1655.9	0	0	0
8	Gabaikangwe ,K (Kutlwano)	2	2	425	1	1	425	1	1	425	0	0	0
8	Gabaikangwe ,K (Kutlwano)	2	1210.9	1635.9	1	1211.9	1635.9	1	1200	1635.9	0	0	0
9	Mathamela ,GM (George Mosimanegape)	2	0.5	-212.5	1	0.5	0	0	0	0	1	0	-425
9	Mathamela ,GM (George Mosimanegape)	2	1363.8	1151.2	1	1361.3	1363.8	0	0	0	1	1383.8	938.8
10	Mothata ,O (Omaatla)	2	0	-425	0	0	0	1	0	-425	1	0	-425
10	Mothata ,O (Omaatla)	2	1611.9	1186.9	0	0	0	1	932.4	1186.9	1	1053.2	1186.9

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Mathamela, O (Omphemetse)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms