Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mahamotsa, W (Wilson M)

Chess SA id

1930106686

FIDE id

Date of birth

1993-12-31 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-07-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1283.5	1277.9	1300	1300
Raw rating	1283.2	1277.9	1300	1300
Weighted rating	1283.5	1271.6	1299.7	1299.7
Weighted performance	870.8	869	0	0
Floor	784	777.9	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	147.3	148.4	143.8	143.8
Highest rating	1284 2024-02-01	1277.9 2025-08-01	1300 2024-02-01	1300 2024-02-01
Highest raw rating	1284 2024-02-01	1277.9 2025-08-01	1300 2024-02-01	1300 2024-02-01
Highest weighted rating	1280.8 2025-08-01	1267.3 2025-08-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.3	0	0	0
New rating	1283.7	1277.9	1300	1300
Analysis
Rating	1283.5	1277.9	1300	1300
Raw rating	1283.2	1277.9	1300	1300
Weighted rating	1283.5	1271.6	1299.7
Weighted performance	870.8	869	0
K-factor	36	36	36	36
Floor	784	777.9	800	800
Max/Min rating change allowed	147.3	148.4	143.8	143.8
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	1283.2	1277.9	1300	1300
New weighted rating	1283.7	1272.5	1300	1300
New weighted performance	863.4	861.6	0	0
Temp new rating	1283.7	1277.9	1300	1300
Temp new rating +/-	0.3	0	0	0
Final new rating +/-	0.3	0	0	0
New rating	1283.7	1277.9	1300	1300
New K-factor	36	36	36	36
New floor	784	777.9	800	800

Item	Main	Standard
	0	0
	14	14
	0	0
	0	0
	0	0
	0	0
History	49	49

Games since
	Main 14	Standard 14		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	14	6.5	46.43	-30.4	1324.3	1294
Standard	14	6.5	46.43	-30.4	1324.3	1294
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	49	21.5	43.88	-52	1265.7	1213.6
Standard	49	21.5	43.88	-52	1265.7	1213.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1283.2	1277.9	1300	1300
2025-09-30	1283.2	1277.9	1300	1300
2025-09-01	1283.2	1277.9	1300	1300
2025-08-01	1283.2	1277.9	1300	1300
2025-07-01	1284	1269.3	1300	1300
2025-06-01	1284	1269.3	1300	1300
2025-05-01	1284	1269.3	1300	1300
2025-04-01	1284	1269.3	1300	1300
2025-03-01	1284	1269.3	1300	1300
2025-02-01	1284	1269.3	1300	1300
2025-01-01	1284	1269.3	1300	1300
2024-12-01	1284	1269.3	1300	1300
2024-11-01	1284	1269.3	1300	1300
2024-10-01	1284	1269.3	1300	1300
2024-09-01	1284	1269.3	1300	1300
2024-08-01	1284	1269.3	1300	1300
2024-07-01	1284	1269.3	1300	1300
2024-09-01	1284	1269.3	1300	1300
2024-05-01	1284	1269.3	1300	1300
2024-04-01	1284	1269.3	1300	1300
2024-03-01	1284	1269.3	1300	1300
2024-02-01	1284	1269.3	1300	1300
2024-01-01	1284	1269.3	1300	1300
2023-12-01	1190.3	1189.2	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	2025 Wynie Robbertse Chess Tournament (D)	2025-07-19	2025-07-19	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
2	South African Open 2025 (B)	2025-06-28	2025-07-05	Standard	Johannesburg Metro (GJM)	11	9	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Wynie Robbertse Chess Tournament (D)	2025-07-19	2025-07-19	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
2	South African Open 2025 (B)	2025-06-28	2025-07-05	Standard	Johannesburg Metro (GJM)	11	9	3	Yes	Analysis
3	SAPS National Individual Chess Championship 2019 (Men)	2019-10-23	2019-10-25	Standard	Frances Baard (NCF)	9	9	3.5	Yes	Analysis
4	SAPS National Team Chess Championship 2019	2019-10-26	2019-10-30	Standard	Frances Baard (NCF)	9	9	3.5	Yes	Analysis
5	SAPS National Individual Championship 2018 (Men)	2018-09-12	2018-09-15	Standard	Xhariep (FXT)	9	9	3.5	Yes	Analysis
6	SAPS National Team Championship 2018	2018-09-11	2018-09-11	Standard	Xhariep (FXT)	9	8	4.5	Yes	Analysis

#	Games	Start				End
1	6	Tournament South African Open 2025				Tournament 2025 Wynie Robbertse Chess Tournament
		date 2025-07-03	rnd 8	type Standard	result 0.5	date 2025-07-19	rnd 2	type Standard	result 1
		Opponent Chademuwiri, N (Ndangariro)				Opponent Lubbe, E (Elisha)
2	4	Tournament SAPS National Team Championship 2018				Tournament SAPS National Team Championship 2018
		date 2018-09-11	rnd 4	type Standard	result 0.5	date 2018-09-11	rnd 7	type Standard	result 1
		Opponent Muizenheimer, A (Ashley)				Opponent Thobejane, JN (Jimmy)
3	3	Tournament SAPS National Individual Chess Championship 2019				Tournament SAPS National Individual Chess Championship 2019
		date 2019-10-24	rnd 4	type Standard	result 1	date 2019-10-25	rnd 6	type Standard	result 0.5
		Opponent Molefe, GM (Michael)				Opponent Mccarthy, E (Eugene)

#	Games	Start				End
1	6	Tournament South African Open 2025				Tournament 2025 Wynie Robbertse Chess Tournament
		date 2025-07-03	rnd 8	type Standard	result 0.5	date 2025-07-19	rnd 2	type Standard	result 1
		Opponent Chademuwiri, N (Ndangariro)				Opponent Lubbe, E (Elisha)
2	4	Tournament SAPS National Team Championship 2018				Tournament SAPS National Team Championship 2018
		date 2018-09-11	rnd 4	type Standard	result 0.5	date 2018-09-11	rnd 7	type Standard	result 1
		Opponent Muizenheimer, A (Ashley)				Opponent Thobejane, JN (Jimmy)
3	3	Tournament SAPS National Individual Chess Championship 2019				Tournament SAPS National Individual Chess Championship 2019
		date 2019-10-24	rnd 4	type Standard	result 1	date 2019-10-25	rnd 6	type Standard	result 0.5
		Opponent Molefe, GM (Michael)				Opponent Mccarthy, E (Eugene)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2025 Wynie Robbertse Chess Tournament				Tournament 2025 Wynie Robbertse Chess Tournament
		date 2025-07-19	rnd 1	type Standard	result 1	date 2025-07-19	rnd 2	type Standard	result 1
		Opponent Groenewald, J (Jacques)				Opponent Lubbe, E (Elisha)
2	2	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-14	rnd 8	type Standard	result 1	date 2018-09-15	rnd 9	type Standard	result 1
		Opponent Christian, D (D)				Opponent Mncwabe, B (Bojas)
3	2	Tournament SAPS National Team Championship 2018				Tournament SAPS National Team Championship 2018
		date 2018-09-11	rnd 6	type Standard	result 1	date 2018-09-11	rnd 7	type Standard	result 1
		Opponent Mncwabe, B (Bojas)				Opponent Thobejane, JN (Jimmy)

#	Games	Start				End
1	2	Tournament 2025 Wynie Robbertse Chess Tournament				Tournament 2025 Wynie Robbertse Chess Tournament
		date 2025-07-19	rnd 1	type Standard	result 1	date 2025-07-19	rnd 2	type Standard	result 1
		Opponent Groenewald, J (Jacques)				Opponent Lubbe, E (Elisha)
2	2	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-14	rnd 8	type Standard	result 1	date 2018-09-15	rnd 9	type Standard	result 1
		Opponent Christian, D (D)				Opponent Mncwabe, B (Bojas)
3	2	Tournament SAPS National Team Championship 2018				Tournament SAPS National Team Championship 2018
		date 2018-09-11	rnd 6	type Standard	result 1	date 2018-09-11	rnd 7	type Standard	result 1
		Opponent Mncwabe, B (Bojas)				Opponent Thobejane, JN (Jimmy)

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	Mncwabe ,B (Bojas)	3	3	425	3	3	425	0	0	0	0	0	0
1	Mncwabe ,B (Bojas)	3	1159.2	1584.2	3	1150.8	1584.2	0	0	0	0	0	0
2	Nhlapo ,MJM (Mxelisi)	2	1	0	2	1	0	0	0	0	0	0	0
2	Nhlapo ,MJM (Mxelisi)	2	1211	1211	2	1214	1211	0	0	0	0	0	0
3	Marshall ,C (Curvin)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
3	Marshall ,C (Curvin)	2	1217.1	1004.6	2	1217.2	1004.6	0	0	0	0	0	0
4	Sithari ,NK (Ndivhuwo Kevin)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
4	Sithari ,NK (Ndivhuwo Kevin)	2	1383.1	1170.6	2	1379.8	1170.6	0	0	0	0	0	0
5	Tekano ,T (Tiisetso)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
5	Tekano ,T (Tiisetso)	2	1197	1409.5	2	1196.4	1409.5	0	0	0	0	0	0
6	Mahlangu ,S (Sipho)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mahlangu ,S (Sipho)	1	1614.3	1189.3	1	1616.8	1189.3	0	0	0	0	0	0
7	Mohapi ,K (Kamohelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mohapi ,K (Kamohelo)	1	1243.3	818.3	1	1236.2	818.3	0	0	0	0	0	0
8	Seitei ,N (Neo)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Seitei ,N (Neo)	1	1384.5	959.5	1	1363.2	959.5	0	0	0	0	0	0
9	Legoale ,M (Mi)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Legoale ,M (Mi)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Maphosa ,D (Denlin)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Maphosa ,D (Denlin)	1	1283.1	1283.1	1	1280.2	1283.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Mahamotsa, W (Wilson M)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms