Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mahlangu, S (Samukelo)

Chess SA id

1120159768

FIDE id

Date of birth

2012-07-06 (U14)

Gender

Male

Region

Tshwane (GTP)

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	1310.4	1326.9	1200	1200
Raw rating	1310.4	1326.9	1200	1200
Weighted rating	1293.4	1309.2	1200	1200
Weighted performance	0	0	0	0
Floor	810.4	826.9	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	141.7	138.4	165.8	165.8
Highest rating	1631.5 2023-08-01	1629.8 2023-08-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1310.4 2025-09-01	1326.9 2025-09-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1291.6 2025-09-01	1307.3 2025-09-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1631.5 2023-08-01	1629.8 2023-08-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1310.4	1326.9	1200	1200
Analysis
Rating	1310.4	1326.9	1200	1200
Raw rating	1310.4	1326.9	1200	1200
Weighted rating	1293.4	1309.2	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	810.4	826.9	700	700
Max/Min rating change allowed	141.7	138.4	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	1310.4	1326.9	1200	1200
New weighted rating	1295.2	1311	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1310.4	1326.9	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1310.4	1326.9	1200	1200
New K-factor	36	36	36	36
New floor	810.4	826.9	700	700

Item	Main	Standard
	0	0
	5	5
	5	5
	5	5
	0	0
	0	0
History	15	15

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	5	3	60	85	1301.9	1386.9
Standard	5	3	60	85	1301.9	1386.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	11.5	76.67	226.7	1231.6	1458.3
Standard	15	11.5	76.67	226.7	1231.6	1458.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1310.4	1326.9	1200	1200
2025-09-01	1310.4	1326.9	1200	1200
2025-08-01	1292.6	1308.3	1200	1200
2025-07-01	1292.6	1308.3	1200	1200
2025-06-01	1292.6	1308.3	1200	1200
2025-05-01	1292.6	1308.3	1200	1200
2025-04-01	1292.6	1308.3	1200	1200
2025-03-01	1292.6	1308.3	1200	1200
2025-02-01	1292.6	1308.3	1200	1200
2025-01-01	1292.6	1308.3	1200	1200
2024-12-01	1292.6	1308.3	1200	1200
2024-11-01	1292.6	1308.3	1200	1200
2024-10-01	1292.6	1308.3	1200	1200
2024-09-01	1292.6	1308.3	1200	1200
2024-08-01	1292.6	1308.3	1200	1200
2024-07-01	1292.6	1308.3	1200	1200
2024-06-01	1276.2	1291.4	1200	1200
2024-08-01	1276.2	1291.4	1200	1200
2024-04-01	1276.2	1291.4	1200	1200
2024-03-01	1276.2	1291.4	1200	1200
2024-02-01	1276.2	1291.4	1200	1200
2024-01-01	1276.2	1291.4	1200	1200
2023-12-01	1276.2	1291.4	1200	1200
2023-11-01	1276.2	1291.4	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	2025 Tshwane North District CLOSED Team Championships (D3) (U13 Open)	2025-08-16	2025-08-16	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Tshwane North District CLOSED Team Championships (D3) (U13 Open)	2025-08-16	2025-08-16	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	JMC Trinityhouse Little Falls 2024 (D)	2024-06-02	2024-06-02	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
3	2023 Tshwane North School District CLOSED League Championships (D3)	2023-08-12	2023-08-12	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis

#	Games	Start				End
1	7	Tournament JMC Trinityhouse Little Falls 2024				Tournament 2025 Tshwane North District CLOSED Team Championships (D3)
		date 2024-06-02	rnd 2	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Nabathanzi, N (Nisha)				Opponent Brits, H (Henco)
2	5	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 1	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Kruger, B (Brenden)				Opponent Van Der Merwe, D (Divan)

#	Games	Start				End
1	7	Tournament JMC Trinityhouse Little Falls 2024				Tournament 2025 Tshwane North District CLOSED Team Championships (D3)
		date 2024-06-02	rnd 2	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Nabathanzi, N (Nisha)				Opponent Brits, H (Henco)
2	5	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 1	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Kruger, B (Brenden)				Opponent Van Der Merwe, D (Divan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament JMC Trinityhouse Little Falls 2024				Tournament 2025 Tshwane North District CLOSED Team Championships (D3)
		date 2024-06-02	rnd 4	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Moyo, S (Sahamma)				Opponent Brits, H (Henco)
2	5	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 1	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Kruger, B (Brenden)				Opponent Van Der Merwe, D (Divan)
3	1	Tournament JMC Trinityhouse Little Falls 2024				Tournament JMC Trinityhouse Little Falls 2024
		date 2024-06-02	rnd 2	type Standard	result 1	date 2024-06-02	rnd 2	type Standard	result 1
		Opponent Nabathanzi, N (Nisha)				Opponent Nabathanzi, N (Nisha)

#	Games	Start				End
1	5	Tournament JMC Trinityhouse Little Falls 2024				Tournament 2025 Tshwane North District CLOSED Team Championships (D3)
		date 2024-06-02	rnd 4	type Standard	result 1	date 2025-08-16	rnd 3	type Standard	result 1
		Opponent Moyo, S (Sahamma)				Opponent Brits, H (Henco)
2	5	Tournament 2023 Tshwane North School District CLOSED League Championships				Tournament 2023 Tshwane North School District CLOSED League Championships
		date 2023-08-12	rnd 1	type Standard	result 1	date 2023-08-12	rnd 5	type Standard	result 1
		Opponent Kruger, B (Brenden)				Opponent Van Der Merwe, D (Divan)
3	1	Tournament JMC Trinityhouse Little Falls 2024				Tournament JMC Trinityhouse Little Falls 2024
		date 2024-06-02	rnd 2	type Standard	result 1	date 2024-06-02	rnd 2	type Standard	result 1
		Opponent Nabathanzi, N (Nisha)				Opponent Nabathanzi, N (Nisha)

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	Haupt ,J (Joshua)	2	1	0	2	1	0	0	0	0	0	0	0
1	Haupt ,J (Joshua)	2	1381.8	1381.8	2	1384.1	1381.8	0	0	0	0	0	0
2	Brits ,H (Henco)	2	2	425	2	2	425	0	0	0	0	0	0
2	Brits ,H (Henco)	2	1185.7	1610.7	2	1184.8	1610.7	0	0	0	0	0	0
3	Moyo ,S (Sahamma)	1	1	425	1	1	425	0	0	0	0	0	0
3	Moyo ,S (Sahamma)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Balooi ,T (Tlotlegang)	1	1	425	1	1	425	0	0	0	0	0	0
4	Balooi ,T (Tlotlegang)	1	1195.2	1620.2	1	1194.8	1620.2	0	0	0	0	0	0
5	Bioto ,J (Jael)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Bioto ,J (Jael)	1	1190.1	765.1	1	1192	765.1	0	0	0	0	0	0
6	Mhlanga ,B (Botshelo)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mhlanga ,B (Botshelo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Kruger ,B (Brenden)	1	1	425	1	1	425	0	0	0	0	0	0
7	Kruger ,B (Brenden)	1	1128.3	1553.3	1	1129.7	1553.3	0	0	0	0	0	0
8	Lutrin ,J (Jonah)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Lutrin ,J (Jonah)	1	1196.4	1196.4	1	1197.5	1196.4	0	0	0	0	0	0
9	Dube ,M (Mbalenhle)	1	1	425	1	1	425	0	0	0	0	0	0
9	Dube ,M (Mbalenhle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Van Der Merwe ,D (Divan)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van Der Merwe ,D (Divan)	1	1200	1625	1	1200	1625	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Mahlangu, S (Samukelo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms