Chess South Africa Ratings Database

PLAYER PAGE

Personal

Senekal, J (Johan)

Chess SA id

195088267

FIDE id

Date of birth

1995-10-15 (Adult)

Gender

Male

Region

ZF Mgcawu (NZF)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1275.6	1270.4	1300	1300
Raw rating	1275.6	1270.4	1300	1300
Weighted rating	1239.2	1233.1	1299.7	1299.7
Weighted performance	1078.5	1068.1	0	0
Floor	775.6	770.4	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	148.9	150	143.8	143.8
Highest rating	1310.1 2018-09-01	1301.5 2018-09-01	1300 2024-02-01	1300 2024-02-01
Highest raw rating	1275.6 2025-11-01	1270.4 2025-11-01	1300 2024-02-01	1300 2024-02-01
Highest weighted rating	1249.3 2024-08-01	1245.2 2024-08-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1310.1 2018-09-01	1301.5 2018-09-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1275.6	1270.4	1300	1300
Analysis
Rating	1275.6	1270.4	1300	1300
Raw rating	1275.6	1270.4	1300	1300
Weighted rating	1239.2	1233.1	1299.7
Weighted performance	1078.5	1068.1	0
K-factor	36	36	36	36
Floor	775.6	770.4	800	800
Max/Min rating change allowed	148.9	150	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	1275.6	1270.4	1300	1300
New weighted rating	1242.1	1236.1	1300	1300
New weighted performance	1071	1060.7	0	0
Temp new rating	1275.6	1270.4	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1275.6	1270.4	1300	1300
New K-factor	36	36	36	36
New floor	775.6	770.4	800	800

Item	Main	Standard
	0	0
	6	6
	10	10
	0	0
	15	15
	9	9
History	59	59

Games since
	Main 16	Standard 16		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	ZF Mgcawu (NZF)
Province	Northern Cape (NC)
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	6	3.5	58.33	70.8	1343.1	1413.9
Standard	6	3.5	58.33	70.8	1343.1	1413.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	46	20	43.48	-55.4	1304.4	1248.9
Standard	46	20	43.48	-55.4	1304.4	1248.9
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1275.6	1270.4	1300	1300
2025-09-30	1236.4	1230.1	1300	1300
2025-09-01	1236.4	1230.1	1300	1300
2025-08-01	1236.4	1230.1	1300	1300
2025-07-01	1236.4	1230.1	1300	1300
2025-06-01	1236.4	1230.1	1300	1300
2025-05-01	1236.4	1230.1	1300	1300
2025-04-01	1236.4	1230.1	1300	1300
2025-03-01	1236.4	1230.1	1300	1300
2025-02-01	1235.8	1229.4	1300	1300
2025-01-01	1227.3	1220.7	1300	1300
2024-12-01	1227.3	1220.7	1300	1300
2024-11-01	1227.3	1220.7	1300	1300
2024-10-01	1227.3	1220.7	1300	1300
2024-09-01	1227.3	1220.7	1300	1300
2024-08-01	1249.3	1245.2	1300	1300
2024-07-01	1249.3	1245.2	1300	1300
2024-09-01	1249.3	1245.2	1300	1300
2024-05-01	1249.3	1245.2	1300	1300
2024-04-01	1249.3	1245.2	1300	1300
2024-03-01	1236.1	1227.9	1300	1300
2024-02-01	1236.1	1227.9	1300	1300
2024-01-01	1236.1	1227.9	1300	1300
2023-12-01	1236.1	1227.9	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	UCT Open Chess Championship 2025 (Intermediate)	2025-10-11	2025-10-12	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCT Open Chess Championship 2025 (Intermediate)	2025-10-11	2025-10-12	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
2	2024 NC Closed Chess Championships (Adults)	2024-08-23	2024-08-25	Standard	Frances Baard (NCF)	5	5	1.5	Yes	Analysis
3	2024 Lubowski Open Chess Tournament (C)	2024-03-23	2024-03-24	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
4	South African Open 2022 (B)	2022-07-09	2022-07-17	Standard	Cape Town (WCT)	11	10	4	Yes	Analysis
5	Kimberley Chess Club Open 2022 (A)	2022-04-30	2022-04-30	Standard	Frances Baard (NCF)	5	5	2	Yes	Analysis
6	NC Open 2021 (B)	2021-10-22	2021-10-23	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
7	Pixley Chess Open 2021	2021-03-27	2021-03-27	Standard	Pixley-ka-Seme (NCP)	5	4	0	Yes	Analysis
8	Paul Roos Open Championship 2018 (C)	2018-09-22	2018-09-23	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis

#	Games	Start				End
1	3	Tournament UCT Open Chess Championship 2025				Tournament UCT Open Chess Championship 2025
		date 2025-10-12	rnd 4	type Standard	result 1	date 2025-10-12	rnd 6	type Standard	result 0.5
		Opponent Nelson, OS (Olenka Shai)				Opponent Reid, H (Hannah)
2	3	Tournament Paul Roos Open Championship 2018				Tournament Paul Roos Open Championship 2018
		date 2018-09-22	rnd 1	type Standard	result 1	date 2018-09-22	rnd 3	type Standard	result 1
		Opponent Ferguson, K (Kaylin)				Opponent Snijders, G (Gerard)
3	2	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-24	rnd 2	type Standard	result 1	date 2024-08-24	rnd 3	type Standard	result 0.5
		Opponent Mtshali, S (Sihle Tyrees)				Opponent Mokitimi, U (Unathi)

#	Games	Start				End
1	3	Tournament Paul Roos Open Championship 2018				Tournament Paul Roos Open Championship 2018
		date 2018-09-22	rnd 1	type Standard	result 1	date 2018-09-22	rnd 3	type Standard	result 1
		Opponent Ferguson, K (Kaylin)				Opponent Snijders, G (Gerard)
2	2	Tournament 2024 NC Closed Chess Championships				Tournament 2024 NC Closed Chess Championships
		date 2024-08-24	rnd 2	type Standard	result 1	date 2024-08-24	rnd 3	type Standard	result 0.5
		Opponent Mtshali, S (Sihle Tyrees)				Opponent Mokitimi, U (Unathi)
3	2	Tournament 2024 Lubowski Open Chess Tournament				Tournament 2024 Lubowski Open Chess Tournament
		date 2024-03-23	rnd 2	type Standard	result 1	date 2024-03-23	rnd 3	type Standard	result 0.5
		Opponent Maponya, W (Warona)				Opponent Shibambu, K (Khenso Divine)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Paul Roos Open Championship 2018				Tournament Paul Roos Open Championship 2018
		date 2018-09-22	rnd 1	type Standard	result 1	date 2018-09-22	rnd 3	type Standard	result 1
		Opponent Ferguson, K (Kaylin)				Opponent Snijders, G (Gerard)
2	2	Tournament South African Open 2022				Tournament South African Open 2022
		date 2022-07-11	rnd 5	type Standard	result 1	date 2022-07-12	rnd 6	type Standard	result 1
		Opponent Kiewiet, M (Marvin)				Opponent Beukes, J (Jamie-Nicole)
3	2	Tournament NC Open 2021				Tournament NC Open 2021
		date 2021-10-23	rnd 4	type Standard	result 1	date 2021-10-23	rnd 5	type Standard	result 1
		Opponent Mocumi, V (Visolia)				Opponent Gxokwane, L (Luthando)

#	Games	Start				End
1	3	Tournament Paul Roos Open Championship 2018				Tournament Paul Roos Open Championship 2018
		date 2018-09-22	rnd 1	type Standard	result 1	date 2018-09-22	rnd 3	type Standard	result 1
		Opponent Ferguson, K (Kaylin)				Opponent Snijders, G (Gerard)
2	2	Tournament South African Open 2022				Tournament South African Open 2022
		date 2022-07-11	rnd 5	type Standard	result 1	date 2022-07-12	rnd 6	type Standard	result 1
		Opponent Kiewiet, M (Marvin)				Opponent Beukes, J (Jamie-Nicole)
3	2	Tournament NC Open 2021				Tournament NC Open 2021
		date 2021-10-23	rnd 4	type Standard	result 1	date 2021-10-23	rnd 5	type Standard	result 1
		Opponent Mocumi, V (Visolia)				Opponent Gxokwane, L (Luthando)

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	Alexander ,J (Jhetop)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Alexander ,J (Jhetop)	1	1200	775	1	1200	775	0	0	0	0	0	0
2	Mtshali ,S (Sihle Tyrees)	1	1	425	1	1	425	0	0	0	0	0	0
2	Mtshali ,S (Sihle Tyrees)	1	1126.6	1551.6	1	1108.8	1551.6	0	0	0	0	0	0
3	Mocumi ,V (Visolia)	1	1	425	1	1	425	0	0	0	0	0	0
3	Mocumi ,V (Visolia)	1	1351.7	1776.7	1	1352.7	1776.7	0	0	0	0	0	0
4	Mhembere ,M (Munashe)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Mhembere ,M (Munashe)	1	1335.8	910.8	1	1305.8	910.8	0	0	0	0	0	0
5	Mashope ,MD (Mpho Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mashope ,MD (Mpho Daniel)	1	1601.5	1176.5	1	1604.7	1176.5	0	0	0	0	0	0
6	Naude ,J (Jan-Daniel)	1	1	425	1	1	425	0	0	0	0	0	0
6	Naude ,J (Jan-Daniel)	1	1267.9	1692.9	1	1254.2	1692.9	0	0	0	0	0	0
7	Adams ,L (Leonard)	1	1	425	1	1	425	0	0	0	0	0	0
7	Adams ,L (Leonard)	1	1374.8	1799.8	1	1365.5	1799.8	0	0	0	0	0	0
8	De Jager ,R (Renier)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	De Jager ,R (Renier)	1	1451.7	1026.7	1	1460	1026.7	0	0	0	0	0	0
9	Moja ,M (Malesela)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Moja ,M (Malesela)	1	1337.5	912.5	1	1348.3	912.5	0	0	0	0	0	0
10	Thevan ,L (Lucian)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Thevan ,L (Lucian)	1	1146.7	721.7	1	1100.1	721.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Senekal, J (Johan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms