Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jonkers, P (Poloko)

Chess SA id

1070137937

FIDE id

Date of birth

2007-07-10 (U20)

Gender

Male

Region

Xhariep (FXT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-08-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1381.5	1365.5	1200	1200
Raw rating	1381.5	1365.5	1200	1200
Weighted rating	1380.3	1363.2	1200	1200
Weighted performance	1042.6	1015.2	0	0
Floor	893.6	889.1	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	128	131	165.8	165.8
Highest rating	1467.8 2022-03-01	1471.7 2022-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1393.6 2023-10-01	1389.1 2023-10-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1393.6 2024-10-01	1389.1 2024-08-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1467.8 2022-03-01	1471.7 2022-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1381.5	1365.5	1200	1200
Analysis
Rating	1381.5	1365.5	1200	1200
Raw rating	1381.5	1365.5	1200	1200
Weighted rating	1380.3	1363.2	1200
Weighted performance	1042.6	1015.2	0
K-factor	36	36	36	36
Floor	893.6	889.1	700	700
Max/Min rating change allowed	128	131	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	1381.5	1365.5	1200	1200
New weighted rating	1380.3	1363.1	1200	1200
New weighted performance	1034.5	1007.3	0	0
Temp new rating	1381.5	1365.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1381.5	1365.5	1200	1200
New K-factor	36	36	36	36
New floor	893.6	889.1	700	700

Item	Main	Standard
	0	0
	0	0
	5	5
	15	15
	19	19
	0	0
History	39	39

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Xhariep (FXT)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	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	39	25.5	65.38	130.8	1281	1411.8
Standard	39	25.5	65.38	130.8	1281	1411.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1381.5	1365.5	1200	1200
2025-09-30	1381.5	1365.5	1200	1200
2025-09-01	1381.5	1365.5	1200	1200
2025-08-01	1381.5	1365.5	1200	1200
2025-07-01	1381.5	1365.5	1200	1200
2025-06-01	1381.5	1365.5	1200	1200
2025-05-01	1381.5	1365.5	1200	1200
2025-04-01	1381.5	1365.5	1200	1200
2025-03-01	1381.5	1365.5	1200	1200
2025-02-01	1380.8	1364.5	1200	1200
2025-01-01	1370.9	1345.2	1200	1200
2024-12-01	1370.9	1345.2	1200	1200
2024-11-01	1370.9	1345.2	1200	1200
2024-10-01	1370.9	1345.2	1200	1200
2024-09-01	1370.9	1345.2	1200	1200
2024-08-01	1387.9	1377.2	1200	1200
2024-07-01	1387.9	1377.2	1200	1200
2024-09-01	1387.9	1377.2	1200	1200
2024-05-01	1387.9	1377.2	1200	1200
2024-04-01	1387.9	1377.2	1200	1200
2024-03-01	1387.9	1377.2	1200	1200
2024-02-01	1387.9	1377.2	1200	1200
2024-01-01	1387.9	1377.2	1200	1200
2023-12-01	1387.9	1377.2	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	Trompsburg Club Tournament 2024 (A)	2024-08-10	2024-08-10	Standard	Xhariep (FXT)	5	5	2	Yes	Analysis
2	Trompsburg Club Tournament 2018 (A)	2023-11-04	2023-11-04	Standard	Xhariep (FXT)	5	5	2.5	Yes	Analysis
3	Inter Regional Chess Championship 2023 (U18)	2023-05-19	2023-05-20	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
4	Graham Raad Build-Up Tournament 2023	2023-02-25	2023-02-25	Standard	Xhariep (FXT)	5	5	3.5	Yes	Analysis
5	Tumelo Sephere Club Tournament 2022 (A)	2022-09-24	2022-09-24	Standard	Xhariep (FXT)	5	5	3.5	Yes	Analysis
6	Diamond Chess Academy Junior Championships 2022 (U18)	2022-08-06	2022-08-06	Standard	Frances Baard (NCF)	5	5	3	Yes	Analysis
7	8th Piet Van Zyl Chess Festival 2022 (C)	2022-07-22	2022-07-23	Standard	Mangaung (FMB)	5	4	3	Yes	Analysis
8	Kopanong Chess Tournament 2022 (B)	2022-03-05	2022-03-05	Standard	Xhariep (FXT)	5	5	4	Yes	Analysis

#	Games	Start				End
1	6	Tournament Tumelo Sephere Club Tournament 2022				Tournament Graham Raad Build-Up Tournament 2023
		date 2022-09-24	rnd 2	type Standard	result 1	date 2023-02-25	rnd 2	type Standard	result 1
		Opponent Visagie, T (Tumi)				Opponent Manka, I (Itumeleng)
2	4	Tournament Graham Raad Build-Up Tournament 2023				Tournament Inter Regional Chess Championship 2023
		date 2023-02-25	rnd 4	type Standard	result 0.5	date 2023-05-19	rnd 2	type Standard	result 1
		Opponent Mothupi, O (Obakeng)				Opponent Ahjum, J (Jordan)
3	4	Tournament Kopanong Chess Tournament 2022				Tournament 8th Piet Van Zyl Chess Festival 2022
		date 2022-03-05	rnd 4	type Standard	result 1	date 2022-07-23	rnd 3	type Standard	result 1
		Opponent Mothibi, T (Tsholofelo)				Opponent Els, C (Christiaan)

#	Games	Start				End
1	6	Tournament Tumelo Sephere Club Tournament 2022				Tournament Graham Raad Build-Up Tournament 2023
		date 2022-09-24	rnd 2	type Standard	result 1	date 2023-02-25	rnd 2	type Standard	result 1
		Opponent Visagie, T (Tumi)				Opponent Manka, I (Itumeleng)
2	4	Tournament Graham Raad Build-Up Tournament 2023				Tournament Inter Regional Chess Championship 2023
		date 2023-02-25	rnd 4	type Standard	result 0.5	date 2023-05-19	rnd 2	type Standard	result 1
		Opponent Mothupi, O (Obakeng)				Opponent Ahjum, J (Jordan)
3	4	Tournament Kopanong Chess Tournament 2022				Tournament 8th Piet Van Zyl Chess Festival 2022
		date 2022-03-05	rnd 4	type Standard	result 1	date 2022-07-23	rnd 3	type Standard	result 1
		Opponent Mothibi, T (Tsholofelo)				Opponent Els, C (Christiaan)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Kopanong Chess Tournament 2022				Tournament 8th Piet Van Zyl Chess Festival 2022
		date 2022-03-05	rnd 4	type Standard	result 1	date 2022-07-23	rnd 3	type Standard	result 1
		Opponent Mothibi, T (Tsholofelo)				Opponent Els, C (Christiaan)
2	3	Tournament Graham Raad Build-Up Tournament 2023				Tournament Inter Regional Chess Championship 2023
		date 2023-02-25	rnd 5	type Standard	result 1	date 2023-05-19	rnd 2	type Standard	result 1
		Opponent Kok, FK (Frans)				Opponent Ahjum, J (Jordan)
3	3	Tournament Tumelo Sephere Club Tournament 2022				Tournament Tumelo Sephere Club Tournament 2022
		date 2022-09-24	rnd 2	type Standard	result 1	date 2022-09-24	rnd 4	type Standard	result 1
		Opponent Visagie, T (Tumi)				Opponent Ramatsosa, N (Nelani)

#	Games	Start				End
1	4	Tournament Kopanong Chess Tournament 2022				Tournament 8th Piet Van Zyl Chess Festival 2022
		date 2022-03-05	rnd 4	type Standard	result 1	date 2022-07-23	rnd 3	type Standard	result 1
		Opponent Mothibi, T (Tsholofelo)				Opponent Els, C (Christiaan)
2	3	Tournament Graham Raad Build-Up Tournament 2023				Tournament Inter Regional Chess Championship 2023
		date 2023-02-25	rnd 5	type Standard	result 1	date 2023-05-19	rnd 2	type Standard	result 1
		Opponent Kok, FK (Frans)				Opponent Ahjum, J (Jordan)
3	3	Tournament Tumelo Sephere Club Tournament 2022				Tournament Tumelo Sephere Club Tournament 2022
		date 2022-09-24	rnd 2	type Standard	result 1	date 2022-09-24	rnd 4	type Standard	result 1
		Opponent Visagie, T (Tumi)				Opponent Ramatsosa, N (Nelani)

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	Mothupi ,O (Obakeng)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
1	Mothupi ,O (Obakeng)	3	1352.3	1352.3	3	1333.8	1352.3	0	0	0	0	0	0
2	Mvukweni ,A (Ayanda)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
2	Mvukweni ,A (Ayanda)	2	1388.6	1601.1	2	1398.6	1601.1	0	0	0	0	0	0
3	Ramatsosa ,N (Nelani)	2	1	0	2	1	0	0	0	0	0	0	0
3	Ramatsosa ,N (Nelani)	2	1336.9	1336.9	2	1335.9	1336.9	0	0	0	0	0	0
4	Armoed ,T (Tumelo)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Armoed ,T (Tumelo)	2	1184.6	759.6	2	1184.3	759.6	0	0	0	0	0	0
5	Ahjum ,J (Jordan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Ahjum ,J (Jordan)	1	1145.6	1570.6	1	1140.8	1570.6	0	0	0	0	0	0
6	Raad ,GR (Graham)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Raad ,GR (Graham)	1	1575.5	1575.5	1	1580.2	1575.5	0	0	0	0	0	0
7	Mothibi ,T (Tsholofelo)	1	1	425	1	1	425	0	0	0	0	0	0
7	Mothibi ,T (Tsholofelo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Van Wyk ,S (Skai)	1	1	425	1	1	425	0	0	0	0	0	0
8	Van Wyk ,S (Skai)	1	1243.7	1668.7	1	1245.6	1668.7	0	0	0	0	0	0
9	Nophale ,N (Ntokozo)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Nophale ,N (Ntokozo)	1	1605.5	1180.5	1	1279.4	1180.5	0	0	0	0	0	0
10	Els ,C (Christiaan)	1	1	425	1	1	425	0	0	0	0	0	0
10	Els ,C (Christiaan)	1	1264	1689	1	1271.6	1689	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

Jonkers, P (Poloko)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms