Chess South Africa Ratings Database

PLAYER PAGE

Personal

Swiegers, S (Siebert Johannes)

Chess SA id

1170320921

FIDE id

Date of birth

2017-06-07 (U10)

Gender

Male

Region

Pixley-ka-Seme (NCP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1212.1	1218.5	1200	1200
Raw rating	1212.1	1218.5	1200	1200
Weighted rating	1205	1207.1	1200	1200
Weighted performance	0	0	0	0
Floor	714.6	720	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	163	161.5	165.8	165.8
Highest rating	1214.6 2025-06-01	1220 2025-06-01	1200 2025-06-01	1200 2025-06-01
Highest raw rating	1214.6 2025-06-01	1220 2025-06-01	1200 2025-06-01	1200 2025-06-01
Highest weighted rating	1204.2 2025-09-01	1205.9 2025-09-01	1200 2025-06-01	1200 2025-06-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1212.1	1218.5	1200	1200
Analysis
Rating	1212.1	1218.5	1200	1200
Raw rating	1212.1	1218.5	1200	1200
Weighted rating	1205	1207.1	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	714.6	720	700	700
Max/Min rating change allowed	163	161.5	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	1212.1	1218.5	1200	1200
New weighted rating	1205.7	1208.2	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1212.1	1218.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1212.1	1218.5	1200	1200
New K-factor	36	36	36	36
New floor	714.6	720	700	700

Item	Main	Standard
	0	0
	9	9
	0	0
	0	0
	0	0
	0	0
History	9	9

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Male
Age group	U10
Region	Pixley-ka-Seme (NCP)
Province	Northern Cape (NC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	9	5	55.56	47.2	1189.9	1237.1
Standard	9	5	55.56	47.2	1189.9	1237.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	9	5	55.56	47.2	1189.9	1237.1
Standard	9	5	55.56	47.2	1189.9	1237.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1212.1	1218.5	1200	1200
2025-09-01	1212.1	1218.5	1200	1200
2025-08-01	1214.6	1220	1200	1200
2025-07-01	1214.6	1220	1200	1200
2025-06-01	1214.6	1220	1200	1200
2025-05-01	1200	1200	1200	1200
2025-04-01	1200	1200	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	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	Hopetown Schools Open 2025 (U9)	2025-08-01	2025-08-01	Standard	Pixley-ka-Seme (NCP)	5	5	2.5	Yes	Analysis
2	2025 Hopetown Schools Chess Tournament (U9)	2025-05-17	2025-05-17	Standard	Pixley-ka-Seme (NCP)	5	4	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Hopetown Schools Open 2025 (U9)	2025-08-01	2025-08-01	Standard	Pixley-ka-Seme (NCP)	5	5	2.5	Yes	Analysis
2	2025 Hopetown Schools Chess Tournament (U9)	2025-05-17	2025-05-17	Standard	Pixley-ka-Seme (NCP)	5	4	2.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament 2025 Hopetown Schools Chess Tournament				Tournament Hopetown Schools Open 2025
		date 2025-05-17	rnd 1	type Standard	result 0.5	date 2025-08-01	rnd 1	type Standard	result 0.5
		Opponent Swiegers, J (Juan)				Opponent Vermeulen, M (Mile)
2	3	Tournament Hopetown Schools Open 2025				Tournament Hopetown Schools Open 2025
		date 2025-08-01	rnd 3	type Standard	result 1	date 2025-08-01	rnd 5	type Standard	result 0.5
		Opponent Coeries, G (Given)				Opponent Van Pletzen, L (Larike)

#	Games	Start				End
1	5	Tournament 2025 Hopetown Schools Chess Tournament				Tournament Hopetown Schools Open 2025
		date 2025-05-17	rnd 1	type Standard	result 0.5	date 2025-08-01	rnd 1	type Standard	result 0.5
		Opponent Swiegers, J (Juan)				Opponent Vermeulen, M (Mile)
2	3	Tournament Hopetown Schools Open 2025				Tournament Hopetown Schools Open 2025
		date 2025-08-01	rnd 3	type Standard	result 1	date 2025-08-01	rnd 5	type Standard	result 0.5
		Opponent Coeries, G (Given)				Opponent Van Pletzen, L (Larike)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Hopetown Schools Open 2025				Tournament Hopetown Schools Open 2025
		date 2025-08-01	rnd 3	type Standard	result 1	date 2025-08-01	rnd 3	type Standard	result 1
		Opponent Coeries, G (Given)				Opponent Coeries, G (Given)
2	1	Tournament 2025 Hopetown Schools Chess Tournament				Tournament 2025 Hopetown Schools Chess Tournament
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Coeries, G (Given)				Opponent Coeries, G (Given)

#	Games	Start				End
1	1	Tournament Hopetown Schools Open 2025				Tournament Hopetown Schools Open 2025
		date 2025-08-01	rnd 3	type Standard	result 1	date 2025-08-01	rnd 3	type Standard	result 1
		Opponent Coeries, G (Given)				Opponent Coeries, G (Given)
2	1	Tournament 2025 Hopetown Schools Chess Tournament				Tournament 2025 Hopetown Schools Chess Tournament
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Coeries, G (Given)				Opponent Coeries, G (Given)

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	Coeries ,G (Given)	2	2	425	2	2	425	0	0	0	0	0	0
1	Coeries ,G (Given)	2	1144	1569	2	1199.8	1569	0	0	0	0	0	0
2	Van Eck ,L (Loure)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
2	Van Eck ,L (Loure)	2	1215.7	1003.2	2	1220	1003.2	0	0	0	0	0	0
3	De Noon ,K (Kate-Lynn)	2	1	0	2	1	0	0	0	0	0	0	0
3	De Noon ,K (Kate-Lynn)	2	1199.9	1199.9	2	1199.9	1199.9	0	0	0	0	0	0
4	Swiegers ,J (Juan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Swiegers ,J (Juan)	1	1200	1200	1	1200	1200	0	0	0	0	0	0
5	Vermeulen ,M (Mile)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Vermeulen ,M (Mile)	1	1194.8	1194.8	1	1193.8	1194.8	0	0	0	0	0	0
6	Van Pletzen ,L (Larike)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Van Pletzen ,L (Larike)	1	1194.8	1194.8	1	1193.8	1194.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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Statistics

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PLAYER PAGE

Personal

Swiegers, S (Siebert Johannes)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms