Chess South Africa Ratings Database

PLAYER PAGE

Personal

Niewenhuizen, J (Jan-Hendrik)

Chess SA id

1120138600

FIDE id

Date of birth

2012-04-24 (U14)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-02-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1198.8	1186.7	1202.4	1200
Raw rating	1198.8	1186.7	1202.4	1200
Weighted rating	1197.9	1185.4	1202.4	1200
Weighted performance	0	0	0	0
Floor	707.4	700	702.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.1	169	165.2	165.8
Highest rating	1207.4 2024-02-01	1200 2018-10-01	1210.3 2022-03-01	1200 2018-10-01
Highest raw rating	1207.4 2024-02-01	1200 2024-02-01	1202.4 2024-02-01	1200 2024-02-01
Highest weighted rating	1207.4 2024-02-01	1200 2018-10-01	1202.4 2024-03-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2020-01-01	1210.3 2022-03-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1198.8	1186.7	1202.4	1200
Analysis
Rating	1198.8	1186.7	1202.4	1200
Raw rating	1198.8	1186.7	1202.4	1200
Weighted rating	1197.9	1185.4	1202.4
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	707.4	700	702.4	700
Max/Min rating change allowed	166.1	169	165.2	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	1198.8	1186.7	1202.4	1200
New weighted rating	1197.9	1185.4	1202.4	1200
New weighted performance	0	0	0	0
Temp new rating	1198.8	1186.7	1202.4	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1198.8	1186.7	1202.4	1200
New K-factor	36	36	36	36
New floor	707.4	700	702.4	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	5	5	0
	0	0	0
	6	0	6
	0	0	0
History	11	5	6

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
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	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	11	5	45.45	-38.6	1232.4	1193.8
Standard	5	2	40	-85	1219.7	1134.7
Rapid	6	3	50	0	1243	1243
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1198.8	1186.7	1202.4	1200
2025-09-01	1198.8	1186.7	1202.4	1200
2025-08-01	1198.8	1186.7	1202.4	1200
2025-07-01	1198.8	1186.7	1202.4	1200
2025-06-01	1198.8	1186.7	1202.4	1200
2025-05-01	1198.8	1186.7	1202.4	1200
2025-04-01	1198.8	1186.7	1202.4	1200
2025-03-01	1198.8	1186.7	1202.4	1200
2025-02-01	1198.7	1186.7	1202.4	1200
2025-01-01	1195.7	1182	1202.4	1200
2024-12-01	1195.7	1182	1202.4	1200
2024-11-01	1195.7	1182	1202.4	1200
2024-10-01	1195.7	1182	1202.4	1200
2024-09-01	1195.7	1182	1202.4	1200
2024-08-01	1195.7	1182	1202.4	1200
2024-07-01	1195.7	1182	1202.4	1200
2024-06-01	1195.7	1182	1202.4	1200
2024-08-01	1195.7	1182	1202.4	1200
2024-04-01	1195.7	1182	1202.4	1200
2024-03-01	1195.7	1182	1202.4	1200
2024-02-01	1207.4	1200	1202.4	1200
2024-01-01	1207.4	1200	1202.4	1200
2023-12-01	1207.4	1200	1202.4	1200
2023-11-01	1207.4	1200	1202.4	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	North District School Trials 2024 (U13 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
2	District North 2022 (U11)	2022-03-05	2022-03-05	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis

#	Games	Start				End
1	1	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Stephens, Z (Zevin)				Opponent Stephens, Z (Zevin)
2	1	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Satande, B (Blessing)				Opponent Satande, B (Blessing)
3	1	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 6	type Rapid	result 1	date 2022-03-05	rnd 6	type Rapid	result 1
		Opponent Fumhai, A (Albert)				Opponent Fumhai, A (Albert)

#	Games	Start				End
1	1	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Stephens, Z (Zevin)				Opponent Stephens, Z (Zevin)
2	1	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Satande, B (Blessing)				Opponent Satande, B (Blessing)

#	Games	Start				End
1	1	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 6	type Rapid	result 1	date 2022-03-05	rnd 6	type Rapid	result 1
		Opponent Fumhai, A (Albert)				Opponent Fumhai, A (Albert)
2	1	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 4	type Rapid	result 1	date 2022-03-05	rnd 4	type Rapid	result 1
		Opponent Joey, S (Shiriyapenga)				Opponent Joey, S (Shiriyapenga)
3	1	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 2	type Rapid	result 1	date 2022-03-05	rnd 2	type Rapid	result 1
		Opponent Van Rooyen, C (Caleb)				Opponent Van Rooyen, C (Caleb)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Stephens, Z (Zevin)				Opponent Stephens, Z (Zevin)
2	1	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Satande, B (Blessing)				Opponent Satande, B (Blessing)
3	1	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 6	type Rapid	result 1	date 2022-03-05	rnd 6	type Rapid	result 1
		Opponent Fumhai, A (Albert)				Opponent Fumhai, A (Albert)

#	Games	Start				End
1	1	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 4	type Standard	result 1	date 2024-02-03	rnd 4	type Standard	result 1
		Opponent Stephens, Z (Zevin)				Opponent Stephens, Z (Zevin)
2	1	Tournament North District School Trials 2024				Tournament North District School Trials 2024
		date 2024-02-03	rnd 2	type Standard	result 1	date 2024-02-03	rnd 2	type Standard	result 1
		Opponent Satande, B (Blessing)				Opponent Satande, B (Blessing)

#	Games	Start				End
1	1	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 6	type Rapid	result 1	date 2022-03-05	rnd 6	type Rapid	result 1
		Opponent Fumhai, A (Albert)				Opponent Fumhai, A (Albert)
2	1	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 4	type Rapid	result 1	date 2022-03-05	rnd 4	type Rapid	result 1
		Opponent Joey, S (Shiriyapenga)				Opponent Joey, S (Shiriyapenga)
3	1	Tournament District North 2022				Tournament District North 2022
		date 2022-03-05	rnd 2	type Rapid	result 1	date 2022-03-05	rnd 2	type Rapid	result 1
		Opponent Van Rooyen, C (Caleb)				Opponent Van Rooyen, C (Caleb)

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	Fumhai ,A (Albert)	2	1	0	1	0	-425	1	1	425	0	0	0
1	Fumhai ,A (Albert)	2	1202.7	1202.7	1	1207.6	777.7	1	1200	1627.7	0	0	0
2	Ebrahim ,Z (Zaidan)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Ebrahim ,Z (Zaidan)	1	1224	799	1	1200	799	0	0	0	0	0	0
3	Harvey ,G (Griffin)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Harvey ,G (Griffin)	1	1368.2	943.2	1	1200	943.2	0	0	0	0	0	0
4	Stephens ,Z (Zevin)	1	1	425	1	1	425	0	0	0	0	0	0
4	Stephens ,Z (Zevin)	1	1124.1	1549.1	1	1160.8	1549.1	0	0	0	0	0	0
5	Satande ,B (Blessing)	1	1	425	1	1	425	0	0	0	0	0	0
5	Satande ,B (Blessing)	1	1177.1	1602.1	1	1201.6	1602.1	0	0	0	0	0	0
6	Barends ,Z (Zac)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Barends ,Z (Zac)	1	1195.1	770.1	0	0	0	1	1200	770.1	0	0	0
7	Wilson ,EM (Emlyn Marissa)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Wilson ,EM (Emlyn Marissa)	1	1330.6	905.6	0	0	0	1	1214.8	905.6	0	0	0
8	Weideman ,J (Janko)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Weideman ,J (Janko)	1	1332.1	907.1	0	0	0	1	1236.8	907.1	0	0	0
9	Joey ,S (Shiriyapenga)	1	1	425	0	0	0	1	1	425	0	0	0
9	Joey ,S (Shiriyapenga)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Van Rooyen ,C (Caleb)	1	1	425	0	0	0	1	1	425	0	0	0
10	Van Rooyen ,C (Caleb)	1	1200	1625	0	0	0	1	1200	1625	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Niewenhuizen, J (Jan-Hendrik)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms