Chess South Africa Ratings Database

PLAYER PAGE

Personal

Pretorius, FJ (Frederik Johannes)

Chess SA id

1100112372

FIDE id

Date of birth

2010-12-19 (U16)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-04-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1191.9	1188	1200	1200
Raw rating	1191.9	1188	1200	1200
Weighted rating	1191.9	1188	1200	1200
Weighted performance	0	0	0	0
Floor	703.3	702.8	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	167.7	168.7	165.8	165.8
Highest rating	1211.8 2019-03-01	1205.9 2019-03-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1203.3 2020-01-01	1202.8 2020-01-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1203.3 2021-03-01	1202.8 2021-03-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1211.8 2019-03-01	1205.9 2019-03-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1191.9	1188	1200	1200
Analysis
Rating	1191.9	1188	1200	1200
Raw rating	1191.9	1188	1200	1200
Weighted rating	1191.9	1188	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	703.3	702.8	700	700
Max/Min rating change allowed	167.7	168.7	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	1191.9	1188	1200	1200
New weighted rating	1191.9	1188	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1191.9	1188	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1191.9	1188	1200	1200
New K-factor	36	36	36	36
New floor	703.3	702.8	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	5	5
	0	0
	0	0
History	10	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	10	5	50	0	1170.4	1170.4
Standard	10	5	50	0	1170.4	1170.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1191.9	1188	1200	1200
2025-09-01	1191.9	1188	1200	1200
2025-08-01	1191.9	1188	1200	1200
2025-07-01	1191.9	1188	1200	1200
2025-06-01	1191.9	1188	1200	1200
2025-05-01	1191.9	1188	1200	1200
2025-04-01	1191.9	1188	1200	1200
2025-03-01	1191.9	1188	1200	1200
2025-02-01	1191.9	1188	1200	1200
2025-01-01	1191.9	1188	1200	1200
2024-12-01	1191.9	1188	1200	1200
2024-11-01	1191.9	1188	1200	1200
2024-10-01	1191.9	1188	1200	1200
2024-09-01	1191.9	1188	1200	1200
2024-08-01	1191.9	1188	1200	1200
2024-07-01	1191.9	1188	1200	1200
2024-06-01	1191.9	1188	1200	1200
2024-08-01	1191.9	1188	1200	1200
2024-04-01	1191.9	1188	1200	1200
2024-03-01	1191.9	1188	1200	1200
2024-02-01	1191.9	1188	1200	1200
2024-01-01	1191.9	1188	1200	1200
2023-12-01	1191.9	1188	1200	1200
2023-11-01	1191.9	1188	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	2023 Tshwane South School District CLOSED Individual Championships (U13 Open)	2023-04-22	2023-04-22	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2019 D4 Individual Finals (U9 Mixed)	2019-03-09	2019-03-09	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

#	Games	Start				End
1	2	Tournament 2023 Tshwane South School District CLOSED Individual Championships				Tournament 2023 Tshwane South School District CLOSED Individual Championships
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 3	type Standard	result 1
		Opponent Bosman, C (Carsten)				Opponent Asante, P (Prince)
2	2	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 4	type Standard	result 1	date 2019-03-09	rnd 5	type Standard	result 1
		Opponent Niehaus, J (Johannes)				Opponent De Klerk, A (Antonie)
3	1	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 1	type Standard	result 1	date 2019-03-09	rnd 1	type Standard	result 1
		Opponent Bloem, R (Reinhardt)				Opponent Bloem, R (Reinhardt)

#	Games	Start				End
1	2	Tournament 2023 Tshwane South School District CLOSED Individual Championships				Tournament 2023 Tshwane South School District CLOSED Individual Championships
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 3	type Standard	result 1
		Opponent Bosman, C (Carsten)				Opponent Asante, P (Prince)
2	2	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 4	type Standard	result 1	date 2019-03-09	rnd 5	type Standard	result 1
		Opponent Niehaus, J (Johannes)				Opponent De Klerk, A (Antonie)
3	1	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 1	type Standard	result 1	date 2019-03-09	rnd 1	type Standard	result 1
		Opponent Bloem, R (Reinhardt)				Opponent Bloem, R (Reinhardt)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2023 Tshwane South School District CLOSED Individual Championships				Tournament 2023 Tshwane South School District CLOSED Individual Championships
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 3	type Standard	result 1
		Opponent Bosman, C (Carsten)				Opponent Asante, P (Prince)
2	2	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 4	type Standard	result 1	date 2019-03-09	rnd 5	type Standard	result 1
		Opponent Niehaus, J (Johannes)				Opponent De Klerk, A (Antonie)
3	1	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 1	type Standard	result 1	date 2019-03-09	rnd 1	type Standard	result 1
		Opponent Bloem, R (Reinhardt)				Opponent Bloem, R (Reinhardt)

#	Games	Start				End
1	2	Tournament 2023 Tshwane South School District CLOSED Individual Championships				Tournament 2023 Tshwane South School District CLOSED Individual Championships
		date 2023-04-22	rnd 2	type Standard	result 1	date 2023-04-22	rnd 3	type Standard	result 1
		Opponent Bosman, C (Carsten)				Opponent Asante, P (Prince)
2	2	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 4	type Standard	result 1	date 2019-03-09	rnd 5	type Standard	result 1
		Opponent Niehaus, J (Johannes)				Opponent De Klerk, A (Antonie)
3	1	Tournament 2019 D4 Individual Finals				Tournament 2019 D4 Individual Finals
		date 2019-03-09	rnd 1	type Standard	result 1	date 2019-03-09	rnd 1	type Standard	result 1
		Opponent Bloem, R (Reinhardt)				Opponent Bloem, R (Reinhardt)

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	Lourens ,J (Jurgen)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Lourens ,J (Jurgen)	1	1137.1	712.1	1	1128.4	712.1	0	0	0	0	0	0
2	Bloem ,R (Reinhardt)	1	1	425	1	1	425	0	0	0	0	0	0
2	Bloem ,R (Reinhardt)	1	1232.2	1657.2	1	1238.8	1657.2	0	0	0	0	0	0
3	Keyter ,ZC (Zarius Clarence)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Keyter ,ZC (Zarius Clarence)	1	1388.3	963.3	1	1367.2	963.3	0	0	0	0	0	0
4	Chathury ,N (Nihal)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Chathury ,N (Nihal)	1	1105	680	1	1100.4	680	0	0	0	0	0	0
5	Niehaus ,J (Johannes)	1	1	425	1	1	425	0	0	0	0	0	0
5	Niehaus ,J (Johannes)	1	1084.7	1509.7	1	1086.8	1509.7	0	0	0	0	0	0
6	Du Toit ,A (Arnoux)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Du Toit ,A (Arnoux)	1	1238.8	813.8	1	1243.2	813.8	0	0	0	0	0	0
7	De Klerk ,A (Antonie)	1	1	425	1	1	425	0	0	0	0	0	0
7	De Klerk ,A (Antonie)	1	1120	1545	1	1103.6	1545	0	0	0	0	0	0
8	Bosman ,C (Carsten)	1	1	425	1	1	425	0	0	0	0	0	0
8	Bosman ,C (Carsten)	1	1154.5	1579.5	1	1144.4	1579.5	0	0	0	0	0	0
9	Asante ,P (Prince)	1	1	425	1	1	425	0	0	0	0	0	0
9	Asante ,P (Prince)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Van Nieuwenhuizen ,BF (Bernard Francois)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Van Nieuwenhuizen ,BF (Bernard Francois)	1	1043.7	618.7	1	1030.3	618.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Pretorius, FJ (Frederik Johannes)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms