Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kotze, J (Joshua)

Chess SA id

1120139983

FIDE id

Date of birth

2012-02-01 (U14)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-04-23

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1156.6	1200	1142	1200
Raw rating	1156.6	1200	1142	1200
Weighted rating	1156.6	1200	1142	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	176.4	165.8	180.1	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2020-01-01	1200 2024-02-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2020-01-01	1200 2024-02-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1156.6	1200	1142	1200
Analysis
Rating	1156.6	1200	1142	1200
Raw rating	1156.6	1200	1142	1200
Weighted rating	1156.6	1200	1142
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	176.4	165.8	180.1	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	1156.6	1200	1142	1200
New weighted rating	1156.6	1200	1142	1200
New weighted performance	0	0	0	0
Temp new rating	1156.6	1200	1142	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1156.6	1200	1142	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Rapid
	0	0
	0	0
	0	0
	0	0
	7	7
	0	0
History	7	7

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Tshwane (GTP)
Province	Gauteng (GT)
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	7	2	28.57	-182.1	1167.6	985.5
Standard	0	0	0	0	0	0
Rapid	7	2	28.57	-182.1	1167.6	985.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1156.6	1200	1142	1200
2025-09-01	1156.6	1200	1142	1200
2025-08-01	1156.6	1200	1142	1200
2025-07-01	1156.6	1200	1142	1200
2025-06-01	1156.6	1200	1142	1200
2025-05-01	1156.6	1200	1142	1200
2025-04-01	1156.6	1200	1142	1200
2025-03-01	1156.6	1200	1142	1200
2025-02-01	1156.6	1200	1142	1200
2025-01-01	1156.6	1200	1142	1200
2024-12-01	1156.6	1200	1142	1200
2024-11-01	1156.6	1200	1142	1200
2024-10-01	1156.6	1200	1142	1200
2024-09-01	1156.6	1200	1142	1200
2024-08-01	1156.6	1200	1142	1200
2024-07-01	1156.6	1200	1142	1200
2024-06-01	1156.6	1200	1142	1200
2024-08-01	1156.6	1200	1142	1200
2024-04-01	1156.6	1200	1142	1200
2024-03-01	1156.6	1200	1142	1200
2024-02-01	1156.6	1200	1142	1200
2024-01-01	1156.6	1200	1142	1200
2023-12-01	1156.6	1200	1142	1200
2023-11-01	1156.6	1200	1142	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	D4 Individuals 2022 (U11 Open)	2022-04-23	2022-04-23	Rapid	Tshwane (GTP)	7	7	2	Yes	Analysis

#	Games	Start				End
1	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 6	type Rapid	result 1	date 2022-04-23	rnd 6	type Rapid	result 1
		Opponent Van Der Loo, B (Benjamin Antonie)				Opponent Van Der Loo, B (Benjamin Antonie)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 3	type Rapid	result 1	date 2022-04-23	rnd 3	type Rapid	result 1
		Opponent Basson, D (Daniel)				Opponent Basson, D (Daniel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 6	type Rapid	result 1	date 2022-04-23	rnd 6	type Rapid	result 1
		Opponent Van Der Loo, B (Benjamin Antonie)				Opponent Van Der Loo, B (Benjamin Antonie)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 3	type Rapid	result 1	date 2022-04-23	rnd 3	type Rapid	result 1
		Opponent Basson, D (Daniel)				Opponent Basson, D (Daniel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 6	type Rapid	result 1	date 2022-04-23	rnd 6	type Rapid	result 1
		Opponent Van Der Loo, B (Benjamin Antonie)				Opponent Van Der Loo, B (Benjamin Antonie)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 3	type Rapid	result 1	date 2022-04-23	rnd 3	type Rapid	result 1
		Opponent Basson, D (Daniel)				Opponent Basson, D (Daniel)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 6	type Rapid	result 1	date 2022-04-23	rnd 6	type Rapid	result 1
		Opponent Van Der Loo, B (Benjamin Antonie)				Opponent Van Der Loo, B (Benjamin Antonie)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 3	type Rapid	result 1	date 2022-04-23	rnd 3	type Rapid	result 1
		Opponent Basson, D (Daniel)				Opponent Basson, D (Daniel)

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	Erwee ,HP (Hermanus Philipus)	1	0	-425	0	0	0	1	0	-425	0	0	0
1	Erwee ,HP (Hermanus Philipus)	1	1392.9	967.9	0	0	0	1	1200	967.9	0	0	0
2	Niehaus ,J (Johannes)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Niehaus ,J (Johannes)	1	1069.8	644.8	0	0	0	1	1200	644.8	0	0	0
3	Du Preez ,J (Joah)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Du Preez ,J (Joah)	1	1125.7	700.7	0	0	0	1	1200	700.7	0	0	0
4	Van Der Loo ,B (Benjamin Antonie)	1	1	425	0	0	0	1	1	425	0	0	0
4	Van Der Loo ,B (Benjamin Antonie)	1	1175.8	1600.8	0	0	0	1	1200	1600.8	0	0	0
5	Kleynhans ,V (Victor)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	Kleynhans ,V (Victor)	1	1052.9	627.9	0	0	0	1	1258.4	627.9	0	0	0
6	Pieters ,H (Hanroux)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Pieters ,H (Hanroux)	1	1144.4	719.4	0	0	0	1	1218.4	719.4	0	0	0
7	Basson ,D (Daniel)	1	1	425	0	0	0	1	1	425	0	0	0
7	Basson ,D (Daniel)	1	1212	1637	0	0	0	1	1200	1637	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Kotze, J (Joshua)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms