Chess South Africa Ratings Database

PLAYER PAGE

Personal

Collett, J (Joshua Sean)

Chess SA id

109083420

FIDE id

Date of birth

2009-02-12 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-05-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1219.2	1160.8	1269.9	1200
Raw rating	1219.2	1160.8	1269.9	1200
Weighted rating	1219.2	1160.8	1269.9	1200
Weighted performance	0	0	0	0
Floor	719.2	700	769.9	700
K-factor	36	36	36	36
Min/Max rating change allowed	161.3	175.3	150.1	165.8
Highest rating	1219.2 2024-02-01	1200 2018-02-01	1377.1 2018-05-01	1200 2018-10-01
Highest raw rating	1219.2 2024-02-01	1200 2018-02-01	1269.9 2024-02-01	1200 2024-02-01
Highest weighted rating	1219.2 2024-02-01	1200 2018-02-01	1269.9 2024-02-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1377.1 2018-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1219.2	1160.8	1269.9	1200
Analysis
Rating	1219.2	1160.8	1269.9	1200
Raw rating	1219.2	1160.8	1269.9	1200
Weighted rating	1219.2	1160.8	1269.9
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	719.2	700	769.9	700
Max/Min rating change allowed	161.3	175.3	150.1	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	1219.2	1160.8	1269.9	1200
New weighted rating	1219.2	1160.8	1269.9	1200
New weighted performance	0	0	0	0
Temp new rating	1219.2	1160.8	1269.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1219.2	1160.8	1269.9	1200
New K-factor	36	36	36	36
New floor	719.2	700	769.9	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	20	10	10

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	15	11	73.33	198.3	993.4	1191.7
Standard	5	3	60	85	805.3	890.3
Rapid	10	8	80	255	1087.4	1342.4
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1219.2	1160.8	1269.9	1200
2025-09-01	1219.2	1160.8	1269.9	1200
2025-08-01	1219.2	1160.8	1269.9	1200
2025-07-01	1219.2	1160.8	1269.9	1200
2025-06-01	1219.2	1160.8	1269.9	1200
2025-05-01	1219.2	1160.8	1269.9	1200
2025-04-01	1219.2	1160.8	1269.9	1200
2025-03-01	1219.2	1160.8	1269.9	1200
2025-02-01	1219.2	1160.8	1269.9	1200
2025-01-01	1219.2	1160.8	1269.9	1200
2024-12-01	1219.2	1160.8	1269.9	1200
2024-11-01	1219.2	1160.8	1269.9	1200
2024-10-01	1219.2	1160.8	1269.9	1200
2024-09-01	1219.2	1160.8	1269.9	1200
2024-08-01	1219.2	1160.8	1269.9	1200
2024-07-01	1219.2	1160.8	1269.9	1200
2024-06-01	1219.2	1160.8	1269.9	1200
2024-08-01	1219.2	1160.8	1269.9	1200
2024-04-01	1219.2	1160.8	1269.9	1200
2024-03-01	1219.2	1160.8	1269.9	1200
2024-02-01	1219.2	1160.8	1269.9	1200
2024-01-01	1219.2	1160.8	1269.9	1200
2023-12-01	1219.2	1160.8	1269.9	1200
2023-11-01	1219.2	1160.8	1269.9	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	2019 Super 12 Laerskole (Juniors)	2019-05-04	2019-05-04	Rapid	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2018 Super 12 (Junior)	2018-05-05	2018-05-05	Rapid	Tshwane (GTP)	5	5	5	Yes	Analysis
3	2018 D4 Tshwane North Individual Chess Championships (U9 Boys)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis

#	Games	Start				End
1	9	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2019 Super 12 Laerskole
		date 2018-03-10	rnd 5	type Standard	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Friedrich, R (Ruhan)				Opponent Webb, A (Abbygail)
2	2	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Van Niekerk, J (Jano)				Opponent Malliaros, M (Maximus)

#	Games	Start				End
1	2	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Van Niekerk, J (Jano)				Opponent Malliaros, M (Maximus)
2	1	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-03-10	rnd 5	type Standard	result 1
		Opponent Friedrich, R (Ruhan)				Opponent Friedrich, R (Ruhan)

#	Games	Start				End
1	8	Tournament 2018 Super 12				Tournament 2019 Super 12 Laerskole
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Du Preez, M (Morne)				Opponent Webb, A (Abbygail)

No games found.

#	Games	Start				End

#	Games	Start				End
1	9	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2019 Super 12 Laerskole
		date 2018-03-10	rnd 5	type Standard	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Friedrich, R (Ruhan)				Opponent Webb, A (Abbygail)
2	2	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Van Niekerk, J (Jano)				Opponent Malliaros, M (Maximus)

#	Games	Start				End
1	2	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-03-10	rnd 2	type Standard	result 1
		Opponent Van Niekerk, J (Jano)				Opponent Malliaros, M (Maximus)
2	1	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-10	rnd 5	type Standard	result 1	date 2018-03-10	rnd 5	type Standard	result 1
		Opponent Friedrich, R (Ruhan)				Opponent Friedrich, R (Ruhan)

#	Games	Start				End
1	8	Tournament 2018 Super 12				Tournament 2019 Super 12 Laerskole
		date 2018-05-05	rnd 1	type Rapid	result 1	date 2019-05-04	rnd 3	type Rapid	result 1
		Opponent Du Preez, M (Morne)				Opponent Webb, A (Abbygail)

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	Malliaros ,M (Maximus)	1	1	425	1	1	425	0	0	0	0	0	0
1	Malliaros ,M (Maximus)	1	500	925	1	500	925	0	0	0	0	0	0
2	Kleynhans ,JC (Jacob Cornelius)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Kleynhans ,JC (Jacob Cornelius)	1	1200	775	1	1200	775	0	0	0	0	0	0
3	Van Niekerk ,J (Jano)	1	1	425	1	1	425	0	0	0	0	0	0
3	Van Niekerk ,J (Jano)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
4	Meiring ,CW (Charl Wilhelm)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Meiring ,CW (Charl Wilhelm)	1	544.4	119.4	1	538.6	119.4	0	0	0	0	0	0
5	Friedrich ,R (Ruhan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Friedrich ,R (Ruhan)	1	582	1007	1	578.8	1007	0	0	0	0	0	0
6	Kritzinger ,M (Maegan)	1	1	425	0	0	0	1	1	425	0	0	0
6	Kritzinger ,M (Maegan)	1	1138.2	1563.2	0	0	0	1	1200	1563.2	0	0	0
7	Kriek ,E (Erigh)	1	1	425	0	0	0	1	1	425	0	0	0
7	Kriek ,E (Erigh)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Bosch ,E (Elne)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Bosch ,E (Elne)	1	1205.4	780.4	0	0	0	1	1203.2	780.4	0	0	0
9	Fisher ,NW (Nathan William)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Fisher ,NW (Nathan William)	1	1215.3	790.3	0	0	0	1	1200	790.3	0	0	0
10	Webb ,A (Abbygail)	1	1	425	0	0	0	1	1	425	0	0	0
10	Webb ,A (Abbygail)	1	1155.7	1580.7	0	0	0	1	1200	1580.7	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

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PLAYER PAGE

Personal

Collett, J (Joshua Sean)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms