Chess South Africa Ratings Database

PLAYER PAGE

Personal

Buis, J (Joshleigh)

Chess SA id

2110316384

FIDE id

Date of birth

2011-04-25 (U16)

Gender

Female

Region

Central Karoo (WCK)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1096.2

Item	Main	Standard	Rapid	Blitz
Rating	1199.7	1199.5	1200	1200
Raw rating	1199.7	1199.5	1200	1200
Weighted rating	1199.6	1199.5	1200	1200
Weighted performance	0	0	0	0
Floor	700	699.9	700	700
K-factor	40	40	36	36
Min/Max rating change allowed	165.9	165.9	165.8	165.8
Highest rating	1200 2025-04-01	1199.9 2025-04-01	1200 2025-03-01	1200 2025-03-01
Highest raw rating	1200 2025-04-01	1199.9 2025-04-01	1200 2025-03-01	1200 2025-03-01
Highest weighted rating	1200 2025-04-01	1199.9 2025-04-01	1200 2025-03-01	1200 2025-03-01
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	1199.7	1199.5	1200	1200
Analysis
Rating	1199.7	1199.5	1200	1200
Raw rating	1199.7	1199.5	1200	1200
Weighted rating	1199.6	1199.5	1200
Weighted performance	0	0	0
K-factor	40	40	36	36
Floor	700	699.9	700	700
Max/Min rating change allowed	165.9	165.9	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	1199.7	1199.5	1200	1200
New weighted rating	1199.6	1199.5	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1199.7	1199.5	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1199.7	1199.5	1200	1200
New K-factor	40	40	36	36
New floor	700	699.9	700	700

Item	Main	Standard
	0	0
	11	11
	0	0
	0	0
	0	0
	0	0
History	11	11

Games since
	Main 11	Standard 11		Rapid 0		Blitz 0
Gender	Female
Age group	U16
Region	Central Karoo (WCK)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U16	-1		-1		-1
U16 Female	-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	11	3.5	31.82	-154.5	1256.3	1101.8
Standard	11	3.5	31.82	-154.5	1256.3	1101.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	11	3.5	31.82	-154.5	1256.3	1101.8
Standard	11	3.5	31.82	-154.5	1256.3	1101.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1199.7	1199.5	1200	1200
2025-09-01	1199.7	1199.5	1200	1200
2025-08-01	1199.7	1199.5	1200	1200
2025-07-01	1199.7	1199.5	1200	1200
2025-06-01	1199.5	1199.2	1200	1200
2025-05-01	1196.7	1195.3	1200	1200
2025-04-01	1200	1199.9	1200	1200
2025-03-01	1199.7	1199.6	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	Western Cape Schools Individual Championship 2025 (U15 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	1	Yes	Analysis
2	Central Karoo Schools Chess Trail 1 2025 (U15)	2025-02-22	2025-02-22	Standard	Central Karoo (WCK)	5	5	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools Individual Championship 2025 (U15 Girls)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	1	Yes	Analysis
2	Central Karoo Schools Chess Trail 1 2025 (U15)	2025-02-22	2025-02-22	Standard	Central Karoo (WCK)	5	5	2.5	Yes	Analysis

#	Games	Start				End
1	2	Tournament Central Karoo Schools Chess Trail 1 2025				Tournament Central Karoo Schools Chess Trail 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 0.5
		Opponent Oerson, E (Enrique)				Opponent Geduld, M (Marchelino)
2	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 4	type Standard	result 1	date 2025-04-26	rnd 4	type Standard	result 1
		Opponent Paliso, S (Simbulokuhle)				Opponent Paliso, S (Simbulokuhle)
3	1	Tournament Central Karoo Schools Chess Trail 1 2025				Tournament Central Karoo Schools Chess Trail 1 2025
		date 2025-02-22	rnd 5	type Standard	result 1	date 2025-02-22	rnd 5	type Standard	result 1
		Opponent Steenkamp, C (Carlo)				Opponent Steenkamp, C (Carlo)

#	Games	Start				End
1	2	Tournament Central Karoo Schools Chess Trail 1 2025				Tournament Central Karoo Schools Chess Trail 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 3	type Standard	result 0.5
		Opponent Oerson, E (Enrique)				Opponent Geduld, M (Marchelino)
2	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 4	type Standard	result 1	date 2025-04-26	rnd 4	type Standard	result 1
		Opponent Paliso, S (Simbulokuhle)				Opponent Paliso, S (Simbulokuhle)
3	1	Tournament Central Karoo Schools Chess Trail 1 2025				Tournament Central Karoo Schools Chess Trail 1 2025
		date 2025-02-22	rnd 5	type Standard	result 1	date 2025-02-22	rnd 5	type Standard	result 1
		Opponent Steenkamp, C (Carlo)				Opponent Steenkamp, C (Carlo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 4	type Standard	result 1	date 2025-04-26	rnd 4	type Standard	result 1
		Opponent Paliso, S (Simbulokuhle)				Opponent Paliso, S (Simbulokuhle)
2	1	Tournament Central Karoo Schools Chess Trail 1 2025				Tournament Central Karoo Schools Chess Trail 1 2025
		date 2025-02-22	rnd 5	type Standard	result 1	date 2025-02-22	rnd 5	type Standard	result 1
		Opponent Steenkamp, C (Carlo)				Opponent Steenkamp, C (Carlo)
3	1	Tournament Central Karoo Schools Chess Trail 1 2025				Tournament Central Karoo Schools Chess Trail 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Oerson, E (Enrique)				Opponent Oerson, E (Enrique)

#	Games	Start				End
1	1	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-04-26	rnd 4	type Standard	result 1	date 2025-04-26	rnd 4	type Standard	result 1
		Opponent Paliso, S (Simbulokuhle)				Opponent Paliso, S (Simbulokuhle)
2	1	Tournament Central Karoo Schools Chess Trail 1 2025				Tournament Central Karoo Schools Chess Trail 1 2025
		date 2025-02-22	rnd 5	type Standard	result 1	date 2025-02-22	rnd 5	type Standard	result 1
		Opponent Steenkamp, C (Carlo)				Opponent Steenkamp, C (Carlo)
3	1	Tournament Central Karoo Schools Chess Trail 1 2025				Tournament Central Karoo Schools Chess Trail 1 2025
		date 2025-02-22	rnd 2	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Oerson, E (Enrique)				Opponent Oerson, E (Enrique)

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	Hendricks ,L (Lakeisha)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Hendricks ,L (Lakeisha)	1	1277.7	852.7	1	1162	852.7	0	0	0	0	0	0
2	Oerson ,E (Enrique)	1	1	425	1	1	425	0	0	0	0	0	0
2	Oerson ,E (Enrique)	1	1104.1	1529.1	1	1085.6	1529.1	0	0	0	0	0	0
3	Gouws ,G (Garlan)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Gouws ,G (Garlan)	1	1416.3	991.3	1	1422.4	991.3	0	0	0	0	0	0
4	Andries ,S (Shadida)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Andries ,S (Shadida)	1	1232.2	807.2	1	1238.8	807.2	0	0	0	0	0	0
5	Paliso ,S (Simbulokuhle)	1	1	425	1	1	425	0	0	0	0	0	0
5	Paliso ,S (Simbulokuhle)	1	1203.7	1628.7	1	1206.6	1628.7	0	0	0	0	0	0
6	Geduld ,M (Marchelino)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Geduld ,M (Marchelino)	1	1210.6	1210.6	1	1211.6	1210.6	0	0	0	0	0	0
7	Sauls ,G (Glinnis-Lynn)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Sauls ,G (Glinnis-Lynn)	1	1336.9	911.9	1	1331.8	911.9	0	0	0	0	0	0
8	Buis ,K (Kayla)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Buis ,K (Kayla)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Siebritz ,N (Noelle)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Siebritz ,N (Noelle)	1	1366.3	941.3	1	1281.8	941.3	0	0	0	0	0	0
10	Steenkamp ,C (Carlo)	1	1	425	1	1	425	0	0	0	0	0	0
10	Steenkamp ,C (Carlo)	1	1200	1625	1	1200	1625	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

Buis, J (Joshleigh)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms