Chess South Africa Ratings Database

PLAYER PAGE

Personal

Botha, J (Joshua)

Chess SA id

1070099823

FIDE id

Date of birth

2007-12-13 (U20)

Gender

Male

Region

Overberg (WOS)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-03-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1275.7	1208.8	1220	1200
Raw rating	1275.7	1208.8	1220	1200
Weighted rating	1275.7	1208.8	1220	1200
Weighted performance	371.5	338.9	0	0
Floor	775.7	708.8	720	700
K-factor	36	36	36	36
Min/Max rating change allowed	148.9	163.7	161.2	165.8
Highest rating	1297.4 2020-03-01	1219.8 2020-03-01	1289.4 2020-01-01	1200 2018-10-01
Highest raw rating	1275.7 2024-02-01	1208.8 2024-02-01	1220 2024-02-01	1200 2024-02-01
Highest weighted rating	1275.7 2024-02-01	1208.8 2024-02-01	1220 2024-02-01	1200 2018-10-01
Highest weighted performance	1297.4 2020-03-01	1219.8 2020-03-01	1289.4 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1275.7	1208.8	1220	1200
Analysis
Rating	1275.7	1208.8	1220	1200
Raw rating	1275.7	1208.8	1220	1200
Weighted rating	1275.7	1208.8	1220
Weighted performance	371.5	338.9	0
K-factor	36	36	36	36
Floor	775.7	708.8	720	700
Max/Min rating change allowed	148.9	163.7	161.2	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	1275.7	1208.8	1220	1200
New weighted rating	1275.7	1208.8	1220	1200
New weighted performance	363.9	331.7	0	0
Temp new rating	1275.7	1208.8	1220	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1275.7	1208.8	1220	1200
New K-factor	36	36	36	36
New floor	775.7	708.8	720	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	37	32	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Overberg (WOS)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	37	18	48.65	-11.5	1113.2	1101.8
Standard	32	15	46.88	-26.6	1112.2	1085.6
Rapid	5	3	60	85	1119.9	1204.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1275.7	1208.8	1220	1200
2025-09-30	1275.7	1208.8	1220	1200
2025-09-01	1275.7	1208.8	1220	1200
2025-08-01	1275.7	1208.8	1220	1200
2025-07-01	1275.7	1208.8	1220	1200
2025-06-01	1275.7	1208.8	1220	1200
2025-05-01	1275.7	1208.8	1220	1200
2025-04-01	1275.7	1208.8	1220	1200
2025-03-01	1275.7	1208.8	1220	1200
2025-02-01	1275.7	1208.8	1220	1200
2025-01-01	1275.7	1208.8	1220	1200
2024-12-01	1275.7	1208.8	1220	1200
2024-11-01	1275.7	1208.8	1220	1200
2024-10-01	1275.7	1208.8	1220	1200
2024-09-01	1275.7	1208.8	1220	1200
2024-08-01	1275.7	1208.8	1220	1200
2024-07-01	1275.7	1208.8	1220	1200
2024-09-01	1275.7	1208.8	1220	1200
2024-05-01	1275.7	1208.8	1220	1200
2024-04-01	1275.7	1208.8	1220	1200
2024-03-01	1275.7	1208.8	1220	1200
2024-02-01	1275.7	1208.8	1220	1200
2024-01-01	1275.7	1208.8	1220	1200
2023-12-01	1275.7	1208.8	1220	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	Overberg Closed 2020 (U13 Boys)	2020-03-15	2020-03-15	Standard	Overberg (WOS)	5	5	3.5	Yes	Analysis
2	OCF Chess Tournament 3 2020 (U14)	2020-03-07	2020-03-07	Standard	Overberg (WOS)	5	5	4	Yes	Analysis
3	OCF Chess Tournament 2 2020 (U14)	2020-02-01	2020-02-01	Standard	Overberg (WOS)	5	5	3	Yes	Analysis
4	OCF Open 2020 (U14)	2020-01-25	2020-01-25	Rapid	Overberg (WOS)	5	5	3	Yes	Analysis
5	Overberg School Chess Close Champs 2019 (U13 Boys)	2019-03-08	2019-03-09	Standard	Overberg (WOS)	6	5	1	Yes	Analysis
6	Western Cape Schools Individuals 2018 (U11 Boys)	2018-05-19	2018-05-20	Standard	Overberg (WOS)	6	6	0	Yes	Analysis
7	Overberg Schools Closed 2018 (U11 Boys)	2018-03-23	2018-03-23	Standard	Overberg (WOS)	6	6	3.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament Overberg Closed 2020				Tournament Overberg Closed 2020
		date 2020-03-15	rnd 2	type Standard	result 1	date 2020-03-15	rnd 5	type Standard	result 1
		Opponent Odigie, M (Mark)				Opponent Pekeur, A (Aiden)
2	3	Tournament OCF Chess Tournament 3 2020				Tournament OCF Chess Tournament 3 2020
		date 2020-03-07	rnd 3	type Standard	result 1	date 2020-03-07	rnd 5	type Standard	result 1
		Opponent Mdlokovane, S (Sphendulwe)				Opponent Gabriels, J (Jawon)
3	3	Tournament OCF Chess Tournament 2 2020				Tournament OCF Chess Tournament 3 2020
		date 2020-02-01	rnd 4	type Standard	result 1	date 2020-03-07	rnd 1	type Standard	result 1
		Opponent Johnson, G (Gabriella)				Opponent Steenkamp, L (Luka)

#	Games	Start				End
1	4	Tournament Overberg Closed 2020				Tournament Overberg Closed 2020
		date 2020-03-15	rnd 2	type Standard	result 1	date 2020-03-15	rnd 5	type Standard	result 1
		Opponent Odigie, M (Mark)				Opponent Pekeur, A (Aiden)
2	3	Tournament OCF Chess Tournament 3 2020				Tournament OCF Chess Tournament 3 2020
		date 2020-03-07	rnd 3	type Standard	result 1	date 2020-03-07	rnd 5	type Standard	result 1
		Opponent Mdlokovane, S (Sphendulwe)				Opponent Gabriels, J (Jawon)
3	3	Tournament OCF Chess Tournament 2 2020				Tournament OCF Chess Tournament 3 2020
		date 2020-02-01	rnd 4	type Standard	result 1	date 2020-03-07	rnd 1	type Standard	result 1
		Opponent Johnson, G (Gabriella)				Opponent Steenkamp, L (Luka)

#	Games	Start				End
1	1	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 5	type Rapid	result 1	date 2020-01-25	rnd 5	type Rapid	result 1
		Opponent Uys, J (Janke)				Opponent Uys, J (Janke)
2	1	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 3	type Rapid	result 1	date 2020-01-25	rnd 3	type Rapid	result 1
		Opponent Fourie, T (Tristan)				Opponent Fourie, T (Tristan)
3	1	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 1	type Rapid	result 1	date 2020-01-25	rnd 1	type Rapid	result 1
		Opponent Nel, A (Aj)				Opponent Nel, A (Aj)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament OCF Chess Tournament 3 2020				Tournament OCF Chess Tournament 3 2020
		date 2020-03-07	rnd 3	type Standard	result 1	date 2020-03-07	rnd 5	type Standard	result 1
		Opponent Mdlokovane, S (Sphendulwe)				Opponent Gabriels, J (Jawon)
2	3	Tournament OCF Chess Tournament 2 2020				Tournament OCF Chess Tournament 3 2020
		date 2020-02-01	rnd 4	type Standard	result 1	date 2020-03-07	rnd 1	type Standard	result 1
		Opponent Johnson, G (Gabriella)				Opponent Steenkamp, L (Luka)
3	2	Tournament Overberg Closed 2020				Tournament Overberg Closed 2020
		date 2020-03-15	rnd 4	type Standard	result 1	date 2020-03-15	rnd 5	type Standard	result 1
		Opponent Jayiya, L (Lihle)				Opponent Pekeur, A (Aiden)

#	Games	Start				End
1	3	Tournament OCF Chess Tournament 3 2020				Tournament OCF Chess Tournament 3 2020
		date 2020-03-07	rnd 3	type Standard	result 1	date 2020-03-07	rnd 5	type Standard	result 1
		Opponent Mdlokovane, S (Sphendulwe)				Opponent Gabriels, J (Jawon)
2	3	Tournament OCF Chess Tournament 2 2020				Tournament OCF Chess Tournament 3 2020
		date 2020-02-01	rnd 4	type Standard	result 1	date 2020-03-07	rnd 1	type Standard	result 1
		Opponent Johnson, G (Gabriella)				Opponent Steenkamp, L (Luka)
3	2	Tournament Overberg Closed 2020				Tournament Overberg Closed 2020
		date 2020-03-15	rnd 4	type Standard	result 1	date 2020-03-15	rnd 5	type Standard	result 1
		Opponent Jayiya, L (Lihle)				Opponent Pekeur, A (Aiden)

#	Games	Start				End
1	1	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 5	type Rapid	result 1	date 2020-01-25	rnd 5	type Rapid	result 1
		Opponent Uys, J (Janke)				Opponent Uys, J (Janke)
2	1	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 3	type Rapid	result 1	date 2020-01-25	rnd 3	type Rapid	result 1
		Opponent Fourie, T (Tristan)				Opponent Fourie, T (Tristan)
3	1	Tournament OCF Open 2020				Tournament OCF Open 2020
		date 2020-01-25	rnd 1	type Rapid	result 1	date 2020-01-25	rnd 1	type Rapid	result 1
		Opponent Nel, A (Aj)				Opponent Nel, A (Aj)

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	Mfundisi ,M (Mlibo)	2	1	0	2	1	0	0	0	0	0	0	0
1	Mfundisi ,M (Mlibo)	2	940.1	940.1	2	937.8	940.1	0	0	0	0	0	0
2	Steenkamp ,L (Luka)	2	1	0	2	1	0	0	0	0	0	0	0
2	Steenkamp ,L (Luka)	2	1167.4	1167.4	2	1148.4	1167.4	0	0	0	0	0	0
3	Pekeur ,A (Aiden)	2	2	425	2	2	425	0	0	0	0	0	0
3	Pekeur ,A (Aiden)	2	1179.5	1604.5	2	1194.5	1604.5	0	0	0	0	0	0
4	Gabriels ,J (Jawon)	2	1	0	2	1	0	0	0	0	0	0	0
4	Gabriels ,J (Jawon)	2	1210.7	1210.7	2	1186.6	1210.7	0	0	0	0	0	0
5	Fourie ,T (Tristan)	2	2	425	1	1	425	1	1	425	0	0	0
5	Fourie ,T (Tristan)	2	932.3	1357.3	1	908.4	1357.3	1	1200	1357.3	0	0	0
6	Liya ,B (Boyi)	1	1	425	1	1	425	0	0	0	0	0	0
6	Liya ,B (Boyi)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Kelly ,L (Luke)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Kelly ,L (Luke)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Johnson ,G (Gabriella)	1	1	425	1	1	425	0	0	0	0	0	0
8	Johnson ,G (Gabriella)	1	1190.6	1615.6	1	1200	1615.6	0	0	0	0	0	0
9	Swart ,W (Wehan)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Swart ,W (Wehan)	1	869.2	444.2	1	884.2	444.2	0	0	0	0	0	0
10	Hansen ,J (Javen)	1	1	425	1	1	425	0	0	0	0	0	0
10	Hansen ,J (Javen)	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

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PLAYER PAGE

Personal

Botha, 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