Chess South Africa Ratings Database

PLAYER PAGE

Personal

Botha, J (Jc)

Chess SA id

1070098898

FIDE id

Date of birth

2007-11-08 (U20)

Gender

Male

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-03-09

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1065.8	1047.2	1200	1200
Raw rating	1065.8	1047.2	1200	1200
Weighted rating	1065.8	1047.2	1200	1200
Weighted performance	153.1	152.6	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	200.8	206.1	165.8	165.8
Highest rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01
Highest weighted rating	1200 2018-02-01	1200 2018-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1065.8	1047.2	1200	1200
Analysis
Rating	1065.8	1047.2	1200	1200
Raw rating	1065.8	1047.2	1200	1200
Weighted rating	1065.8	1047.2	1200
Weighted performance	153.1	152.6	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	200.8	206.1	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	1065.8	1047.2	1200	1200
New weighted rating	1065.8	1047.2	1200	1200
New weighted performance	152.8	152.2	0	0
Temp new rating	1065.8	1047.2	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1065.8	1047.2	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	28	28

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
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	28	10	35.71	-121.4	1128.9	1007.5
Standard	28	10	35.71	-121.4	1128.9	1007.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1065.8	1047.2	1200	1200
2025-09-01	1065.8	1047.2	1200	1200
2025-08-01	1065.8	1047.2	1200	1200
2025-07-01	1065.8	1047.2	1200	1200
2025-06-01	1065.8	1047.2	1200	1200
2025-05-01	1065.8	1047.2	1200	1200
2025-04-01	1065.8	1047.2	1200	1200
2025-03-01	1065.8	1047.2	1200	1200
2025-02-01	1065.8	1047.2	1200	1200
2025-01-01	1065.8	1047.2	1200	1200
2024-12-01	1065.8	1047.2	1200	1200
2024-11-01	1065.8	1047.2	1200	1200
2024-10-01	1065.8	1047.2	1200	1200
2024-09-01	1065.8	1047.2	1200	1200
2024-08-01	1065.8	1047.2	1200	1200
2024-07-01	1065.8	1047.2	1200	1200
2024-06-01	1065.8	1047.2	1200	1200
2024-08-01	1065.8	1047.2	1200	1200
2024-04-01	1065.8	1047.2	1200	1200
2024-03-01	1065.8	1047.2	1200	1200
2024-02-01	1065.8	1047.2	1200	1200
2024-01-01	1065.8	1047.2	1200	1200
2023-12-01	1065.8	1047.2	1200	1200
2023-11-01	1065.8	1047.2	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	Uplands Open Age 2019 (U14)	2019-03-09	2019-03-09	Standard	Ehlanzeni (MEN)	5	4	1	Yes	Analysis
2	Penryn Age Open 2019 (U14)	2019-02-09	2019-02-09	Standard	Ehlanzeni (MEN)	5	4	1	Yes	Analysis
3	Chess Unlimited Open 2019 (D)	2019-01-26	2019-01-26	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
4	Lowveld Open 2018 (E)	2018-07-28	2018-07-28	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
5	Penryn Age Open 2018 (U12 Boys)	2018-04-21	2018-04-21	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
6	Rob Ferreira Hoerskool Open 2018 (C)	2018-03-17	2018-03-17	Standard	Ehlanzeni (MEN)	5	5	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament Chess Unlimited Open 2019				Tournament Chess Unlimited Open 2019
		date 2019-01-26	rnd 2	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Pitout, K (Kobus)				Opponent Van Der Merwe, H (Hanru)
2	2	Tournament Lowveld Open 2018				Tournament Lowveld Open 2018
		date 2018-07-28	rnd 2	type Standard	result 1	date 2018-07-28	rnd 3	type Standard	result 1
		Opponent Steyn, C (Christopher)				Opponent Tom, ME (Mynyaradzi Eddie)
3	1	Tournament Uplands Open Age 2019				Tournament Uplands Open Age 2019
		date 2019-03-09	rnd 5	type Standard	result 1	date 2019-03-09	rnd 5	type Standard	result 1
		Opponent Mhanga, M (Mpilo)				Opponent Mhanga, M (Mpilo)

#	Games	Start				End
1	3	Tournament Chess Unlimited Open 2019				Tournament Chess Unlimited Open 2019
		date 2019-01-26	rnd 2	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Pitout, K (Kobus)				Opponent Van Der Merwe, H (Hanru)
2	2	Tournament Lowveld Open 2018				Tournament Lowveld Open 2018
		date 2018-07-28	rnd 2	type Standard	result 1	date 2018-07-28	rnd 3	type Standard	result 1
		Opponent Steyn, C (Christopher)				Opponent Tom, ME (Mynyaradzi Eddie)
3	1	Tournament Uplands Open Age 2019				Tournament Uplands Open Age 2019
		date 2019-03-09	rnd 5	type Standard	result 1	date 2019-03-09	rnd 5	type Standard	result 1
		Opponent Mhanga, M (Mpilo)				Opponent Mhanga, M (Mpilo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Chess Unlimited Open 2019				Tournament Chess Unlimited Open 2019
		date 2019-01-26	rnd 2	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Pitout, K (Kobus)				Opponent Van Der Merwe, H (Hanru)
2	2	Tournament Lowveld Open 2018				Tournament Lowveld Open 2018
		date 2018-07-28	rnd 2	type Standard	result 1	date 2018-07-28	rnd 3	type Standard	result 1
		Opponent Steyn, C (Christopher)				Opponent Tom, ME (Mynyaradzi Eddie)
3	1	Tournament Uplands Open Age 2019				Tournament Uplands Open Age 2019
		date 2019-03-09	rnd 5	type Standard	result 1	date 2019-03-09	rnd 5	type Standard	result 1
		Opponent Mhanga, M (Mpilo)				Opponent Mhanga, M (Mpilo)

#	Games	Start				End
1	3	Tournament Chess Unlimited Open 2019				Tournament Chess Unlimited Open 2019
		date 2019-01-26	rnd 2	type Standard	result 1	date 2019-01-26	rnd 4	type Standard	result 1
		Opponent Pitout, K (Kobus)				Opponent Van Der Merwe, H (Hanru)
2	2	Tournament Lowveld Open 2018				Tournament Lowveld Open 2018
		date 2018-07-28	rnd 2	type Standard	result 1	date 2018-07-28	rnd 3	type Standard	result 1
		Opponent Steyn, C (Christopher)				Opponent Tom, ME (Mynyaradzi Eddie)
3	1	Tournament Uplands Open Age 2019				Tournament Uplands Open Age 2019
		date 2019-03-09	rnd 5	type Standard	result 1	date 2019-03-09	rnd 5	type Standard	result 1
		Opponent Mhanga, M (Mpilo)				Opponent Mhanga, M (Mpilo)

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	Mabasa ,N (Nkateko)	2	1	0	2	1	0	0	0	0	0	0	0
1	Mabasa ,N (Nkateko)	2	1150.8	1150.8	2	1142.6	1150.8	0	0	0	0	0	0
2	Joubert ,B (Bertus)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Joubert ,B (Bertus)	1	1134.5	709.5	1	1122	709.5	0	0	0	0	0	0
3	Khoza ,S (Sizwe)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Khoza ,S (Sizwe)	1	1167.1	742.1	1	1160.8	742.1	0	0	0	0	0	0
4	Pilot ,N (Nikita)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Pilot ,N (Nikita)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Mathebula ,C (Cyril-Junior)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mathebula ,C (Cyril-Junior)	1	1105.6	680.6	1	1089.6	680.6	0	0	0	0	0	0
6	Phiri ,J (Jasper)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Phiri ,J (Jasper)	1	1168.1	743.1	1	1162	743.1	0	0	0	0	0	0
7	Tom ,ME (Mynyaradzi Eddie)	1	1	425	1	1	425	0	0	0	0	0	0
7	Tom ,ME (Mynyaradzi Eddie)	1	1121.7	1546.7	1	1105.6	1546.7	0	0	0	0	0	0
8	Khoza ,L (Lungelo)	1	1	425	1	1	425	0	0	0	0	0	0
8	Khoza ,L (Lungelo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Khoza ,S (Sihle)	1	1	425	1	1	425	0	0	0	0	0	0
9	Khoza ,S (Sihle)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
10	Mabunda ,M (Mizi)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Mabunda ,M (Mizi)	1	1200	775	1	1200	775	0	0	0	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

Botha, J (Jc)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms