Chess South Africa Ratings Database

PLAYER PAGE

Personal

Botha, JF (Julian Francois)

Chess SA id

173086742

FIDE id

14350580

Date of birth

1973-07-30 (Adult)

Gender

Male

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2024-02-17

Personal details last changed

2025-08-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1156.9	1070.8	1000.8	823.6
Raw rating	1156.9	1070.8	1000.8	823.6
Weighted rating	1155.8	1070.8	999.3	823.6
Weighted performance	930.5	576.1	0	0
Floor	656.9	570.8	500.8	500
K-factor	40	40	40	40
Min/Max rating change allowed	176.3	199.3	220.2	283.5
Highest rating	1200 2018-01-01	1200 2018-01-01	1271 2023-02-01	1200 2018-01-01
Highest raw rating	1156.9 2024-03-01	1070.8 2024-02-01	1000.8 2024-03-01	825.6 2018-01-01
Highest weighted rating	1156.9 2024-11-01	1070.8 2024-11-01	1000.8 2024-11-01	825.6 2024-11-01
Highest weighted performance	1200 2018-01-01	1200 2018-01-01	1271 2023-02-01	1200 2018-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1156.9	1070.8	1000.8	823.6
Analysis
Rating	1156.9	1070.8	1000.8	823.6
Raw rating	1156.9	1070.8	1000.8	823.6
Weighted rating	1155.8	1070.8	999.3
Weighted performance	930.5	576.1	0
K-factor	40	40	40	40
Floor	656.9	570.8	500.8	500
Max/Min rating change allowed	176.3	199.3	220.2	283.5
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	1156.9	1070.8	1000.8	823.6
New weighted rating	1156.3	1070.8	999.9	823.6
New weighted performance	930.1	575.7	0	0
Temp new rating	1156.9	1070.8	1000.8	823.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1156.9	1070.8	1000.8	823.6
New K-factor	40	40	40	40
New floor	656.9	570.8	500.8	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	5	0	5	0
	18	5	13	0
	5	5	0	0
	0	0	0	0
History	87	63	18	6

Games since
	Main 5	Standard 0		Rapid 5		Blitz 0
Gender	Male
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	59	19.5	33.05	-144.1	1323.4	1179.3
Standard	35	12	34.29	-133.6	1235.3	1101.7
Rapid	18	7.5	41.67	-70.8	1412.5	1341.6
Blitz	6	0	0	-425	1569.6	1144.6

Date	Main	Standard	Rapid	Blitz
2025-09-30	1156.9	1070.8	1000.8	823.6
2025-09-01	1156.9	1070.8	1000.8	823.6
2025-08-01	1156.9	1070.8	1000.8	823.6
2025-07-01	1156.9	1070.8	1000.8	823.6
2025-06-01	1156.9	1070.8	1000.8	823.6
2025-05-01	1156.9	1070.8	1000.8	823.6
2025-04-01	1156.9	1070.8	1000.8	823.6
2025-03-01	1156.9	1070.8	1000.8	823.6
2025-02-01	1156.9	1070.8	1000.8	823.6
2025-01-01	1156.9	1070.8	1000.8	823.6
2024-12-01	1156.9	1070.8	1000.8	823.6
2024-11-01	1156.9	1070.8	1000.8	823.6
2024-10-01	1156.9	1070.8	1000.8	823.6
2024-09-01	1156.9	1070.8	1000.8	823.6
2024-08-01	1156.9	1070.8	1000.8	823.6
2024-07-01	1156.9	1070.8	1000.8	823.6
2024-06-01	1156.9	1070.8	1000.8	823.6
2024-08-01	1156.9	1070.8	1000.8	823.6
2024-04-01	1156.9	1070.8	1000.8	823.6
2024-03-01	1156.9	1070.8	1000.8	823.6
2024-02-01	1125.2	1070.8	955.2	823.6
2024-01-01	1125.2	1070.8	955.2	823.6
2023-12-01	1125.2	1070.8	955.2	823.6
2023-11-01	1125.2	1070.8	955.2	823.6

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	Gear Up Mzansi Rapid 2024 (Advanced)	2024-02-17	2024-02-17	Rapid	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
2	Mzansi Spring Rapid 2023	2023-09-02	2023-09-02	Rapid	Johannesburg Metro (GJM)	7	7	2	Yes	Analysis
3	JMC Trinity Little Falls 2023 (B)	2023-07-02	2023-07-02	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
4	Mzansi Rapid 2023 (Intermediate)	2023-02-04	2023-02-04	Rapid	Johannesburg Metro (GJM)	6	6	3.5	Yes	Analysis
5	JMC Trials 1 - Laerskool Fontainebleau 2022 (Open)	2022-07-24	2022-07-24	Standard	Johannesburg Metro (GJM)	5	5	0.5	Yes	Analysis
6	JNW Chess Club - Muldersdrif 2019 (B)	2019-10-18	2019-10-18	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
7	JNW Club - Trinityhouse Little Falls Open 2019 (Adult)	2019-02-23	2019-02-23	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
8	South African Junior Blitz 2018 (Open)	2018-12-19	2018-12-19	Blitz	4 Knights (4K)	7	6	0	Yes	Analysis
9	JNW Club - Maragon Open 2018 (B)	2018-08-04	2018-08-04	Standard	Johannesburg Metro (GJM)	5	5	1.5	Yes	Analysis
10	JNW Club - Linden Open 2018 (B)	2018-04-14	2018-04-14	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
11	JNW Club - Trinityhouse Randpark Ridge Open 2018 (B)	2018-03-24	2018-03-24	Standard	Johannesburg Metro (GJM)	5	5	1	Yes	Analysis

#	Games	Start				End
1	3	Tournament Mzansi Rapid 2023				Tournament Mzansi Rapid 2023
		date 2023-02-04	rnd 1	type Rapid	result 1	date 2023-02-04	rnd 3	type Rapid	result 1
		Opponent Govender, C (Cadin)				Opponent Bijker, W (Waldo)
2	3	Tournament JNW Club - Trinityhouse Little Falls Open 2019				Tournament JNW Club - Trinityhouse Little Falls Open 2019
		date 2019-02-23	rnd 1	type Standard	result 1	date 2019-02-23	rnd 3	type Standard	result 0.5
		Opponent Dinham, J (Jenny)				Opponent Bester, M (Morne)
3	2	Tournament Mzansi Spring Rapid 2023				Tournament Mzansi Spring Rapid 2023
		date 2023-09-02	rnd 2	type Rapid	result 1	date 2023-09-02	rnd 3	type Rapid	result 1
		Opponent Tierney, G (Grayson)				Opponent Badenhorst, N (Nicolaas Jacobus)

#	Games	Start				End
1	3	Tournament JNW Club - Trinityhouse Little Falls Open 2019				Tournament JNW Club - Trinityhouse Little Falls Open 2019
		date 2019-02-23	rnd 1	type Standard	result 1	date 2019-02-23	rnd 3	type Standard	result 0.5
		Opponent Dinham, J (Jenny)				Opponent Bester, M (Morne)
2	2	Tournament JNW Chess Club - Muldersdrif 2019				Tournament JNW Chess Club - Muldersdrif 2019
		date 2019-10-18	rnd 2	type Standard	result 1	date 2019-10-18	rnd 3	type Standard	result 1
		Opponent Harris, O (Oliver)				Opponent Fauconier, C (Caley)
3	2	Tournament JNW Club - Maragon Open 2018				Tournament JNW Club - Maragon Open 2018
		date 2018-08-04	rnd 3	type Standard	result 0.5	date 2018-08-04	rnd 4	type Standard	result 1
		Opponent Woest, M (Megan)				Opponent Chinoruma, T (Tawana)

#	Games	Start				End
1	3	Tournament Mzansi Rapid 2023				Tournament Mzansi Rapid 2023
		date 2023-02-04	rnd 1	type Rapid	result 1	date 2023-02-04	rnd 3	type Rapid	result 1
		Opponent Govender, C (Cadin)				Opponent Bijker, W (Waldo)
2	2	Tournament Mzansi Spring Rapid 2023				Tournament Mzansi Spring Rapid 2023
		date 2023-09-02	rnd 2	type Rapid	result 1	date 2023-09-02	rnd 3	type Rapid	result 1
		Opponent Tierney, G (Grayson)				Opponent Badenhorst, N (Nicolaas Jacobus)
3	1	Tournament Gear Up Mzansi Rapid 2024				Tournament Gear Up Mzansi Rapid 2024
		date 2024-02-17	rnd 3	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Thorulsley, K (Kairaav)				Opponent Thorulsley, K (Kairaav)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Mzansi Spring Rapid 2023				Tournament Mzansi Spring Rapid 2023
		date 2023-09-02	rnd 2	type Rapid	result 1	date 2023-09-02	rnd 3	type Rapid	result 1
		Opponent Tierney, G (Grayson)				Opponent Badenhorst, N (Nicolaas Jacobus)
2	2	Tournament JNW Chess Club - Muldersdrif 2019				Tournament JNW Chess Club - Muldersdrif 2019
		date 2019-10-18	rnd 2	type Standard	result 1	date 2019-10-18	rnd 3	type Standard	result 1
		Opponent Harris, O (Oliver)				Opponent Fauconier, C (Caley)
3	2	Tournament JNW Club - Trinityhouse Little Falls Open 2019				Tournament JNW Club - Trinityhouse Little Falls Open 2019
		date 2019-02-23	rnd 1	type Standard	result 1	date 2019-02-23	rnd 2	type Standard	result 1
		Opponent Dinham, J (Jenny)				Opponent Moolman, C (Conri)

#	Games	Start				End
1	2	Tournament JNW Chess Club - Muldersdrif 2019				Tournament JNW Chess Club - Muldersdrif 2019
		date 2019-10-18	rnd 2	type Standard	result 1	date 2019-10-18	rnd 3	type Standard	result 1
		Opponent Harris, O (Oliver)				Opponent Fauconier, C (Caley)
2	2	Tournament JNW Club - Trinityhouse Little Falls Open 2019				Tournament JNW Club - Trinityhouse Little Falls Open 2019
		date 2019-02-23	rnd 1	type Standard	result 1	date 2019-02-23	rnd 2	type Standard	result 1
		Opponent Dinham, J (Jenny)				Opponent Moolman, C (Conri)
3	2	Tournament JNW Club - Linden Open 2018				Tournament JNW Club - Linden Open 2018
		date 2018-04-14	rnd 2	type Standard	result 1	date 2018-04-14	rnd 3	type Standard	result 1
		Opponent Breckenridge, D (Daniel)				Opponent Boshoma, C (Chisomo)

#	Games	Start				End
1	2	Tournament Mzansi Spring Rapid 2023				Tournament Mzansi Spring Rapid 2023
		date 2023-09-02	rnd 2	type Rapid	result 1	date 2023-09-02	rnd 3	type Rapid	result 1
		Opponent Tierney, G (Grayson)				Opponent Badenhorst, N (Nicolaas Jacobus)
2	1	Tournament Gear Up Mzansi Rapid 2024				Tournament Gear Up Mzansi Rapid 2024
		date 2024-02-17	rnd 3	type Rapid	result 1	date 2024-02-17	rnd 3	type Rapid	result 1
		Opponent Thorulsley, K (Kairaav)				Opponent Thorulsley, K (Kairaav)
3	1	Tournament Gear Up Mzansi Rapid 2024				Tournament Gear Up Mzansi Rapid 2024
		date 2024-02-17	rnd 1	type Rapid	result 1	date 2024-02-17	rnd 1	type Rapid	result 1
		Opponent Pillay, N (Nico)				Opponent Pillay, N (Nico)

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	Naicker ,K (Kerri-Anne)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Naicker ,K (Kerri-Anne)	2	1107.6	895.1	2	1116.4	895.1	0	0	0	0	0	0
2	Badenhorst ,N (Nicolaas Jacobus)	2	1	0	1	0	-425	1	1	425	0	0	0
2	Badenhorst ,N (Nicolaas Jacobus)	2	1307.5	1307.5	1	1200	882.5	1	1200	1732.5	0	0	0
3	Naidoo ,D (Dhiya)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Naidoo ,D (Dhiya)	2	1527.9	1102.9	1	1619.6	1102.9	1	1264.4	1102.9	0	0	0
4	Thorulsley ,K (Kairaav)	2	1.5	212.5	0	0	0	2	1.5	212.5	0	0	0
4	Thorulsley ,K (Kairaav)	2	1475.9	1688.4	0	0	0	2	1169.4	1688.4	0	0	0
5	Bhotile ,K (Khulile Ndoda)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Bhotile ,K (Khulile Ndoda)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Naidoo ,R (Rayna)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Naidoo ,R (Rayna)	1	1281.5	856.5	1	1293.8	856.5	0	0	0	0	0	0
7	Allardyce ,B (Bruce)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Allardyce ,B (Bruce)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Hazelton-Lagarrigue ,V (Vincent)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
8	Hazelton-Lagarrigue ,V (Vincent)	1	1378.3	1378.3	1	1381.3	1378.3	0	0	0	0	0	0
9	Van Jaarsveld ,A (Anje)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Van Jaarsveld ,A (Anje)	1	939.1	514.1	1	940.6	514.1	0	0	0	0	0	0
10	Fauconier ,C (Caley)	1	1	425	1	1	425	0	0	0	0	0	0
10	Fauconier ,C (Caley)	1	1143.9	1568.9	1	1148.3	1568.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Botha, JF (Julian Francois)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms