Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mphahlele, BJ (Bonolo)

Chess SA id

102045436

FIDE id

Date of birth

2002-08-13 (Adult)

Gender

Male

Region

Capricorn (LCP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1479.3	1484.3	1222.7	1196.1
Raw rating	1479.3	1484.3	1222.7	1196.1
Weighted rating	1448.1	1447	1222.7	1196.1
Weighted performance	818	811.9	0	0
Floor	979.3	984.3	722.7	722.7
K-factor	32	32	36	36
Min/Max rating change allowed	111.4	110.6	160.5	166.7
Highest rating	1479.3 2025-05-05	1484.3 2025-05-05	1222.7 2019-01-01	1222.7 2019-01-01
Highest raw rating	1479.3 2025-05-05	1484.3 2025-05-05	1222.7 2024-02-01	1222.7 2019-12-01
Highest weighted rating	1440.9 2025-08-01	1438.5 2025-08-01	1222.7 2019-01-01	1222.7 2019-01-01
Highest weighted performance	1407.6 2020-01-01	1409.5 2020-01-01	1200 2024-02-01	1200 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1479.3	1484.3	1222.7	1196.1
Analysis
Rating	1479.3	1484.3	1222.7	1196.1
Raw rating	1479.3	1484.3	1222.7	1196.1
Weighted rating	1448.1	1447	1222.7
Weighted performance	818	811.9	0
K-factor	32	32	36	36
Floor	979.3	984.3	722.7	722.7
Max/Min rating change allowed	111.4	110.6	160.5	166.7
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	1479.3	1484.3	1222.7	1196.1
New weighted rating	1451.4	1450.9	1222.7	1196.1
New weighted performance	817.5	811.3	0	0
Temp new rating	1479.3	1484.3	1222.7	1196.1
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1479.3	1484.3	1222.7	1196.1
New K-factor	32	32	36	36
New floor	979.3	984.3	722.7	722.7

Item	Main	Standard	Blitz
	0	0	0
	5	5	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	209	202	7

Games since
	Main 5	Standard 5		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Capricorn (LCP)
Province	Limpopo (LP)
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	5	4.5	90	340	1428.4	1768.4
Standard	5	4.5	90	340	1428.4	1768.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	79	55	69.62	166.8	1225.2	1391.9
Standard	72	51	70.83	177.1	1211.8	1388.9
Rapid	0	0	0	0	0	0
Blitz	7	4	57.14	60.7	1362.4	1423.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	1479.3	1484.3	1222.7	1196.1
2025-09-01	1479.3	1484.3	1222.7	1196.1
2025-08-01	1479.3	1484.3	1222.7	1196.1
2025-07-01	1479.3	1484.3	1222.7	1196.1
2025-06-01	1479.3	1484.3	1222.7	1196.1
2025-05-01	1479.3	1484.3	1222.7	1196.1
2025-04-01	1424.5	1418.8	1222.7	1196.1
2025-03-01	1424.5	1418.8	1222.7	1196.1
2025-02-01	1424.5	1418.8	1222.7	1196.1
2025-01-01	1424.5	1418.8	1222.7	1196.1
2024-12-01	1424.5	1418.8	1222.7	1196.1
2024-11-01	1424.5	1418.8	1222.7	1196.1
2024-10-01	1424.5	1418.8	1222.7	1196.1
2024-09-01	1424.5	1418.8	1222.7	1196.1
2024-08-01	1424.5	1418.8	1222.7	1196.1
2024-07-01	1424.5	1418.8	1222.7	1196.1
2024-06-01	1424.5	1418.8	1222.7	1196.1
2024-08-01	1424.5	1418.8	1222.7	1196.1
2024-04-01	1424.5	1418.8	1222.7	1196.1
2024-03-01	1424.5	1418.8	1222.7	1196.1
2024-02-01	1424.5	1418.8	1222.7	1196.1
2024-01-01	1424.5	1418.8	1222.7	1196.1
2023-12-01	1424.5	1418.8	1222.7	1196.1
2023-11-01	1424.5	1418.8	1222.7	1196.1

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	2025 Mid Gauteng Open Chess Tournament (C)	2025-04-12	2025-04-12	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Mid Gauteng Open Chess Tournament (C)	2025-04-12	2025-04-12	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
2	2019 South African Juior Blitz Championship (B)	2020-01-05	2020-01-05	Blitz	4 Knights (4K)	7	7	4	Yes	Analysis
3	2019 Wild Card Chess Championship (U18 Open)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	6	2.5	Yes	Analysis
4	2019 South African Junior Team Championships (U18B)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
5	Capricorn Qualifying August 2019 (O20)	2019-08-17	2019-08-17	Standard	Capricorn (LCP)	5	5	4	Yes	Analysis
6	2019 SA Schools Winter Games (U18 Boys)	2019-07-01	2019-07-04	Standard	Ethekwini (KED)	7	7	3.5	Yes	Analysis
7	Capricorn Qualifying July 2019 (O20)	2019-07-20	2019-07-20	Standard	Capricorn (LCP)	5	5	4	Yes	Analysis
8	Capricorn Qualifying March 2019 (U20)	2019-03-09	2019-03-09	Standard	Capricorn (LCP)	5	5	4	Yes	Analysis
9	Limpopo Grand Prix Series 01 2019	2019-02-23	2019-02-23	Standard	Capricorn (LCP)	5	5	3	Yes	Analysis
10	Capricorn Qualifying 2019 (O20)	2019-02-09	2019-02-09	Standard	Capricorn (LCP)	5	5	4	Yes	Analysis
11	Capricorn Qualifying 18 Augustus 2018 (U20)	2018-08-25	2018-08-25	Standard	Capricorn (LCP)	5	5	3	Yes	Analysis
12	Capricorn Qualifying 12 Mei 2018 (U20)	2018-05-12	2018-05-12	Standard	Capricorn (LCP)	5	5	4.5	Yes	Analysis
13	Capricorn Qualifying 10 Maart 2018 (U20)	2018-03-17	2018-03-17	Standard	Capricorn (LCP)	5	5	4	Yes	Analysis
14	South African Junior Team Championships 2017 (U16B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	5	Yes	Analysis

#	Games	Start				End
1	11	Tournament Capricorn Qualifying July 2019				Tournament 2019 South African Juior Blitz Championship
		date 2019-07-20	rnd 4	type Standard	result 1	date 2020-01-05	rnd 1	type Blitz	result 1
		Opponent Makwela, PM (Phemelo)				Opponent Froom, G (Gabriel)
2	9	Tournament South African Junior Team Championships 2017				Tournament Capricorn Qualifying 10 Maart 2018
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-03-17	rnd 3	type Standard	result 1
		Opponent Moletsane, OP (Oreratile)				Opponent Van Staden, F-J (Frans-Jaco)
3	7	Tournament Capricorn Qualifying 10 Maart 2018				Tournament Capricorn Qualifying 18 Augustus 2018
		date 2018-03-17	rnd 5	type Standard	result 1	date 2018-08-25	rnd 1	type Standard	result 1
		Opponent Manthata, T (Tshegofatso)				Opponent Mabotja, AC (Autane)

#	Games	Start				End
1	10	Tournament Capricorn Qualifying July 2019				Tournament 2019 South African Junior Team Championships
		date 2019-07-20	rnd 4	type Standard	result 1	date 2020-01-05	rnd 3	type Standard	result 1
		Opponent Makwela, PM (Phemelo)				Opponent Nkangezi, O (Onele)
2	9	Tournament South African Junior Team Championships 2017				Tournament Capricorn Qualifying 10 Maart 2018
		date 2018-01-04	rnd 2	type Standard	result 1	date 2018-03-17	rnd 3	type Standard	result 1
		Opponent Moletsane, OP (Oreratile)				Opponent Van Staden, F-J (Frans-Jaco)
3	7	Tournament Capricorn Qualifying 10 Maart 2018				Tournament Capricorn Qualifying 18 Augustus 2018
		date 2018-03-17	rnd 5	type Standard	result 1	date 2018-08-25	rnd 1	type Standard	result 1
		Opponent Manthata, T (Tshegofatso)				Opponent Mabotja, AC (Autane)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2019 South African Juior Blitz Championship				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-05	rnd 3	type Blitz	result 1	date 2020-01-05	rnd 4	type Blitz	result 1
		Opponent Chiba, N (Nikhil)				Opponent Davids, R (Rafael)
2	1	Tournament 2019 South African Juior Blitz Championship				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-05	rnd 6	type Blitz	result 1	date 2020-01-05	rnd 6	type Blitz	result 1
		Opponent Bhagwandeen, D (Daksh)				Opponent Bhagwandeen, D (Daksh)
3	1	Tournament 2019 South African Juior Blitz Championship				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-05	rnd 1	type Blitz	result 1	date 2020-01-05	rnd 1	type Blitz	result 1
		Opponent Froom, G (Gabriel)				Opponent Froom, G (Gabriel)

#	Games	Start				End
1	5	Tournament Capricorn Qualifying July 2019				Tournament Capricorn Qualifying August 2019
		date 2019-07-20	rnd 4	type Standard	result 1	date 2019-08-17	rnd 3	type Standard	result 1
		Opponent Makwela, PM (Phemelo)				Opponent Moremi, L (Lethabo)
2	4	Tournament 2025 Mid Gauteng Open Chess Tournament				Tournament 2025 Mid Gauteng Open Chess Tournament
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 4	type Standard	result 1
		Opponent Nolan, C (Christopher)				Opponent Modutwane, ST (Shamaine Tshepiso)
3	4	Tournament 2019 South African Junior Team Championships				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-04	rnd 1	type Standard	result 1	date 2020-01-05	rnd 1	type Blitz	result 1
		Opponent Le Roux, MG (Marthinus)				Opponent Froom, G (Gabriel)

#	Games	Start				End
1	5	Tournament Capricorn Qualifying July 2019				Tournament Capricorn Qualifying August 2019
		date 2019-07-20	rnd 4	type Standard	result 1	date 2019-08-17	rnd 3	type Standard	result 1
		Opponent Makwela, PM (Phemelo)				Opponent Moremi, L (Lethabo)
2	4	Tournament 2025 Mid Gauteng Open Chess Tournament				Tournament 2025 Mid Gauteng Open Chess Tournament
		date 2025-04-12	rnd 1	type Standard	result 1	date 2025-04-12	rnd 4	type Standard	result 1
		Opponent Nolan, C (Christopher)				Opponent Modutwane, ST (Shamaine Tshepiso)
3	4	Tournament Limpopo Grand Prix Series 01 2019				Tournament Capricorn Qualifying March 2019
		date 2019-02-23	rnd 5	type Standard	result 1	date 2019-03-09	rnd 3	type Standard	result 1
		Opponent Ruele, J (Jack)				Opponent Hartley, C (Charne)

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament 2019 South African Juior Blitz Championship				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-05	rnd 3	type Blitz	result 1	date 2020-01-05	rnd 4	type Blitz	result 1
		Opponent Chiba, N (Nikhil)				Opponent Davids, R (Rafael)
2	1	Tournament 2019 South African Juior Blitz Championship				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-05	rnd 6	type Blitz	result 1	date 2020-01-05	rnd 6	type Blitz	result 1
		Opponent Bhagwandeen, D (Daksh)				Opponent Bhagwandeen, D (Daksh)
3	1	Tournament 2019 South African Juior Blitz Championship				Tournament 2019 South African Juior Blitz Championship
		date 2020-01-05	rnd 1	type Blitz	result 1	date 2020-01-05	rnd 1	type Blitz	result 1
		Opponent Froom, G (Gabriel)				Opponent Froom, G (Gabriel)

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	Manthata ,T (Tshegofatso)	2	2	425	2	2	425	0	0	0	0	0	0
1	Manthata ,T (Tshegofatso)	2	1024.6	1449.6	2	1030.8	1449.6	0	0	0	0	0	0
2	Makwela ,PM (Phemelo)	2	2	425	2	2	425	0	0	0	0	0	0
2	Makwela ,PM (Phemelo)	2	1200.2	1625.2	2	1202.5	1625.2	0	0	0	0	0	0
3	Abdul Martin ,RIM (Rijvi)	2	2	425	2	2	425	0	0	0	0	0	0
3	Abdul Martin ,RIM (Rijvi)	2	1246.2	1671.2	2	1253.4	1671.2	0	0	0	0	0	0
4	Seloana ,K (Kamogelo)	1	1	425	1	1	425	0	0	0	0	0	0
4	Seloana ,K (Kamogelo)	1	1490	1915	1	1487.4	1915	0	0	0	0	0	0
5	Moletsane ,OP (Oreratile Pontsho)	1	1	425	1	1	425	0	0	0	0	0	0
5	Moletsane ,OP (Oreratile Pontsho)	1	1004.4	1429.4	1	1004.4	1429.4	0	0	0	0	0	0
6	Maepa ,B (Boitumelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Maepa ,B (Boitumelo)	1	1192.1	767.1	1	1194.7	767.1	0	0	0	0	0	0
7	Rapholo ,KM (Motlatjo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Rapholo ,KM (Motlatjo)	1	1396.1	971.1	1	1396.1	971.1	0	0	0	0	0	0
8	Nolan ,C (Christopher)	1	1	425	1	1	425	0	0	0	0	0	0
8	Nolan ,C (Christopher)	1	1348.3	1773.3	1	1321.1	1773.3	0	0	0	0	0	0
9	Schroeder ,D (Daniel)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Schroeder ,D (Daniel)	1	1525.1	1100.1	1	1519.4	1100.1	0	0	0	0	0	0
10	Ncangayi ,Y (Yamkela)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Ncangayi ,Y (Yamkela)	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

Mphahlele, BJ (Bonolo)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms