Chess South Africa Ratings Database

PLAYER PAGE

Personal

Nkomo, B (Ben)

Chess SA id

1030109159

FIDE id

Date of birth

2003-03-26 (Adult)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-01-28

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1523.8	1531.4	1256.7	1200
Raw rating	1523.8	1531.4	1256.7	1200
Weighted rating	1521	1530	1256.7	1200
Weighted performance	1038.3	1052.8	0	0
Floor	1086.3	1077	758.8	700
K-factor	32	32	36	36
Min/Max rating change allowed	104.5	103.4	152.9	165.8
Highest rating	1586.3 2023-01-01	1577 2023-01-01	1409.5 2019-02-01	1200 2018-10-01
Highest raw rating	1586.3 2023-01-01	1577 2023-01-01	1258.8 2019-12-01	1200 2024-02-01
Highest weighted rating	1586.3 2023-12-01	1577 2024-02-01	1256.6 2025-08-01	1200 2018-10-01
Highest weighted performance	1577.5 2022-12-01	1570.3 2022-12-01	1409.5 2019-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1523.8	1531.4	1256.7	1200
Analysis
Rating	1523.8	1531.4	1256.7	1200
Raw rating	1523.8	1531.4	1256.7	1200
Weighted rating	1521	1530	1256.7
Weighted performance	1038.3	1052.8	0
K-factor	32	32	36	36
Floor	1086.3	1077	758.8	700
Max/Min rating change allowed	104.5	103.4	152.9	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	1523.8	1531.4	1256.7	1200
New weighted rating	1521.2	1530	1256.7	1200
New weighted performance	1037.8	1052.3	0	0
Temp new rating	1523.8	1531.4	1256.7	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1523.8	1531.4	1256.7	1200
New K-factor	32	32	36	36
New floor	1086.3	1077	758.8	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	4	4	0
	10	4	6
	37	37	0
	5	5	0
History	144	125	19

Games since
	Main 10	Standard 4		Rapid 6		Blitz 0
Gender	Male
Age group	Adult
Region	Ekurhuleni (GE)
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	144	88	61.11	94.4	1355	1449.5
Standard	125	78	62.4	105.4	1349.8	1455.2
Rapid	19	10	52.63	22.4	1389.2	1411.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1523.8	1531.4	1256.7	1200
2025-09-01	1523.8	1531.4	1256.7	1200
2025-08-01	1523.8	1531.4	1256.7	1200
2025-07-01	1523.8	1531.4	1256.7	1200
2025-06-01	1523.8	1531.4	1256.7	1200
2025-05-01	1523.8	1531.4	1256.7	1200
2025-04-01	1523.8	1531.4	1256.7	1200
2025-03-01	1523.8	1531.4	1256.7	1200
2025-02-01	1523.8	1531.4	1256.7	1200
2025-01-01	1516.1	1527.1	1256.7	1200
2024-12-01	1516.1	1527.1	1256.7	1200
2024-11-01	1516.1	1527.1	1256.7	1200
2024-10-01	1516.1	1527.1	1256.7	1200
2024-09-01	1516.1	1527.1	1256.7	1200
2024-08-01	1516.1	1527.1	1256.7	1200
2024-07-01	1516.1	1527.1	1256.7	1200
2024-06-01	1516.1	1527.1	1256.7	1200
2024-08-01	1516.1	1527.1	1256.7	1200
2024-04-01	1516.1	1527.1	1256.7	1200
2024-03-01	1516.1	1527.1	1256.7	1200
2024-02-01	1516.1	1527.1	1256.7	1200
2024-01-01	1528.3	1543.4	1256.7	1200
2023-12-01	1528.3	1543.4	1256.7	1200
2023-11-01	1557.6	1543.4	1252	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	JMC Kick Off Tournament 2024 (B)	2024-01-28	2024-01-28	Standard	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
2	Chess Power House Festive Rapid 2023 (B)	2023-12-15	2023-12-15	Rapid	Johannesburg Metro (GJM)	6	6	3	Yes	Analysis
3	Ekurhuleni Chess Trial 3 2023 (Open)	2023-06-17	2023-06-17	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
4	2022 South African Junior Wild Card Chess Championships (U18+U20 Open)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
5	2022 South African Junior Team Chess Championships (U20 Open+Girls)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	6	5	Yes	Analysis
6	Ekurhuleni Chess Springs Club Open 2022 (A)	2022-09-03	2022-09-03	Standard	Ekurhuleni (GE)	5	4	1.5	Yes	Analysis
7	Eureka Open 2022 (B)	2022-07-30	2022-07-30	Standard	Sedibeng (GSV)	5	5	3	Yes	Analysis
8	JNW Helpmekaar 2022 (Challengers)	2022-07-09	2022-07-09	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
9	Alberton Chess Club Open 2022 (B)	2022-07-16	2022-07-16	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
10	Ekurhuleni Trials 1 2022 (U18)	2022-04-23	2022-04-23	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
11	Ekurhuleni Chess Chessa Open 2021 (B)	2021-03-27	2021-03-27	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
12	Ekurhuleni Chess Kempton Park Open 2020 (B)	2020-11-21	2020-11-21	Standard	Ekurhuleni (GE)	5	4	0.5	Yes	Analysis
13	2019 Wild Card Chess Championship (U18 Open)	2020-01-09	2020-01-12	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
14	2019 South African Junior Team Championships (U18C)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	6	3	Yes	Analysis
15	Chess Power House End of Year Rapid 2019 (A)	2019-12-16	2019-12-16	Rapid	Johannesburg Metro (GJM)	7	7	3	Yes	Analysis
16	GJM vs GE Inter Region 2019 (U18+U20 Reserves)	2019-10-05	2019-10-05	Standard	Johannesburg Metro (GJM)	5	5	4	Yes	Analysis
17	GE vs GSV Inter Regional 2019 (U18B)	2019-10-26	2019-10-26	Standard	Ekurhuleni (GE)	5	4	4	Yes	Analysis
18	Ekurhuleni Grand Prix 2019 (B)	2019-09-14	2019-09-14	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
19	2019 Boksburg Chess Club Round Robin (C)	2019-09-28	2019-09-28	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
20	Chess Power House 2019 (C)	2019-08-24	2019-08-24	Standard	Johannesburg Metro (GJM)	5	5	3.5	Yes	Analysis
21	Springs Open 2019 (B)	2019-08-31	2019-08-31	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
22	Bishop Bavin Open 2019 (B)	2019-08-17	2019-08-17	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
23	Boksburg Chess Club Open 2019 (B)	2019-07-13	2019-07-13	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
24	Ekurhuleni Trials (3)	2019-06-08	2019-06-08	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
25	Primrose Chess Club Open 2019 (B)	2019-04-13	2019-04-13	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
26	Ekurhuleni Trials 2 2019 (U18+U20)	2019-04-27	2019-04-27	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
27	Ekurhuleni Trials 1 2019 (U18+U20)	2019-03-09	2019-03-09	Standard	Ekurhuleni (GE)	5	4	2	Yes	Analysis
28	Boksburg Library Rapid 2019	2019-02-02	2019-02-02	Rapid	Ekurhuleni (GE)	6	6	4	Yes	Analysis

#	Games	Start				End
1	8	Tournament 2019 Wild Card Chess Championship				Tournament Ekurhuleni Chess Kempton Park Open 2020
		date 2020-01-09	rnd 1	type Standard	result 0.5	date 2020-11-21	rnd 1	type Standard	result 0.5
		Opponent Nkuna, R (Rhukanani)				Opponent Hansrajh, J (Jitrakorn)
2	7	Tournament GJM vs GE Inter Region 2019				Tournament Chess Power House End of Year Rapid 2019
		date 2019-10-05	rnd 5	type Standard	result 1	date 2019-12-16	rnd 2	type Rapid	result 1
		Opponent Njoku, W (Wisdom)				Opponent Uzeni, T (Tapera)
3	6	Tournament Ekurhuleni Trials 1 2022				Tournament JNW Helpmekaar 2022
		date 2022-04-23	rnd 5	type Standard	result 1	date 2022-07-09	rnd 5	type Standard	result 1
		Opponent Barnard, N (Nathan)				Opponent Kruger, T (Tobias)

#	Games	Start				End
1	8	Tournament 2019 Wild Card Chess Championship				Tournament Ekurhuleni Chess Kempton Park Open 2020
		date 2020-01-09	rnd 1	type Standard	result 0.5	date 2020-11-21	rnd 1	type Standard	result 0.5
		Opponent Nkuna, R (Rhukanani)				Opponent Hansrajh, J (Jitrakorn)
2	6	Tournament Ekurhuleni Trials 1 2022				Tournament JNW Helpmekaar 2022
		date 2022-04-23	rnd 5	type Standard	result 1	date 2022-07-09	rnd 5	type Standard	result 1
		Opponent Barnard, N (Nathan)				Opponent Kruger, T (Tobias)
3	6	Tournament Bishop Bavin Open 2019				Tournament Chess Power House 2019
		date 2019-08-17	rnd 3	type Standard	result 1	date 2019-08-24	rnd 3	type Standard	result 0.5
		Opponent Mungal, S (Shane)				Opponent Netshimbupfe, W (Wanga)

#	Games	Start				End
1	3	Tournament Chess Power House End of Year Rapid 2019				Tournament Chess Power House Festive Rapid 2023
		date 2019-12-16	rnd 7	type Rapid	result 1	date 2023-12-15	rnd 2	type Rapid	result 1
		Opponent Nyamandi, L (Langutani)				Opponent Lebelo, T (Tekologo)
2	3	Tournament Boksburg Library Rapid 2019				Tournament Chess Power House End of Year Rapid 2019
		date 2019-02-02	rnd 6	type Rapid	result 1	date 2019-12-16	rnd 2	type Rapid	result 1
		Opponent Koopman, T (Tyrise)				Opponent Uzeni, T (Tapera)
3	3	Tournament Boksburg Library Rapid 2019				Tournament Boksburg Library Rapid 2019
		date 2019-02-02	rnd 1	type Rapid	result 1	date 2019-02-02	rnd 3	type Rapid	result 1
		Opponent Radebe, K (Katleho)				Opponent Solomons, K (Kethon)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament GJM vs GE Inter Region 2019				Tournament Chess Power House End of Year Rapid 2019
		date 2019-10-05	rnd 5	type Standard	result 1	date 2019-12-16	rnd 2	type Rapid	result 1
		Opponent Njoku, W (Wisdom)				Opponent Uzeni, T (Tapera)
2	5	Tournament Ekurhuleni Chess Chessa Open 2021				Tournament Ekurhuleni Trials 1 2022
		date 2021-03-27	rnd 4	type Standard	result 1	date 2022-04-23	rnd 3	type Standard	result 1
		Opponent Pienaar, S (Schalk)				Opponent Schroeder, D (Daniel)
3	4	Tournament 2022 South African Junior Team Chess Championships				Tournament 2022 South African Junior Wild Card Chess Championships
		date 2022-12-07	rnd 6	type Standard	result 1	date 2022-12-09	rnd 2	type Standard	result 1
		Opponent Louw, D (Danial)				Opponent Van Den Berg, R (Reynard)

#	Games	Start				End
1	5	Tournament Ekurhuleni Chess Chessa Open 2021				Tournament Ekurhuleni Trials 1 2022
		date 2021-03-27	rnd 4	type Standard	result 1	date 2022-04-23	rnd 3	type Standard	result 1
		Opponent Pienaar, S (Schalk)				Opponent Schroeder, D (Daniel)
2	5	Tournament GJM vs GE Inter Region 2019				Tournament GE vs GSV Inter Regional 2019
		date 2019-10-05	rnd 5	type Standard	result 1	date 2019-10-26	rnd 5	type Standard	result 1
		Opponent Njoku, W (Wisdom)				Opponent Grobler, S (Stefan)
3	4	Tournament 2022 South African Junior Team Chess Championships				Tournament 2022 South African Junior Wild Card Chess Championships
		date 2022-12-07	rnd 6	type Standard	result 1	date 2022-12-09	rnd 2	type Standard	result 1
		Opponent Louw, D (Danial)				Opponent Van Den Berg, R (Reynard)

#	Games	Start				End
1	3	Tournament Chess Power House End of Year Rapid 2019				Tournament Chess Power House Festive Rapid 2023
		date 2019-12-16	rnd 7	type Rapid	result 1	date 2023-12-15	rnd 2	type Rapid	result 1
		Opponent Nyamandi, L (Langutani)				Opponent Lebelo, T (Tekologo)
2	3	Tournament Boksburg Library Rapid 2019				Tournament Chess Power House End of Year Rapid 2019
		date 2019-02-02	rnd 6	type Rapid	result 1	date 2019-12-16	rnd 2	type Rapid	result 1
		Opponent Koopman, T (Tyrise)				Opponent Uzeni, T (Tapera)
3	3	Tournament Boksburg Library Rapid 2019				Tournament Boksburg Library Rapid 2019
		date 2019-02-02	rnd 1	type Rapid	result 1	date 2019-02-02	rnd 3	type Rapid	result 1
		Opponent Radebe, K (Katleho)				Opponent Solomons, K (Kethon)

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	Oberholzer ,E (Ethan)	4	3.5	318.8	4	3.5	318.8	0	0	0	0	0	0
1	Oberholzer ,E (Ethan)	4	1160	1478.7	4	1154.6	1478.7	0	0	0	0	0	0
2	Hansrajh ,J (Jitrakorn)	4	0.5	-318.8	4	0.5	-318.8	0	0	0	0	0	0
2	Hansrajh ,J (Jitrakorn)	4	1311.8	993	4	1301	993	0	0	0	0	0	0
3	Ramlall ,S (Sanjana)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Ramlall ,S (Sanjana)	3	1419.9	1278.2	3	1428.2	1278.2	0	0	0	0	0	0
4	Price ,DR (Daelen Rowan)	2	1	0	2	1	0	0	0	0	0	0	0
4	Price ,DR (Daelen Rowan)	2	1592.2	1592.2	2	1583.4	1592.2	0	0	0	0	0	0
5	Waleza ,F (Freddy)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Waleza ,F (Freddy)	2	1408.1	983.1	2	1411.8	983.1	0	0	0	0	0	0
6	Laeke ,N (Nahom)	2	2	425	2	2	425	0	0	0	0	0	0
6	Laeke ,N (Nahom)	2	1159.7	1584.7	2	1171.6	1584.7	0	0	0	0	0	0
7	Schroeder ,D (Daniel)	2	1	0	2	1	0	0	0	0	0	0	0
7	Schroeder ,D (Daniel)	2	1564.7	1564.7	2	1564.3	1564.7	0	0	0	0	0	0
8	Higgins ,F (Franco)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Higgins ,F (Franco)	2	1307.8	882.8	2	1299.6	882.8	0	0	0	0	0	0
9	Tsholo ,B (Boitumelo)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
9	Tsholo ,B (Boitumelo)	2	1408	1195.5	2	1407.1	1195.5	0	0	0	0	0	0
10	Gibbens ,JJW (James)	2	2	425	2	2	425	0	0	0	0	0	0
10	Gibbens ,JJW (James)	2	1288.9	1713.9	2	1279.3	1713.9	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

Nkomo, B (Ben)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms