Chess South Africa Ratings Database

PLAYER PAGE

Personal

Gana, B (Bulelani)

Chess SA id

1160317168

FIDE id

Date of birth

2016-05-29 (U10)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1198.2	1199.2	1197.4	1200
Raw rating	1187	1199.2	1166.9	1200
Weighted rating	1198.2	1199.1	1197.4	1200
Weighted performance	0	0	0	0
Floor	699.9	699.9	700	700
K-factor	40	40	36	36
Min/Max rating change allowed	168.9	166	173.8	165.8
Highest rating	1199.9 2025-03-06	1199.9 2025-03-06	1200 2025-04-01	1200 2025-04-01
Highest raw rating	1199.9 2025-03-06	1199.9 2025-03-06	1200 2025-04-01	1200 2025-04-01
Highest weighted rating	1199.9 2025-03-06	1199.9 2025-03-06	1200 2025-04-01	1200 2025-04-01
Highest weighted performance	0 1900-01-01	0 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-1	0	-2.5	0
New rating	1197.3	1199.2	1194.8	1200
Analysis
Rating	1198.2	1199.2	1197.4	1200
Raw rating	1187	1199.2	1166.9	1200
Weighted rating	1198.2	1199.1	1197.4
Weighted performance	0	0	0
K-factor	40	40	36	36
Floor	699.9	699.9	700	700
Max/Min rating change allowed	168.9	166	173.8	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	1187	1199.2	1166.9	1200
New weighted rating	1197.3	1199.1	1194.8	1200
New weighted performance	0	0	0	0
Temp new rating	1197.3	1199.2	1194.8	1200
Temp new rating +/-	-1	0	-2.5	0
Final new rating +/-	-1	0	-2.5	0
New rating	1197.3	1199.2	1194.8	1200
New K-factor	40	40	36	36
New floor	699.9	699.9	700	700

Item	Main	Standard	Rapid
	0	0	0
	11	5	6
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	11	5	6

Games since
	Main 11	Standard 5		Rapid 6		Blitz 0
Gender	Male
Age group	U10
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	11	2.5	22.73	-231.8	1176.1	944.3
Standard	5	0	0	-425	1198.3	773.3
Rapid	6	2.5	41.67	-70.8	1157.6	1086.8
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	11	2.5	22.73	-231.8	1176.1	944.3
Standard	5	0	0	-425	1198.3	773.3
Rapid	6	2.5	41.67	-70.8	1157.6	1086.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1187	1199.2	1166.9	1200
2025-09-30	1199.3	1199.2	1200	1200
2025-09-01	1199.3	1199.2	1200	1200
2025-08-01	1199.3	1199.2	1200	1200
2025-07-01	1199.3	1199.2	1200	1200
2025-06-01	1199.3	1199.2	1200	1200
2025-05-01	1198.9	1198.7	1200	1200
2025-04-01	1192.9	1191.7	1200	1200
2025-03-01	1200	1200	1200	1200
2025-02-01	1200	1200	1200	1200
2025-01-01	1200	1200	1200	1200
2024-12-01	1200	1200	1200	1200
2024-11-01	1200	1200	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200

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	UCC Rapid Open Oct 2025 (B)	2025-10-25	2025-10-25	Rapid	Nelson Mandela Bay (ENM)	6	6	2.5	Yes	Analysis
2	UCC Strategic Moves 2025 (B)	2025-02-28	2025-03-01	Standard	Nelson Mandela Bay (ENM)	5	5	0	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	UCC Rapid Open Oct 2025 (B)	2025-10-25	2025-10-25	Rapid	Nelson Mandela Bay (ENM)	6	6	2.5	Yes	Analysis
2	UCC Strategic Moves 2025 (B)	2025-02-28	2025-03-01	Standard	Nelson Mandela Bay (ENM)	5	5	0	Yes	Analysis

#	Games	Start				End
1	2	Tournament UCC Rapid Open Oct 2025				Tournament UCC Rapid Open Oct 2025
		date 2025-10-25	rnd 1	type Rapid	result 1	date 2025-10-25	rnd 2	type Rapid	result 1
		Opponent Mapipa, M (Melani)				Opponent Japhta, B (Blake)
2	1	Tournament UCC Rapid Open Oct 2025				Tournament UCC Rapid Open Oct 2025
		date 2025-10-25	rnd 6	type Rapid	result 0.5	date 2025-10-25	rnd 6	type Rapid	result 0.5
		Opponent Lombard, L (Liam)				Opponent Lombard, L (Liam)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

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	Beyi ,H (Hlumelo)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Beyi ,H (Hlumelo)	1	1238.1	813.1	1	1198.3	813.1	0	0	0	0	0	0
2	Armstrong ,I (Isabella)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Armstrong ,I (Isabella)	1	1158.8	733.8	1	1164.1	733.8	0	0	0	0	0	0
3	Vanda ,S (Siyazingca)	1	0	-425	1	0	-425	0	0	0	0	0	0
3	Vanda ,S (Siyazingca)	1	1200	775	1	1200	775	0	0	0	0	0	0
4	Vorster ,M (Marthinus)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Vorster ,M (Marthinus)	1	1200	775	1	1200	775	0	0	0	0	0	0
5	Van Huyssteen ,Z (Zani)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Van Huyssteen ,Z (Zani)	1	1194.7	769.7	1	1193.3	769.7	0	0	0	0	0	0
6	Kungwayo ,S (Sihli)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Kungwayo ,S (Sihli)	1	1199.5	774.5	0	0	0	1	1200	774.5	0	0	0
7	Japhta ,B (Blake)	1	1	425	0	0	0	1	1	425	0	0	0
7	Japhta ,B (Blake)	1	1170.8	1595.8	0	0	0	1	1200	1595.8	0	0	0
8	Billett ,L (Lauren)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Billett ,L (Lauren)	1	1090.1	665.1	0	0	0	1	975.6	665.1	0	0	0
9	Mapipa ,M (Melani)	1	1	425	0	0	0	1	1	425	0	0	0
9	Mapipa ,M (Melani)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Koj ,P (Prince)	1	0	-425	0	0	0	1	0	-425	0	0	0
10	Koj ,P (Prince)	1	1200	775	0	0	0	1	1200	775	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Gana, B (Bulelani)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms