Chess South Africa Ratings Database

PLAYER PAGE

Personal

Katsidzira, B (Brad Arthur)

Chess SA id

1160314215

FIDE id

Date of birth

2016-12-09 (U12)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-11-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1201.9	1199.3	1200.4	1200
Raw rating	1184.2	1197.8	1147	1200
Weighted rating	1201.9	1199.3	1200.4	1200
Weighted performance	0	0	0	0
Floor	712.7	699.9	716.1	700
K-factor	36	40	36	36
Min/Max rating change allowed	169.6	166.3	178.8	165.8
Highest rating	1212.7 2025-09-01	1199.9 2025-02-02	1216.1 2025-09-01	1200 2025-03-01
Highest raw rating	1212.7 2025-09-01	1199.9 2025-02-02	1216.1 2025-09-01	1200 2025-03-01
Highest weighted rating	1202.6 2025-11-01	1199.9 2025-02-02	1201.3 2025-09-01	1200 2025-03-01
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	-1.4	-0.1	-4.3	0
New rating	1200.5	1199.2	1196.1	1200
Analysis
Rating	1201.9	1199.3	1200.4	1200
Raw rating	1184.2	1197.8	1147	1200
Weighted rating	1201.9	1199.3	1200.4
Weighted performance	0	0	0
K-factor	36	40	36	36
Floor	712.7	699.9	716.1	700
Max/Min rating change allowed	169.6	166.3	178.8	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	1184.2	1197.8	1147	1200
New weighted rating	1200.5	1199.2	1196.1	1200
New weighted performance	0	0	0	0
Temp new rating	1200.5	1199.2	1196.1	1200
Temp new rating +/-	-1.4	-0.1	-4.3	0
Final new rating +/-	-1.4	-0.1	-4.3	0
New rating	1200.5	1199.2	1196.1	1200
New K-factor	36	40	36	36
New floor	712.7	699.9	716.1	700

Item	Main	Standard	Rapid
	0	0	0
	15	9	6
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	15	9	6

Games since
	Main 15	Standard 9		Rapid 6		Blitz 0
Gender	Male
Age group	U10
Region	Cape Town (WCT)
Province	Western Cape (WC)
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	15	6.5	43.33	-56.7	1260	1203.3
Standard	9	3.5	38.89	-94.4	1243.4	1149
Rapid	6	3	50	0	1284.9	1284.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	15	6.5	43.33	-56.7	1260	1203.3
Standard	9	3.5	38.89	-94.4	1243.4	1149
Rapid	6	3	50	0	1284.9	1284.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1184.2	1197.8	1147	1200
2025-11-30	1210.2	1197.8	1216.1	1200
2025-11-01	1210.2	1197.8	1216.1	1200
2025-09-30	1212.7	1199.8	1216.1	1200
2025-09-01	1212.7	1199.8	1216.1	1200
2025-08-01	1199.9	1199.8	1200	1200
2025-07-01	1199.9	1199.8	1200	1200
2025-06-01	1199.9	1199.8	1200	1200
2025-05-01	1199.9	1199.8	1200	1200
2025-04-01	1199.8	1199.7	1200	1200
2025-03-01	1198.7	1198.2	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
2024-11-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-06-01	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

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	Heideveld Open Rapid Chess Championship 2025 (B)	2025-11-29	2025-11-29	Rapid	Cape Town (WCT)	5	4	0	Yes	Analysis
2	UCT Open Chess Championship 2025 (Intermediate)	2025-10-11	2025-10-12	Standard	Cape Town (WCT)	6	4	1.5	Yes	Analysis
3	Curro Chess Open Rapid 2025 (U10)	2025-08-23	2025-08-23	Rapid	Cape Town (WCT)	6	6	3	Yes	Analysis
4	2025 District Central Schools Chess Individual Trials (U9 Open)	2025-01-31	2025-02-01	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament 2025 District Central Schools Chess Individual Trials				Tournament Curro Chess Open Rapid 2025
		date 2025-02-01	rnd 5	type Standard	result 1	date 2025-08-23	rnd 2	type Rapid	result 1
		Opponent Trantaal, S (Seth)				Opponent Van Der Westhuizen, E (Erin)
2	3	Tournament Curro Chess Open Rapid 2025				Tournament UCT Open Chess Championship 2025
		date 2025-08-23	rnd 6	type Rapid	result 1	date 2025-10-11	rnd 2	type Standard	result 0.5
		Opponent Roos-Kerby, A (Alfred)				Opponent Van Niekerk, JH (Johann Hendrik)

#	Games	Start				End
1	2	Tournament 2025 District Central Schools Chess Individual Trials				Tournament 2025 District Central Schools Chess Individual Trials
		date 2025-02-01	rnd 5	type Standard	result 1	date 2025-02-01	rnd 6	type Standard	result 1
		Opponent Trantaal, S (Seth)				Opponent Knowles, L (Liam)

#	Games	Start				End
1	2	Tournament Curro Chess Open Rapid 2025				Tournament Curro Chess Open Rapid 2025
		date 2025-08-23	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 2	type Rapid	result 1
		Opponent Retief, A (Albe)				Opponent Van Der Westhuizen, E (Erin)
2	1	Tournament Curro Chess Open Rapid 2025				Tournament Curro Chess Open Rapid 2025
		date 2025-08-23	rnd 6	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Roos-Kerby, A (Alfred)				Opponent Roos-Kerby, A (Alfred)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2025 District Central Schools Chess Individual Trials				Tournament Curro Chess Open Rapid 2025
		date 2025-02-01	rnd 5	type Standard	result 1	date 2025-08-23	rnd 2	type Rapid	result 1
		Opponent Trantaal, S (Seth)				Opponent Van Der Westhuizen, E (Erin)
2	1	Tournament Curro Chess Open Rapid 2025				Tournament Curro Chess Open Rapid 2025
		date 2025-08-23	rnd 6	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Roos-Kerby, A (Alfred)				Opponent Roos-Kerby, A (Alfred)

#	Games	Start				End
1	2	Tournament 2025 District Central Schools Chess Individual Trials				Tournament 2025 District Central Schools Chess Individual Trials
		date 2025-02-01	rnd 5	type Standard	result 1	date 2025-02-01	rnd 6	type Standard	result 1
		Opponent Trantaal, S (Seth)				Opponent Knowles, L (Liam)

#	Games	Start				End
1	2	Tournament Curro Chess Open Rapid 2025				Tournament Curro Chess Open Rapid 2025
		date 2025-08-23	rnd 1	type Rapid	result 1	date 2025-08-23	rnd 2	type Rapid	result 1
		Opponent Retief, A (Albe)				Opponent Van Der Westhuizen, E (Erin)
2	1	Tournament Curro Chess Open Rapid 2025				Tournament Curro Chess Open Rapid 2025
		date 2025-08-23	rnd 6	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Roos-Kerby, A (Alfred)				Opponent Roos-Kerby, A (Alfred)

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	Reid ,H (Hannah)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Reid ,H (Hannah)	1	1353.3	928.3	1	1340.2	928.3	0	0	0	0	0	0
2	Knowles ,L (Liam)	1	1	425	1	1	425	0	0	0	0	0	0
2	Knowles ,L (Liam)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
3	Theunissen ,J (Joshua)	1	1	425	1	1	425	0	0	0	0	0	0
3	Theunissen ,J (Joshua)	1	1349	1774	1	1341.4	1774	0	0	0	0	0	0
4	May ,S (Sinelizwi)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	May ,S (Sinelizwi)	1	1245.9	820.9	1	1189.2	820.9	0	0	0	0	0	0
5	Mabono ,Y (Yivani)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mabono ,Y (Yivani)	1	1200	775	1	1200	775	0	0	0	0	0	0
6	Van Niekerk ,JH (Johann Hendrik)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Van Niekerk ,JH (Johann Hendrik)	1	1305.2	1305.2	1	1297.5	1305.2	0	0	0	0	0	0
7	Arendse ,D (Dean)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Arendse ,D (Dean)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	May ,A (Avumile)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	May ,A (Avumile)	1	1193.7	768.7	1	1160.3	768.7	0	0	0	0	0	0
9	Trantaal ,S (Seth)	1	1	425	1	1	425	0	0	0	0	0	0
9	Trantaal ,S (Seth)	1	1144	1569	1	1155	1569	0	0	0	0	0	0
10	Van Der Westhuizen ,E (Erin)	1	1	425	0	0	0	1	1	425	0	0	0
10	Van Der Westhuizen ,E (Erin)	1	1318.4	1743.4	0	0	0	1	1259.9	1743.4	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

Katsidzira, B (Brad Arthur)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms