Chess South Africa Ratings Database

PLAYER PAGE

Personal

Iwabuchi, K (Konosuke)

Chess SA id

1130313433

FIDE id

Date of birth

2013-10-17 (U14)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-01-04

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1194.4	1200	1190.3	1200
Raw rating	1194.4	1200	1190.3	1200
Weighted rating	1193.5	1200	1188.8	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	167.1	165.8	168.1	165.8
Highest rating	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01
Highest raw rating	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01
Highest weighted rating	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01
Highest weighted performance	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01	1200 2024-11-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1194.4	1200	1190.3	1200
Analysis
Rating	1194.4	1200	1190.3	1200
Raw rating	1194.4	1200	1190.3	1200
Weighted rating	1193.5	1200	1188.8
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	167.1	165.8	168.1	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	1194.4	1200	1190.3	1200
New weighted rating	1193.5	1200	1188.7	1200
New weighted performance	0	0	0	0
Temp new rating	1194.4	1200	1190.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1194.4	1200	1190.3	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Rapid
	0	0
	6	6
	6	6
	0	0
	0	0
	0	0
History	12	12

Games since
	Main 12	Standard 0		Rapid 12		Blitz 0
Gender	Male
Age group	U14
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	6	2.5	41.67	-70.8	1233	1162.2
Standard	0	0	0	0	0	0
Rapid	6	2.5	41.67	-70.8	1233	1162.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	12	4	33.33	-141.7	1230.5	1088.9
Standard	0	0	0	0	0	0
Rapid	12	4	33.33	-141.7	1230.5	1088.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1194.4	1200	1190.3	1200
2025-09-01	1194.4	1200	1190.3	1200
2025-08-01	1194.4	1200	1190.3	1200
2025-07-01	1194.4	1200	1190.3	1200
2025-06-01	1194.4	1200	1190.3	1200
2025-05-01	1194.4	1200	1190.3	1200
2025-04-01	1194.4	1200	1190.3	1200
2025-03-01	1194.4	1200	1190.3	1200
2025-02-01	1192.7	1200	1188.1	1200
2025-01-01	1168.8	1200	1145.6	1200
2024-12-01	1168.8	1200	1145.6	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
2024-06-01	1200	1200	1200	1200
2024-08-01	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
2023-11-01	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	2025 Kraaifontein Open Chess Championships (Rapid U14)	2025-01-04	2025-01-04	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Kraaifontein Open Chess Championships (Rapid U14)	2025-01-04	2025-01-04	Rapid	Cape Town (WCT)	6	6	2.5	Yes	Analysis
2	Chess Challengers Championship 2024 (U13)	2024-11-23	2024-11-23	Rapid	Cape Town (WCT)	6	6	1.5	Yes	Analysis

#	Games	Start				End
1	1	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 6	type Rapid	result 1	date 2025-01-04	rnd 6	type Rapid	result 1
		Opponent Robinson, J (Jake)				Opponent Robinson, J (Jake)
2	1	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 4	type Rapid	result 1	date 2025-01-04	rnd 4	type Rapid	result 1
		Opponent Brand, D (Dante)				Opponent Brand, D (Dante)
3	1	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 2	type Rapid	result 0.5	date 2025-01-04	rnd 2	type Rapid	result 0.5
		Opponent Haig-Smith, N (Nathan)				Opponent Haig-Smith, N (Nathan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 6	type Rapid	result 1	date 2025-01-04	rnd 6	type Rapid	result 1
		Opponent Robinson, J (Jake)				Opponent Robinson, J (Jake)
2	1	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 4	type Rapid	result 1	date 2025-01-04	rnd 4	type Rapid	result 1
		Opponent Brand, D (Dante)				Opponent Brand, D (Dante)
3	1	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 2	type Rapid	result 0.5	date 2025-01-04	rnd 2	type Rapid	result 0.5
		Opponent Haig-Smith, N (Nathan)				Opponent Haig-Smith, N (Nathan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 6	type Rapid	result 1	date 2025-01-04	rnd 6	type Rapid	result 1
		Opponent Robinson, J (Jake)				Opponent Robinson, J (Jake)
2	1	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 4	type Rapid	result 1	date 2025-01-04	rnd 4	type Rapid	result 1
		Opponent Brand, D (Dante)				Opponent Brand, D (Dante)
3	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 2	type Rapid	result 1	date 2024-11-23	rnd 2	type Rapid	result 1
		Opponent Koegelenberg, O (Olivia)				Opponent Koegelenberg, O (Olivia)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 6	type Rapid	result 1	date 2025-01-04	rnd 6	type Rapid	result 1
		Opponent Robinson, J (Jake)				Opponent Robinson, J (Jake)
2	1	Tournament 2025 Kraaifontein Open Chess Championships				Tournament 2025 Kraaifontein Open Chess Championships
		date 2025-01-04	rnd 4	type Rapid	result 1	date 2025-01-04	rnd 4	type Rapid	result 1
		Opponent Brand, D (Dante)				Opponent Brand, D (Dante)
3	1	Tournament Chess Challengers Championship 2024				Tournament Chess Challengers Championship 2024
		date 2024-11-23	rnd 2	type Rapid	result 1	date 2024-11-23	rnd 2	type Rapid	result 1
		Opponent Koegelenberg, O (Olivia)				Opponent Koegelenberg, O (Olivia)

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	Robinson ,J (Jake)	1	1	425	0	0	0	1	1	425	0	0	0
1	Robinson ,J (Jake)	1	1162.4	1587.4	0	0	0	1	1200	1587.4	0	0	0
2	Rogers ,D (David)	1	0	-425	0	0	0	1	0	-425	0	0	0
2	Rogers ,D (David)	1	1200	775	0	0	0	1	1200	775	0	0	0
3	Mngqibisa ,P (Phila)	1	0	-425	0	0	0	1	0	-425	0	0	0
3	Mngqibisa ,P (Phila)	1	1158	733	0	0	0	1	1246.8	733	0	0	0
4	Russell ,C (Caleb)	1	0	-425	0	0	0	1	0	-425	0	0	0
4	Russell ,C (Caleb)	1	1200	775	0	0	0	1	1200	775	0	0	0
5	James ,A (Ayden)	1	0	-425	0	0	0	1	0	-425	0	0	0
5	James ,A (Ayden)	1	1270.8	845.8	0	0	0	1	1272.6	845.8	0	0	0
6	Bessesen ,J (Joakim)	1	0	-425	0	0	0	1	0	-425	0	0	0
6	Bessesen ,J (Joakim)	1	1386.5	961.5	0	0	0	1	1350.6	961.5	0	0	0
7	Ismail ,Y (Yusha)	1	0	-425	0	0	0	1	0	-425	0	0	0
7	Ismail ,Y (Yusha)	1	1201.4	776.4	0	0	0	1	1201.2	776.4	0	0	0
8	Meissenheimer ,K (Kyle)	1	0	-425	0	0	0	1	0	-425	0	0	0
8	Meissenheimer ,K (Kyle)	1	1357.3	932.3	0	0	0	1	1356	932.3	0	0	0
9	Brand ,D (Dante)	1	1	425	0	0	0	1	1	425	0	0	0
9	Brand ,D (Dante)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
10	Abrahams ,Z (Zion)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
10	Abrahams ,Z (Zion)	1	1200	1200	0	0	0	1	1200	1200	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Iwabuchi, K (Konosuke)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms