Chess South Africa Ratings Database

PLAYER PAGE

Personal

Biernacki, K (Kayden)

Chess SA id

107083551

FIDE id

Date of birth

2007-03-19 (U20)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-02-29

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1131.3	1082.5	815.6	503.2
Raw rating	1131.3	1082.5	815.6	503.2
Weighted rating	1131.3	1082.5	815.6	503.2
Weighted performance	327.5	289.3	0	0
Floor	631.3	582.5	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	182.9	196	286.7	447.5
Highest rating	1206.8 2019-01-01	1200.1 2019-01-01	1200 2018-02-01	1200 2024-02-01
Highest raw rating	1131.3 2024-02-01	1082.5 2024-02-01	815.6 2024-02-01	503.2 2024-02-01
Highest weighted rating	1131.3 2024-11-01	1082.5 2024-11-01	815.6 2024-11-01	503.2 2024-11-01
Highest weighted performance	1206.8 2019-01-01	1200.1 2019-01-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1131.3	1082.5	815.6	503.2
Analysis
Rating	1131.3	1082.5	815.6	503.2
Raw rating	1131.3	1082.5	815.6	503.2
Weighted rating	1131.3	1082.5	815.6
Weighted performance	327.5	289.3	0
K-factor	40	40	40	40
Floor	631.3	582.5	500	500
Max/Min rating change allowed	182.9	196	286.7	447.5
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	1131.3	1082.5	815.6	503.2
New weighted rating	1131.3	1082.5	815.6	503.2
New weighted performance	327.1	288.9	0	0
Temp new rating	1131.3	1082.5	815.6	503.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1131.3	1082.5	815.6	503.2
New K-factor	40	40	40	40
New floor	631.3	582.5	500	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
History	130	75	49	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U20	-1		-1		-1
U20 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	51	26.5	51.96	16.7	1150.3	1167
Standard	34	17.5	51.47	12.5	1124	1136.5
Rapid	17	9	52.94	25	1203	1228
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1131.3	1082.5	815.6	503.2
2025-09-01	1131.3	1082.5	815.6	503.2
2025-08-01	1131.3	1082.5	815.6	503.2
2025-07-01	1131.3	1082.5	815.6	503.2
2025-06-01	1131.3	1082.5	815.6	503.2
2025-05-01	1131.3	1082.5	815.6	503.2
2025-04-01	1131.3	1082.5	815.6	503.2
2025-03-01	1131.3	1082.5	815.6	503.2
2025-02-01	1131.3	1082.5	815.6	503.2
2025-01-01	1131.3	1082.5	815.6	503.2
2024-12-01	1131.3	1082.5	815.6	503.2
2024-11-01	1131.3	1082.5	815.6	503.2
2024-10-01	1131.3	1082.5	815.6	503.2
2024-09-01	1131.3	1082.5	815.6	503.2
2024-08-01	1131.3	1082.5	815.6	503.2
2024-07-01	1131.3	1082.5	815.6	503.2
2024-06-01	1131.3	1082.5	815.6	503.2
2024-08-01	1131.3	1082.5	815.6	503.2
2024-04-01	1131.3	1082.5	815.6	503.2
2024-03-01	1131.3	1082.5	815.6	503.2
2024-02-01	1131.3	1082.5	815.6	503.2
2024-01-01	1131.3	1082.5	815.6	503.2
2023-12-01	1131.3	1082.5	815.6	503.2
2023-11-01	1131.3	1082.5	815.6	503.2

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	Metro North Individual Trials 2020 (U13)	2020-02-07	2020-02-08	Standard	Cape Town (WCT)	6	5	2	Yes	Analysis
2	2020 Welgemoed Chess Challenge (U14)	2020-02-29	2020-02-29	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
3	2019 South African Junior Team Championships (U14E)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
4	2019 WP Youth Open (C)	2019-07-13	2019-07-13	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
5	DSK Chess Tournament 2019 (Open)	2019-06-08	2019-06-08	Rapid	Cape Town (WCT)	7	7	3	Yes	Analysis
6	2019 Western Province Open (Open)	2019-05-25	2019-05-26	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
7	Welgemoed Chess Challenge 2019 (U14)	2019-02-23	2019-02-23	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
8	District North Schools Chess Trials 2019 (U13)	2019-01-25	2019-01-26	Standard	Cape Town (WCT)	6	6	4	Yes	Analysis
9	District North Schools Chess Open Trials 2018 (U11)	2018-02-09	2018-02-10	Standard	Cape Town (WCT)	6	5	2.5	Yes	Analysis

#	Games	Start				End
1	4	Tournament District North Schools Chess Trials 2019				Tournament Welgemoed Chess Challenge 2019
		date 2019-01-26	rnd 4	type Standard	result 1	date 2019-02-23	rnd 1	type Rapid	result 1
		Opponent Gigi, S (Sinesipho)				Opponent De Klerk, C (Connor)
2	3	Tournament 2019 WP Youth Open				Tournament 2019 WP Youth Open
		date 2019-07-13	rnd 2	type Standard	result 1	date 2019-07-13	rnd 4	type Standard	result 1
		Opponent Joseph, H (Halle)				Opponent Koegelenberg, PM (Philip Meyer)
3	3	Tournament DSK Chess Tournament 2019				Tournament DSK Chess Tournament 2019
		date 2019-06-08	rnd 5	type Rapid	result 1	date 2019-06-08	rnd 7	type Rapid	result 1
		Opponent Earle, M (Matthew)				Opponent O`connell, C (Ciarran)

#	Games	Start				End
1	3	Tournament 2019 WP Youth Open				Tournament 2019 WP Youth Open
		date 2019-07-13	rnd 2	type Standard	result 1	date 2019-07-13	rnd 4	type Standard	result 1
		Opponent Joseph, H (Halle)				Opponent Koegelenberg, PM (Philip Meyer)
2	3	Tournament District North Schools Chess Trials 2019				Tournament District North Schools Chess Trials 2019
		date 2019-01-26	rnd 4	type Standard	result 1	date 2019-01-26	rnd 6	type Standard	result 1
		Opponent Gigi, S (Sinesipho)				Opponent Moses, R (Ravenlee)
3	2	Tournament 2019 Western Province Open				Tournament 2019 Western Province Open
		date 2019-05-26	rnd 4	type Standard	result 1	date 2019-05-26	rnd 5	type Standard	result 1
		Opponent Pharo, K (Keenan)				Opponent Chidawaya, T (Tony)

#	Games	Start				End
1	4	Tournament DSK Chess Tournament 2019				Tournament 2020 Welgemoed Chess Challenge
		date 2019-06-08	rnd 5	type Rapid	result 1	date 2020-02-29	rnd 1	type Rapid	result 1
		Opponent Earle, M (Matthew)				Opponent Owies, F (Fazlin)
2	2	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 3	type Rapid	result 1	date 2020-02-29	rnd 4	type Rapid	result 1
		Opponent Arif, Y (Yzdan Arif Khan)				Opponent Takane, B (Buhle)
3	2	Tournament Welgemoed Chess Challenge 2019				Tournament Welgemoed Chess Challenge 2019
		date 2019-02-23	rnd 4	type Rapid	result 1	date 2019-02-23	rnd 5	type Rapid	result 1
		Opponent September, M (Matthew)				Opponent Lubbe, A (Ankia)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament District North Schools Chess Trials 2019				Tournament Welgemoed Chess Challenge 2019
		date 2019-01-26	rnd 4	type Standard	result 1	date 2019-02-23	rnd 1	type Rapid	result 1
		Opponent Gigi, S (Sinesipho)				Opponent De Klerk, C (Connor)
2	3	Tournament 2019 WP Youth Open				Tournament 2019 WP Youth Open
		date 2019-07-13	rnd 2	type Standard	result 1	date 2019-07-13	rnd 4	type Standard	result 1
		Opponent Joseph, H (Halle)				Opponent Koegelenberg, PM (Philip Meyer)
3	3	Tournament DSK Chess Tournament 2019				Tournament DSK Chess Tournament 2019
		date 2019-06-08	rnd 5	type Rapid	result 1	date 2019-06-08	rnd 7	type Rapid	result 1
		Opponent Earle, M (Matthew)				Opponent O`connell, C (Ciarran)

#	Games	Start				End
1	3	Tournament 2019 WP Youth Open				Tournament 2019 WP Youth Open
		date 2019-07-13	rnd 2	type Standard	result 1	date 2019-07-13	rnd 4	type Standard	result 1
		Opponent Joseph, H (Halle)				Opponent Koegelenberg, PM (Philip Meyer)
2	3	Tournament District North Schools Chess Trials 2019				Tournament District North Schools Chess Trials 2019
		date 2019-01-26	rnd 4	type Standard	result 1	date 2019-01-26	rnd 6	type Standard	result 1
		Opponent Gigi, S (Sinesipho)				Opponent Moses, R (Ravenlee)
3	2	Tournament 2019 Western Province Open				Tournament 2019 Western Province Open
		date 2019-05-26	rnd 4	type Standard	result 1	date 2019-05-26	rnd 5	type Standard	result 1
		Opponent Pharo, K (Keenan)				Opponent Chidawaya, T (Tony)

#	Games	Start				End
1	4	Tournament DSK Chess Tournament 2019				Tournament 2020 Welgemoed Chess Challenge
		date 2019-06-08	rnd 5	type Rapid	result 1	date 2020-02-29	rnd 1	type Rapid	result 1
		Opponent Earle, M (Matthew)				Opponent Owies, F (Fazlin)
2	2	Tournament 2020 Welgemoed Chess Challenge				Tournament 2020 Welgemoed Chess Challenge
		date 2020-02-29	rnd 3	type Rapid	result 1	date 2020-02-29	rnd 4	type Rapid	result 1
		Opponent Arif, Y (Yzdan Arif Khan)				Opponent Takane, B (Buhle)
3	2	Tournament Welgemoed Chess Challenge 2019				Tournament Welgemoed Chess Challenge 2019
		date 2019-02-23	rnd 4	type Rapid	result 1	date 2019-02-23	rnd 5	type Rapid	result 1
		Opponent September, M (Matthew)				Opponent Lubbe, A (Ankia)

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	Goliath ,K (Kian)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Goliath ,K (Kian)	3	1207.2	782.2	3	1192.6	782.2	0	0	0	0	0	0
2	Joseph ,H (Halle)	2	2	425	2	2	425	0	0	0	0	0	0
2	Joseph ,H (Halle)	2	1034.4	1459.4	2	1051	1459.4	0	0	0	0	0	0
3	Li ,T (Traynor)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Li ,T (Traynor)	1	746.5	746.5	1	753.6	746.5	0	0	0	0	0	0
4	Jali ,H (Hlumelo)	1	1	425	1	1	425	0	0	0	0	0	0
4	Jali ,H (Hlumelo)	1	929.2	1354.2	1	936.8	1354.2	0	0	0	0	0	0
5	Pharo ,K (Keenan)	1	1	425	1	1	425	0	0	0	0	0	0
5	Pharo ,K (Keenan)	1	716.9	1141.9	1	666.2	1141.9	0	0	0	0	0	0
6	Schnabel ,SP (Stephan)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Schnabel ,SP (Stephan)	1	1365.1	940.1	1	1354.6	940.1	0	0	0	0	0	0
7	Kaelo ,C (Chibysi)	1	1	425	1	1	425	0	0	0	0	0	0
7	Kaelo ,C (Chibysi)	1	1053.2	1478.2	1	1022.3	1478.2	0	0	0	0	0	0
8	Chiranda ,B (Bradley)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Chiranda ,B (Bradley)	1	1136.6	711.6	1	1113.2	711.6	0	0	0	0	0	0
9	Davids ,A (Alzane)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Davids ,A (Alzane)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Ebrahim ,MB (Mumtaaz)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Ebrahim ,MB (Mumtaaz)	1	1081.7	656.7	1	1032	656.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Biernacki, K (Kayden)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms