Chess South Africa Ratings Database

PLAYER PAGE

Personal

Kock, R (Reese)

Chess SA id

2180314652

FIDE id

Date of birth

2018-05-18 (U8)

Gender

Female

Region

Eden (WEG)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1182.6

Item	Main	Standard	Rapid	Blitz
Rating	1201.2	1204.1	1200	1200
Raw rating	1198.2	1204.1	1200	1200
Weighted rating	1201.2	1204.1	1200	1200
Weighted performance	1124.1	1133.7	0	0
Floor	712.7	718.8	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	166.2	164.9	165.8	165.8
Highest rating	1212.7 2025-04-01	1218.8 2025-04-01	1200 2025-03-01	1200 2025-03-01
Highest raw rating	1212.7 2025-04-01	1218.8 2025-04-01	1200 2025-03-01	1200 2025-03-01
Highest weighted rating	1212.7 2025-04-01	1218.8 2025-04-01	1200 2025-03-01	1200 2025-03-01
Highest weighted performance	1170 2025-06-01	1180.3 1900-01-01	0 1900-01-01	0 1900-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-0.2	0.1	0	0
New rating	1201	1204.3	1200	1200
Analysis
Rating	1201.2	1204.1	1200	1200
Raw rating	1198.2	1204.1	1200	1200
Weighted rating	1201.2	1204.1	1200
Weighted performance	1124.1	1133.7	0
K-factor	36	36	36	36
Floor	712.7	718.8	700	700
Max/Min rating change allowed	166.2	164.9	165.8	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	1198.2	1204.1	1200	1200
New weighted rating	1201	1204.3	1200	1200
New weighted performance	1117.2	1126.7	0	0
Temp new rating	1201	1204.3	1200	1200
Temp new rating +/-	-0.2	0.1	0	0
Final new rating +/-	-0.2	0.1	0	0
New rating	1201	1204.3	1200	1200
New K-factor	36	36	36	36
New floor	712.7	718.8	700	700

Item	Main	Standard
	0	0
	40	40
	0	0
	0	0
	0	0
	0	0
History	40	40

Games since
	Main 40	Standard 40		Rapid 0		Blitz 0
Gender	Female
Age group	U8
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	4129		1380		374
Female	996		397		122
U8	73		35		17
U8 Female	30		15		8
Standard
	RSA		Province		Region
Overall	4040		1149		399
Female	961		351		135
U8	77		35		26
U8 Female	28		13		10
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U8	-1		-1		-1
U8 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U8	-1		-1		-1
U8 Female	-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	40	18	45	-42.5	1225.9	1183.4
Standard	40	18	45	-42.5	1225.9	1183.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	40	18	45	-42.5	1225.9	1183.4
Standard	40	18	45	-42.5	1225.9	1183.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1198.2	1204.1	1200	1200
2025-09-30	1198.2	1204.1	1200	1200
2025-09-01	1203	1209.1	1200	1200
2025-08-01	1203	1209.1	1200	1200
2025-07-01	1203	1209.1	1200	1200
2025-06-01	1203	1209.1	1200	1200
2025-05-01	1200.1	1200.5	1200	1200
2025-04-01	1212.7	1218.8	1200	1200
2025-03-01	1198.8	1198.5	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	Western Cape Schools - Top Schools 2025 (U7)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	2	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U7 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
3	Eden Chess Trials 2 2025 (U8)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	10	4	Yes	Analysis
4	Eden Schools Chess Trials 1 2025 (U7 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	George Schools Chess Trials 3 2025 (U7 Girls)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
6	George Schools Chess Trials 2 2025 (U7 Girls)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	2	Yes	Analysis
7	George Schools Chess Trials 1 2025 (U7 Gils)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	4	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Western Cape Schools - Top Schools 2025 (U7)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	5	2	Yes	Analysis
2	Western Cape Schools Individual Championship 2025 (U7 Girls)	2025-05-17	2025-05-18	Standard	Cape Winelands (WCW)	6	6	3	Yes	Analysis
3	Eden Chess Trials 2 2025 (U8)	2025-03-15	2025-04-12	Standard	Eden (WEG)	10	10	4	Yes	Analysis
4	Eden Schools Chess Trials 1 2025 (U7 Girls)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	2	Yes	Analysis
5	George Schools Chess Trials 3 2025 (U7 Girls)	2025-03-01	2025-03-01	Standard	Eden (WEG)	5	5	3	Yes	Analysis
6	George Schools Chess Trials 2 2025 (U7 Girls)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	5	2	Yes	Analysis
7	George Schools Chess Trials 1 2025 (U7 Gils)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	4	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-01	rnd 4	type Standard	result 1	date 2025-02-15	rnd 1	type Standard	result 1
		Opponent Van Rensburg, E (Eliana)				Opponent Matiwane, I (Isabel)
2	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 5	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Hendricks, I (Immorelle)				Opponent Siljeur, A (Antinique)
3	2	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 3	type Standard	result 1	date 2025-03-15	rnd 4	type Standard	result 1
		Opponent Anthony, A (Avia)				Opponent Stoffels, Z (Zarah)

#	Games	Start				End
1	3	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-01	rnd 4	type Standard	result 1	date 2025-02-15	rnd 1	type Standard	result 1
		Opponent Van Rensburg, E (Eliana)				Opponent Matiwane, I (Isabel)
2	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 5	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Hendricks, I (Immorelle)				Opponent Siljeur, A (Antinique)
3	2	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 3	type Standard	result 1	date 2025-03-15	rnd 4	type Standard	result 1
		Opponent Anthony, A (Avia)				Opponent Stoffels, Z (Zarah)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-01	rnd 4	type Standard	result 1	date 2025-02-15	rnd 1	type Standard	result 1
		Opponent Van Rensburg, E (Eliana)				Opponent Matiwane, I (Isabel)
2	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 5	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Hendricks, I (Immorelle)				Opponent Siljeur, A (Antinique)
3	2	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 3	type Standard	result 1	date 2025-03-15	rnd 4	type Standard	result 1
		Opponent Anthony, A (Avia)				Opponent Stoffels, Z (Zarah)

#	Games	Start				End
1	3	Tournament George Schools Chess Trials 1 2025				Tournament George Schools Chess Trials 2 2025
		date 2025-02-01	rnd 4	type Standard	result 1	date 2025-02-15	rnd 1	type Standard	result 1
		Opponent Van Rensburg, E (Eliana)				Opponent Matiwane, I (Isabel)
2	2	Tournament Western Cape Schools Individual Championship 2025				Tournament Western Cape Schools Individual Championship 2025
		date 2025-05-18	rnd 5	type Standard	result 1	date 2025-05-18	rnd 6	type Standard	result 1
		Opponent Hendricks, I (Immorelle)				Opponent Siljeur, A (Antinique)
3	2	Tournament Eden Chess Trials 2 2025				Tournament Eden Chess Trials 2 2025
		date 2025-03-15	rnd 3	type Standard	result 1	date 2025-03-15	rnd 4	type Standard	result 1
		Opponent Anthony, A (Avia)				Opponent Stoffels, Z (Zarah)

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	Hendricks ,I (Immorelle)	3	3	425	3	3	425	0	0	0	0	0	0
1	Hendricks ,I (Immorelle)	3	1196.5	1621.5	3	1195.9	1621.5	0	0	0	0	0	0
2	Stoffels ,Z (Zarah)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
2	Stoffels ,Z (Zarah)	3	1197.2	1338.9	3	1196.6	1338.9	0	0	0	0	0	0
3	Appiah Baden ,E (Emily Joy)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
3	Appiah Baden ,E (Emily Joy)	3	1209.2	1350.9	3	1211.1	1350.9	0	0	0	0	0	0
4	Vlietstra ,L (Lily)	3	0	-425	3	0	-425	0	0	0	0	0	0
4	Vlietstra ,L (Lily)	3	1325.9	900.9	3	1336.3	900.9	0	0	0	0	0	0
5	Barnard ,K (Kara)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Barnard ,K (Kara)	2	1223.5	798.5	2	1228.3	798.5	0	0	0	0	0	0
6	Lindt ,K (Ketalina)	2	1	0	2	1	0	0	0	0	0	0	0
6	Lindt ,K (Ketalina)	2	1194.2	1194.2	2	1193.1	1194.2	0	0	0	0	0	0
7	Abrahams ,N (Nova)	2	1	0	2	1	0	0	0	0	0	0	0
7	Abrahams ,N (Nova)	2	1200	1200	2	1200	1200	0	0	0	0	0	0
8	Anthony ,A (Avia)	2	2	425	2	2	425	0	0	0	0	0	0
8	Anthony ,A (Avia)	2	1220.1	1645.1	2	1225	1645.1	0	0	0	0	0	0
9	Koen ,E (Emma)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Koen ,E (Emma)	1	1336	911	1	1461.7	911	0	0	0	0	0	0
10	Jubber ,L (Luan)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Jubber ,L (Luan)	1	1364.2	939.2	1	1369.4	939.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Kock, R (Reese)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms