Chess South Africa Ratings Database

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Personal

Bester, C (Christoff)

Chess SA id

108068738

FIDE id

Date of birth

2008-02-12 (U18)

Gender

Male

Region

Cape Winelands (WCW)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-08-30

Personal details last changed

1900-01-01

Junior GPX Games

21.2

Junior GPX Points

1309.6

Item	Main	Standard	Rapid	Blitz
Rating	1349.1	1352	1278.4	947.6
Raw rating	1349.1	1352	1276.3	947.6
Weighted rating	1309	1274.8	1278.4	947.6
Weighted performance	1298.7	1281.3	1117.7	0
Floor	866.2	852	781.2	500
K-factor	36	36	36	40
Min/Max rating change allowed	134.1	133.5	148.7	237.6
Highest rating	1366.2 2025-05-05	1352 2025-05-05	1281.2 2024-03-01	1200 2024-02-01
Highest raw rating	1366.2 2025-05-05	1352 2025-05-05	1281.2 2024-03-01	947.6 2024-02-01
Highest weighted rating	1366.2 2024-10-01	1352 2024-05-01	1277.8 2025-09-01	947.6 2024-11-01
Highest weighted performance	1366.2 2025-05-05	1352 2023-03-01	1227.8 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0.4	0
New rating	1349.1	1352	1278.9	947.6
Analysis
Rating	1349.1	1352	1278.4	947.6
Raw rating	1349.1	1352	1276.3	947.6
Weighted rating	1309	1274.8	1278.4
Weighted performance	1298.7	1281.3	1117.7
K-factor	36	36	36	40
Floor	866.2	852	781.2	500
Max/Min rating change allowed	134.1	133.5	148.7	237.6
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	1349.1	1352	1276.3	947.6
New weighted rating	1313.5	1282.8	1278.9	947.6
New weighted performance	1298.2	1280.8	1117.2	0
Temp new rating	1349.1	1352	1278.9	947.6
Temp new rating +/-	0	0	0.4	0
Final new rating +/-	0	0	0.4	0
New rating	1349.1	1352	1278.9	947.6
New K-factor	36	36	36	40
New floor	866.2	852	781.2	500

Item	Main	Standard	Rapid
	0	0	0
	27	16	11
	15	9	6
	24	22	2
	25	20	5
	0	0	0
History	317	180	137

Games since
	Main 42	Standard 25		Rapid 17		Blitz 0
Gender	Male
Age group	U18
Region	Cape Winelands (WCW)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	2677		847		127
Male	2163		636		90
U18	415		125		25
U18 Male	351		97		18
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	27	15	55.56	47.2	1364.4	1411.6
Standard	16	9	56.25	53.1	1425.8	1479
Rapid	11	6	54.55	38.6	1275.1	1313.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	176	92	52.27	19.3	1202.8	1222.1
Standard	102	47.5	46.57	-29.2	1229.3	1200.1
Rapid	74	44.5	60.14	86.1	1166.4	1252.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1349.1	1352	1276.3	947.6
2025-09-01	1349.1	1352	1276.3	947.6
2025-08-01	1366.2	1352	1281.2	947.6
2025-07-01	1366.2	1352	1281.2	947.6
2025-06-01	1366.2	1352	1281.2	947.6
2025-05-01	1366.2	1352	1281.2	947.6
2025-04-01	1338.5	1314.3	1281.2	947.6
2025-03-01	1287.4	1245.9	1281.2	947.6
2025-02-01	1262.8	1209.5	1281.2	947.6
2025-01-01	1250.1	1189.3	1281.2	947.6
2024-12-01	1250.1	1189.3	1281.2	947.6
2024-11-01	1250.1	1189.3	1281.2	947.6
2024-10-01	1250.1	1189.3	1281.2	947.6
2024-09-01	1250.1	1189.3	1281.2	947.6
2024-08-01	1250.1	1189.3	1281.2	947.6
2024-07-01	1265	1195.1	1281.2	947.6
2024-06-01	1265	1195.1	1281.2	947.6
2024-08-01	1265	1195.1	1281.2	947.6
2024-04-01	1265	1195.1	1281.2	947.6
2024-03-01	1323.6	1253.4	1281.2	947.6
2024-02-01	1274.9	1253.4	1221.4	947.6
2024-01-01	1274.9	1253.4	1221.4	947.6
2023-12-01	1274.9	1253.4	1221.4	947.6
2023-11-01	1274.9	1253.4	1221.4	947.6

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 (U17)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	0	0	No	Analysis
2	Kleinmond Chess Club Open 2025 (Advanced)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
3	Cape Winelands Top Schools 2025 (U17+U19)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U17 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	2.5	Yes	Analysis
5	Cape Winelands Schools Prestige 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
6	Cape Winelands Schools - Trials 1 2025 (U17 Boys)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	3	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 (U17)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	0	0	No	Analysis
2	Kleinmond Chess Club Open 2025 (Advanced)	2025-08-30	2025-08-30	Rapid	Overberg (WOS)	6	6	4	Yes	Analysis
3	Cape Winelands Top Schools 2025 (U17+U19)	2025-08-23	2025-08-23	Rapid	Cape Winelands (WCW)	5	5	2	Yes	Analysis
4	Western Cape Schools Individual Championship 2025 (U17 Boys)	2025-04-26	2025-04-27	Standard	West Coast (WCU)	6	6	2.5	Yes	Analysis
5	Cape Winelands Schools Prestige 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
6	Cape Winelands Schools - Trials 1 2025 (U17 Boys)	2025-02-08	2025-02-08	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
7	Cape Winelands - Top Schools 2024 (U18 Mixed)	2024-07-27	2024-07-27	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
8	Cape Winelands Schools - Prestige 2024 (U18 Boys)	2024-03-02	2024-03-02	Standard	Cape Winelands (WCW)	5	5	1	Yes	Analysis
9	Cape Winelands Schools - HS Trials 1 2024 (U18 Boys)	2024-02-17	2024-02-17	Rapid	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
10	Western Cape Closed Championship 2023 (E)	2023-09-24	2023-09-25	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
11	CW Top Schools 2023 (U18 Mix)	2023-08-26	2023-08-26	Rapid	Cape Winelands (WCW)	5	2	1	Yes	Analysis
12	Western Cape HS Individuals 2023 (U15 Boys)	2023-04-01	2023-04-02	Standard	Cape Town (WCT)	6	6	2	Yes	Analysis
13	Cape Winelands Schools Prestige 2023 (U15 Boys)	2023-03-11	2023-03-11	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
14	Cape Winelands Schools Chess - Trials 1 2023 (U15 Boys)	2023-02-25	2023-02-25	Standard	Cape Winelands (WCW)	5	5	3.5	Yes	Analysis
15	2022 Western Province Club League (C)	2022-08-20	2022-10-01	Standard	Cape Town (WCT)	11	3	0	Yes	Analysis
16	Western Cape Closed Championship 2022 (Open)	2022-09-24	2022-09-25	Standard	Cape Winelands (WCW)	6	6	2	Yes	Analysis
17	Ceres Open 2022 (B)	2022-04-23	2022-04-23	Standard	Cape Winelands (WCW)	6	6	4	Yes	Analysis
18	Cape Winelands Schools 2022 (U15 Boys)	2022-03-05	2022-03-05	Standard	Cape Winelands (WCW)	5	5	3	Yes	Analysis
19	Central Winelands Schools Individual Trials 2022 (U15 Boys)	2022-02-19	2022-02-19	Rapid	Cape Winelands (WCW)	5	5	4	Yes	Analysis
20	Cape Winelands Schools Trials 1 2020 (U13 Boys)	2020-02-08	2020-02-08	Rapid	Cape Winelands (WCW)	6	6	3	Yes	Analysis
21	Western Cape Top Schools 2019 (U11 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	4	1	Yes	Analysis
22	Cape Winelands Schools - Top Schools 2019 (U11 Mix)	2019-07-27	2019-07-27	Rapid	Cape Winelands (WCW)	5	4	3	Yes	Analysis
23	Western Cape Schools Individuals 2019 (U11 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	6	2	Yes	Analysis
24	Rhenish Primary Chess Tournament 2019 (U12)	2019-05-11	2019-05-11	Rapid	Cape Winelands (WCW)	7	7	3	Yes	Analysis
25	Cape Winelands Schools Closed 2019 (U11 Boys)	2019-03-16	2019-03-17	Standard	Cape Winelands (WCW)	7	7	4	Yes	Analysis
26	Welgemoed Chess Challenge 2019 (U12)	2019-02-23	2019-02-23	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
27	CW Schools Open 2019 (U11 Boys)	2019-02-02	2019-02-02	Rapid	Cape Winelands (WCW)	6	6	4	Yes	Analysis
28	Western Cape Top Schools 2018 (U11 Mix)	2018-08-25	2018-08-26	Standard	Overberg (WOS)	5	4	1	Yes	Analysis
29	Cape Winelands Schools Chess - Top Schools 2018 (U9+U11 Mix)	2018-07-28	2018-07-28	Rapid	Cape Winelands (WCW)	5	4	3	Yes	Analysis
30	Rhenish Primary Chess Tournament 2018 (U12)	2018-05-12	2018-05-12	Rapid	Cape Winelands (WCW)	7	7	5	Yes	Analysis
31	Cape Winelands Schools Trials 1 2018 (U11 Boys)	2018-03-03	2018-03-03	Rapid	Cape Winelands (WCW)	6	6	2	Yes	Analysis
32	Cape Winelands Schools Prestige 2018 (U11 Boys)	2018-03-24	2018-03-25	Standard	Cape Winelands (WCW)	7	7	5	Yes	Analysis
33	Welgemoed Chess Challenge 2018 (U12)	2018-02-24	2018-02-24	Rapid	Cape Town (WCT)	5	5	3	Yes	Analysis
34	South African Junior Team Championships 2017 (U10B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Prestige 2023
		date 2023-02-25	rnd 4	type Standard	result 1	date 2023-03-11	rnd 3	type Standard	result 0.5
		Opponent Vermeulen, J (Johan)				Opponent Louw, W (Walt)
2	5	Tournament Cape Winelands Schools 2022				Tournament Ceres Open 2022
		date 2022-03-05	rnd 4	type Standard	result 1	date 2022-04-23	rnd 3	type Standard	result 1
		Opponent Olivier, C (Caleb)				Opponent Oosthuizen, W (Wesley)
3	5	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 2	type Rapid	result 1	date 2018-05-12	rnd 6	type Rapid	result 1
		Opponent Ndlovu, S (Siseko)				Opponent Van Der Westhuizen, G (Gerhard)

#	Games	Start				End
1	5	Tournament Cape Winelands Schools Chess - Trials 1 2023				Tournament Cape Winelands Schools Prestige 2023
		date 2023-02-25	rnd 4	type Standard	result 1	date 2023-03-11	rnd 3	type Standard	result 0.5
		Opponent Vermeulen, J (Johan)				Opponent Louw, W (Walt)
2	5	Tournament Cape Winelands Schools 2022				Tournament Ceres Open 2022
		date 2022-03-05	rnd 4	type Standard	result 1	date 2022-04-23	rnd 3	type Standard	result 1
		Opponent Olivier, C (Caleb)				Opponent Oosthuizen, W (Wesley)
3	4	Tournament Cape Winelands Schools Prestige 2018				Tournament Cape Winelands Schools Prestige 2018
		date 2018-03-24	rnd 1	type Standard	result 1	date 2018-03-24	rnd 4	type Standard	result 0.5
		Opponent Bosch, D (Dan)				Opponent Rosenburg, W (Wagheed)

#	Games	Start				End
1	5	Tournament Cape Winelands Schools - Top Schools 2019				Tournament Cape Winelands Schools Trials 1 2020
		date 2019-07-27	rnd 3	type Rapid	result 1	date 2020-02-08	rnd 2	type Rapid	result 1
		Opponent Hill, MT (Morgan Taylor)				Opponent Luyt, L (Lian)
2	5	Tournament Cape Winelands Schools Chess - Top Schools 2018				Tournament CW Schools Open 2019
		date 2018-07-28	rnd 2	type Rapid	result 1	date 2019-02-02	rnd 2	type Rapid	result 1
		Opponent Bester, M (Milla)				Opponent Kritzinger, C (Christiaan)
3	5	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 2	type Rapid	result 1	date 2018-05-12	rnd 6	type Rapid	result 1
		Opponent Ndlovu, S (Siseko)				Opponent Van Der Westhuizen, G (Gerhard)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Cape Winelands Schools 2022				Tournament Ceres Open 2022
		date 2022-03-05	rnd 4	type Standard	result 1	date 2022-04-23	rnd 3	type Standard	result 1
		Opponent Olivier, C (Caleb)				Opponent Oosthuizen, W (Wesley)
2	5	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 2	type Rapid	result 1	date 2018-05-12	rnd 6	type Rapid	result 1
		Opponent Ndlovu, S (Siseko)				Opponent Van Der Westhuizen, G (Gerhard)
3	4	Tournament Cape Winelands Schools - Top Schools 2019				Tournament Western Cape Top Schools 2019
		date 2019-07-27	rnd 3	type Rapid	result 1	date 2019-08-31	rnd 1	type Standard	result 1
		Opponent Hill, MT (Morgan Taylor)				Opponent Hendricks, M (Micqueal)

#	Games	Start				End
1	5	Tournament Cape Winelands Schools 2022				Tournament Ceres Open 2022
		date 2022-03-05	rnd 4	type Standard	result 1	date 2022-04-23	rnd 3	type Standard	result 1
		Opponent Olivier, C (Caleb)				Opponent Oosthuizen, W (Wesley)
2	3	Tournament Cape Winelands Schools Prestige 2018				Tournament Cape Winelands Schools Prestige 2018
		date 2018-03-24	rnd 1	type Standard	result 1	date 2018-03-24	rnd 3	type Standard	result 1
		Opponent Bosch, D (Dan)				Opponent Goosen, J (Johannes)
3	2	Tournament Cape Winelands Schools Prestige 2025				Tournament Cape Winelands Schools Prestige 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 5	type Standard	result 1
		Opponent Matthys, C (Chadley)				Opponent Karsten, K (Keagan)

#	Games	Start				End
1	5	Tournament Cape Winelands Schools - Top Schools 2019				Tournament Cape Winelands Schools Trials 1 2020
		date 2019-07-27	rnd 3	type Rapid	result 1	date 2020-02-08	rnd 2	type Rapid	result 1
		Opponent Hill, MT (Morgan Taylor)				Opponent Luyt, L (Lian)
2	5	Tournament Cape Winelands Schools Chess - Top Schools 2018				Tournament CW Schools Open 2019
		date 2018-07-28	rnd 2	type Rapid	result 1	date 2019-02-02	rnd 2	type Rapid	result 1
		Opponent Bester, M (Milla)				Opponent Kritzinger, C (Christiaan)
3	5	Tournament Rhenish Primary Chess Tournament 2018				Tournament Rhenish Primary Chess Tournament 2018
		date 2018-05-12	rnd 2	type Rapid	result 1	date 2018-05-12	rnd 6	type Rapid	result 1
		Opponent Ndlovu, S (Siseko)				Opponent Van Der Westhuizen, G (Gerhard)

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	Willis ,C (Cronan)	5	0.5	-340	4	0.5	-318.8	1	0	-425	0	0	0
1	Willis ,C (Cronan)	5	1364.1	1024.1	4	1335	1045.3	1	1303.2	939.1	0	0	0
2	Geyser ,JM (Jacobus Marthinus)	4	0	-425	4	0	-425	0	0	0	0	0	0
2	Geyser ,JM (Jacobus Marthinus)	4	1212.8	787.8	4	1150	787.8	0	0	0	0	0	0
3	February ,E (Ethan)	3	1	-141.7	1	0	-425	2	1	0	0	0	0
3	February ,E (Ethan)	3	1486.7	1345	1	1519.5	1061.7	2	1239.2	1486.7	0	0	0
4	Neels ,JL (Jayden-Lee)	3	1	-141.7	0	0	0	3	1	-141.7	0	0	0
4	Neels ,JL (Jayden-Lee)	3	1188.2	1046.5	0	0	0	3	1099.1	1046.5	0	0	0
5	De Vos ,ES (Eustace Steyn)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
5	De Vos ,ES (Eustace Steyn)	2	1354.4	1566.9	2	1313.9	1566.9	0	0	0	0	0	0
6	Kameel ,L (Lindon)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
6	Kameel ,L (Lindon)	2	1482.7	1270.2	2	1456.8	1270.2	0	0	0	0	0	0
7	Valla ,D (Dante)	2	2	425	2	2	425	0	0	0	0	0	0
7	Valla ,D (Dante)	2	1200	1625	2	1199.2	1625	0	0	0	0	0	0
8	Davids ,R (Rafael)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
8	Davids ,R (Rafael)	2	1200.4	987.9	2	1090.4	987.9	0	0	0	0	0	0
9	Maree ,B (Brevin)	2	1	0	1	0	-425	1	1	425	0	0	0
9	Maree ,B (Brevin)	2	1493.1	1493.1	1	1508	1068.1	1	1326.7	1918.1	0	0	0
10	Rosenberg ,W (Wagheed)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	Rosenberg ,W (Wagheed)	2	1423.8	998.8	1	1616	998.8	1	1049.6	998.8	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Bester, C (Christoff)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms