Chess South Africa Ratings Database

PLAYER PAGE

Personal

Opperman, C (Caleb)

Chess SA id

1100110495

FIDE id

Date of birth

2010-07-05 (U16)

Gender

Male

Region

West Coast (WCU)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-06-10

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1164.3	1158	1176.1	1200
Raw rating	1164.3	1158	1176.1	1200
Weighted rating	1164.2	1158	1175.9	1200
Weighted performance	613.8	0	648.3	0
Floor	709.4	700	751.2	700
K-factor	36	36	36	36
Min/Max rating change allowed	174.5	176	171.6	165.8
Highest rating	1209.4 2019-03-01	1200 2018-10-01	1269.3 2019-02-01	1200 2018-10-01
Highest raw rating	1209.4 2019-03-01	1200 2018-02-01	1251.2 2022-07-01	1200 2024-02-01
Highest weighted rating	1209.4 2019-04-01	1200 2018-10-01	1251.2 2021-10-01	1200 2018-10-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1269.3 2019-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1164.3	1158	1176.1	1200
Analysis
Rating	1164.3	1158	1176.1	1200
Raw rating	1164.3	1158	1176.1	1200
Weighted rating	1164.2	1158	1175.9
Weighted performance	613.8	0	648.3
K-factor	36	36	36	36
Floor	709.4	700	751.2	700
Max/Min rating change allowed	174.5	176	171.6	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	1164.3	1158	1176.1	1200
New weighted rating	1164.2	1158	1175.9	1200
New weighted performance	613.4	0	647.9	0
Temp new rating	1164.3	1158	1176.1	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1164.3	1158	1176.1	1200
New K-factor	36	36	36	36
New floor	709.4	700	751.2	700

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	5	0	5
	7	0	7
	16	0	16
History	52	17	35

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	West Coast (WCU)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	52	24	46.15	-32.7	1200.8	1168.1
Standard	17	7	41.18	-75	1200.3	1125.3
Rapid	35	17	48.57	-12.1	1201	1188.8
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1164.3	1158	1176.1	1200
2025-09-01	1164.3	1158	1176.1	1200
2025-08-01	1164.3	1158	1176.1	1200
2025-07-01	1164.3	1158	1176.1	1200
2025-06-01	1164.3	1158	1176.1	1200
2025-05-01	1164.3	1158	1176.1	1200
2025-04-01	1164.3	1158	1176.1	1200
2025-03-01	1164.3	1158	1176.1	1200
2025-02-01	1164.3	1158	1176.1	1200
2025-01-01	1164	1158	1175.6	1200
2024-12-01	1164	1158	1175.6	1200
2024-11-01	1164	1158	1175.6	1200
2024-10-01	1164	1158	1175.6	1200
2024-09-01	1164	1158	1175.6	1200
2024-08-01	1164	1158	1175.6	1200
2024-07-01	1164	1158	1175.6	1200
2024-06-01	1164	1158	1175.6	1200
2024-08-01	1164	1158	1175.6	1200
2024-04-01	1164	1158	1175.6	1200
2024-03-01	1164	1158	1175.6	1200
2024-02-01	1164	1158	1175.6	1200
2024-01-01	1164	1158	1175.6	1200
2023-12-01	1164	1158	1175.6	1200
2023-11-01	1164	1158	1175.6	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	Upper West Coast Top Schools Championship 2023 (U13)	2023-06-10	2023-06-10	Rapid	West Coast (WCU)	5	5	2	Yes	Analysis
2	West Coast Schools Chess Grand Challenge 2022 (PS Development)	2022-10-29	2022-10-29	Rapid	West Coast (WCU)	5	4	1	Yes	Analysis
3	Bo-Weskus Top Skole 2022 (O13)	2022-06-11	2022-06-11	Rapid	West Coast (WCU)	5	3	3	Yes	Analysis
4	Western Cape Schools 2021 (U11 Boys)	2021-10-23	2021-10-23	Rapid	Overberg (WOS)	5	5	1	Yes	Analysis
5	West Coast Primary Schools Prestige 2021 (U11)	2021-09-18	2021-09-18	Rapid	West Coast (WCU)	5	5	3	Yes	Analysis
6	Upper West Coast 2021 (U11)	2021-09-04	2021-09-04	Rapid	West Coast (WCU)	6	6	3	Yes	Analysis
7	Bo-Weskus Skole Prestige 2020 (O11 Seuns)	2020-02-15	2020-02-15	Standard	West Coast (WCU)	6	6	3	Yes	Analysis
8	Western Cape Top Schools 2019 (U9 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
9	Weskus Skole Prestige Skaak Kampioenskappe 2019 (O9 Seuns)	2019-03-02	2019-04-06	Standard	West Coast (WCU)	6	6	2	Yes	Analysis
10	Bo-Weskus Skole Skaak Prestige 2019 (O9 Seuns)	2019-02-16	2019-02-16	Rapid	West Coast (WCU)	7	7	4	Yes	Analysis

#	Games	Start				End
1	3	Tournament Bo-Weskus Top Skole 2022				Tournament Bo-Weskus Top Skole 2022
		date 2022-06-11	rnd 1	type Rapid	result 1	date 2022-06-11	rnd 4	type Rapid	result 1
		Opponent Willems, E (E-Jay)				Opponent Lawan, A (Alcadya)
2	2	Tournament West Coast Primary Schools Prestige 2021				Tournament West Coast Primary Schools Prestige 2021
		date 2021-09-18	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 5	type Rapid	result 1
		Opponent Kouter, C (Carlyle)				Opponent Davidson, C (Caden)
3	2	Tournament Upper West Coast 2021				Tournament Upper West Coast 2021
		date 2021-09-04	rnd 4	type Rapid	result 1	date 2021-09-04	rnd 5	type Rapid	result 1
		Opponent Owies, C (Chamica)				Opponent Cardinal, J (Jacelynn)

#	Games	Start				End
1	2	Tournament Bo-Weskus Skole Prestige 2020				Tournament Bo-Weskus Skole Prestige 2020
		date 2020-02-15	rnd 3	type Standard	result 1	date 2020-02-15	rnd 4	type Standard	result 0.5
		Opponent Cloete, R (Roger)				Opponent Makatees, H (Haywill)
2	2	Tournament Western Cape Top Schools 2019				Tournament Bo-Weskus Skole Prestige 2020
		date 2019-09-01	rnd 5	type Standard	result 1	date 2020-02-15	rnd 1	type Standard	result 1
		Opponent Senekal, G (Gabrielle)				Opponent Albertyn, J (Jowaiden)
3	1	Tournament Bo-Weskus Skole Prestige 2020				Tournament Bo-Weskus Skole Prestige 2020
		date 2020-02-15	rnd 6	type Standard	result 0.5	date 2020-02-15	rnd 6	type Standard	result 0.5
		Opponent Cassim, T (Tayob)				Opponent Cassim, T (Tayob)

#	Games	Start				End
1	3	Tournament Bo-Weskus Top Skole 2022				Tournament Bo-Weskus Top Skole 2022
		date 2022-06-11	rnd 1	type Rapid	result 1	date 2022-06-11	rnd 4	type Rapid	result 1
		Opponent Willems, E (E-Jay)				Opponent Lawan, A (Alcadya)
2	2	Tournament West Coast Primary Schools Prestige 2021				Tournament West Coast Primary Schools Prestige 2021
		date 2021-09-18	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 5	type Rapid	result 1
		Opponent Kouter, C (Carlyle)				Opponent Davidson, C (Caden)
3	2	Tournament Upper West Coast 2021				Tournament Upper West Coast 2021
		date 2021-09-04	rnd 4	type Rapid	result 1	date 2021-09-04	rnd 5	type Rapid	result 1
		Opponent Owies, C (Chamica)				Opponent Cardinal, J (Jacelynn)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Bo-Weskus Top Skole 2022				Tournament Bo-Weskus Top Skole 2022
		date 2022-06-11	rnd 1	type Rapid	result 1	date 2022-06-11	rnd 4	type Rapid	result 1
		Opponent Willems, E (E-Jay)				Opponent Lawan, A (Alcadya)
2	2	Tournament West Coast Primary Schools Prestige 2021				Tournament West Coast Primary Schools Prestige 2021
		date 2021-09-18	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 5	type Rapid	result 1
		Opponent Kouter, C (Carlyle)				Opponent Davidson, C (Caden)
3	2	Tournament Upper West Coast 2021				Tournament Upper West Coast 2021
		date 2021-09-04	rnd 4	type Rapid	result 1	date 2021-09-04	rnd 5	type Rapid	result 1
		Opponent Owies, C (Chamica)				Opponent Cardinal, J (Jacelynn)

#	Games	Start				End
1	2	Tournament Western Cape Top Schools 2019				Tournament Bo-Weskus Skole Prestige 2020
		date 2019-09-01	rnd 5	type Standard	result 1	date 2020-02-15	rnd 1	type Standard	result 1
		Opponent Senekal, G (Gabrielle)				Opponent Albertyn, J (Jowaiden)
2	1	Tournament Bo-Weskus Skole Prestige 2020				Tournament Bo-Weskus Skole Prestige 2020
		date 2020-02-15	rnd 3	type Standard	result 1	date 2020-02-15	rnd 3	type Standard	result 1
		Opponent Cloete, R (Roger)				Opponent Cloete, R (Roger)
3	1	Tournament Western Cape Top Schools 2019				Tournament Western Cape Top Schools 2019
		date 2019-08-31	rnd 3	type Standard	result 1	date 2019-08-31	rnd 3	type Standard	result 1
		Opponent Hendricks, L (Lakeisha)				Opponent Hendricks, L (Lakeisha)

#	Games	Start				End
1	3	Tournament Bo-Weskus Top Skole 2022				Tournament Bo-Weskus Top Skole 2022
		date 2022-06-11	rnd 1	type Rapid	result 1	date 2022-06-11	rnd 4	type Rapid	result 1
		Opponent Willems, E (E-Jay)				Opponent Lawan, A (Alcadya)
2	2	Tournament West Coast Primary Schools Prestige 2021				Tournament West Coast Primary Schools Prestige 2021
		date 2021-09-18	rnd 4	type Rapid	result 1	date 2021-09-18	rnd 5	type Rapid	result 1
		Opponent Kouter, C (Carlyle)				Opponent Davidson, C (Caden)
3	2	Tournament Upper West Coast 2021				Tournament Upper West Coast 2021
		date 2021-09-04	rnd 4	type Rapid	result 1	date 2021-09-04	rnd 5	type Rapid	result 1
		Opponent Owies, C (Chamica)				Opponent Cardinal, J (Jacelynn)

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	Wentzel ,M (Morne)	3	0	-425	0	0	0	3	0	-425	0	0	0
1	Wentzel ,M (Morne)	3	1192.7	767.7	0	0	0	3	1181.1	767.7	0	0	0
2	Collair ,H (Houston)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Collair ,H (Houston)	2	1239.4	814.4	1	1240	814.4	1	1345.7	814.4	0	0	0
3	Cloete ,R (Roger)	2	2	425	1	1	425	1	1	425	0	0	0
3	Cloete ,R (Roger)	2	1145.3	1570.3	1	1101.6	1570.3	1	1200	1570.3	0	0	0
4	Bester ,J (Juandre)	2	1	0	0	0	0	2	1	0	0	0	0
4	Bester ,J (Juandre)	2	1151.4	1151.4	0	0	0	2	1104.9	1151.4	0	0	0
5	Stewe ,R (Raphael)	2	0	-425	0	0	0	2	0	-425	0	0	0
5	Stewe ,R (Raphael)	2	1139.7	714.7	0	0	0	2	1210.2	714.7	0	0	0
6	Sreedhar ,S (Samarth)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Sreedhar ,S (Samarth)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Cassim ,T (Tayob)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	Cassim ,T (Tayob)	1	1187	1187	1	1200	1187	0	0	0	0	0	0
8	Jawoodien ,A (Aziz)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Jawoodien ,A (Aziz)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Arendse ,Q (Quinwinne)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Arendse ,Q (Quinwinne)	1	1180.3	755.3	1	1154.7	755.3	0	0	0	0	0	0
10	Witbooi ,S (Sergio)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Witbooi ,S (Sergio)	1	1263.8	838.8	1	1261.7	838.8	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

Opperman, C (Caleb)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms