Chess South Africa Ratings Database

PLAYER PAGE

Personal

Isaacs, C (Charlton)

Chess SA id

1060135611

FIDE id

Date of birth

2006-02-11 (U20)

Gender

Male

Region

Sarah Baartman (ESB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-01-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	962.2	956.5	1083.2	1181.6
Raw rating	962.2	956.5	1083.2	1181.6
Weighted rating	951.1	944.6	1077.9	1181.6
Weighted performance	844.7	818.9	714	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	232.7	234.6	195.8	170.2
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01	1200 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	962.2	956.5	1083.2	1181.6
Analysis
Rating	962.2	956.5	1083.2	1181.6
Raw rating	962.2	956.5	1083.2	1181.6
Weighted rating	951.1	944.6	1077.9
Weighted performance	844.7	818.9	714
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	232.7	234.6	195.8	170.2
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	962.2	956.5	1083.2	1181.6
New weighted rating	951.7	945.7	1077.9	1181.6
New weighted performance	838.7	813	707.3	0
Temp new rating	962.2	956.5	1083.2	1181.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	962.2	956.5	1083.2	1181.6
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	5	5	0	0
	16	12	4	0
	46	40	0	6
	76	24	39	13
	5	0	5	0
History	148	81	48	19

Games since
	Main 21	Standard 17		Rapid 4		Blitz 0
Gender	Male
Age group	U20
Region	Sarah Baartman (ESB)
Province	Eastern Cape (EC)
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	5	2	40	-85	1349.8	1264.8
Standard	5	2	40	-85	1349.8	1264.8
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	148	42.5	28.72	-180.9	1221.4	1040.5
Standard	81	18	22.22	-236.1	1226.4	990.3
Rapid	48	15.5	32.29	-150.5	1209.1	1058.6
Blitz	19	9	47.37	-22.4	1231.3	1208.9

Date	Main	Standard	Rapid	Blitz
2025-11-01	962.2	956.5	1083.2	1181.6
2025-09-30	962.2	956.5	1083.2	1181.6
2025-09-01	962.2	956.5	1083.2	1181.6
2025-08-01	962.2	956.5	1083.2	1181.6
2025-07-01	962.2	956.5	1083.2	1181.6
2025-06-01	962.2	956.5	1083.2	1181.6
2025-05-01	962.2	956.5	1083.2	1181.6
2025-04-01	962.2	956.5	1083.2	1181.6
2025-03-01	962.2	956.5	1083.2	1181.6
2025-02-01	962.2	956.5	1082.3	1181.6
2025-01-01	915.7	913	1054	1181.6
2024-12-01	915.7	913	1054	1181.6
2024-11-01	915.7	913	1054	1181.6
2024-10-01	915.7	913	1054	1181.6
2024-09-01	915.7	913	1054	1181.6
2024-08-01	915.7	913	1054	1181.6
2024-07-01	924.4	925.4	1054	1181.6
2024-09-01	924.4	925.4	1054	1181.6
2024-05-01	966.9	937	1124.8	1181.6
2024-04-01	975.6	945.8	1124.8	1181.6
2024-03-01	996.8	963.8	1124.8	1181.6
2024-02-01	996.8	963.8	1124.8	1181.6
2024-01-01	996.8	963.8	1124.8	1181.6
2023-12-01	996.8	963.8	1124.8	1181.6

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	2025 SBDCU Trial 2 JBay (U20+Open)	2025-01-25	2025-01-25	Standard	Sarah Baartman (ESB)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 SBDCU Trial 2 JBay (U20+Open)	2025-01-25	2025-01-25	Standard	Sarah Baartman (ESB)	5	5	2	Yes	Analysis
2	SBDCU Closed Trials 2024 (U20 Boys)	2024-07-27	2024-07-27	Standard	Sarah Baartman (ESB)	4	2	0	Yes	Analysis
3	Fountains Mall 2024 (B)	2024-05-17	2024-05-18	Standard	Sarah Baartman (ESB)	6	2	0	Yes	Analysis
4	Humansdorp CMC Schools Trials 2024 (U19 Boys)	2024-05-10	2024-05-10	Rapid	Sarah Baartman (ESB)	6	4	0	Yes	Analysis
5	Kouga Mayor's Cup Final 2024 (Open)	2024-04-12	2024-04-13	Standard	Sarah Baartman (ESB)	5	1	0	Yes	Analysis
6	SBDCU Trial 2 2024 (Open)	2024-03-23	2024-03-23	Standard	Sarah Baartman (ESB)	5	5	1	Yes	Analysis
7	Kouga Mayor's Cup 2024 (Open)	2024-03-08	2024-03-09	Standard	Sarah Baartman (ESB)	6	2	0	Yes	Analysis
8	SBDCU Trial 1 2024 (Open)	2024-02-23	2024-02-24	Standard	Sarah Baartman (ESB)	6	0	0	No	Analysis
9	Eastern Cape Provincial Individual Championship 2023 (U18 Boys)	2023-10-05	2023-10-06	Standard	Nelson Mandela Bay (ENM)	7	6	1	Yes	Analysis
10	Eastern Cape Chess Team Championship 2023 (U18)	2023-10-07	2023-10-08	Standard	Sarah Baartman (ESB)	5	3	1	Yes	Analysis
11	SBDCU Closed Trials 2023 (U18 Boys)	2023-07-28	2023-07-29	Standard	Sarah Baartman (ESB)	6	5	0	Yes	Analysis
12	SBDCU Trial 3 2023 (Open)	2023-06-23	2023-06-24	Standard	Sarah Baartman (ESB)	6	6	1.5	Yes	Analysis
13	Fountains Mall Open 2023 (C)	2023-05-13	2023-05-13	Standard	Sarah Baartman (ESB)	6	6	3.5	Yes	Analysis
14	SBDCU Trial 2 2023 (U18)	2023-04-01	2023-04-01	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis
15	Kouga Mayor's Cup Finals 2023 (Open)	2023-04-21	2023-04-22	Standard	Sarah Baartman (ESB)	6	5	0.5	Yes	Analysis
16	Kouga Mayor's Cup 2023 (Open)	2023-04-14	2023-04-15	Standard	Sarah Baartman (ESB)	6	5	2.5	Yes	Analysis
17	Jefrreys Bay CC 1st Blitz 2023	2023-02-09	2023-02-09	Blitz	Sarah Baartman (ESB)	6	6	4	Yes	Analysis
18	Jeffreys Bay Cc Present Justin`s Birthday Rapid 2022 (A)	2022-12-01	2022-12-01	Rapid	Sarah Baartman (ESB)	6	5	2	Yes	Analysis
19	The Team Battle 2022 (B)	2022-11-19	2022-11-19	Rapid	Sarah Baartman (ESB)	6	4	1	Yes	Analysis
20	Jeffreys Bay Chess Club Blitz 28 November 2022	2022-11-28	2022-11-28	Blitz	Sarah Baartman (ESB)	7	7	3	Yes	Analysis
21	Jeffreys Bay Chess Club Rapid 17 November 2022	2022-11-17	2022-11-17	Rapid	Sarah Baartman (ESB)	6	6	2.5	Yes	Analysis
22	Jefreys Bay Chess Club Rapid 10 November 2022	2022-11-10	2022-11-10	Rapid	Sarah Baartman (ESB)	5	5	3	Yes	Analysis
23	Eatern Cape Provincial Chess Championship 2022 (U18 Boys)	2022-10-01	2022-10-01	Standard	Sarah Baartman (ESB)	7	6	1	Yes	Analysis
24	Jeffreys Bay Chess Club Rapid September 2022	2022-09-22	2022-09-26	Rapid	Sarah Baartman (ESB)	5	3	2	Yes	Analysis
25	Jeffreys Bay Comprehensive High School Chess Challenge 2022	2022-08-06	2022-08-06	Rapid	Sarah Baartman (ESB)	6	6	2	Yes	Analysis
26	Jeffreys Bay Chess Club Blitz August 2022	2022-08-04	2022-08-04	Blitz	Sarah Baartman (ESB)	6	6	2	Yes	Analysis
27	Mayor`s Cup Finals 2022 (U19)	2022-07-29	2022-07-30	Standard	Sarah Baartman (ESB)	5	5	0	Yes	Analysis
28	Kouga Mayarol Cup 2022 (U19)	2022-07-23	2022-07-23	Standard	Sarah Baartman (ESB)	5	4	0	Yes	Analysis
29	Jeffreys Bay Chess Club Rapid July Tournament 1 2022	2022-07-07	2022-07-07	Rapid	Sarah Baartman (ESB)	6	6	2	Yes	Analysis
30	SBDCU Trials 2022 (U18)	2022-06-25	2022-06-25	Standard	Sarah Baartman (ESB)	6	5	2	Yes	Analysis
31	Sarah Baartman Trials 2022 ( U18 Boys)	2022-05-21	2022-05-21	Rapid	Sarah Baartman (ESB)	5	4	1	Yes	Analysis
32	Fountains Mall Open Tournament 2022 (A)	2022-05-13	2022-05-14	Standard	Sarah Baartman (ESB)	5	4	1	Yes	Analysis
33	SBDCU Rapid Fountains Mall 2021 (B)	2021-11-06	2021-11-06	Rapid	Sarah Baartman (ESB)	6	5	0	Yes	Analysis

#	Games	Start				End
1	3	Tournament Fountains Mall Open 2023				Tournament Fountains Mall Open 2023
		date 2023-05-13	rnd 4	type Standard	result 0.5	date 2023-05-13	rnd 6	type Standard	result 1
		Opponent Wilimans, J (Jude)				Opponent Maziena, L (Lavanya)
2	3	Tournament Kouga Mayor's Cup 2023				Tournament Kouga Mayor's Cup 2023
		date 2023-04-15	rnd 4	type Standard	result 0.5	date 2023-04-15	rnd 6	type Standard	result 1
		Opponent Nel, L (Lizelle)				Opponent Petrus, B (Breyton)
3	3	Tournament Jefrreys Bay CC 1st Blitz 2023				Tournament Jefrreys Bay CC 1st Blitz 2023
		date 2023-02-09	rnd 4	type Blitz	result 1	date 2023-02-09	rnd 6	type Blitz	result 1
		Opponent Noqoli, L (Lihle)				Opponent Seyali, C (Christopher)

#	Games	Start				End
1	3	Tournament Fountains Mall Open 2023				Tournament Fountains Mall Open 2023
		date 2023-05-13	rnd 4	type Standard	result 0.5	date 2023-05-13	rnd 6	type Standard	result 1
		Opponent Wilimans, J (Jude)				Opponent Maziena, L (Lavanya)
2	3	Tournament Kouga Mayor's Cup 2023				Tournament Kouga Mayor's Cup 2023
		date 2023-04-15	rnd 4	type Standard	result 0.5	date 2023-04-15	rnd 6	type Standard	result 1
		Opponent Nel, L (Lizelle)				Opponent Petrus, B (Breyton)
3	2	Tournament SBDCU Trial 3 2023				Tournament SBDCU Trial 3 2023
		date 2023-06-24	rnd 5	type Standard	result 1	date 2023-06-24	rnd 6	type Standard	result 0.5
		Opponent Ludick, L (Lindsay)				Opponent Booysen, T (Tamia)

#	Games	Start				End
1	3	Tournament Jefreys Bay Chess Club Rapid 10 November 2022				Tournament Jefreys Bay Chess Club Rapid 10 November 2022
		date 2022-11-10	rnd 2	type Rapid	result 1	date 2022-11-10	rnd 4	type Rapid	result 1
		Opponent Jonas, A (Azifani)				Opponent Le Grange, T (Tailyn)
2	2	Tournament Jeffreys Bay Cc Present Justin`s Birthday Rapid 2022				Tournament Jeffreys Bay Cc Present Justin`s Birthday Rapid 2022
		date 2022-12-01	rnd 5	type Rapid	result 1	date 2022-12-01	rnd 6	type Rapid	result 1
		Opponent Booysen, T (Tamia)				Opponent Ferreria, C (Chinique)
3	2	Tournament Jeffreys Bay Chess Club Rapid 17 November 2022				Tournament The Team Battle 2022
		date 2022-11-17	rnd 6	type Rapid	result 1	date 2022-11-19	rnd 2	type Rapid	result 1
		Opponent De Lange, E (Erin)				Opponent Mcetywa, K (Khanya)

#	Games	Start				End
1	3	Tournament Jefrreys Bay CC 1st Blitz 2023				Tournament Jefrreys Bay CC 1st Blitz 2023
		date 2023-02-09	rnd 4	type Blitz	result 1	date 2023-02-09	rnd 6	type Blitz	result 1
		Opponent Noqoli, L (Lihle)				Opponent Seyali, C (Christopher)
2	2	Tournament Jeffreys Bay Chess Club Blitz 28 November 2022				Tournament Jeffreys Bay Chess Club Blitz 28 November 2022
		date 2022-11-28	rnd 5	type Blitz	result 1	date 2022-11-28	rnd 6	type Blitz	result 1
		Opponent Stuurman, C (Caydee)				Opponent De Lange, E (Erin)
3	1	Tournament Jefrreys Bay CC 1st Blitz 2023				Tournament Jefrreys Bay CC 1st Blitz 2023
		date 2023-02-09	rnd 2	type Blitz	result 1	date 2023-02-09	rnd 2	type Blitz	result 1
		Opponent Mokhanya, I (Inganathi)				Opponent Mokhanya, I (Inganathi)

#	Games	Start				End
1	3	Tournament Jefrreys Bay CC 1st Blitz 2023				Tournament Jefrreys Bay CC 1st Blitz 2023
		date 2023-02-09	rnd 4	type Blitz	result 1	date 2023-02-09	rnd 6	type Blitz	result 1
		Opponent Noqoli, L (Lihle)				Opponent Seyali, C (Christopher)
2	3	Tournament Jefreys Bay Chess Club Rapid 10 November 2022				Tournament Jefreys Bay Chess Club Rapid 10 November 2022
		date 2022-11-10	rnd 2	type Rapid	result 1	date 2022-11-10	rnd 4	type Rapid	result 1
		Opponent Jonas, A (Azifani)				Opponent Le Grange, T (Tailyn)
3	2	Tournament Fountains Mall Open 2023				Tournament Fountains Mall Open 2023
		date 2023-05-13	rnd 5	type Standard	result 1	date 2023-05-13	rnd 6	type Standard	result 1
		Opponent Prinsloo, R (Ritza)				Opponent Maziena, L (Lavanya)

#	Games	Start				End
1	2	Tournament Fountains Mall Open 2023				Tournament Fountains Mall Open 2023
		date 2023-05-13	rnd 5	type Standard	result 1	date 2023-05-13	rnd 6	type Standard	result 1
		Opponent Prinsloo, R (Ritza)				Opponent Maziena, L (Lavanya)
2	2	Tournament Kouga Mayor's Cup 2023				Tournament Kouga Mayor's Cup 2023
		date 2023-04-15	rnd 5	type Standard	result 1	date 2023-04-15	rnd 6	type Standard	result 1
		Opponent Hermanus, T (Thuso)				Opponent Petrus, B (Breyton)
3	1	Tournament 2025 SBDCU Trial 2 JBay				Tournament 2025 SBDCU Trial 2 JBay
		date 2025-01-25	rnd 4	type Standard	result 1	date 2025-01-25	rnd 4	type Standard	result 1
		Opponent Mbete, Z (Zonke)				Opponent Mbete, Z (Zonke)

#	Games	Start				End
1	3	Tournament Jefreys Bay Chess Club Rapid 10 November 2022				Tournament Jefreys Bay Chess Club Rapid 10 November 2022
		date 2022-11-10	rnd 2	type Rapid	result 1	date 2022-11-10	rnd 4	type Rapid	result 1
		Opponent Jonas, A (Azifani)				Opponent Le Grange, T (Tailyn)
2	2	Tournament Jeffreys Bay Cc Present Justin`s Birthday Rapid 2022				Tournament Jeffreys Bay Cc Present Justin`s Birthday Rapid 2022
		date 2022-12-01	rnd 5	type Rapid	result 1	date 2022-12-01	rnd 6	type Rapid	result 1
		Opponent Booysen, T (Tamia)				Opponent Ferreria, C (Chinique)
3	2	Tournament Jeffreys Bay Chess Club Rapid 17 November 2022				Tournament The Team Battle 2022
		date 2022-11-17	rnd 6	type Rapid	result 1	date 2022-11-19	rnd 2	type Rapid	result 1
		Opponent De Lange, E (Erin)				Opponent Mcetywa, K (Khanya)

#	Games	Start				End
1	3	Tournament Jefrreys Bay CC 1st Blitz 2023				Tournament Jefrreys Bay CC 1st Blitz 2023
		date 2023-02-09	rnd 4	type Blitz	result 1	date 2023-02-09	rnd 6	type Blitz	result 1
		Opponent Noqoli, L (Lihle)				Opponent Seyali, C (Christopher)
2	2	Tournament Jeffreys Bay Chess Club Blitz 28 November 2022				Tournament Jeffreys Bay Chess Club Blitz 28 November 2022
		date 2022-11-28	rnd 5	type Blitz	result 1	date 2022-11-28	rnd 6	type Blitz	result 1
		Opponent Stuurman, C (Caydee)				Opponent De Lange, E (Erin)
3	1	Tournament Jefrreys Bay CC 1st Blitz 2023				Tournament Jefrreys Bay CC 1st Blitz 2023
		date 2023-02-09	rnd 2	type Blitz	result 1	date 2023-02-09	rnd 2	type Blitz	result 1
		Opponent Mokhanya, I (Inganathi)				Opponent Mokhanya, I (Inganathi)

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	Jantjies ,J (Jayden)	8	1	-318.8	4	0	-425	2	1	0	2	0	-425
1	Jantjies ,J (Jayden)	8	1151.5	832.7	4	1141.4	726.5	2	1243.4	1151.5	2	1188	726.5
2	Booysen ,T (Tamia)	4	3.5	318.8	2	1.5	212.5	2	2	425	0	0	0
2	Booysen ,T (Tamia)	4	1105.8	1424.5	2	1120.4	1318.3	2	1097.4	1530.8	0	0	0
3	Janse Van Rensburg ,S (San-Marie)	4	2	0	1	1	425	1	1	425	2	0	-425
3	Janse Van Rensburg ,S (San-Marie)	4	1145.4	1145.4	1	1215.5	1570.4	1	1188.5	1570.4	2	1200	720.4
4	Groener ,B (Begravian)	3	0	-425	2	0	-425	1	0	-425	0	0	0
4	Groener ,B (Begravian)	3	1278.2	853.2	2	1259.6	853.2	1	1200	853.2	0	0	0
5	Munyai ,M (Makhado)	3	0	-425	2	0	-425	1	0	-425	0	0	0
5	Munyai ,M (Makhado)	3	1185.2	760.2	2	1121.3	760.2	1	1083.4	760.2	0	0	0
6	Ludick ,L (Lindsay)	3	1	-141.7	2	1	0	1	0	-425	0	0	0
6	Ludick ,L (Lindsay)	3	1134.7	993	2	1151.1	1134.7	1	1076.4	709.7	0	0	0
7	Mcetywa ,K (Khanya)	3	2	141.7	2	1	0	1	1	425	0	0	0
7	Mcetywa ,K (Khanya)	3	1152.3	1294	2	1133	1152.3	1	1136.4	1577.3	0	0	0
8	Maziena ,L (Lavanya)	3	2	141.7	1	1	425	1	0	-425	1	1	425
8	Maziena ,L (Lavanya)	3	1174.4	1316.1	1	1187.6	1599.4	1	1200	749.4	1	1200	1599.4
9	Salie ,R (Riaz)	3	0	-425	0	0	0	3	0	-425	0	0	0
9	Salie ,R (Riaz)	3	1331	906	0	0	0	3	1325.5	906	0	0	0
10	Le Grange ,T (Tailyn)	3	1	-141.7	0	0	0	2	1	0	1	0	-425
10	Le Grange ,T (Tailyn)	3	1303.2	1161.5	0	0	0	2	1202.6	1303.2	1	1200	878.2

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Isaacs, C (Charlton)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms