Chess South Africa Ratings Database

PLAYER PAGE

Personal

Marais, DJ (Dawid Jacobus)

Chess SA id

102020720

FIDE id

Date of birth

2002-08-01 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-05-15

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1383.5	1383.4	1323.6	1323.6
Raw rating	1383.5	1383.4	1323.6	1323.6
Weighted rating	1383.5	1383.4	1323.6	1323.6
Weighted performance	513.6	510.8	0	0
Floor	922.3	929.2	823.6	823.6
K-factor	32	32	36	36
Min/Max rating change allowed	127.7	127.7	139	139
Highest rating	1465.9 2018-02-01	1466.3 2018-02-01	1323.6 2019-04-01	1323.6 2019-04-01
Highest raw rating	1422.3 2018-09-01	1429.2 2018-09-01	1323.6 2024-02-01	1323.6 2024-02-01
Highest weighted rating	1422.3 2021-07-01	1429.2 2018-10-01	1323.6 2019-04-01	1323.6 2019-04-01
Highest weighted performance	1465.9 2018-02-01	1466.3 2018-02-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1383.5	1383.4	1323.6	1323.6
Analysis
Rating	1383.5	1383.4	1323.6	1323.6
Raw rating	1383.5	1383.4	1323.6	1323.6
Weighted rating	1383.5	1383.4	1323.6
Weighted performance	513.6	510.8	0
K-factor	32	32	36	36
Floor	922.3	929.2	823.6	823.6
Max/Min rating change allowed	127.7	127.7	139	139
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	1383.5	1383.4	1323.6	1323.6
New weighted rating	1383.5	1383.4	1323.6	1323.6
New weighted performance	513.1	510.3	0	0
Temp new rating	1383.5	1383.4	1323.6	1323.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1383.5	1383.4	1323.6	1323.6
New K-factor	32	32	36	36
New floor	922.3	929.2	823.6	823.6

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	7	7	0	0
	0	0	0	0
History	868	847	15	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	116	71	61.21	95.3	1270.1	1365.4
Standard	116	71	61.21	95.3	1270.1	1365.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1383.5	1383.4	1323.6	1323.6
2025-09-01	1383.5	1383.4	1323.6	1323.6
2025-08-01	1383.5	1383.4	1323.6	1323.6
2025-07-01	1383.5	1383.4	1323.6	1323.6
2025-06-01	1383.5	1383.4	1323.6	1323.6
2025-05-01	1383.5	1383.4	1323.6	1323.6
2025-04-01	1383.5	1383.4	1323.6	1323.6
2025-03-01	1383.5	1383.4	1323.6	1323.6
2025-02-01	1383.5	1383.4	1323.6	1323.6
2025-01-01	1383.5	1383.4	1323.6	1323.6
2024-12-01	1383.5	1383.4	1323.6	1323.6
2024-11-01	1383.5	1383.4	1323.6	1323.6
2024-10-01	1383.5	1383.4	1323.6	1323.6
2024-09-01	1383.5	1383.4	1323.6	1323.6
2024-08-01	1383.5	1383.4	1323.6	1323.6
2024-07-01	1383.5	1383.4	1323.6	1323.6
2024-06-01	1383.5	1383.4	1323.6	1323.6
2024-08-01	1383.5	1383.4	1323.6	1323.6
2024-04-01	1383.5	1383.4	1323.6	1323.6
2024-03-01	1383.5	1383.4	1323.6	1323.6
2024-02-01	1383.5	1383.4	1323.6	1323.6
2024-01-01	1383.5	1383.4	1323.6	1323.6
2023-12-01	1383.5	1383.4	1323.6	1323.6
2023-11-01	1383.5	1383.4	1323.6	1323.6

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	USSA Closed 2022 (Open)	2022-05-13	2022-05-15	Standard	Dr Kenneth Kaunda (NWP)	7	7	2.5	Yes	Analysis
2	Grey College Team Championship 2020 (A)	2020-01-31	2020-02-01	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
3	2019 South African Top Schools Team Championships (U19 Open+U17+U19 Girls)	2020-01-10	2020-01-11	Standard	4 Knights (4K)	5	4	4	Yes	Analysis
4	2019 Gauteng School League Finals (U19 Open)	2019-08-24	2019-08-24	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
5	2019 D4 Tshwane South Schools League Team Finals (U19)	2019-07-27	2019-07-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
6	2019 Gauteng Secondary Schools Individual Chess Championships (U18 Boys)	2019-05-25	2019-05-25	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
7	2019 Waterkloof Open (B)	2019-03-02	2019-03-03	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
8	2019 D4 Individual Finals (U18 Mixed)	2019-03-09	2019-03-09	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
9	Grey College Team Championship 2019 (A)	2019-02-22	2019-02-23	Standard	Mangaung (FMB)	5	4	3	Yes	Analysis
10	South African Junior Team Championships 2018 (U18A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
11	2018 Gauteng North Open (A)	2018-10-20	2018-10-21	Standard	Tshwane (GTP)	5	4	0	Yes	Analysis
12	2018 Etienne Lewis Trials (U20)	2018-08-31	2018-09-02	Standard	Tshwane (GTP)	7	7	4	Yes	Analysis
13	2018 Gauteng League Final (U17)	2018-08-25	2018-08-25	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
14	2018 Gauteng Secondary Schools Individual Chess Championships (U18 Boys)	2018-05-26	2018-05-26	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
15	2018 Capablanca RR (E)	2018-04-26	2018-05-01	Standard	Tshwane (GTP)	9	9	6.5	Yes	Analysis
16	2018 Waterkloof Open (A)	2018-03-03	2018-03-04	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
17	2018 D4 Tshwane North Individual Chess Championships (U19 Boys)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
18	Grey College Inter Team Chess Tournament 2018 (A)	2018-02-23	2018-02-24	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
19	2018 Tshwane Registration Open Chess Tournament (B)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
20	South African Junior Wildcard Championships 2017 (U16 Open)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
21	South African Junior Team Championships 2017 (U16A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	4	Yes	Analysis

#	Games	Start				End
1	18	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 Gauteng Secondary Schools Individual Chess Championships
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-05-26	rnd 4	type Standard	result 0.5
		Opponent Simelane, S (Sibusiso)				Opponent Prinsloo, MP (Marthinus)
2	9	Tournament 2019 Gauteng School League Finals				Tournament Grey College Team Championship 2020
		date 2019-08-24	rnd 4	type Standard	result 1	date 2020-02-01	rnd 3	type Standard	result 1
		Opponent Hilyard, J (Justin)				Opponent Zulu, S (Samkelo)
3	7	Tournament 2019 D4 Individual Finals				Tournament 2019 Gauteng Secondary Schools Individual Chess Championships
		date 2019-03-09	rnd 1	type Standard	result 1	date 2019-05-25	rnd 2	type Standard	result 1
		Opponent De Wet, R (Ruan)				Opponent Makgolane, T (Thabo)

#	Games	Start				End
1	18	Tournament 2018 D4 Tshwane North Individual Chess Championships				Tournament 2018 Gauteng Secondary Schools Individual Chess Championships
		date 2018-03-10	rnd 1	type Standard	result 1	date 2018-05-26	rnd 4	type Standard	result 0.5
		Opponent Simelane, S (Sibusiso)				Opponent Prinsloo, MP (Marthinus)
2	9	Tournament 2019 Gauteng School League Finals				Tournament Grey College Team Championship 2020
		date 2019-08-24	rnd 4	type Standard	result 1	date 2020-02-01	rnd 3	type Standard	result 1
		Opponent Hilyard, J (Justin)				Opponent Zulu, S (Samkelo)
3	7	Tournament 2019 D4 Individual Finals				Tournament 2019 Gauteng Secondary Schools Individual Chess Championships
		date 2019-03-09	rnd 1	type Standard	result 1	date 2019-05-25	rnd 2	type Standard	result 1
		Opponent De Wet, R (Ruan)				Opponent Makgolane, T (Thabo)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	6	Tournament 2019 Gauteng School League Finals				Tournament 2019 South African Top Schools Team Championships
		date 2019-08-24	rnd 4	type Standard	result 1	date 2020-01-11	rnd 5	type Standard	result 1
		Opponent Hilyard, J (Justin)				Opponent Cloete, D (Danet)
2	6	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 Gauteng School League Finals
		date 2019-07-27	rnd 2	type Standard	result 1	date 2019-08-24	rnd 2	type Standard	result 1
		Opponent Boshoff, W (Willem)				Opponent Maduna, D (Dean)
3	5	Tournament 2018 Gauteng League Final				Tournament 2018 Etienne Lewis Trials
		date 2018-08-25	rnd 2	type Standard	result 1	date 2018-08-31	rnd 1	type Standard	result 1
		Opponent Mthembu, I (Innocent)				Opponent Jonas, LF (Lesedi)

#	Games	Start				End
1	6	Tournament 2019 Gauteng School League Finals				Tournament 2019 South African Top Schools Team Championships
		date 2019-08-24	rnd 4	type Standard	result 1	date 2020-01-11	rnd 5	type Standard	result 1
		Opponent Hilyard, J (Justin)				Opponent Cloete, D (Danet)
2	6	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 Gauteng School League Finals
		date 2019-07-27	rnd 2	type Standard	result 1	date 2019-08-24	rnd 2	type Standard	result 1
		Opponent Boshoff, W (Willem)				Opponent Maduna, D (Dean)
3	5	Tournament 2018 Gauteng League Final				Tournament 2018 Etienne Lewis Trials
		date 2018-08-25	rnd 2	type Standard	result 1	date 2018-08-31	rnd 1	type Standard	result 1
		Opponent Mthembu, I (Innocent)				Opponent Jonas, LF (Lesedi)

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	Jonas ,LF (Lesedi Ferdinand)	2	2	425	2	2	425	0	0	0	0	0	0
1	Jonas ,LF (Lesedi Ferdinand)	2	1256.2	1681.2	2	1257.6	1681.2	0	0	0	0	0	0
2	Odendaal ,MM (Mikhal Marcus)	2	1	0	2	1	0	0	0	0	0	0	0
2	Odendaal ,MM (Mikhal Marcus)	2	1179.3	1179.3	2	1179.9	1179.3	0	0	0	0	0	0
3	Prinsloo ,MP (Marthinus Phillipus)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
3	Prinsloo ,MP (Marthinus Phillipus)	2	1635.9	1848.4	2	1635.3	1848.4	0	0	0	0	0	0
4	Chueu ,C (Calvin)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Chueu ,C (Calvin)	2	1555.4	1130.4	2	1567	1130.4	0	0	0	0	0	0
5	Rogge ,CG (Conrad Gustav)	2	1	0	2	1	0	0	0	0	0	0	0
5	Rogge ,CG (Conrad Gustav)	2	1550.2	1550.2	2	1546.4	1550.2	0	0	0	0	0	0
6	Strumpfer ,M (Marilee)	2	1	0	2	1	0	0	0	0	0	0	0
6	Strumpfer ,M (Marilee)	2	1337	1337	2	1353.2	1337	0	0	0	0	0	0
7	Frank ,JL (Johan Louis)	1	1	425	1	1	425	0	0	0	0	0	0
7	Frank ,JL (Johan Louis)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
8	Moropane ,M (Mojalefa)	1	1	425	1	1	425	0	0	0	0	0	0
8	Moropane ,M (Mojalefa)	1	1030.3	1455.3	1	1023.7	1455.3	0	0	0	0	0	0
9	Van Niekerk ,NI (Natasha Isabel)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Van Niekerk ,NI (Natasha Isabel)	1	1285.2	1285.2	1	1290.5	1285.2	0	0	0	0	0	0
10	Dhlamini ,MM (Mzwakhe Musawenkosi)	1	1	425	1	1	425	0	0	0	0	0	0
10	Dhlamini ,MM (Mzwakhe Musawenkosi)	1	1148.9	1573.9	1	1138.4	1573.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Marais, DJ (Dawid Jacobus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms