Chess South Africa Ratings Database

PLAYER PAGE

Personal

Marx, M (Marnu)

Chess SA id

109086415

FIDE id

Date of birth

2009-09-03 (U18)

Gender

Male

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

1325.1

Item	Main	Standard	Rapid	Blitz
Rating	1464.6	1448.2	1242.4	1189.4
Raw rating	1464.6	1448.2	1242.4	1189.4
Weighted rating	1445.7	1429.4	1242.4	1187.8
Weighted performance	1379.7	1370.1	0	0
Floor	1068.4	1074	742.4	700
K-factor	32	32	36	36
Min/Max rating change allowed	113.7	116.4	156.1	168.3
Highest rating	1585.3 2022-05-01	1579 2022-05-01	1280.1 2022-10-01	1200 2018-10-01
Highest raw rating	1568.4 2022-06-01	1574 2022-06-01	1242.4 2024-02-01	1200 2024-02-01
Highest weighted rating	1568.4 2022-01-01	1574 2022-06-01	1242.4 2025-02-01	1200 2018-10-01
Highest weighted performance	1585.3 2022-05-01	1579 2022-05-01	1280.1 2022-10-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1464.6	1448.2	1242.4	1189.4
Analysis
Rating	1464.6	1448.2	1242.4	1189.4
Raw rating	1464.6	1448.2	1242.4	1189.4
Weighted rating	1445.7	1429.4	1242.4
Weighted performance	1379.7	1370.1	0
K-factor	32	32	36	36
Floor	1068.4	1074	742.4	700
Max/Min rating change allowed	113.7	116.4	156.1	168.3
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	1464.6	1448.2	1242.4	1189.4
New weighted rating	1446.3	1429.9	1242.4	1187.7
New weighted performance	1379.2	1369.6	0	0
Temp new rating	1464.6	1448.2	1242.4	1189.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1464.6	1448.2	1242.4	1189.4
New K-factor	32	32	36	36
New floor	1068.4	1074	742.4	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	20	20	0	0
	51	47	0	4
	18	18	0	0
	55	50	5	0
	4	0	4	0
History	256	243	9	4

Games since
	Main 71	Standard 67		Rapid 0		Blitz 4
Gender	Male
Age group	U18
Region	Eden (WEG)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1533		465		113
Male	1295		381		96
U18	243		73		14
U18 Male	215		63		14
Standard
	RSA		Province		Region
Overall	1590		430		116
Male	1329		343		92
U18	264		67		16
U18 Male	230		56		14
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	20	13.5	67.5	148.8	1314.8	1463.6
Standard	20	13.5	67.5	148.8	1314.8	1463.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	246	165	67.07	145.1	1247.5	1392.6
Standard	233	158	67.81	151.4	1241.6	1393
Rapid	9	6	66.67	141.7	1328.5	1470.1
Blitz	4	1	25	-212.5	1407	1194.5

Date	Main	Standard	Rapid	Blitz
2025-09-30	1464.6	1448.2	1242.4	1189.4
2025-09-01	1451.6	1436	1242.4	1189.4
2025-08-01	1451.6	1436	1242.4	1189.4
2025-07-01	1451.6	1436	1242.4	1189.4
2025-06-01	1451.6	1436	1242.4	1189.4
2025-05-01	1451.6	1436	1242.4	1189.4
2025-04-01	1451.6	1436	1242.4	1189.4
2025-03-01	1458.5	1451.8	1242.4	1189.4
2025-02-01	1447.9	1430.2	1242.4	1188.3
2025-01-01	1345.5	1316.4	1242.4	1168
2024-12-01	1345.5	1316.4	1242.4	1168
2024-11-01	1418.8	1404.7	1242.4	1168
2024-10-01	1413.5	1395.7	1242.4	1168
2024-09-01	1457	1442.4	1242.4	1200
2024-08-01	1473.7	1459	1242.4	1200
2024-07-01	1473.7	1459	1242.4	1200
2024-06-01	1473.7	1459	1242.4	1200
2024-08-01	1473.7	1459	1242.4	1200
2024-04-01	1473.7	1459	1242.4	1200
2024-03-01	1513.8	1502.8	1242.4	1200
2024-02-01	1509.3	1493.8	1242.4	1200
2024-01-01	1509.3	1493.8	1242.4	1200
2023-12-01	1509.3	1493.8	1242.4	1200
2023-11-01	1509.3	1493.8	1242.4	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 (U17)	2025-09-06	2025-09-07	Standard	Overberg (WOS)	6	6	4.5	Yes	Analysis
2	Eden Schools Chess Trials 1 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis
3	George Schools Chess Trials 2 2025 (U17 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	4	2.5	Yes	Analysis
4	George Schools Chess Trials 1 2025 (U17 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3.5	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	6	4.5	Yes	Analysis
2	Eden Schools Chess Trials 1 2025 (U17 Boys)	2025-03-08	2025-03-08	Standard	Eden (WEG)	5	5	3	Yes	Analysis
3	George Schools Chess Trials 2 2025 (U17 Boys)	2025-02-15	2025-02-15	Standard	Eden (WEG)	5	4	2.5	Yes	Analysis
4	George Schools Chess Trials 1 2025 (U17 Boys)	2025-02-01	2025-02-01	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
5	Paarl Boys' High Chess Festival 2024 (Elite)	2024-10-04	2024-10-05	Standard	Cape Winelands (WCW)	6	5	0	Yes	Analysis
6	Eden Chess Union League 2024 (1st Division)	2024-10-12	2024-10-12	Standard	Eden (WEG)	5	5	3	Yes	Analysis
7	Western Cape Top Schools Championship 2024 (U15 Mixed)	2024-08-30	2024-09-01	Standard	Eden (WEG)	6	6	2	Yes	Analysis
8	InterClub Blitz 4 2024	2024-09-04	2024-09-04	Blitz	Eden (WEG)	10	4	1	Yes	Analysis
9	Eden Top Schools 2024 (U15 Open)	2024-08-17	2024-08-17	Standard	Eden (WEG)	5	5	3	Yes	Analysis
10	Western Cape HS Individuals Championship 2024 (U15 Boys)	2024-03-21	2024-03-22	Standard	Overberg (WOS)	6	6	3	Yes	Analysis
11	Eden School Chess Trials 1 2024 (U15 Boys)	2024-03-09	2024-03-09	Standard	Eden (WEG)	5	5	4	Yes	Analysis
12	George Schools Trials 3 2024 (U15 Boys)	2024-03-02	2024-03-02	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
13	George Schools Trials 2 2024 (U15 Boys)	2024-02-17	2024-02-17	Standard	Eden (WEG)	5	5	4	Yes	Analysis
14	George Schools Trials 1 2024 (U15 Boys)	2024-02-03	2024-02-03	Standard	Eden (WEG)	5	5	4	Yes	Analysis
15	Western Cape Top Schools 2023 (U15 Mixed)	2023-09-02	2023-09-03	Standard	Cape Winelands (WCW)	6	5	3	Yes	Analysis
16	Eden Trials 2+3 2023 (U16)	2023-04-15	2023-05-13	Standard	Eden (WEG)	10	0	0	No	Analysis
17	George Chess Trials 3 2023 (U15 Boys)	2023-02-25	2023-02-25	Standard	Eden (WEG)	5	4	4	Yes	Analysis
18	George Chess Trials 2 2023 (U15 Boys)	2023-02-11	2023-02-11	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
19	George Chess Trials 1 2023 (U15 Boys)	2023-01-28	2023-01-28	Standard	Eden (WEG)	5	4	3	Yes	Analysis
20	George-Suid Senior Skaaktoernooi 2022	2022-10-22	2022-10-22	Rapid	Eden (WEG)	5	5	4	Yes	Analysis
21	Western Cape Top Schools 2022 (U13 Mix)	2022-09-16	2022-09-17	Standard	Overberg (WOS)	5	5	2.5	Yes	Analysis
22	Eden Topskole 2022 (O13 Ope)	2022-08-13	2022-08-13	Standard	Eden (WEG)	5	5	3	Yes	Analysis
23	George Topskole 2022 (O13)	2022-07-30	2022-07-30	Standard	Eden (WEG)	5	5	4	Yes	Analysis
24	George Open 2022 (B)	2022-06-11	2022-06-11	Standard	Eden (WEG)	5	5	2	Yes	Analysis
25	Western Cape Schools 2022 (U13 Boys)	2022-05-28	2022-05-29	Standard	Cape Winelands (WCW)	6	6	4.5	Yes	Analysis
26	Eden Proewe 2 2022 (O13 Seuns)	2022-04-09	2022-04-09	Standard	Eden (WEG)	5	5	4	Yes	Analysis
27	Eden Proewe 1 2022 (O13 Seuns)	2022-03-12	2022-03-12	Standard	Eden (WEG)	5	5	4	Yes	Analysis
28	George Trials 3 2022 (U13)	2022-02-26	2022-02-26	Standard	Eden (WEG)	5	5	4	Yes	Analysis
29	George Trials 2 2022 (U13)	2022-02-12	2022-02-12	Standard	Eden (WEG)	5	4	3	Yes	Analysis
30	George Trials 1 2022 (U13)	2022-01-29	2022-01-29	Standard	Eden (WEG)	5	5	4	Yes	Analysis
31	Eden Proewe 2021 (O13 Seuns)	2021-10-15	2021-10-15	Rapid	Eden (WEG)	5	4	2	Yes	Analysis
32	Eden Schools Closed Trials 1 2020 (U11 Boys)	2020-03-07	2020-03-07	Standard	Eden (WEG)	5	5	5	Yes	Analysis
33	George Trial 3 2020 (U12)	2020-02-22	2020-02-22	Standard	Eden (WEG)	5	5	4	Yes	Analysis
34	George Trial 2 2020 (U12)	2020-02-08	2020-02-08	Standard	Eden (WEG)	5	5	5	Yes	Analysis
35	George Trial 1 2020 (U12)	2020-01-25	2020-01-25	Standard	Eden (WEG)	5	5	4	Yes	Analysis
36	2019 South African Junior Team Championships (U12A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
37	George Open Chess Tournament 2019 (C)	2019-11-30	2019-11-30	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
38	Western Cape Top Schools 2019 (U11 Mix)	2019-08-31	2019-09-01	Standard	Cape Winelands (WCW)	5	5	2	Yes	Analysis
39	Eden Top Schools 2019 (U11)	2019-07-20	2019-07-20	Standard	Eden (WEG)	5	5	4	Yes	Analysis
40	Western Cape Schools Individuals 2019 (U11 Boys)	2019-05-18	2019-05-19	Standard	Eden (WEG)	6	5	1.5	Yes	Analysis
41	Eden Trials 2 2019 (U12 Open)	2019-04-13	2019-04-13	Standard	Eden (WEG)	5	5	4	Yes	Analysis
42	Eden Trials 1 2019 (U12 Open)	2019-03-02	2019-03-02	Standard	Eden (WEG)	5	5	4	Yes	Analysis
43	George Trials 3 2019 (U12)	2019-02-23	2019-02-23	Standard	Eden (WEG)	5	5	3.5	Yes	Analysis
44	George Trials 2 2019 (U12)	2019-02-09	2019-02-09	Standard	Eden (WEG)	5	5	4	Yes	Analysis
45	South African Junior Team Championships 2018 (U10B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
46	EDENSC Closed 3 2018 (U10 Open)	2018-05-12	2018-05-12	Standard	Eden (WEG)	5	5	4	Yes	Analysis
47	EDENSC Closed 2 2018 (U10 Open)	2018-04-14	2018-04-14	Standard	Eden (WEG)	5	5	4	Yes	Analysis
48	George Trails 3 2018 (U10)	2018-02-24	2018-02-24	Standard	Eden (WEG)	5	5	3	Yes	Analysis
49	George Trails 2 2018 (U10)	2018-02-10	2018-02-10	Standard	Eden (WEG)	5	4	3	Yes	Analysis
50	George Trails 1 2018 (U10)	2018-01-27	2018-01-27	Standard	Eden (WEG)	5	5	4	Yes	Analysis

#	Games	Start				End
1	9	Tournament George Trials 3 2022				Tournament Eden Proewe 2 2022
		date 2022-02-26	rnd 5	type Standard	result 1	date 2022-04-09	rnd 3	type Standard	result 1
		Opponent Rossel, L (Louis)				Opponent Bredenkamp, J (Jaydon)
2	8	Tournament George Trial 3 2020				Tournament Eden Proewe 2021
		date 2020-02-22	rnd 5	type Standard	result 1	date 2021-10-15	rnd 2	type Rapid	result 1
		Opponent Herholdt, M (Markus)				Opponent Mcdonald, K (Kyle)
3	8	Tournament George Trial 2 2020				Tournament George Trial 3 2020
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Liebenberg, K (Kruger)				Opponent De Waal, E (Errol-Durand)

#	Games	Start				End
1	9	Tournament George Trials 3 2022				Tournament Eden Proewe 2 2022
		date 2022-02-26	rnd 5	type Standard	result 1	date 2022-04-09	rnd 3	type Standard	result 1
		Opponent Rossel, L (Louis)				Opponent Bredenkamp, J (Jaydon)
2	9	Tournament George Trial 3 2020				Tournament George Trials 1 2022
		date 2020-02-22	rnd 5	type Standard	result 1	date 2022-01-29	rnd 3	type Standard	result 1
		Opponent Herholdt, M (Markus)				Opponent Rossel, L (Louis)
3	8	Tournament George Trial 2 2020				Tournament George Trial 3 2020
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Liebenberg, K (Kruger)				Opponent De Waal, E (Errol-Durand)

#	Games	Start				End
1	2	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 4	type Rapid	result 1	date 2022-10-22	rnd 5	type Rapid	result 1
		Opponent Rodriguez, C (Chloe-Jade)				Opponent Brink, A (Andrew)
2	2	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2022-10-22	rnd 2	type Rapid	result 1
		Opponent Jacobs, M (Morgan)				Opponent Le Roux, E (Ebert)
3	2	Tournament Eden Proewe 2021				Tournament Eden Proewe 2021
		date 2021-10-15	rnd 1	type Rapid	result 1	date 2021-10-15	rnd 2	type Rapid	result 1
		Opponent Van Deventer, P (Piet)				Opponent Mcdonald, K (Kyle)

#	Games	Start				End
1	1	Tournament InterClub Blitz 4 2024				Tournament InterClub Blitz 4 2024
		date 2024-09-04	rnd 4	type Blitz	result 1	date 2024-09-04	rnd 4	type Blitz	result 1
		Opponent Marner, B (Bryan Neil)				Opponent Marner, B (Bryan Neil)

#	Games	Start				End
1	8	Tournament George Trial 3 2020				Tournament Eden Proewe 2021
		date 2020-02-22	rnd 5	type Standard	result 1	date 2021-10-15	rnd 2	type Rapid	result 1
		Opponent Herholdt, M (Markus)				Opponent Mcdonald, K (Kyle)
2	8	Tournament George Trial 2 2020				Tournament George Trial 3 2020
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Liebenberg, K (Kruger)				Opponent De Waal, E (Errol-Durand)
3	6	Tournament EDENSC Closed 3 2018				Tournament South African Junior Team Championships 2018
		date 2018-05-12	rnd 2	type Standard	result 1	date 2018-12-16	rnd 2	type Standard	result 1
		Opponent De Jager, A (Andre)				Opponent Mogashoa, MR (Mahlonamela)

#	Games	Start				End
1	9	Tournament George Trial 3 2020				Tournament George Trials 1 2022
		date 2020-02-22	rnd 5	type Standard	result 1	date 2022-01-29	rnd 3	type Standard	result 1
		Opponent Herholdt, M (Markus)				Opponent Rossel, L (Louis)
2	8	Tournament George Trial 2 2020				Tournament George Trial 3 2020
		date 2020-02-08	rnd 1	type Standard	result 1	date 2020-02-22	rnd 3	type Standard	result 1
		Opponent Liebenberg, K (Kruger)				Opponent De Waal, E (Errol-Durand)
3	6	Tournament EDENSC Closed 3 2018				Tournament South African Junior Team Championships 2018
		date 2018-05-12	rnd 2	type Standard	result 1	date 2018-12-16	rnd 2	type Standard	result 1
		Opponent De Jager, A (Andre)				Opponent Mogashoa, MR (Mahlonamela)

#	Games	Start				End
1	2	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 4	type Rapid	result 1	date 2022-10-22	rnd 5	type Rapid	result 1
		Opponent Rodriguez, C (Chloe-Jade)				Opponent Brink, A (Andrew)
2	2	Tournament George-Suid Senior Skaaktoernooi 2022				Tournament George-Suid Senior Skaaktoernooi 2022
		date 2022-10-22	rnd 1	type Rapid	result 1	date 2022-10-22	rnd 2	type Rapid	result 1
		Opponent Jacobs, M (Morgan)				Opponent Le Roux, E (Ebert)
3	2	Tournament Eden Proewe 2021				Tournament Eden Proewe 2021
		date 2021-10-15	rnd 1	type Rapid	result 1	date 2021-10-15	rnd 2	type Rapid	result 1
		Opponent Van Deventer, P (Piet)				Opponent Mcdonald, K (Kyle)

#	Games	Start				End
1	1	Tournament InterClub Blitz 4 2024				Tournament InterClub Blitz 4 2024
		date 2024-09-04	rnd 4	type Blitz	result 1	date 2024-09-04	rnd 4	type Blitz	result 1
		Opponent Marner, B (Bryan Neil)				Opponent Marner, B (Bryan Neil)

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	Scholtz ,H (Hanko)	9	1	-330.6	9	1	-330.6	0	0	0	0	0	0
1	Scholtz ,H (Hanko)	9	1496	1165.4	9	1499.1	1165.4	0	0	0	0	0	0
2	Booysen ,L (Lukas)	6	4	141.7	6	4	141.7	0	0	0	0	0	0
2	Booysen ,L (Lukas)	6	1098.5	1240.2	6	1109.5	1240.2	0	0	0	0	0	0
3	De Waal ,E (Errol-Durand)	4	4	425	4	4	425	0	0	0	0	0	0
3	De Waal ,E (Errol-Durand)	4	1255.2	1680.2	4	1246.4	1680.2	0	0	0	0	0	0
4	Petersen ,S (Shenwin)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
4	Petersen ,S (Shenwin)	4	1311.7	1524.2	4	1310.5	1524.2	0	0	0	0	0	0
5	Bukula ,S (Sivuyisile)	4	2	0	4	2	0	0	0	0	0	0	0
5	Bukula ,S (Sivuyisile)	4	1373.4	1373.4	4	1370.9	1373.4	0	0	0	0	0	0
6	Rossel ,L (Louis)	4	4	425	4	4	425	0	0	0	0	0	0
6	Rossel ,L (Louis)	4	1285.7	1710.7	4	1278.1	1710.7	0	0	0	0	0	0
7	Muller ,K (Kieran)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
7	Muller ,K (Kieran)	4	1372.4	1584.9	4	1364	1584.9	0	0	0	0	0	0
8	Noma ,L (Lisakhanya)	3	3	425	3	3	425	0	0	0	0	0	0
8	Noma ,L (Lisakhanya)	3	1193.6	1618.6	3	1187.2	1618.6	0	0	0	0	0	0
9	Windvogel ,N (Nayron)	3	3	425	3	3	425	0	0	0	0	0	0
9	Windvogel ,N (Nayron)	3	1215.9	1640.9	3	1229.2	1640.9	0	0	0	0	0	0
10	Van Niekerk ,C (Carlos)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
10	Van Niekerk ,C (Carlos)	3	1267.1	1550.4	3	1271.5	1550.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Marx, M (Marnu)

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Last 24 raw ratings

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Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms