Chess South Africa Ratings Database

PLAYER PAGE

Personal

Marais, N (Nathan)

Chess SA id

1090312546

FIDE id

Date of birth

2009-01-05 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-10-18

Personal details last changed

1900-01-01

Junior GPX Games

53.5

Junior GPX Points

1434.5

Item	Main	Standard	Rapid	Blitz
Rating	1398.3	1431.7	1198.6	1200
Raw rating	1398.3	1431.7	1183.1	1200
Weighted rating	1346.3	1362.1	1198.6	1200
Weighted performance	1283.7	1383.8	0	0
Floor	956.7	959.6	700	700
K-factor	32	32	36	36
Min/Max rating change allowed	125	119.2	169.9	165.8
Highest rating	1604.1 2024-11-01	1601.8 2024-11-01	1200 2024-11-01	1200 2024-11-01
Highest raw rating	1456.7 2025-09-01	1459.6 2025-09-01	1200 2024-11-01	1200 2024-11-01
Highest weighted rating	1346.3 2025-11-01	1362.1 2025-11-01	1200 2024-11-01	1200 2024-11-01
Highest weighted performance	1604.1 2024-11-01	1601.8 2024-11-01	1200 2024-11-01	1200 2024-11-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-1.3	0
New rating	1398.3	1431.7	1197.3	1200
Analysis
Rating	1398.3	1431.7	1198.6	1200
Raw rating	1398.3	1431.7	1183.1	1200
Weighted rating	1346.3	1362.1	1198.6
Weighted performance	1283.7	1383.8	0
K-factor	32	32	36	36
Floor	956.7	959.6	700	700
Max/Min rating change allowed	125	119.2	169.9	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	1398.3	1431.7	1183.1	1200
New weighted rating	1354.6	1372.2	1197.3	1200
New weighted performance	1276.1	1375.6	0	0
Temp new rating	1398.3	1431.7	1197.3	1200
Temp new rating +/-	0	0	-1.3	0
Final new rating +/-	0	0	-1.3	0
New rating	1398.3	1431.7	1197.3	1200
New K-factor	32	32	36	36
New floor	956.7	959.6	700	700

Item	Main	Standard	Rapid
	0	0	0
	51	46	5
	5	5	0
	0	0	0
	0	0	0
	0	0	0
History	56	51	5

Games since
	Main 56	Standard 51		Rapid 5		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	2198		772		280
Male	1792		617		221
U18	347		135		60
U18 Male	298		113		52
Standard
	RSA		Province		Region
Overall	1767		659		250
Male	1462		537		200
U18	293		126		55
U18 Male	255		107		47
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	51	30.5	59.8	83.3	1359.7	1443
Standard	46	28.5	61.96	101.6	1373.3	1474.9
Rapid	5	2	40	-85	1234.6	1149.6
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	56	34.5	61.61	98.7	1359.7	1458.4
Standard	51	32.5	63.73	116.7	1372	1488.6
Rapid	5	2	40	-85	1234.6	1149.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1398.3	1431.7	1183.1	1200
2025-09-30	1446.8	1449	1200	1200
2025-09-01	1456.7	1459.6	1200	1200
2025-08-01	1429.5	1432.9	1200	1200
2025-07-01	1422.7	1456.3	1200	1200
2025-06-01	1422.7	1456.3	1200	1200
2025-05-01	1422.7	1456.3	1200	1200
2025-04-01	1422.7	1456.3	1200	1200
2025-03-01	1331.6	1354.8	1200	1200
2025-02-01	1281.7	1298.4	1200	1200
2025-01-01	1281.7	1298.4	1200	1200
2024-12-01	1281.7	1298.4	1200	1200
2024-11-01	1281.7	1298.4	1200	1200
2024-10-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-08-01	1200	1200	1200	1200
2024-07-01	1200	1200	1200	1200
2024-09-01	1200	1200	1200	1200
2024-05-01	1200	1200	1200	1200
2024-04-01	1200	1200	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	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	Pretoria Boys High Annual Closed Chess Championship 2025	2025-10-18	2025-10-18	Rapid	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2025 Gauteng Top Schools Teams (U19)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	2025 Alekhine Open (B)	2025-09-06	2025-09-07	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	2025 Tshwane South School District CLOSED League Championship (U19A)	2025-08-16	2025-08-16	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
5	2025 Etienne Lewis Closed Chess Tournament (U18)	2025-08-08	2025-08-10	Standard	Tshwane (GTP)	7	6	2.5	Yes	Analysis
6	2025 Menlo Open (B)	2025-07-26	2025-07-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
7	2025 Wynie Robbertse Chess Tournament (C)	2025-07-19	2025-07-19	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
8	2025 Chris Greyling Open Chess Tournament (C)	2025-03-15	2025-03-15	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
9	AHS Open Chess Tournament 2025 (D)	2025-03-01	2025-03-01	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
10	2025 KSNG Open (D)	2025-02-22	2025-02-22	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
11	2025 Tshwane Chess OPEN Registration Tournament (B3)	2025-01-25	2025-01-25	Standard	Tshwane (GTP)	5	0	0	No	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Pretoria Boys High Annual Closed Chess Championship 2025	2025-10-18	2025-10-18	Rapid	Tshwane (GTP)	5	5	2	Yes	Analysis
2	2025 Gauteng Top Schools Teams (U19)	2025-08-30	2025-08-30	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	2025 Alekhine Open (B)	2025-09-06	2025-09-07	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	2025 Tshwane South School District CLOSED League Championship (U19A)	2025-08-16	2025-08-16	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
5	2025 Etienne Lewis Closed Chess Tournament (U18)	2025-08-08	2025-08-10	Standard	Tshwane (GTP)	7	6	2.5	Yes	Analysis
6	2025 Menlo Open (B)	2025-07-26	2025-07-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
7	2025 Wynie Robbertse Chess Tournament (C)	2025-07-19	2025-07-19	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
8	2025 Chris Greyling Open Chess Tournament (C)	2025-03-15	2025-03-15	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
9	AHS Open Chess Tournament 2025 (D)	2025-03-01	2025-03-01	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
10	2025 KSNG Open (D)	2025-02-22	2025-02-22	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
11	2025 Tshwane Chess OPEN Registration Tournament (B3)	2025-01-25	2025-01-25	Standard	Tshwane (GTP)	5	0	0	No	Analysis
12	2024 Tshwane Chess Club Clash (Open)	2024-10-12	2024-10-12	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis

#	Games	Start				End
1	16	Tournament 2024 Tshwane Chess Club Clash				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2024-10-12	rnd 4	type Standard	result 1	date 2025-03-15	rnd 4	type Standard	result 1
		Opponent Bopape, M (Maisha)				Opponent Mogatusi, O (Orateng)
2	4	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Gauteng Top Schools Teams
		date 2025-08-16	rnd 3	type Standard	result 0.5	date 2025-08-30	rnd 1	type Standard	result 1
		Opponent Koster, W (Wihan)				Opponent Asitile, K (Katlego)
3	3	Tournament 2025 Alekhine Open				Tournament Pretoria Boys High Annual Closed Chess Championship 2025
		date 2025-09-07	rnd 4	type Standard	result 0.5	date 2025-10-18	rnd 1	type Rapid	result 1
		Opponent Wallace, A (Amy)				Opponent Van Der Merwe, B (Blaine)

#	Games	Start				End
1	16	Tournament 2024 Tshwane Chess Club Clash				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2024-10-12	rnd 4	type Standard	result 1	date 2025-03-15	rnd 4	type Standard	result 1
		Opponent Bopape, M (Maisha)				Opponent Mogatusi, O (Orateng)
2	4	Tournament 2025 Tshwane South School District CLOSED League Championship				Tournament 2025 Alekhine Open
		date 2025-08-16	rnd 3	type Standard	result 0.5	date 2025-09-06	rnd 1	type Standard	result 0.5
		Opponent Koster, W (Wihan)				Opponent Mann, I (Iowan)
3	2	Tournament 2025 Alekhine Open				Tournament 2025 Alekhine Open
		date 2025-09-07	rnd 4	type Standard	result 0.5	date 2025-09-07	rnd 5	type Standard	result 1
		Opponent Wallace, A (Amy)				Opponent Hlwathika, T (Thandolenkosi)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2025 KSNG Open				Tournament AHS Open Chess Tournament 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Maslekar, S (Siddhant)				Opponent Mphaphuli, W (Wanga)
2	4	Tournament 2024 Tshwane Chess Club Clash				Tournament 2025 KSNG Open
		date 2024-10-12	rnd 4	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Bopape, M (Maisha)				Opponent Molelengoane, L (Lekula)
3	3	Tournament AHS Open Chess Tournament 2025				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Badenhorst, M (Michael)				Opponent Nason, C (Cyle)

#	Games	Start				End
1	4	Tournament 2025 KSNG Open				Tournament AHS Open Chess Tournament 2025
		date 2025-02-22	rnd 4	type Standard	result 1	date 2025-03-01	rnd 2	type Standard	result 1
		Opponent Maslekar, S (Siddhant)				Opponent Mphaphuli, W (Wanga)
2	4	Tournament 2024 Tshwane Chess Club Clash				Tournament 2025 KSNG Open
		date 2024-10-12	rnd 4	type Standard	result 1	date 2025-02-22	rnd 2	type Standard	result 1
		Opponent Bopape, M (Maisha)				Opponent Molelengoane, L (Lekula)
3	3	Tournament AHS Open Chess Tournament 2025				Tournament 2025 Chris Greyling Open Chess Tournament
		date 2025-03-01	rnd 4	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Badenhorst, M (Michael)				Opponent Nason, C (Cyle)

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	Van Der Merwe ,H (Hendrik)	1	1	425	1	1	425	0	0	0	0	0	0
1	Van Der Merwe ,H (Hendrik)	1	1199.1	1624.1	1	1195.7	1624.1	0	0	0	0	0	0
2	Seitei ,N (Neo)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Seitei ,N (Neo)	1	1419.1	994.1	1	1416.6	994.1	0	0	0	0	0	0
3	Kgwale ,I (Itumeleng)	1	1	425	1	1	425	0	0	0	0	0	0
3	Kgwale ,I (Itumeleng)	1	1084.8	1509.8	1	1088	1509.8	0	0	0	0	0	0
4	Koster ,W (Wihan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
4	Koster ,W (Wihan)	1	1413.5	1413.5	1	1412.7	1413.5	0	0	0	0	0	0
5	Mann ,I (Iowan)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
5	Mann ,I (Iowan)	1	1637.8	1637.8	1	1639.4	1637.8	0	0	0	0	0	0
6	Moodley ,T (Theshan)	1	1	425	1	1	425	0	0	0	0	0	0
6	Moodley ,T (Theshan)	1	1248.4	1673.4	1	1216.8	1673.4	0	0	0	0	0	0
7	Matlaila ,O (Ofentse)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Matlaila ,O (Ofentse)	1	1249.5	824.5	1	1258.4	824.5	0	0	0	0	0	0
8	Mogatusi ,O (Orateng)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mogatusi ,O (Orateng)	1	1517.7	1942.7	1	1511.5	1942.7	0	0	0	0	0	0
9	Feuth ,A (Alexander)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Feuth ,A (Alexander)	1	1507.8	1082.8	1	1505.7	1082.8	0	0	0	0	0	0
10	Awaye ,E (Emmanuel)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Awaye ,E (Emmanuel)	1	1301.4	876.4	1	1322.7	876.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Marais, N (Nathan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms