Chess South Africa Ratings Database

PLAYER PAGE

Personal

Douglass, NW (Nathan)

Chess SA id

106047830

FIDE id

Date of birth

2006-01-05 (U20)

Gender

Male

Region

Ehlanzeni (MEN)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-01-08

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1229.1	1226.7	768	768
Raw rating	1229.1	1226.7	768	768
Weighted rating	1229.1	1226.7	768	768
Weighted performance	299.8	299.2	0	0
Floor	788.5	786.8	500	500
K-factor	36	36	40	40
Min/Max rating change allowed	159.1	159.6	306.8	306.8
Highest rating	1302.3 2019-07-01	1300.6 2019-07-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	1288.5 2019-12-01	1286.8 2019-12-01	768 2024-02-01	768 2024-02-01
Highest weighted rating	1288.5 2021-05-01	1286.8 2021-05-01	768 2024-11-01	768 2024-11-01
Highest weighted performance	1302.3 2019-07-01	1300.6 2019-07-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1229.1	1226.7	768	768
Analysis
Rating	1229.1	1226.7	768	768
Raw rating	1229.1	1226.7	768	768
Weighted rating	1229.1	1226.7	768
Weighted performance	299.8	299.2	0
K-factor	36	36	40	40
Floor	788.5	786.8	500	500
Max/Min rating change allowed	159.1	159.6	306.8	306.8
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	1229.1	1226.7	768	768
New weighted rating	1229.1	1226.7	768	768
New weighted performance	299.4	298.7	0	0
Temp new rating	1229.1	1226.7	768	768
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1229.1	1226.7	768	768
New K-factor	36	36	40	40
New floor	788.5	786.8	500	500

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	196	193	3

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U20
Region	Ehlanzeni (MEN)
Province	Mpumalanga (MP)
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	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	76	42	55.26	44.7	1022	1066.7
Standard	76	42	55.26	44.7	1022	1066.7
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1229.1	1226.7	768	768
2025-09-01	1229.1	1226.7	768	768
2025-08-01	1229.1	1226.7	768	768
2025-07-01	1229.1	1226.7	768	768
2025-06-01	1229.1	1226.7	768	768
2025-05-01	1229.1	1226.7	768	768
2025-04-01	1229.1	1226.7	768	768
2025-03-01	1229.1	1226.7	768	768
2025-02-01	1229.1	1226.7	768	768
2025-01-01	1229.1	1226.7	768	768
2024-12-01	1229.1	1226.7	768	768
2024-11-01	1229.1	1226.7	768	768
2024-10-01	1229.1	1226.7	768	768
2024-09-01	1229.1	1226.7	768	768
2024-08-01	1229.1	1226.7	768	768
2024-07-01	1229.1	1226.7	768	768
2024-06-01	1229.1	1226.7	768	768
2024-08-01	1229.1	1226.7	768	768
2024-04-01	1229.1	1226.7	768	768
2024-03-01	1229.1	1226.7	768	768
2024-02-01	1229.1	1226.7	768	768
2024-01-01	1229.1	1226.7	768	768
2023-12-01	1229.1	1226.7	768	768
2023-11-01	1229.1	1226.7	768	768

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	2019 South African Junior Team Championships (U14A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis
2	Ehlanzeni Open 2019 (C)	2019-07-20	2019-07-20	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
3	De Goede Top 10 2019 (U14)	2019-07-03	2019-07-03	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
4	Barberton Primary 2019 (U14)	2019-07-27	2019-07-27	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
5	Rob Ferreira 2019 (B)	2019-04-06	2019-04-06	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
6	South African Junior Team Championships 2018 (U14D)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
7	De Goede Top 20 Closed 2018 (U14 Open)	2018-08-18	2018-08-18	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
8	Malelane Primary 2018 (U14 Open)	2018-07-21	2018-07-21	Standard	Ehlanzeni (MEN)	5	5	2	Yes	Analysis
9	Lowveld Open 2018 (C)	2018-07-28	2018-07-28	Standard	Ehlanzeni (MEN)	5	5	4	Yes	Analysis
10	Curro Age Open 2018 (U14 Open)	2018-05-12	2018-05-12	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
11	Penryn Age Open 2018 (U14 Boys)	2018-04-21	2018-04-21	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
12	Uplands College Open (B)	2018-03-03	2018-03-03	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
13	Rob Ferreira Hoerskool Open 2018 (B)	2018-03-17	2018-03-17	Standard	Ehlanzeni (MEN)	5	5	3	Yes	Analysis
14	South African Junior Team Championships 2017 (U12B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	2	Yes	Analysis

#	Games	Start				End
1	5	Tournament De Goede Top 20 Closed 2018				Tournament South African Junior Team Championships 2018
		date 2018-08-18	rnd 2	type Standard	result 1	date 2018-12-16	rnd 1	type Standard	result 1
		Opponent Sibanyoni, F (Fafa)				Opponent Abrahams, L (Liaan)
2	4	Tournament Ehlanzeni Open 2019				Tournament Barberton Primary 2019
		date 2019-07-20	rnd 4	type Standard	result 1	date 2019-07-27	rnd 2	type Standard	result 1
		Opponent Mncube, M (Mcebiseni)				Opponent Nxumalo, R (Risima)
3	4	Tournament South African Junior Team Championships 2018				Tournament Rob Ferreira 2019
		date 2018-12-19	rnd 6	type Standard	result 0.5	date 2019-04-06	rnd 2	type Standard	result 1
		Opponent Jonker, P (Philip)				Opponent Tambo, J (John Bm)

#	Games	Start				End
1	5	Tournament De Goede Top 20 Closed 2018				Tournament South African Junior Team Championships 2018
		date 2018-08-18	rnd 2	type Standard	result 1	date 2018-12-16	rnd 1	type Standard	result 1
		Opponent Sibanyoni, F (Fafa)				Opponent Abrahams, L (Liaan)
2	4	Tournament Ehlanzeni Open 2019				Tournament Barberton Primary 2019
		date 2019-07-20	rnd 4	type Standard	result 1	date 2019-07-27	rnd 2	type Standard	result 1
		Opponent Mncube, M (Mcebiseni)				Opponent Nxumalo, R (Risima)
3	4	Tournament South African Junior Team Championships 2018				Tournament Rob Ferreira 2019
		date 2018-12-19	rnd 6	type Standard	result 0.5	date 2019-04-06	rnd 2	type Standard	result 1
		Opponent Jonker, P (Philip)				Opponent Tambo, J (John Bm)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Ehlanzeni Open 2019				Tournament Barberton Primary 2019
		date 2019-07-20	rnd 4	type Standard	result 1	date 2019-07-27	rnd 2	type Standard	result 1
		Opponent Mncube, M (Mcebiseni)				Opponent Nxumalo, R (Risima)
2	3	Tournament South African Junior Team Championships 2018				Tournament Rob Ferreira 2019
		date 2018-12-20	rnd 7	type Standard	result 1	date 2019-04-06	rnd 2	type Standard	result 1
		Opponent Pieters, QL (Quintin)				Opponent Tambo, J (John Bm)
3	2	Tournament Barberton Primary 2019				Tournament Barberton Primary 2019
		date 2019-07-27	rnd 4	type Standard	result 1	date 2019-07-27	rnd 5	type Standard	result 1
		Opponent Nel, MT (Martin Thomas)				Opponent Cooper, N (Nathan)

#	Games	Start				End
1	4	Tournament Ehlanzeni Open 2019				Tournament Barberton Primary 2019
		date 2019-07-20	rnd 4	type Standard	result 1	date 2019-07-27	rnd 2	type Standard	result 1
		Opponent Mncube, M (Mcebiseni)				Opponent Nxumalo, R (Risima)
2	3	Tournament South African Junior Team Championships 2018				Tournament Rob Ferreira 2019
		date 2018-12-20	rnd 7	type Standard	result 1	date 2019-04-06	rnd 2	type Standard	result 1
		Opponent Pieters, QL (Quintin)				Opponent Tambo, J (John Bm)
3	2	Tournament Barberton Primary 2019				Tournament Barberton Primary 2019
		date 2019-07-27	rnd 4	type Standard	result 1	date 2019-07-27	rnd 5	type Standard	result 1
		Opponent Nel, MT (Martin Thomas)				Opponent Cooper, N (Nathan)

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	Ogunjiofor ,AJ (Asinobi Jeffrey)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
1	Ogunjiofor ,AJ (Asinobi Jeffrey)	4	1041.3	828.8	4	1046.8	828.8	0	0	0	0	0	0
2	Van Heerden ,J (Joshua)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Van Heerden ,J (Joshua)	2	1217.6	792.6	2	1223.9	792.6	0	0	0	0	0	0
3	Botha ,T (Tristan)	2	1	0	2	1	0	0	0	0	0	0	0
3	Botha ,T (Tristan)	2	858.2	858.2	2	882.2	858.2	0	0	0	0	0	0
4	Rajeev ,R (Raghav)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Rajeev ,R (Raghav)	2	881	456	2	888.4	456	0	0	0	0	0	0
5	Grobler ,N (Nicholis)	2	1	0	2	1	0	0	0	0	0	0	0
5	Grobler ,N (Nicholis)	2	751	751	2	764.2	751	0	0	0	0	0	0
6	Sibanyoni ,F (Fafa)	2	2	425	2	2	425	0	0	0	0	0	0
6	Sibanyoni ,F (Fafa)	2	1097.7	1522.7	2	1079.8	1522.7	0	0	0	0	0	0
7	Mahlangu ,A (Akani)	2	2	425	2	2	425	0	0	0	0	0	0
7	Mahlangu ,A (Akani)	2	908.3	1333.3	2	924.8	1333.3	0	0	0	0	0	0
8	Ashara ,P (Prajeet)	1	1	425	1	1	425	0	0	0	0	0	0
8	Ashara ,P (Prajeet)	1	1156.7	1581.7	1	1149.2	1581.7	0	0	0	0	0	0
9	Jameson ,A (Alen)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Jameson ,A (Alen)	1	977.7	552.7	1	997.8	552.7	0	0	0	0	0	0
10	Van Dyk ,M (Mia)	1	1	425	1	1	425	0	0	0	0	0	0
10	Van Dyk ,M (Mia)	1	1162.4	1587.4	1	1141.7	1587.4	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

Douglass, NW (Nathan)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms