Chess South Africa Ratings Database

PLAYER PAGE

Personal

Niehaus, SJ (Samuel Johannes)

Chess SA id

1100107659

FIDE id

Date of birth

2010-10-05 (U16)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-04-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1253.4	1257.6	1097.2	1153.6
Raw rating	1253.4	1257.6	1097.2	1153.6
Weighted rating	1253.4	1257.6	1097.2	1153.6
Weighted performance	841.3	839.2	0	0
Floor	771.3	767.8	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	153.7	152.8	192	177.1
Highest rating	1284.6 2019-04-01	1281 2019-04-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1271.3 2019-05-01	1267.8 2019-05-01	1200 2020-01-01	1200 2018-02-01
Highest weighted rating	1271.3 2025-03-01	1267.8 2025-03-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1284.6 2019-04-01	1281 2019-04-01	1200 2020-01-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1253.4	1257.6	1097.2	1153.6
Analysis
Rating	1253.4	1257.6	1097.2	1153.6
Raw rating	1253.4	1257.6	1097.2	1153.6
Weighted rating	1253.4	1257.6	1097.2
Weighted performance	841.3	839.2	0
K-factor	36	36	36	36
Floor	771.3	767.8	700	700
Max/Min rating change allowed	153.7	152.8	192	177.1
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	1253.4	1257.6	1097.2	1153.6
New weighted rating	1253.4	1257.6	1097.2	1153.6
New weighted performance	840.8	838.7	0	0
Temp new rating	1253.4	1257.6	1097.2	1153.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1253.4	1257.6	1097.2	1153.6
New K-factor	36	36	36	36
New floor	771.3	767.8	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	5	5	0	0
	40	33	7	0
	0	0	0	0
History	110	97	7	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	U16
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	110	47.5	43.18	-58	1180.5	1122.5
Standard	97	43	44.33	-48.2	1162.7	1114.6
Rapid	7	2.5	35.71	-121.4	1312.8	1191.4
Blitz	6	2	33.33	-141.7	1312.5	1170.8

Date	Main	Standard	Rapid	Blitz
2025-09-30	1253.4	1257.6	1097.2	1153.6
2025-09-01	1253.4	1257.6	1097.2	1153.6
2025-08-01	1253.4	1257.6	1097.2	1153.6
2025-07-01	1253.4	1257.6	1097.2	1153.6
2025-06-01	1253.4	1257.6	1097.2	1153.6
2025-05-01	1253.4	1257.6	1097.2	1153.6
2025-04-01	1253.4	1257.6	1097.2	1153.6
2025-03-01	1253.4	1257.6	1097.2	1153.6
2025-02-01	1253.4	1257.6	1097.2	1153.6
2025-01-01	1253.4	1257.6	1097.2	1153.6
2024-12-01	1253.4	1257.6	1097.2	1153.6
2024-11-01	1253.4	1257.6	1097.2	1153.6
2024-10-01	1253.4	1257.6	1097.2	1153.6
2024-09-01	1253.4	1257.6	1097.2	1153.6
2024-08-01	1253.4	1257.6	1097.2	1153.6
2024-07-01	1253.4	1257.6	1097.2	1153.6
2024-06-01	1253.4	1257.6	1097.2	1153.6
2024-08-01	1253.4	1257.6	1097.2	1153.6
2024-04-01	1253.4	1257.6	1097.2	1153.6
2024-03-01	1253.4	1257.6	1097.2	1153.6
2024-02-01	1253.4	1257.6	1097.2	1153.6
2024-01-01	1253.4	1257.6	1097.2	1153.6
2023-12-01	1253.4	1257.6	1097.2	1153.6
2023-11-01	1253.4	1257.6	1097.2	1153.6

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	2023 Tshwane South School District CLOSED Individual Championships (U13 Open)	2023-04-22	2023-04-22	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
2	2022 South African Junior Team Chess Championships (U14 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	6	2	Yes	Analysis
3	2022 Etienne Lewis (U14 Open)	2022-09-02	2022-09-04	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
4	Tuks Junior Developmental Tournament 2022 (Red)	2022-08-06	2022-08-06	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
5	D4 Play Offs 2022 (U13)	2022-07-30	2022-07-30	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
6	2022 Blou Bul Open (D)	2022-06-25	2022-06-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
7	2022 Mid Gauteng Open (D)	2022-05-07	2022-05-07	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
8	D4 Individuals 2022 (U13 Open)	2022-04-23	2022-04-23	Rapid	Tshwane (GTP)	7	7	2.5	Yes	Analysis
9	2019 South African Junior Team Championships (U10B)	2020-01-08	2020-01-08	Standard	4 Knights (4K)	7	7	1	Yes	Analysis
10	Waterkloof end of Year Blitz 2019	2019-10-17	2019-10-17	Blitz	Chess Excellence (CEX)	6	6	2	Yes	Analysis
11	2019 Etienne Lewis Trials (U10 Boys)	2019-08-30	2019-09-01	Standard	Tshwane (GTP)	7	7	2	Yes	Analysis
12	2019 D4 Tshwane South Schools League Team Finals (U9)	2019-07-27	2019-07-27	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
13	2019 Lubowski Open Tournament (E)	2019-05-11	2019-05-11	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
14	2019 Chris Greyling (E)	2019-04-27	2019-04-27	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
15	2019 D4 Individual Finals (U9 Mixed)	2019-03-09	2019-03-09	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
16	2019 Blou Bul (E)	2019-02-16	2019-02-16	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
17	2019 Piet Robbertse (D)	2019-02-01	2019-02-03	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
18	2019 Constantia Park Open (E)	2019-02-09	2019-02-09	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
19	2018 Tshwane Inter Region (U10F)	2018-12-01	2018-12-01	Standard	Cape Town (WCT)	5	5	1	Yes	Analysis
20	South African Junior Team Championships 2018 (U10C)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	6	1.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament 2019 Constantia Park Open				Tournament 2019 Blou Bul
		date 2019-02-09	rnd 1	type Standard	result 1	date 2019-02-16	rnd 2	type Standard	result 1
		Opponent Pretorius, K (Kristi)				Opponent Du Plessis, W (Willem)
2	6	Tournament D4 Play Offs 2022				Tournament Tuks Junior Developmental Tournament 2022
		date 2022-07-30	rnd 3	type Standard	result 1	date 2022-08-06	rnd 3	type Standard	result 0.5
		Opponent Hanekom, J (Johannes)				Opponent Bath, X (Xavier)
3	5	Tournament 2019 Chris Greyling				Tournament 2019 Lubowski Open Tournament
		date 2019-04-27	rnd 3	type Standard	result 1	date 2019-05-11	rnd 2	type Standard	result 1
		Opponent Grobler, A (Adane)				Opponent Jacobs, I (Inge)

#	Games	Start				End
1	7	Tournament 2019 Constantia Park Open				Tournament 2019 Blou Bul
		date 2019-02-09	rnd 1	type Standard	result 1	date 2019-02-16	rnd 2	type Standard	result 1
		Opponent Pretorius, K (Kristi)				Opponent Du Plessis, W (Willem)
2	6	Tournament D4 Play Offs 2022				Tournament Tuks Junior Developmental Tournament 2022
		date 2022-07-30	rnd 3	type Standard	result 1	date 2022-08-06	rnd 3	type Standard	result 0.5
		Opponent Hanekom, J (Johannes)				Opponent Bath, X (Xavier)
3	5	Tournament 2019 Chris Greyling				Tournament 2019 Lubowski Open Tournament
		date 2019-04-27	rnd 3	type Standard	result 1	date 2019-05-11	rnd 2	type Standard	result 1
		Opponent Grobler, A (Adane)				Opponent Jacobs, I (Inge)

#	Games	Start				End
1	2	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 1	type Rapid	result 1	date 2022-04-23	rnd 2	type Rapid	result 1
		Opponent Reyneke, L (Luke)				Opponent Du Preez, J (Julian)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 5	type Rapid	result 0.5	date 2022-04-23	rnd 5	type Rapid	result 0.5
		Opponent Bloem, R (Reinhardt)				Opponent Bloem, R (Reinhardt)

#	Games	Start				End
1	1	Tournament Waterkloof end of Year Blitz 2019				Tournament Waterkloof end of Year Blitz 2019
		date 2019-10-17	rnd 4	type Blitz	result 1	date 2019-10-17	rnd 4	type Blitz	result 1
		Opponent Anderson, S (Shane)				Opponent Anderson, S (Shane)
2	1	Tournament Waterkloof end of Year Blitz 2019				Tournament Waterkloof end of Year Blitz 2019
		date 2019-10-17	rnd 1	type Blitz	result 1	date 2019-10-17	rnd 1	type Blitz	result 1
		Opponent Niehaus, J (Johannes)				Opponent Niehaus, J (Johannes)

#	Games	Start				End
1	5	Tournament D4 Play Offs 2022				Tournament Tuks Junior Developmental Tournament 2022
		date 2022-07-30	rnd 3	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Hanekom, J (Johannes)				Opponent Pistorius, A (Anabelle)
2	5	Tournament 2019 Chris Greyling				Tournament 2019 Lubowski Open Tournament
		date 2019-04-27	rnd 3	type Standard	result 1	date 2019-05-11	rnd 2	type Standard	result 1
		Opponent Grobler, A (Adane)				Opponent Jacobs, I (Inge)
3	3	Tournament 2022 Etienne Lewis				Tournament 2022 South African Junior Team Chess Championships
		date 2022-09-04	rnd 7	type Standard	result 1	date 2022-12-04	rnd 2	type Standard	result 1
		Opponent Bath, X (Xavier)				Opponent Minnaar, R (Rochelle)

#	Games	Start				End
1	5	Tournament D4 Play Offs 2022				Tournament Tuks Junior Developmental Tournament 2022
		date 2022-07-30	rnd 3	type Standard	result 1	date 2022-08-06	rnd 2	type Standard	result 1
		Opponent Hanekom, J (Johannes)				Opponent Pistorius, A (Anabelle)
2	5	Tournament 2019 Chris Greyling				Tournament 2019 Lubowski Open Tournament
		date 2019-04-27	rnd 3	type Standard	result 1	date 2019-05-11	rnd 2	type Standard	result 1
		Opponent Grobler, A (Adane)				Opponent Jacobs, I (Inge)
3	3	Tournament 2022 Etienne Lewis				Tournament 2022 South African Junior Team Chess Championships
		date 2022-09-04	rnd 7	type Standard	result 1	date 2022-12-04	rnd 2	type Standard	result 1
		Opponent Bath, X (Xavier)				Opponent Minnaar, R (Rochelle)

#	Games	Start				End
1	2	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 1	type Rapid	result 1	date 2022-04-23	rnd 2	type Rapid	result 1
		Opponent Reyneke, L (Luke)				Opponent Du Preez, J (Julian)

#	Games	Start				End
1	1	Tournament Waterkloof end of Year Blitz 2019				Tournament Waterkloof end of Year Blitz 2019
		date 2019-10-17	rnd 4	type Blitz	result 1	date 2019-10-17	rnd 4	type Blitz	result 1
		Opponent Anderson, S (Shane)				Opponent Anderson, S (Shane)
2	1	Tournament Waterkloof end of Year Blitz 2019				Tournament Waterkloof end of Year Blitz 2019
		date 2019-10-17	rnd 1	type Blitz	result 1	date 2019-10-17	rnd 1	type Blitz	result 1
		Opponent Niehaus, J (Johannes)				Opponent Niehaus, J (Johannes)

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	Du Preez ,J (Julian)	4	2	0	3	1	-141.7	1	1	425	0	0	0
1	Du Preez ,J (Julian)	4	1188.6	1188.6	3	1152.6	1046.9	1	1187.6	1613.6	0	0	0
2	Bath ,X (Xavier)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
2	Bath ,X (Xavier)	3	1207.3	1490.7	3	1203.5	1490.7	0	0	0	0	0	0
3	Bloem ,R (Reinhardt)	3	1.5	0	2	1	0	1	0.5	0	0	0	0
3	Bloem ,R (Reinhardt)	3	1233.7	1233.7	2	1258.3	1233.7	1	1200	1233.7	0	0	0
4	Niehaus ,J (Johannes)	3	3	425	2	2	425	0	0	0	1	1	425
4	Niehaus ,J (Johannes)	3	1073.3	1498.3	2	1082.8	1498.3	0	0	0	1	1200	1498.3
5	Gruenenfelder ,W (Werni)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Gruenenfelder ,W (Werni)	2	1128.1	703.1	2	1124.6	703.1	0	0	0	0	0	0
6	Goosen ,L (Liam)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Goosen ,L (Liam)	2	1189.2	764.2	2	1179.6	764.2	0	0	0	0	0	0
7	Bhudai ,A (Arman)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Bhudai ,A (Arman)	2	1176.9	751.9	2	1163.1	751.9	0	0	0	0	0	0
8	O Rourke ,R (Ronan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
8	O Rourke ,R (Ronan)	2	1201.2	988.8	2	1200	988.8	0	0	0	0	0	0
9	De Jager ,J (Jandre)	2	1	0	2	1	0	0	0	0	0	0	0
9	De Jager ,J (Jandre)	2	1166.9	1166.9	2	1154.4	1166.9	0	0	0	0	0	0
10	Jansen Van Vuuren ,J (Joshua)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
10	Jansen Van Vuuren ,J (Joshua)	2	814.6	1027.1	2	814.9	1027.1	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

Niehaus, SJ (Samuel Johannes)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms