Chess South Africa Ratings Database

PLAYER PAGE

Personal

Niehaus, J (Johannes)

Chess SA id

1110107678

FIDE id

Date of birth

2011-11-16 (U16)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-05-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1242.3	1236.4	1218.4	1135.6
Raw rating	1242.3	1236.4	1218.4	1135.6
Weighted rating	1240.2	1233.7	1218.4	1135.6
Weighted performance	903.6	899.8	0	0
Floor	757.2	736.4	718.4	700
K-factor	36	36	36	36
Min/Max rating change allowed	156.1	157.4	161.5	181.7
Highest rating	1279.3 2022-07-01	1236.4 2024-06-01	1270.2 2022-04-01	1200 2018-10-01
Highest raw rating	1257.2 2022-08-01	1236.4 2024-06-01	1218.4 2024-02-01	1200 2018-02-01
Highest weighted rating	1238.9 2025-08-01	1232.1 2025-08-01	1218.4 2025-02-01	1200 2018-10-01
Highest weighted performance	1279.3 2022-07-01	1233.8 2022-08-01	1270.2 2022-04-01	1200 2018-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1242.3	1236.4	1218.4	1135.6
Analysis
Rating	1242.3	1236.4	1218.4	1135.6
Raw rating	1242.3	1236.4	1218.4	1135.6
Weighted rating	1240.2	1233.7	1218.4
Weighted performance	903.6	899.8	0
K-factor	36	36	36	36
Floor	757.2	736.4	718.4	700
Max/Min rating change allowed	156.1	157.4	161.5	181.7
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	1242.3	1236.4	1218.4	1135.6
New weighted rating	1240.7	1234.4	1218.4	1135.6
New weighted performance	903.1	899.4	0	0
Temp new rating	1242.3	1236.4	1218.4	1135.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1242.3	1236.4	1218.4	1135.6
New K-factor	36	36	36	36
New floor	757.2	736.4	718.4	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	5	5	0	0
	5	5	0	0
	40	33	7	0
	0	0	0	0
History	111	99	7	5

Games since
	Main 5	Standard 5		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	111	49	44.14	-49.8	1187.7	1137.9
Standard	99	44	44.44	-47.2	1184.1	1136.9
Rapid	7	4	57.14	60.7	1214.6	1275.3
Blitz	5	1	20	-255	1220.3	965.3

Date	Main	Standard	Rapid	Blitz
2025-09-30	1242.3	1236.4	1218.4	1135.6
2025-09-01	1242.3	1236.4	1218.4	1135.6
2025-08-01	1242.3	1236.4	1218.4	1135.6
2025-07-01	1242.3	1236.4	1218.4	1135.6
2025-06-01	1242.3	1236.4	1218.4	1135.6
2025-05-01	1242.3	1236.4	1218.4	1135.6
2025-04-01	1242.3	1236.4	1218.4	1135.6
2025-03-01	1242.3	1236.4	1218.4	1135.6
2025-02-01	1242.3	1236.4	1218.4	1135.6
2025-01-01	1242.3	1236.4	1218.4	1135.6
2024-12-01	1242.3	1236.4	1218.4	1135.6
2024-11-01	1242.3	1236.4	1218.4	1135.6
2024-10-01	1242.3	1236.4	1218.4	1135.6
2024-09-01	1242.3	1236.4	1218.4	1135.6
2024-08-01	1242.3	1236.4	1218.4	1135.6
2024-07-01	1242.3	1236.4	1218.4	1135.6
2024-06-01	1242.3	1236.4	1218.4	1135.6
2024-08-01	1219.9	1207.6	1218.4	1135.6
2024-04-01	1219.9	1207.6	1218.4	1135.6
2024-03-01	1219.9	1207.6	1218.4	1135.6
2024-02-01	1219.9	1207.6	1218.4	1135.6
2024-01-01	1219.9	1207.6	1218.4	1135.6
2023-12-01	1219.9	1207.6	1218.4	1135.6
2023-11-01	1219.9	1207.6	1218.4	1135.6

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	2024 Tshwane South School District CLOSED Individual Championships (U13 Mixed)	2024-05-11	2024-05-11	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2023 Tshwane South School District CLOSED Individual Championships (U13 Open)	2023-04-22	2023-04-22	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
3	2022 South African Junior Team Chess Championships (U12 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	6	1	Yes	Analysis
4	2022 Etienne Lewis (U12 Open)	2022-09-02	2022-09-04	Standard	Tshwane (GTP)	7	7	3.5	Yes	Analysis
5	Tuks Junior Developmental Tournament 2022 (Red)	2022-08-06	2022-08-06	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
6	D4 Play Offs 2022 (U11)	2022-07-30	2022-07-30	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
7	2022 Blou Bul Open (D)	2022-06-25	2022-06-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
8	2022 Mid Gauteng Open (D)	2022-05-07	2022-05-07	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
9	D4 Individuals 2022 (U11 Open)	2022-04-23	2022-04-23	Rapid	Tshwane (GTP)	7	7	4	Yes	Analysis
10	2019 South African Junior Team Championships (U10B)	2020-01-08	2020-01-08	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
11	Waterkloof end of Year Blitz 2019	2019-10-17	2019-10-17	Blitz	Chess Excellence (CEX)	6	5	1	Yes	Analysis
12	2019 Etienne Lewis Trials (U10 Boys)	2019-08-30	2019-09-01	Standard	Tshwane (GTP)	7	7	2.5	Yes	Analysis
13	2019 D4 Tshwane South Schools League Team Finals (U9)	2019-07-27	2019-07-27	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
14	2019 Lubowski Open Tournament (E)	2019-05-11	2019-05-11	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
15	2019 Chris Greyling (E)	2019-04-27	2019-04-27	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
16	2019 D4 Individual Finals (U9 Mixed)	2019-03-09	2019-03-09	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
17	2019 Blou Bul (E)	2019-02-16	2019-02-16	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
18	2019 Piet Robbertse (D)	2019-02-01	2019-02-03	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
19	2019 Constantia Park Open (E)	2019-02-09	2019-02-09	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
20	South African Junior Team Championships 2018 (U8B+U8 Girls)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	2	Yes	Analysis

#	Games	Start				End
1	4	Tournament D4 Individuals 2022				Tournament 2022 Mid Gauteng Open
		date 2022-04-23	rnd 5	type Rapid	result 1	date 2022-05-07	rnd 1	type Standard	result 1
		Opponent Kotze, J (Joshua)				Opponent Smart, L (Liam Jonathan)
2	3	Tournament 2023 Tshwane South School District CLOSED Individual Championships				Tournament 2024 Tshwane South School District CLOSED Individual Championships
		date 2023-04-22	rnd 4	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent De Klerk, W (Wihan)				Opponent Skosana, S (Sphamandla)
3	3	Tournament Tuks Junior Developmental Tournament 2022				Tournament Tuks Junior Developmental Tournament 2022
		date 2022-08-06	rnd 2	type Standard	result 1	date 2022-08-06	rnd 4	type Standard	result 1
		Opponent Haupt, J (Joshua)				Opponent Smith, L (Leah)

#	Games	Start				End
1	5	Tournament 2019 Etienne Lewis Trials				Tournament 2019 South African Junior Team Championships
		date 2019-08-31	rnd 5	type Standard	result 1	date 2020-01-04	rnd 2	type Standard	result 1
		Opponent De Beer, L (Liam)				Opponent Sankar, R (Rahil)
2	3	Tournament 2023 Tshwane South School District CLOSED Individual Championships				Tournament 2024 Tshwane South School District CLOSED Individual Championships
		date 2023-04-22	rnd 4	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent De Klerk, W (Wihan)				Opponent Skosana, S (Sphamandla)
3	3	Tournament Tuks Junior Developmental Tournament 2022				Tournament Tuks Junior Developmental Tournament 2022
		date 2022-08-06	rnd 2	type Standard	result 1	date 2022-08-06	rnd 4	type Standard	result 1
		Opponent Haupt, J (Joshua)				Opponent Smith, L (Leah)

#	Games	Start				End
1	3	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 5	type Rapid	result 1	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Kotze, J (Joshua)				Opponent Visser, N (Noah)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 1	type Rapid	result 1	date 2022-04-23	rnd 1	type Rapid	result 1
		Opponent Sibiya, V (Vutomi)				Opponent Sibiya, V (Vutomi)

#	Games	Start				End
1	1	Tournament Waterkloof end of Year Blitz 2019				Tournament Waterkloof end of Year Blitz 2019
		date 2019-10-17	rnd 3	type Blitz	result 1	date 2019-10-17	rnd 3	type Blitz	result 1
		Opponent Visser, TM (Tristan)				Opponent Visser, TM (Tristan)

#	Games	Start				End
1	4	Tournament D4 Individuals 2022				Tournament 2022 Mid Gauteng Open
		date 2022-04-23	rnd 5	type Rapid	result 1	date 2022-05-07	rnd 1	type Standard	result 1
		Opponent Kotze, J (Joshua)				Opponent Smart, L (Liam Jonathan)
2	3	Tournament 2023 Tshwane South School District CLOSED Individual Championships				Tournament 2024 Tshwane South School District CLOSED Individual Championships
		date 2023-04-22	rnd 4	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent De Klerk, W (Wihan)				Opponent Skosana, S (Sphamandla)
3	3	Tournament 2022 Blou Bul Open				Tournament 2022 Blou Bul Open
		date 2022-06-25	rnd 2	type Standard	result 1	date 2022-06-26	rnd 4	type Standard	result 1
		Opponent Naude, J (Johan)				Opponent Buchner, E (Emil)

#	Games	Start				End
1	3	Tournament 2023 Tshwane South School District CLOSED Individual Championships				Tournament 2024 Tshwane South School District CLOSED Individual Championships
		date 2023-04-22	rnd 4	type Standard	result 1	date 2024-05-11	rnd 1	type Standard	result 1
		Opponent De Klerk, W (Wihan)				Opponent Skosana, S (Sphamandla)
2	3	Tournament 2022 Blou Bul Open				Tournament 2022 Blou Bul Open
		date 2022-06-25	rnd 2	type Standard	result 1	date 2022-06-26	rnd 4	type Standard	result 1
		Opponent Naude, J (Johan)				Opponent Buchner, E (Emil)
3	3	Tournament 2019 Etienne Lewis Trials				Tournament 2019 South African Junior Team Championships
		date 2019-09-01	rnd 7	type Standard	result 1	date 2020-01-04	rnd 2	type Standard	result 1
		Opponent Myburgh, C (Caleb)				Opponent Sankar, R (Rahil)

#	Games	Start				End
1	3	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 5	type Rapid	result 1	date 2022-04-23	rnd 7	type Rapid	result 1
		Opponent Kotze, J (Joshua)				Opponent Visser, N (Noah)
2	1	Tournament D4 Individuals 2022				Tournament D4 Individuals 2022
		date 2022-04-23	rnd 1	type Rapid	result 1	date 2022-04-23	rnd 1	type Rapid	result 1
		Opponent Sibiya, V (Vutomi)				Opponent Sibiya, V (Vutomi)

#	Games	Start				End
1	1	Tournament Waterkloof end of Year Blitz 2019				Tournament Waterkloof end of Year Blitz 2019
		date 2019-10-17	rnd 3	type Blitz	result 1	date 2019-10-17	rnd 3	type Blitz	result 1
		Opponent Visser, TM (Tristan)				Opponent Visser, TM (Tristan)

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	De Beer ,L (Liam)	4	4	425	4	4	425	0	0	0	0	0	0
1	De Beer ,L (Liam)	4	1080.1	1505.1	4	1069.2	1505.1	0	0	0	0	0	0
2	Steyn ,J (Jacobus)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
2	Steyn ,J (Jacobus)	3	1176.6	893.2	3	1172.8	893.2	0	0	0	0	0	0
3	Keyter ,ZC (Zarius Clarence)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Keyter ,ZC (Zarius Clarence)	3	1321.8	896.8	3	1321.6	896.8	0	0	0	0	0	0
4	Niehaus ,SJ (Samuel Johannes)	3	0	-425	2	0	-425	0	0	0	1	0	-425
4	Niehaus ,SJ (Samuel Johannes)	3	1135.9	710.9	2	1151	710.9	0	0	0	1	1200	710.9
5	Bogaard ,A (Anneke)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
5	Bogaard ,A (Anneke)	2	1114.5	1327	2	1107.4	1327	0	0	0	0	0	0
6	Buchner ,E (Emil)	2	1	0	2	1	0	0	0	0	0	0	0
6	Buchner ,E (Emil)	2	1173.3	1173.3	2	1178.2	1173.3	0	0	0	0	0	0
7	Coetzee ,M (Marko)	2	1	0	2	1	0	0	0	0	0	0	0
7	Coetzee ,M (Marko)	2	1154.8	1154.8	2	1132.1	1154.8	0	0	0	0	0	0
8	Smart ,L (Liam Jonathan)	2	1	0	2	1	0	0	0	0	0	0	0
8	Smart ,L (Liam Jonathan)	2	1137.7	1137.7	2	1128.2	1137.7	0	0	0	0	0	0
9	Jacobs ,I (Inge)	2	1	0	2	1	0	0	0	0	0	0	0
9	Jacobs ,I (Inge)	2	1026.7	1026.7	2	1024.4	1026.7	0	0	0	0	0	0
10	Naude ,J (Johan)	2	1	0	2	1	0	0	0	0	0	0	0
10	Naude ,J (Johan)	2	1208.3	1208.3	2	1206.6	1208.3	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, J (Johannes)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms