Chess South Africa Ratings Database

PLAYER PAGE

Personal

Marx, HB (Heinrich Butow)

Chess SA id

109083234

FIDE id

Date of birth

2009-02-21 (U18)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-07-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1408.2	1433.8	730.5	988.2
Raw rating	1408.2	1433.8	730.5	988.2
Weighted rating	1404.8	1433.8	729.8	988.2
Weighted performance	916.8	936.8	0	0
Floor	931.6	933.8	500	500
K-factor	32	32	40	40
Min/Max rating change allowed	123.3	118.8	323.7	224.2
Highest rating	1448.5 2023-02-01	1441.3 2023-02-01	1200 2020-01-01	1229.7 2022-12-01
Highest raw rating	1431.6 2024-02-01	1433.8 2024-02-01	735.4 2024-02-01	988.2 2024-02-01
Highest weighted rating	1431.6 2024-07-01	1433.8 2025-02-01	735.4 2024-11-01	988.2 2024-11-01
Highest weighted performance	1448.5 2023-02-01	1441.3 2023-02-01	1200 2020-01-01	1229.7 2022-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1408.2	1433.8	730.5	988.2
Analysis
Rating	1408.2	1433.8	730.5	988.2
Raw rating	1408.2	1433.8	730.5	988.2
Weighted rating	1404.8	1433.8	729.8
Weighted performance	916.8	936.8	0
K-factor	32	32	40	40
Floor	931.6	933.8	500	500
Max/Min rating change allowed	123.3	118.8	323.7	224.2
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	1408.2	1433.8	730.5	988.2
New weighted rating	1404.7	1433.8	729.8	988.2
New weighted performance	909.1	928.3	0	0
Temp new rating	1408.2	1433.8	730.5	988.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1408.2	1433.8	730.5	988.2
New K-factor	32	32	40	40
New floor	931.6	933.8	500	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	5	0	5	0
	5	5	0	0
	69	47	6	16
	18	18	0	0
History	240	208	16	16

Games since
	Main 5	Standard 0		Rapid 5		Blitz 0
Gender	Male
Age group	U18
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
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	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	183	108.5	59.29	79	1148.6	1227.6
Standard	156	94	60.26	87.2	1113.9	1201.1
Rapid	11	3.5	31.82	-154.5	1370.7	1216.1
Blitz	16	11	68.75	159.4	1334.4	1493.7

Date	Main	Standard	Rapid	Blitz
2025-11-01	1408.2	1433.8	730.5	988.2
2025-09-30	1408.2	1433.8	730.5	988.2
2025-09-01	1408.2	1433.8	730.5	988.2
2025-08-01	1408.2	1433.8	730.5	988.2
2025-07-01	1408.2	1433.8	730.5	988.2
2025-06-01	1408.2	1433.8	730.5	988.2
2025-05-01	1408.2	1433.8	730.5	988.2
2025-04-01	1408.2	1433.8	730.5	988.2
2025-03-01	1408.2	1433.8	730.5	988.2
2025-02-01	1407.1	1433.8	730.3	988.2
2025-01-01	1381.5	1433.8	725	988.2
2024-12-01	1381.5	1433.8	725	988.2
2024-11-01	1381.5	1433.8	725	988.2
2024-10-01	1381.5	1433.8	725	988.2
2024-09-01	1381.5	1433.8	725	988.2
2024-08-01	1381.5	1433.8	725	988.2
2024-07-01	1431.6	1433.8	735.4	988.2
2024-09-01	1431.6	1433.8	735.4	988.2
2024-05-01	1431.6	1433.8	735.4	988.2
2024-04-01	1431.6	1433.8	735.4	988.2
2024-03-01	1431.6	1433.8	735.4	988.2
2024-02-01	1431.6	1433.8	735.4	988.2
2024-01-01	1431.6	1433.8	735.4	988.2
2023-12-01	1431.6	1433.8	735.4	988.2

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	Bojanala's Clash Of Schools - Secondary 2024 (Championship)	2024-07-27	2024-07-27	Rapid	Bojanala Platina (NBR)	5	5	0	Yes	Analysis
2	One For The Ages 2023 (U16)	2023-02-18	2023-02-18	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
3	2022 South African Junior Team Chess Championships (U14 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
4	2022 South Africa Junior Blitz Chess Championships (U14)	2022-12-05	2022-12-05	Blitz	4 Knights (4K)	7	7	5	Yes	Analysis
5	West Rand vs Bojanala 2022 (U14A)	2022-11-05	2022-11-05	Standard	Bojanala Platina (NBR)	6	6	5	Yes	Analysis
6	FIDE at The King`s Gate 2.0 2022 (B)	2022-10-22	2022-10-22	Standard	Bojanala Platina (NBR)	5	5	1	Yes	Analysis
7	Bojanala Chess Federation Clash of Schools 2022 (PS Championship)	2022-07-22	2022-07-22	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
8	2nd One For The Ages 2022 (U16)	2022-07-30	2022-07-30	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
9	Bojanala Fields Rapid-Blitz-Blindfold Champions 2022 (Rapid A)	2022-05-28	2022-05-28	Rapid	Bojanala Platina (NBR)	6	6	3.5	Yes	Analysis
10	Bojanala Fields Rapid-Blitz-Blindfold Champions 2022 (Blitz A)	2022-05-28	2022-05-28	Blitz	Bojanala Platina (NBR)	9	9	6	Yes	Analysis
11	Winter Games Chess Championships 2022 (U13 Open)	2022-04-30	2022-04-30	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
12	RHS Know Thyself 2022 (B)	2022-04-23	2022-04-23	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
13	Vastrap 2022 (C)	2022-02-05	2022-02-05	Standard	Bojanala Platina (NBR)	5	5	4.5	Yes	Analysis
14	Fide At The King`s Gate 2022 (A)	2022-02-22	2022-02-22	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
15	Bojanala SAJCC Trials - Session 3 of 3 2021 (C)	2021-11-20	2021-11-20	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
16	Bojanala SAJCC Trials - Session 2 of 3 2021 (B)	2021-11-13	2021-11-13	Standard	Bojanala Platina (NBR)	5	4	2	Yes	Analysis
17	Bojanala SAJCC Trials - Session 1 of 3 2021 (C)	2021-11-06	2021-11-06	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
18	Spring at The King`s Gate 2021 (B)	2021-09-11	2021-09-11	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
19	Laerskool Proteapark 2020 (D)	2020-02-29	2020-02-29	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
20	Lebone II 2020 (U12)	2020-02-15	2020-02-15	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
21	Laerskool Rustenburg 2019 (U12)	2019-08-17	2019-08-17	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
22	Inter Regional Chess Championship 2019 (U12)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	5	4	Yes	Analysis
23	Laerskool Proteapark 2019 (B)	2019-05-18	2019-05-18	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
24	Laerskool Olienpark 2019 (U12)	2019-04-06	2019-04-06	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
25	Laerskool Vastrap Tournament 2019 (C)	2019-02-23	2019-02-23	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
26	Fields College Open 2019 (U12)	2019-02-02	2019-02-02	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
27	South African Junior Team Championships 2018 (U10A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
28	Bojanala Regionals 2018 (U10)	2018-09-15	2018-09-15	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
29	Boys and Girls 2018 (U10 Boys)	2018-08-25	2018-08-25	Standard	Dr Kenneth Kaunda (NWP)	5	0	0	No	Analysis
30	Laerskool Brits Tournament 2018 (U10)	2018-08-04	2018-08-04	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
31	Ho�rskool Frikkie Meyer 2018 (C)	2018-07-21	2018-07-21	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis
32	Inter Regional 2018 (U10 Team)	2018-05-04	2018-05-05	Standard	Frances Baard (NCF)	5	4	3	Yes	Analysis
33	Laerskool Proteapark Chess 2018 (C)	2018-05-19	2018-05-19	Standard	Bojanala Platina (NBR)	5	5	0.5	Yes	Analysis
34	Laerskool Rustenburg 2018 (D)	2018-03-24	2018-03-24	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
35	Laerskool Vastrap 2018 (U10)	2018-02-03	2018-02-03	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
36	Laerskool Rustenburg Noord Primary 2018 (D)	2018-02-24	2018-02-24	Standard	Bojanala Platina (NBR)	5	5	4	Yes	Analysis

#	Games	Start				End
1	6	Tournament West Rand vs Bojanala 2022				Tournament 2022 South Africa Junior Blitz Chess Championships
		date 2022-11-05	rnd 4	type Standard	result 1	date 2022-12-05	rnd 1	type Blitz	result 1
		Opponent Croukamp, M (Mikayla)				Opponent Boucher, R (Ryann)
2	5	Tournament RHS Know Thyself 2022				Tournament Winter Games Chess Championships 2022
		date 2022-04-23	rnd 4	type Standard	result 1	date 2022-04-30	rnd 3	type Standard	result 1
		Opponent Van Schalkwyk, J (Jurgens)				Opponent Letupu, L (Lemogang)
3	5	Tournament Vastrap 2022				Tournament Vastrap 2022
		date 2022-02-05	rnd 1	type Standard	result 1	date 2022-02-05	rnd 5	type Standard	result 0.5
		Opponent Makine, L (Lebogang)				Opponent Morake, R (Remoratile)

#	Games	Start				End
1	7	Tournament West Rand vs Bojanala 2022				Tournament 2022 South African Junior Team Chess Championships
		date 2022-11-05	rnd 4	type Standard	result 1	date 2022-12-06	rnd 4	type Standard	result 1
		Opponent Croukamp, M (Mikayla)				Opponent Ramalahla, OP (Oratilwe)
2	5	Tournament RHS Know Thyself 2022				Tournament Winter Games Chess Championships 2022
		date 2022-04-23	rnd 4	type Standard	result 1	date 2022-04-30	rnd 3	type Standard	result 1
		Opponent Van Schalkwyk, J (Jurgens)				Opponent Letupu, L (Lemogang)
3	5	Tournament Vastrap 2022				Tournament Vastrap 2022
		date 2022-02-05	rnd 1	type Standard	result 1	date 2022-02-05	rnd 5	type Standard	result 0.5
		Opponent Makine, L (Lebogang)				Opponent Morake, R (Remoratile)

#	Games	Start				End
1	3	Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022				Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022
		date 2022-05-28	rnd 4	type Rapid	result 1	date 2022-05-28	rnd 6	type Rapid	result 1
		Opponent Letupu, L (Lemogang)				Opponent Byliefeldt, L (Leroux)
2	1	Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022				Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022
		date 2022-05-28	rnd 2	type Rapid	result 0.5	date 2022-05-28	rnd 2	type Rapid	result 0.5
		Opponent Motshegare, N (Neo)				Opponent Motshegare, N (Neo)

#	Games	Start				End
1	3	Tournament 2022 South Africa Junior Blitz Chess Championships				Tournament 2022 South Africa Junior Blitz Chess Championships
		date 2022-12-05	rnd 3	type Blitz	result 1	date 2022-12-05	rnd 5	type Blitz	result 1
		Opponent Allen, J (Julia)				Opponent Diale, A (Aobakwe)
2	3	Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022				Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022
		date 2022-05-28	rnd 1	type Blitz	result 1	date 2022-05-28	rnd 3	type Blitz	result 1
		Opponent Mamonyane, I (Itireleng)				Opponent Motshegare, K (Kopano)
3	2	Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022				Tournament 2022 South Africa Junior Blitz Chess Championships
		date 2022-05-28	rnd 9	type Blitz	result 1	date 2022-12-05	rnd 1	type Blitz	result 1
		Opponent Letupu, L (Lemogang)				Opponent Boucher, R (Ryann)

#	Games	Start				End
1	5	Tournament RHS Know Thyself 2022				Tournament Winter Games Chess Championships 2022
		date 2022-04-23	rnd 4	type Standard	result 1	date 2022-04-30	rnd 3	type Standard	result 1
		Opponent Van Schalkwyk, J (Jurgens)				Opponent Letupu, L (Lemogang)
2	5	Tournament Laerskool Rustenburg 2019				Tournament Lebone II 2020
		date 2019-08-17	rnd 2	type Standard	result 1	date 2020-02-15	rnd 1	type Standard	result 1
		Opponent Van Der Schyff, K (Kevin)				Opponent Mocha, O (Omphile)
3	4	Tournament 2022 South African Junior Team Chess Championships				Tournament One For The Ages 2023
		date 2022-12-07	rnd 6	type Standard	result 1	date 2023-02-18	rnd 2	type Standard	result 1
		Opponent Niehaus, SJ (Samuel)				Opponent Ramaboa, O (Ontiretse)

#	Games	Start				End
1	5	Tournament RHS Know Thyself 2022				Tournament Winter Games Chess Championships 2022
		date 2022-04-23	rnd 4	type Standard	result 1	date 2022-04-30	rnd 3	type Standard	result 1
		Opponent Van Schalkwyk, J (Jurgens)				Opponent Letupu, L (Lemogang)
2	5	Tournament Laerskool Rustenburg 2019				Tournament Lebone II 2020
		date 2019-08-17	rnd 2	type Standard	result 1	date 2020-02-15	rnd 1	type Standard	result 1
		Opponent Van Der Schyff, K (Kevin)				Opponent Mocha, O (Omphile)
3	4	Tournament 2022 South African Junior Team Chess Championships				Tournament One For The Ages 2023
		date 2022-12-07	rnd 6	type Standard	result 1	date 2023-02-18	rnd 2	type Standard	result 1
		Opponent Niehaus, SJ (Samuel)				Opponent Ramaboa, O (Ontiretse)

#	Games	Start				End
1	3	Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022				Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022
		date 2022-05-28	rnd 4	type Rapid	result 1	date 2022-05-28	rnd 6	type Rapid	result 1
		Opponent Letupu, L (Lemogang)				Opponent Byliefeldt, L (Leroux)

#	Games	Start				End
1	3	Tournament 2022 South Africa Junior Blitz Chess Championships				Tournament 2022 South Africa Junior Blitz Chess Championships
		date 2022-12-05	rnd 3	type Blitz	result 1	date 2022-12-05	rnd 5	type Blitz	result 1
		Opponent Allen, J (Julia)				Opponent Diale, A (Aobakwe)
2	3	Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022				Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022
		date 2022-05-28	rnd 1	type Blitz	result 1	date 2022-05-28	rnd 3	type Blitz	result 1
		Opponent Mamonyane, I (Itireleng)				Opponent Motshegare, K (Kopano)
3	2	Tournament Bojanala Fields Rapid-Blitz-Blindfold Champions 2022				Tournament 2022 South Africa Junior Blitz Chess Championships
		date 2022-05-28	rnd 9	type Blitz	result 1	date 2022-12-05	rnd 1	type Blitz	result 1
		Opponent Letupu, L (Lemogang)				Opponent Boucher, R (Ryann)

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	Byliefeldt ,L (Leroux)	9	3	-141.7	6	2	-141.7	1	1	425	2	0	-425
1	Byliefeldt ,L (Leroux)	9	1318.8	1177.2	6	1246.9	1177.2	1	800.6	1743.8	2	858.4	893.8
2	Difotso ,LR (Lebogang Rotondwa)	5	0	-425	5	0	-425	0	0	0	0	0	0
2	Difotso ,LR (Lebogang Rotondwa)	5	1358.7	933.7	5	1346.6	933.7	0	0	0	0	0	0
3	Letupu ,L (Lemogang)	5	4	255	3	2	141.7	1	1	425	1	1	425
3	Letupu ,L (Lemogang)	5	1193.4	1448.4	3	1119	1335.1	1	616.8	1618.4	1	616.8	1618.4
4	Van Der Walt ,JHT (Jean Hendrik T)	4	0	-425	3	0	-425	1	0	-425	0	0	0
4	Van Der Walt ,JHT (Jean Hendrik T)	4	1418.5	993.5	3	1389.8	993.5	1	967	993.5	0	0	0
5	Motshegare ,N (Neo)	4	3	212.5	2	1.5	212.5	1	0.5	0	1	1	425
5	Motshegare ,N (Neo)	4	1232.1	1444.6	2	1261	1444.6	1	1200	1232.1	1	1200	1657.1
6	Van Staden ,J (Jakobus)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
6	Van Staden ,J (Jakobus)	3	796.6	938.2	3	783.5	938.2	0	0	0	0	0	0
7	Goliath ,BB (Brimarion Brushane)	3	0	-425	3	0	-425	0	0	0	0	0	0
7	Goliath ,BB (Brimarion Brushane)	3	1366.8	941.8	3	1363.5	941.8	0	0	0	0	0	0
8	Kleynhans ,EH (Eldrich Henrico)	3	3	425	3	3	425	0	0	0	0	0	0
8	Kleynhans ,EH (Eldrich Henrico)	3	652	1077	3	592.1	1077	0	0	0	0	0	0
9	Pedersen ,J (Jj)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
9	Pedersen ,J (Jj)	3	1190.9	1332.5	3	1179.1	1332.5	0	0	0	0	0	0
10	Morake ,O (Orefile)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
10	Morake ,O (Orefile)	3	1147.7	1006	3	1138.5	1006	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Marx, HB (Heinrich Butow)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms