Chess South Africa Ratings Database

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Personal

Richter, J-M (Jan-Michael)

Chess SA id

101032167

FIDE id

Date of birth

2001-09-01 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1756.7	1742.5	1621	1597.9
Raw rating	1756.7	1742.5	1621	1597.9
Weighted rating	1751.3	1734.6	1621	1597.8
Weighted performance	1333.3	1333.8	0	0
Floor	1269.5	1253	1121	1121
K-factor	28	28	28	28
Min/Max rating change allowed	75	76.6	91	94.1
Highest rating	1769.5 2024-01-01	1753 2024-01-01	1621 2024-03-01	1621 2019-12-01
Highest raw rating	1769.5 2024-01-01	1753 2024-01-01	1621 2024-03-01	1621 2019-12-01
Highest weighted rating	1748.9 2025-08-01	1753 2022-10-01	1621 2024-03-01	1621 2019-12-01
Highest weighted performance	1728.7 2020-03-01	1733.1 2020-03-01	1200 2024-03-01	1507.6 2022-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1756.7	1742.5	1621	1597.9
Analysis
Rating	1756.7	1742.5	1621	1597.9
Raw rating	1756.7	1742.5	1621	1597.9
Weighted rating	1751.3	1734.6	1621
Weighted performance	1333.3	1333.8	0
K-factor	28	28	28	28
Floor	1269.5	1253	1121	1121
Max/Min rating change allowed	75	76.6	91	94.1
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	1756.7	1742.5	1621	1597.9
New weighted rating	1752.1	1735.6	1621	1597.8
New weighted performance	1332.8	1333.2	0	0
Temp new rating	1756.7	1742.5	1621	1597.9
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1756.7	1742.5	1621	1597.9
New K-factor	28	28	28	28
New floor	1269.5	1253	1121	1121

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	4	4	0	0
	5	5	0	0
	10	10	0	0
	19	10	0	9
	10	10	0	0
History	1059	1014	23	22

Games since
	Main 9	Standard 9		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	4	3	75	212.5	1624.7	1837.2
Standard	4	3	75	212.5	1624.7	1837.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	266	149	56.02	51.1	1573.5	1624.6
Standard	257	144	56.03	51.3	1570	1621.3
Rapid	0	0	0	0	0	0
Blitz	9	5	55.56	47.2	1672.9	1720.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	1756.7	1742.5	1621	1597.9
2025-09-01	1756.7	1742.5	1621	1597.9
2025-08-01	1756.7	1742.5	1621	1597.9
2025-07-01	1756.7	1742.5	1621	1597.9
2025-06-01	1756.7	1742.5	1621	1597.9
2025-05-01	1756.7	1742.5	1621	1597.9
2025-04-01	1756.7	1742.5	1621	1597.9
2025-03-01	1746.7	1727.2	1621	1597.9
2025-02-01	1746.7	1727.2	1621	1597.9
2025-01-01	1746.7	1727.2	1621	1597.9
2024-12-01	1746.7	1727.2	1621	1597.9
2024-11-01	1746.7	1727.2	1621	1597.9
2024-10-01	1746.7	1727.2	1621	1597.9
2024-09-01	1746.7	1727.2	1621	1597.9
2024-08-01	1746.7	1727.2	1621	1597.9
2024-07-01	1746.7	1727.2	1621	1597.9
2024-06-01	1746.7	1727.2	1621	1597.9
2024-08-01	1746.7	1727.2	1621	1597.9
2024-04-01	1746.7	1727.2	1621	1597.9
2024-03-01	1746.7	1727.2	1621	1597.9
2024-02-01	1746.7	1727.2	1621	1597.9
2024-01-01	1769.5	1753	1621	1597.9
2023-12-01	1690	1693.3	1621	1593.6
2023-11-01	1690	1693.3	1621	1593.6

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	AHS Open Chess Tournament 2025 (A)	2025-03-01	2025-03-01	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	AHS Open Chess Tournament 2025 (A)	2025-03-01	2025-03-01	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
2	2024 Tshwane Chess OPEN Registration Tournament (A)	2024-01-27	2024-01-27	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
3	2023 Piet Robbertse Fide Rated Open Chess Tournament (A)	2023-02-04	2023-02-05	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
4	2023 Tshwane Chess Open Registration Tournament (A)	2023-01-28	2023-01-28	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
5	2022 Wynie Robbertse Open (A)	2022-10-08	2022-10-08	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
6	2022 Blou Bul Open (A)	2022-06-25	2022-06-26	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
7	Rachella`s Cafe Blitz Tournament 2 2022	2022-04-03	2022-04-03	Blitz	Tshwane (GTP)	9	9	5	Yes	Analysis
8	2021 Milos Ristic Open (A)	2021-10-09	2021-10-09	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
9	2021 Blou Bul Tournament (A)	2021-04-10	2021-04-10	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
10	Ekurhuleni Chess Kempton Park Open 2020 (A)	2020-11-21	2020-11-21	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
11	2020 Wynie Robbertse Open Chess Tournament (A)	2020-03-07	2020-03-07	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
12	2020 Waterkloof Open (A)	2020-02-29	2020-03-01	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
13	The Joburg Open 2019 (Prestige)	2019-10-12	2019-10-12	Standard	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
14	2019 Gauteng School League Finals (U19 Open)	2019-08-24	2019-08-24	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
15	2019 Alekhine Open (A)	2019-08-09	2019-08-10	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
16	2019 SA Schools Winter Games (U18 Boys)	2019-07-01	2019-07-04	Standard	Ethekwini (KED)	7	7	2.5	Yes	Analysis
17	2019 D3 Team League (U19)	2019-07-20	2019-07-20	Standard	Tshwane (GTP)	3	3	3	Yes	Analysis
18	Fonties Challange 2019 (High School)	2019-06-08	2019-06-08	Standard	Johannesburg Metro (GJM)	5	4	4	Yes	Analysis
19	2019 Gauteng Secondary Schools Individual Chess Championships (U18 Boys)	2019-05-25	2019-05-25	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
20	JNW Club - Bryanston Open 2 2019 (A)	2019-05-11	2019-05-11	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
21	2019 D3 Individuals (U18 Boys)	2019-04-13	2019-04-13	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
22	2019 Chris Greyling (A)	2019-04-27	2019-04-27	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
23	2019 Capablanca Chess Festival (RR D)	2019-04-18	2019-04-22	Standard	Tshwane (GTP)	9	9	5.5	Yes	Analysis
24	JNW Club - Trinityhouse Randpark Ridge Open 2019 (A)	2019-03-09	2019-03-09	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
25	2019 South African Junior Closed Chess Championship (U18 Open)	2019-03-17	2019-03-22	Standard	Chess South Africa (CSA)	9	9	4.5	Yes	Analysis
26	2019 Blou Bul (A)	2019-02-16	2019-02-16	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
27	2019 Constantia Park Open (A)	2019-02-09	2019-02-09	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
28	2019 Tshwane Chess Registration Tournament (A)	2019-01-26	2019-01-26	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
29	2018 Inter Region Chess Championships	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	3	Yes	Analysis
30	South African Junior Team Championships 2018 (U18A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5.5	Yes	Analysis
31	Limpopo Open Chess Championship 2018 (A)	2018-11-17	2018-11-18	Standard	Capricorn (LCP)	7	7	3	Yes	Analysis
32	2018 Lardies Ope (A)	2018-10-27	2018-10-27	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
33	2018 Gauteng North Open (A)	2018-10-20	2018-10-21	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
34	Inter Region GE vs JHB Metro 2018 (U18+U20)	2018-10-06	2018-10-06	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
35	2018 Jakaranda (B)	2018-09-22	2018-09-22	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
36	2018 Centurion Chess Club Open (A)	2018-09-29	2018-09-29	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
37	2018 Alekhine Open (A)	2018-08-09	2018-08-11	Standard	Tshwane (GTP)	6	6	4	Yes	Analysis
38	JNW Club - Maragon Open 2018 (A)	2018-08-04	2018-08-04	Standard	Johannesburg Metro (GJM)	5	5	2.5	Yes	Analysis
39	JHB Metro Junior Closed 2018 (Open)	2018-07-28	2018-07-29	Standard	Johannesburg Metro (GJM)	6	6	4	Yes	Analysis
40	2018 Swartkop Open (A)	2018-06-23	2018-06-23	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
41	2018 Gauteng Secondary Schools Individual Chess Championships (U18 Boys)	2018-05-26	2018-05-26	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
42	2018 South African Junior Closed Chess Championships (U18 Open)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	10	3.5	Yes	Analysis
43	2018 Waterkloof Open (A)	2018-03-03	2018-03-04	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
44	2018 D3 Tshwane North Individual Chess Championships (U17+U19 Boys)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
45	2018 Piet Robbertse Chess Tournament (Prestige)	2018-02-02	2018-02-04	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
46	2018 Tshwane Registration Open Chess Tournament (A)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
47	South African Inter Regional Championships 2017	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
48	South African Junior Team Championships 2017 (U18A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	5	Yes	Analysis

#	Games	Start				End
1	10	Tournament 2019 Alekhine Open				Tournament The Joburg Open 2019
		date 2019-08-09	rnd 2	type Standard	result 0.5	date 2019-10-12	rnd 1	type Standard	result 1
		Opponent Naidoo, T (Tashil)				Opponent Moonsammy, E (Ethan)
2	9	Tournament 2019 Gauteng Secondary Schools Individual Chess Championships				Tournament Fonties Challange 2019
		date 2019-05-25	rnd 1	type Standard	result 1	date 2019-06-08	rnd 4	type Standard	result 1
		Opponent Soko, C (Chileleko)				Opponent Boshoma, C (Chifundo)
3	6	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 0.5	date 2018-01-07	rnd 6	type Standard	result 1
		Opponent Zondo, LC (Linda)				Opponent Vester, J (Jordan)

#	Games	Start				End
1	10	Tournament 2019 Alekhine Open				Tournament The Joburg Open 2019
		date 2019-08-09	rnd 2	type Standard	result 0.5	date 2019-10-12	rnd 1	type Standard	result 1
		Opponent Naidoo, T (Tashil)				Opponent Moonsammy, E (Ethan)
2	9	Tournament 2019 Gauteng Secondary Schools Individual Chess Championships				Tournament Fonties Challange 2019
		date 2019-05-25	rnd 1	type Standard	result 1	date 2019-06-08	rnd 4	type Standard	result 1
		Opponent Soko, C (Chileleko)				Opponent Boshoma, C (Chifundo)
3	6	Tournament South African Junior Team Championships 2017				Tournament South African Junior Team Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 0.5	date 2018-01-07	rnd 6	type Standard	result 1
		Opponent Zondo, LC (Linda)				Opponent Vester, J (Jordan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Rachella`s Cafe Blitz Tournament 2 2022				Tournament Rachella`s Cafe Blitz Tournament 2 2022
		date 2022-04-03	rnd 7	type Blitz	result 1	date 2022-04-03	rnd 9	type Blitz	result 0.5
		Opponent Sathish, A (Abinavah)				Opponent Jacobs, CN (Calvin Nicholas)
2	3	Tournament Rachella`s Cafe Blitz Tournament 2 2022				Tournament Rachella`s Cafe Blitz Tournament 2 2022
		date 2022-04-03	rnd 2	type Blitz	result 1	date 2022-04-03	rnd 4	type Blitz	result 1
		Opponent Gaoromelwe, T (Tshwarelo)				Opponent Simpson, M (Michael)

#	Games	Start				End
1	5	Tournament 2018 Waterkloof Open				Tournament 2018 D3 Tshwane North Individual Chess Championships
		date 2018-03-04	rnd 5	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Booysen, E (Elda)				Opponent Jonas, LF (Lesedi)
2	4	Tournament Fonties Challange 2019				Tournament Fonties Challange 2019
		date 2019-06-08	rnd 1	type Standard	result 1	date 2019-06-08	rnd 4	type Standard	result 1
		Opponent Woest, M (Megan)				Opponent Boshoma, C (Chifundo)
3	4	Tournament 2019 Gauteng Secondary Schools Individual Chess Championships				Tournament 2019 Gauteng Secondary Schools Individual Chess Championships
		date 2019-05-25	rnd 1	type Standard	result 1	date 2019-05-25	rnd 4	type Standard	result 1
		Opponent Soko, C (Chileleko)				Opponent Landitho, M (Mzwandile)

#	Games	Start				End
1	5	Tournament 2018 Waterkloof Open				Tournament 2018 D3 Tshwane North Individual Chess Championships
		date 2018-03-04	rnd 5	type Standard	result 1	date 2018-03-10	rnd 4	type Standard	result 1
		Opponent Booysen, E (Elda)				Opponent Jonas, LF (Lesedi)
2	4	Tournament Fonties Challange 2019				Tournament Fonties Challange 2019
		date 2019-06-08	rnd 1	type Standard	result 1	date 2019-06-08	rnd 4	type Standard	result 1
		Opponent Woest, M (Megan)				Opponent Boshoma, C (Chifundo)
3	4	Tournament 2019 Gauteng Secondary Schools Individual Chess Championships				Tournament 2019 Gauteng Secondary Schools Individual Chess Championships
		date 2019-05-25	rnd 1	type Standard	result 1	date 2019-05-25	rnd 4	type Standard	result 1
		Opponent Soko, C (Chileleko)				Opponent Landitho, M (Mzwandile)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Rachella`s Cafe Blitz Tournament 2 2022				Tournament Rachella`s Cafe Blitz Tournament 2 2022
		date 2022-04-03	rnd 2	type Blitz	result 1	date 2022-04-03	rnd 4	type Blitz	result 1
		Opponent Gaoromelwe, T (Tshwarelo)				Opponent Simpson, M (Michael)
2	1	Tournament Rachella`s Cafe Blitz Tournament 2 2022				Tournament Rachella`s Cafe Blitz Tournament 2 2022
		date 2022-04-03	rnd 7	type Blitz	result 1	date 2022-04-03	rnd 7	type Blitz	result 1
		Opponent Sathish, A (Abinavah)				Opponent Sathish, A (Abinavah)

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	Mazibuko ,K (Khanya)	9	2.5	-188.9	9	2.5	-188.9	0	0	0	0	0	0
1	Mazibuko ,K (Khanya)	9	1960.2	1771.3	9	1964.2	1771.3	0	0	0	0	0	0
2	Mlahleki ,V (Vusimuzi)	7	0	-425	6	0	-425	0	0	0	1	0	-425
2	Mlahleki ,V (Vusimuzi)	7	1921.6	1496.6	6	1920.3	1496.6	0	0	0	1	1905.9	1496.6
3	Nene ,TH (Themba Hope)	5	2	-85	4	2	0	0	0	0	1	0	-425
3	Nene ,TH (Themba Hope)	5	1888.5	1803.5	4	1930.6	1888.5	0	0	0	1	1839.8	1463.5
4	Govender ,S (Shevern)	4	1.5	-106.2	4	1.5	-106.2	0	0	0	0	0	0
4	Govender ,S (Shevern)	4	1639.2	1532.9	4	1638.6	1532.9	0	0	0	0	0	0
5	Koning ,J (Jaedin)	3	3	425	3	3	425	0	0	0	0	0	0
5	Koning ,J (Jaedin)	3	1480.8	1905.8	3	1483.9	1905.8	0	0	0	0	0	0
6	Naidoo ,T (Tashil)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
6	Naidoo ,T (Tashil)	3	1581.1	1439.4	3	1582.3	1439.4	0	0	0	0	0	0
7	Fourie ,B (Brandon)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
7	Fourie ,B (Brandon)	3	1600.3	1741.9	3	1606.4	1741.9	0	0	0	0	0	0
8	Rogge ,CG (Conrad Gustav)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
8	Rogge ,CG (Conrad Gustav)	3	1590.9	1307.5	3	1593.9	1307.5	0	0	0	0	0	0
9	Nelson ,WJH (William Jacobus Hattingh)	3	0.5	-283.3	3	0.5	-283.3	0	0	0	0	0	0
9	Nelson ,WJH (William Jacobus Hattingh)	3	1842.8	1559.4	3	1833.3	1559.4	0	0	0	0	0	0
10	Jones ,W (William)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
10	Jones ,W (William)	3	1586.4	1869.7	3	1577.6	1869.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Richter, J-M (Jan-Michael)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms