Chess South Africa Ratings Database

PLAYER PAGE

Personal

Landman, J (Johan)

Chess SA id

172017078

FIDE id

Date of birth

1972-03-25 (Adult)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-10-25

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1352.4	1283.5	1381.5	1289.1
Raw rating	1352.4	1283.5	1358.9	1287.3
Weighted rating	1284.4	1217.3	1381.5	1289.1
Weighted performance	1323.6	1177.5	1005.6	876.3
Floor	935.8	935.8	944.8	935.8
K-factor	32	32	32	32
Min/Max rating change allowed	133.5	147.2	132.2	146.4
Highest rating	1435.8 2018-01-01	1435.8 2018-01-01	1499.8 2019-06-01	1435.8 2018-01-01
Highest raw rating	1435.8 2018-01-01	1435.8 2018-01-01	1444.8 2019-12-01	1435.8 2018-01-01
Highest weighted rating	1435.8 2018-01-01	1435.8 2018-01-01	1444.8 2021-06-01	1435.8 2018-01-01
Highest weighted performance	1332.4 2025-08-01	1284.4 2018-09-01	1499.8 2019-06-01	1200 2018-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	-1.9	-0.1
New rating	1352.4	1283.5	1379.6	1289
Analysis
Rating	1352.4	1283.5	1381.5	1289.1
Raw rating	1352.4	1283.5	1358.9	1287.3
Weighted rating	1284.4	1217.3	1381.5
Weighted performance	1323.6	1177.5	1005.6
K-factor	32	32	32	32
Floor	935.8	935.8	944.8	935.8
Max/Min rating change allowed	133.5	147.2	132.2	146.4
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	1352.4	1283.5	1358.9	1287.3
New weighted rating	1291.3	1223.6	1379.6	1289
New weighted performance	1315.7	1169.8	998.2	869.3
Temp new rating	1352.4	1283.5	1379.6	1289
Temp new rating +/-	0	0	-1.9	-0.1
Final new rating +/-	0	0	-1.9	-0.1
New rating	1352.4	1283.5	1379.6	1289
New K-factor	32	32	32	32
New floor	935.8	935.8	944.8	935.8

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	37	14	5	18
	9	4	5	0
	8	4	4	0
	16	4	5	7
	5	0	5	0
History	235	163	29	43

Games since
	Main 46	Standard 18		Rapid 10		Blitz 18
Gender	Male
Age group	Adult
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	2693		38		28
Male	2160		35		25
Adult	569		18		10
Adult Male	520		17		9
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	305		8		6
Male	289		8		6
Adult	202		7		5
Adult Male	194		7		5


	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	37	16.5	44.59	-45.9	1513	1467
Standard	14	4.5	32.14	-151.8	1580	1428.2
Rapid	5	2	40	-85	1446.7	1361.7
Blitz	18	10	55.56	47.2	1479.2	1526.5
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	204	86	42.16	-66.7	1370.6	1304
Standard	132	54.5	41.29	-74.1	1343.2	1269.1
Rapid	29	14	48.28	-14.7	1375.6	1360.9
Blitz	43	17.5	40.7	-79.1	1451.6	1372.6

Date	Main	Standard	Rapid	Blitz
2025-11-01	1352.4	1283.5	1358.9	1287.3
2025-09-30	1356.2	1278.4	1383.2	1287.3
2025-09-01	1356.2	1278.4	1383.2	1287.3
2025-08-01	1356.2	1278.4	1383.2	1287.3
2025-07-01	1256	1190.9	1383	1290
2025-06-01	1256	1190.9	1383	1290
2025-05-01	1256	1190.9	1383	1290
2025-04-01	1256	1190.9	1383	1290
2025-03-01	1256	1190.9	1383	1290
2025-02-01	1256	1190.9	1383	1290
2025-01-01	1256	1190.9	1383	1290
2024-12-01	1256	1190.9	1383	1290
2024-11-01	1256	1190.9	1383	1290
2024-10-01	1256	1190.9	1383	1290
2024-09-01	1256	1190.9	1383	1290
2024-08-01	1256	1190.9	1383	1290
2024-07-01	1256	1190.9	1383	1290
2024-09-01	1256	1190.9	1383	1290
2024-05-01	1246.4	1186.7	1383	1290
2024-04-01	1246.4	1186.7	1383	1290
2024-03-01	1227.2	1186.7	1400.6	1290
2024-02-01	1227.2	1186.7	1400.6	1290
2024-01-01	1227.2	1186.7	1400.6	1290
2023-12-01	1224.6	1186.7	1356.5	1253.7

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	Heidedal Chess 25 October 2025 (A)	2025-10-25	2025-10-25	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
2	11th Piet van Zyl Chess Festival 2025 (A)	2025-10-10	2025-10-11	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis
3	Smart Chess Blitz 2025 (Open)	2025-07-19	2025-07-19	Blitz	Mangaung (FMB)	9	9	5	Yes	Analysis
4	South African Open 2025 (B)	2025-06-28	2025-07-05	Standard	Johannesburg Metro (GJM)	11	10	3.5	Yes	Analysis
5	South African Open 2025 (Blitz)	2025-07-02	2025-07-02	Blitz	Johannesburg Metro (GJM)	9	9	5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Heidedal Chess 25 October 2025 (A)	2025-10-25	2025-10-25	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
2	11th Piet van Zyl Chess Festival 2025 (A)	2025-10-10	2025-10-11	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis
3	Smart Chess Blitz 2025 (Open)	2025-07-19	2025-07-19	Blitz	Mangaung (FMB)	9	9	5	Yes	Analysis
4	South African Open 2025 (B)	2025-06-28	2025-07-05	Standard	Johannesburg Metro (GJM)	11	10	3.5	Yes	Analysis
5	South African Open 2025 (Blitz)	2025-07-02	2025-07-02	Blitz	Johannesburg Metro (GJM)	9	9	5	Yes	Analysis
6	10th Piet van Zyl Chess Festival 2024 (A+B)	2024-05-24	2024-05-25	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis
7	Mangaung Metro Chess 9 March 2024 (A)	2024-03-09	2024-03-09	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
8	Morris Club Championship 2023	2023-07-28	2023-07-28	Rapid	Mangaung (FMB)	5	4	3	Yes	Analysis
9	9th Piet van Zyl Chess Festival 2023 (A)	2023-05-26	2023-05-27	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis
10	8th Piet Van Zyl Chess Festival 2022 (A)	2022-07-22	2022-07-23	Standard	Mangaung (FMB)	5	4	0	Yes	Analysis
11	Smart Chess Blitz 2022 (Open)	2022-05-07	2022-05-07	Blitz	Mangaung (FMB)	7	7	3	Yes	Analysis
12	Mangaung Metro Chess 22 January 2022 (A)	2022-01-22	2022-01-22	Rapid	Mangaung (FMB)	5	5	2	Yes	Analysis
13	Mangaung Metro Chess 28 August 2021 (A)	2021-08-28	2021-08-28	Rapid	Mangaung (FMB)	5	5	3	Yes	Analysis
14	Morris Club Tournament 2020	2020-02-15	2020-02-15	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
15	Mangaung Metro Chess February 2020 (A)	2020-02-21	2020-02-22	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
16	Mangaung Metro Chess 17-18 January 2020 (A)	2020-01-17	2020-01-18	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
17	2019 Kiri Michalakis (A)	2019-09-24	2019-09-24	Standard	Mangaung (FMB)	5	5	0	Yes	Analysis
18	Free State Open Tournament 2019 (A)	2019-08-30	2019-08-31	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis
19	Mangaung Metro July Trials 2019 (Open)	2019-07-19	2019-07-20	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
20	South African Open Chess Championships 2019 (B)	2019-06-15	2019-06-22	Standard	Frances Baard (NCF)	9	9	4	Yes	Analysis
21	South African Open Chess Championships 2019 (Rapid)	2019-06-17	2019-06-17	Rapid	Frances Baard (NCF)	5	5	2	Yes	Analysis
22	South African Open Chess Championships 2019 (Blitz)	2019-06-19	2019-06-19	Blitz	Frances Baard (NCF)	9	9	1.5	Yes	Analysis
23	Mangaung Metro Chess 31 May to 1 June 2019 (A+B)	2019-05-31	2019-06-01	Standard	Mangaung (FMB)	5	4	3	Yes	Analysis
24	Inter Regional Chess Championship 2019 (Adult)	2019-05-10	2019-05-11	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis
25	Mangaung Metro Chess 12 to 13 April 2019 (A)	2019-04-12	2019-04-13	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
26	Mangaung Metro Chess 15-16 March 2019 (A)	2019-03-15	2019-03-16	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis
27	Morris Club Challenge 2019	2019-02-16	2019-02-16	Standard	Mangaung (FMB)	5	4	2	Yes	Analysis
28	Mangaung Metro Chess 1-2 February 2019 (A)	2019-02-01	2019-02-02	Standard	Mangaung (FMB)	5	5	1.5	Yes	Analysis
29	Mangaung Metro Chess 18-19 January 2019 (A)	2019-01-18	2019-01-19	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
30	Mangaung Metro Chess12 & 13 October 2018 (A)	2018-10-12	2018-10-13	Standard	Mangaung (FMB)	5	5	2.5	Yes	Analysis
31	Courteney Page 2018 (U18+Open)	2018-09-07	2018-09-08	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
32	Free State Open 2018 (A)	2018-08-17	2018-08-18	Standard	Mangaung (FMB)	6	6	3	Yes	Analysis
33	South African Open 2018 (B)	2018-07-07	2018-07-14	Standard	Mangaung (FMB)	11	11	7.5	Yes	Analysis
34	South African Open 2018 (Blitz)	2018-07-11	2018-07-11	Blitz	Mangaung (FMB)	9	9	3	Yes	Analysis
35	Mangaung Metro Chess 27-28 July 2018 (A)	2018-07-27	2018-07-28	Standard	Mangaung (FMB)	5	5	2	Yes	Analysis
36	Amigo Spur Eligwa Chess Open 2018 (A)	2018-05-19	2018-05-19	Standard	Sedibeng (GSV)	5	5	2.5	Yes	Analysis
37	Mangaung Metro Chess 2 & 3 February 2018 (A)	2018-02-02	2018-02-03	Standard	Mangaung (FMB)	5	0	0	No	Analysis

#	Games	Start				End
1	4	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 8	type Blitz	result 1	date 2025-07-03	rnd 8	type Standard	result 0.5
		Opponent Adamson, A (Amani)				Opponent Maroba, M (Mark)
2	4	Tournament 9th Piet van Zyl Chess Festival 2023				Tournament Morris Club Championship 2023
		date 2023-05-27	rnd 5	type Standard	result 1	date 2023-07-28	rnd 4	type Rapid	result 1
		Opponent Masilela, M (Mpumi)				Opponent Melville, J (Joalize)
3	4	Tournament South African Open Chess Championships 2019				Tournament South African Open Chess Championships 2019
		date 2019-06-17	rnd 4	type Rapid	result 1	date 2019-06-18	rnd 5	type Standard	result 1
		Opponent Flink, M (Michael)				Opponent Beukes, J (Jamie-Nicole)

#	Games	Start				End
1	4	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-12	rnd 8	type Standard	result 1	date 2018-07-14	rnd 11	type Standard	result 1
		Opponent Van Rooyen, H (Hanro)				Opponent Nyamandi, L (Langutani)
2	4	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-08	rnd 2	type Standard	result 1	date 2018-07-09	rnd 5	type Standard	result 1
		Opponent Mogongwa, LB (Leonardina)				Opponent Chang, S (Sebastian)
3	3	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-01	rnd 6	type Standard	result 1	date 2025-07-03	rnd 8	type Standard	result 0.5
		Opponent Tjebane, B (Bohlale)				Opponent Maroba, M (Mark)

#	Games	Start				End
1	3	Tournament Morris Club Championship 2023				Tournament Morris Club Championship 2023
		date 2023-07-28	rnd 1	type Rapid	result 1	date 2023-07-28	rnd 4	type Rapid	result 1
		Opponent Adams, K (Karinska)				Opponent Melville, J (Joalize)
2	2	Tournament Mangaung Metro Chess 28 August 2021				Tournament Mangaung Metro Chess 28 August 2021
		date 2021-08-28	rnd 4	type Rapid	result 1	date 2021-08-28	rnd 5	type Rapid	result 1
		Opponent Matlakala, R (Reanetse)				Opponent Matsiliso, T (Thabo)
3	2	Tournament South African Open Chess Championships 2019				Tournament South African Open Chess Championships 2019
		date 2019-06-17	rnd 4	type Rapid	result 1	date 2019-06-17	rnd 5	type Rapid	result 0.5
		Opponent Flink, M (Michael)				Opponent Tswaile, KJ (Kgamanyana)

#	Games	Start				End
1	5	Tournament South African Open 2025				Tournament Smart Chess Blitz 2025
		date 2025-07-02	rnd 8	type Blitz	result 1	date 2025-07-19	rnd 3	type Blitz	result 1
		Opponent Adamson, A (Amani)				Opponent Rossouw, J (Johrne)
2	3	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-11	rnd 4	type Blitz	result 1	date 2018-07-11	rnd 6	type Blitz	result 1
		Opponent Geyser, H (Heinrich)				Opponent Van Zyl, C (Charlize)
3	2	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 4	type Blitz	result 1	date 2025-07-02	rnd 5	type Blitz	result 1
		Opponent Venter, C (Christiaan)				Opponent Bothma, L (Liandri)

#	Games	Start				End
1	4	Tournament 9th Piet van Zyl Chess Festival 2023				Tournament Morris Club Championship 2023
		date 2023-05-27	rnd 5	type Standard	result 1	date 2023-07-28	rnd 4	type Rapid	result 1
		Opponent Masilela, M (Mpumi)				Opponent Melville, J (Joalize)
2	4	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-08	rnd 2	type Standard	result 1	date 2018-07-09	rnd 5	type Standard	result 1
		Opponent Mogongwa, LB (Leonardina)				Opponent Chang, S (Sebastian)
3	3	Tournament Smart Chess Blitz 2025				Tournament Smart Chess Blitz 2025
		date 2025-07-19	rnd 1	type Blitz	result 1	date 2025-07-19	rnd 3	type Blitz	result 1
		Opponent Madibe, S (Sibusiso)				Opponent Rossouw, J (Johrne)

#	Games	Start				End
1	4	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-08	rnd 2	type Standard	result 1	date 2018-07-09	rnd 5	type Standard	result 1
		Opponent Mogongwa, LB (Leonardina)				Opponent Chang, S (Sebastian)
2	3	Tournament Mangaung Metro Chess 17-18 January 2020				Tournament Morris Club Tournament 2020
		date 2020-01-18	rnd 4	type Standard	result 1	date 2020-02-15	rnd 1	type Standard	result 1
		Opponent Landman, R (Ricky)				Opponent Mpeoa, G (Gotsofalo)
3	3	Tournament Mangaung Metro Chess 31 May to 1 June 2019				Tournament Mangaung Metro Chess 31 May to 1 June 2019
		date 2019-05-31	rnd 2	type Standard	result 1	date 2019-06-01	rnd 5	type Standard	result 1
		Opponent Eliades, AK (Alexandros)				Opponent Timire, J (J)

#	Games	Start				End
1	3	Tournament Morris Club Championship 2023				Tournament Morris Club Championship 2023
		date 2023-07-28	rnd 1	type Rapid	result 1	date 2023-07-28	rnd 4	type Rapid	result 1
		Opponent Adams, K (Karinska)				Opponent Melville, J (Joalize)
2	2	Tournament Mangaung Metro Chess 28 August 2021				Tournament Mangaung Metro Chess 28 August 2021
		date 2021-08-28	rnd 4	type Rapid	result 1	date 2021-08-28	rnd 5	type Rapid	result 1
		Opponent Matlakala, R (Reanetse)				Opponent Matsiliso, T (Thabo)
3	1	Tournament Mangaung Metro Chess 9 March 2024				Tournament Mangaung Metro Chess 9 March 2024
		date 2024-03-09	rnd 3	type Rapid	result 1	date 2024-03-09	rnd 3	type Rapid	result 1
		Opponent De Villiers, H (Hj)				Opponent De Villiers, H (Hj)

#	Games	Start				End
1	5	Tournament South African Open 2025				Tournament Smart Chess Blitz 2025
		date 2025-07-02	rnd 8	type Blitz	result 1	date 2025-07-19	rnd 3	type Blitz	result 1
		Opponent Adamson, A (Amani)				Opponent Rossouw, J (Johrne)
2	3	Tournament South African Open 2018				Tournament South African Open 2018
		date 2018-07-11	rnd 4	type Blitz	result 1	date 2018-07-11	rnd 6	type Blitz	result 1
		Opponent Geyser, H (Heinrich)				Opponent Van Zyl, C (Charlize)
3	2	Tournament South African Open 2025				Tournament South African Open 2025
		date 2025-07-02	rnd 4	type Blitz	result 1	date 2025-07-02	rnd 5	type Blitz	result 1
		Opponent Venter, C (Christiaan)				Opponent Bothma, L (Liandri)

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	Botes ,D (Dion)	5	2	-85	5	2	-85	0	0	0	0	0	0
1	Botes ,D (Dion)	5	1135.2	1050.2	5	1135.3	1050.2	0	0	0	0	0	0
2	Rossouw ,J (Johrne)	4	2	0	2	0	-425	0	0	0	2	2	425
2	Rossouw ,J (Johrne)	4	1436.7	1436.7	2	1370.2	1011.7	0	0	0	2	1024.7	1861.7
3	Goosen ,P (Pierre)	3	1	-141.7	3	1	-141.7	0	0	0	0	0	0
3	Goosen ,P (Pierre)	3	1304.5	1162.8	3	1307.3	1162.8	0	0	0	0	0	0
4	Mantje ,K (Katleho)	3	0	-425	3	0	-425	0	0	0	0	0	0
4	Mantje ,K (Katleho)	3	1482.6	1057.6	3	1474.2	1057.6	0	0	0	0	0	0
5	Peters ,L (Lennox)	3	3	425	2	2	425	1	1	425	0	0	0
5	Peters ,L (Lennox)	3	919	1344	2	826.4	1344	1	1200	1344	0	0	0
6	Posholi ,K (Kamohelo)	3	0	-425	2	0	-425	1	0	-425	0	0	0
6	Posholi ,K (Kamohelo)	3	1563.9	1138.9	2	1487.2	1138.9	1	1333	1138.9	0	0	0
7	Motaung ,L (Lehlohonolo)	3	0	-425	2	0	-425	1	0	-425	0	0	0
7	Motaung ,L (Lehlohonolo)	3	1543.8	1118.8	2	1513.9	1118.8	1	1568.9	1118.8	0	0	0
8	Lebenya ,MJ (Masilonyana Johannes)	3	0	-425	2	0	-425	1	0	-425	0	0	0
8	Lebenya ,MJ (Masilonyana Johannes)	3	1392.8	967.8	2	1394.8	967.8	1	1447.3	967.8	0	0	0
9	Mithi ,D (Dumiso)	3	0.5	-283.3	2	0.5	-212.5	0	0	0	1	0	-425
9	Mithi ,D (Dumiso)	3	1464.6	1181.2	2	1379	1252.1	0	0	0	1	1182.6	1039.6
10	Modirwa ,O (Ofentse)	3	0	-425	0	0	0	2	0	-425	1	0	-425
10	Modirwa ,O (Ofentse)	3	1715	1290	0	0	0	2	1611	1290	1	1433.8	1290

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Landman, J (Johan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms