Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jordaan, M (Mikijl)

Chess SA id

1130139611

FIDE id

14387280

Date of birth

2013-01-28 (U14)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-12-20

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1355.4	1335.5	1384.1	1200
Raw rating	1328.4	1254.2	1384.1	1200
Weighted rating	1355.4	1335.5	1266.4	1200
Weighted performance	1257.7	1175.9	1334.1	0
Floor	921.7	903.9	884.1	700
K-factor	32	32	36	36
Min/Max rating change allowed	138.1	153.5	127.6	165.8
Highest rating	1431.4 2025-09-30	1403.9 2025-04-01	1384.1 2025-09-30	1200 2018-10-01
Highest raw rating	1421.7 2025-09-30	1403.9 2025-04-01	1384.1 2025-09-30	1200 2024-02-01
Highest weighted rating	1355.4 2026-01-01	1336.8 2025-09-30	1247.6 2024-06-01	1200 2018-10-01
Highest weighted performance	1431.4 2025-09-30	1403.9 2024-07-01	1379.9 2025-09-30	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0.2	-5.2	0	0
New rating	1355.6	1330.3	1384.1	1200
Analysis
Rating	1355.4	1335.5	1384.1	1200
Raw rating	1328.4	1254.2	1384.1	1200
Weighted rating	1355.4	1335.5	1266.4
Weighted performance	1257.7	1175.9	1334.1
K-factor	32	32	36	36
Floor	921.7	903.9	884.1	700
Max/Min rating change allowed	138.1	153.5	127.6	165.8
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	1328.4	1254.2	1384.1	1200
New weighted rating	1355.6	1330.3	1277.8	1200
New weighted performance	1249.3	1168	1324.7	0
Temp new rating	1355.6	1330.3	1384.1	1200
Temp new rating +/-	0.2	-5.2	0	0
Final new rating +/-	0.2	-5.2	0	0
New rating	1355.6	1330.3	1384.1	1200
New K-factor	32	32	36	36
New floor	921.7	903.9	884.1	700

Item	Main	Standard	Rapid
	0	0	0
	79	60	19
	76	61	15
	49	30	19
	44	38	6
	0	0	0
History	248	189	59

Games since
	Main 159	Standard 121		Rapid 38		Blitz 0
Gender	Male
Age group	U14
Region	Ekurhuleni (GE)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	1963		686		98
Male	1621		555		77
U14	304		104		18
U14 Male	228		74		12
Standard
	RSA		Province		Region
Overall	2699		985		143
Male	2164		792		116
U14	470		165		23
U14 Male	343		117		18
Rapid
	RSA		Province		Region
Overall	599		99		28
Male	512		79		17
U14	113		13		5
U14 Male	91		10		3
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	79	49	62.03	102.2	1295.7	1397.9
Standard	60	36	60	85	1277.7	1362.7
Rapid	19	13	68.42	156.6	1352.4	1509
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	248	135	54.44	37.7	1261.1	1298.8
Standard	189	102	53.97	33.7	1254.8	1288.5
Rapid	59	33	55.93	50.4	1281.1	1331.6
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1328.4	1254.2	1384.1	1200
2025-11-30	1421.7	1345.4	1384.1	1200
2025-11-01	1421.7	1345.4	1384.1	1200
2025-09-30	1421.7	1345.4	1384.1	1200
2025-09-01	1332.7	1319.5	1253.1	1200
2025-08-01	1375.6	1372	1246.4	1200
2025-07-01	1388.7	1384.5	1246.4	1200
2025-06-01	1391.5	1386.9	1246.4	1200
2025-05-01	1404.1	1403.9	1246.4	1200
2025-04-01	1401	1403.9	1202.1	1200
2025-03-01	1291.1	1301.6	1202.1	1200
2025-02-01	1284.8	1296.4	1200.7	1200
2025-01-01	1251	1249.4	1175.9	1200
2024-12-01	1342.4	1353.1	1175.9	1200
2024-11-01	1342.4	1353.1	1175.9	1200
2024-10-01	1329.3	1345.9	1175.9	1200
2024-09-01	1320.6	1354.9	1175.9	1200
2024-11-01	1320.6	1354.9	1175.9	1200
2024-07-01	1287.7	1303.2	1175.9	1200
2024-06-01	1236	1232.5	1227.4	1200
2024-05-01	1236	1232.5	1227.4	1200
2024-04-01	1233	1238.6	1227.4	1200
2024-03-01	1229.4	1238.6	1247.6	1200
2024-02-01	1229.4	1238.6	1247.6	1200

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	2025 Mzansi Individual Championships (U14 Open)	2025-12-17	2025-12-20	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
2	2025 Mzansi Inter Provincial Team Championships (U14 Open)	2025-12-15	2025-12-17	Standard	Nelson Mandela Bay (ENM)	6	5	0	Yes	Analysis
3	Gauteng Inter-Region at Emerald Resort 2025 (U14 Candidates)	2025-12-06	2025-12-07	Standard	Sedibeng (GSV)	5	0	0	No	Analysis
4	Ekurhuleni Trial 4 2025 (E)	2025-09-21	2025-09-21	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
5	East Rand Chess Club 2025 (C)	2025-09-06	2025-09-06	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
6	East Rand Chess Club 2025 (C)	2025-09-06	2025-09-06	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
7	Ekurhuleni Trials 2025 (E)	2025-07-26	2025-07-26	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
8	Edenvale Germiston Cluster Teams 2025 (U13)	2025-07-25	2025-07-25	Rapid	Ekurhuleni (GE)	6	4	2	Yes	Analysis
9	South African Open 2025 (U14 Open)	2025-07-03	2025-07-05	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
10	Ekurhuleni Trial 2 2025 (E)	2025-06-21	2025-06-21	Standard	Ekurhuleni (GE)	5	5	3.5	Yes	Analysis
11	Ekurhuleni North School District Finals 2025 (U13 Boys)	2025-06-14	2025-06-14	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
12	Ekurhuleni Trials 2025 (E)	2025-05-24	2025-05-24	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
13	East Rand Chess Club Open 2025 (C)	2025-05-03	2025-05-03	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
14	Chess Molecules Open Tournament 2025 (C)	2025-04-19	2025-04-19	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
15	Ekurhuleni Chess Open 2025 (D)	2025-03-15	2025-03-15	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
16	Edenvale Germiston Cluster 2025 (U13 Boys)	2025-03-08	2025-03-08	Standard	Ekurhuleni (GE)	5	5	5	Yes	Analysis
17	East Rand Chess Club Open 2025 (C)	2025-03-01	2025-03-01	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
18	Ekurhuleni/Springs Open 025 (U14)	2025-02-22	2025-02-22	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
19	CPH Primrose Open 2025 (C)	2025-02-08	2025-02-08	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
20	Mzansi Interprovincial Youth Chess Championships 2024 (U12 Open Combined)	2024-12-16	2024-12-19	Standard	Capricorn (LCP)	7	6	1	Yes	Analysis
21	East Rand Chess Year end Open 2024 (C)	2024-11-30	2024-11-30	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
22	CPH Boksburg Open 2024 (C)	2024-10-26	2024-10-26	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
23	Ekurhuleni Closed 2024 (U12)	2024-09-21	2024-09-21	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
24	Gauteng Schools Individuals Finals 2024 (U11 Boys)	2024-08-16	2024-08-16	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
25	Ekurhuleni Trails 2 2024 (U12)	2024-07-27	2024-07-27	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
26	EN Chess Club Winter Open 2024 (C)	2024-06-29	2024-06-29	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
27	Chess Molecules Open Chess Tournament 2024 (Grade 5-7)	2024-06-15	2024-06-15	Rapid	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
28	Boksburg Rapid 2024 (B)	2024-05-14	2024-06-11	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis
29	Ekurhuleni Trails 1 2024 (U12)	2024-06-01	2024-06-01	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
30	Ekurhuleni North Primary Schools District Individual Finals 2024 (U11 Boys)	2024-05-11	2024-05-11	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
31	Westwood Open 2024 (C)	2024-04-13	2024-04-13	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
32	Ekurhuleni Open 2024 (C)	2024-04-06	2024-04-06	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
33	CPH St Andrew's Rapid 2024 (B)	2024-03-30	2024-03-30	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis
34	2024 Gauteng Inter-Region Chess Championship (U12A)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	0.5	Yes	Analysis
35	Chess is My Lifestyle 2023 (Grade 3+4)	2023-12-21	2023-12-21	Rapid	Johannesburg Metro (GJM)	5	4	2	Yes	Analysis
36	CMR Chess Academy Summer Tournament 2023 (B)	2023-10-21	2023-10-21	Rapid	Ekurhuleni (GE)	5	5	3	Yes	Analysis
37	Chess Molecules Rapid 2023 (Grade 3+4)	2023-09-23	2023-09-23	Rapid	Ekurhuleni (GE)	5	5	4	Yes	Analysis
38	2023 Ekurhuleni North District Schools Finals (U11)	2023-07-29	2023-07-29	Standard	Ekurhuleni (GE)	5	5	4	Yes	Analysis
39	Boksburg Chess Club Rapid 2023	2023-06-20	2023-06-20	Rapid	Ekurhuleni (GE)	5	5	2	Yes	Analysis
40	Gauteng Open Arnold Classic 2023 (D)	2023-05-20	2023-05-20	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
41	Ekurhuleni North Schools Individual Finals 2023 (U11 Boys)	2023-05-12	2023-05-12	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
42	Ekurhuleni Trials 2 2023 (U12)	2023-04-22	2023-04-22	Standard	Ekurhuleni (GE)	5	5	3	Yes	Analysis
43	Ekhuruleni Chess Trials 1 2023 (U12)	2023-03-25	2023-03-25	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
44	Ekurhuleni Springs Open 4 March 2023 (D)	2023-03-04	2023-03-04	Standard	Ekurhuleni (GE)	5	5	2.5	Yes	Analysis
45	2022 South African Junior Team Chess Championships (U10 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	6	5	Yes	Analysis
46	ACB Tournament 2022 (B)	2022-10-08	2022-10-08	Standard	Ekurhuleni (GE)	5	5	1	Yes	Analysis
47	Ekurhuleni-North Schools Teams 2022 (U9)	2022-08-06	2022-08-06	Standard	Ekurhuleni (GE)	5	5	5	Yes	Analysis
48	Alberton Chess Club Open 2022 (D)	2022-07-16	2022-07-16	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
49	RMS Swiss For Rating of Players 2022 (U9)	2022-05-28	2022-05-28	Rapid	Ekurhuleni (GE)	7	6	3	Yes	Analysis
50	Ekurhuleni-North Schools Finals Indiv 2022 (U9 Boys)	2022-05-13	2022-05-13	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
51	Ekurhuleni Trials 1 2022 (U10)	2022-04-23	2022-04-23	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
52	ACB Premier 2022 (Primary School)	2022-03-19	2022-03-19	Standard	Ekurhuleni (GE)	5	4	1	Yes	Analysis
53	ACB Premier 2022 (U9)	2022-03-21	2022-03-21	Standard	Ekurhuleni (GE)	7	5	2.5	Yes	Analysis

#	Games	Start				End
1	7	Tournament East Rand Chess Club 2025				Tournament Ekurhuleni Trial 4 2025
		date 2025-09-06	rnd 4	type Rapid	result 1	date 2025-09-21	rnd 3	type Standard	result 1
		Opponent Monyane, B (Boikanyo)				Opponent Gelas, A (Asher)
2	7	Tournament East Rand Chess Club Open 2025				Tournament Ekurhuleni Chess Open 2025
		date 2025-03-01	rnd 5	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Theron, F (Francois)				Opponent Matamela, M (Mukovhe)
3	5	Tournament Ekurhuleni Trials 2025				Tournament East Rand Chess Club 2025
		date 2025-07-26	rnd 5	type Standard	result 1	date 2025-09-06	rnd 2	type Rapid	result 1
		Opponent Swanevelder, Z (Zianey)				Opponent De Cruz, A (Abigail)

#	Games	Start				End
1	7	Tournament East Rand Chess Club Open 2025				Tournament Ekurhuleni Chess Open 2025
		date 2025-03-01	rnd 5	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Theron, F (Francois)				Opponent Matamela, M (Mukovhe)
2	5	Tournament Ekurhuleni North School District Finals 2025				Tournament Ekurhuleni Trial 2 2025
		date 2025-06-14	rnd 4	type Standard	result 1	date 2025-06-21	rnd 3	type Standard	result 1
		Opponent Khalishwayo, X (Xolisani)				Opponent Gelas, A (Asher)
3	5	Tournament Gauteng Open Arnold Classic 2023				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-05-20	rnd 5	type Standard	result 1	date 2023-07-29	rnd 4	type Standard	result 1
		Opponent Labuschagne, G (Gian)				Opponent Van Der Walt, T (Tjaart)

#	Games	Start				End
1	4	Tournament Chess Molecules Rapid 2023				Tournament CMR Chess Academy Summer Tournament 2023
		date 2023-09-23	rnd 3	type Rapid	result 1	date 2023-10-21	rnd 1	type Rapid	result 1
		Opponent Phiri, B (Bokang)				Opponent Van Wyk, J (Jamanique)
2	2	Tournament East Rand Chess Club 2025				Tournament East Rand Chess Club 2025
		date 2025-09-06	rnd 4	type Rapid	result 1	date 2025-09-06	rnd 5	type Rapid	result 1
		Opponent Monyane, B (Boikanyo)				Opponent Venter, L (Luan)
3	2	Tournament East Rand Chess Club 2025				Tournament East Rand Chess Club 2025
		date 2025-09-06	rnd 1	type Rapid	result 1	date 2025-09-06	rnd 2	type Rapid	result 1
		Opponent Naidoo, A (Adelio)				Opponent De Cruz, A (Abigail)

No games found.

#	Games	Start				End

#	Games	Start				End
1	7	Tournament East Rand Chess Club Open 2025				Tournament Ekurhuleni Chess Open 2025
		date 2025-03-01	rnd 5	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Theron, F (Francois)				Opponent Matamela, M (Mukovhe)
2	5	Tournament Boksburg Chess Club Rapid 2023				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-06-20	rnd 5	type Rapid	result 1	date 2023-07-29	rnd 4	type Standard	result 1
		Opponent Britz, C (Caleb)				Opponent Van Der Walt, T (Tjaart)
3	5	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-06	rnd 1	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Botha, I (Isabella)				Opponent Ntuli, V (Vuxa)

#	Games	Start				End
1	7	Tournament East Rand Chess Club Open 2025				Tournament Ekurhuleni Chess Open 2025
		date 2025-03-01	rnd 5	type Standard	result 1	date 2025-03-15	rnd 1	type Standard	result 1
		Opponent Theron, F (Francois)				Opponent Matamela, M (Mukovhe)
2	5	Tournament Gauteng Open Arnold Classic 2023				Tournament 2023 Ekurhuleni North District Schools Finals
		date 2023-05-20	rnd 5	type Standard	result 1	date 2023-07-29	rnd 4	type Standard	result 1
		Opponent Labuschagne, G (Gian)				Opponent Van Der Walt, T (Tjaart)
3	5	Tournament Ekurhuleni-North Schools Teams 2022				Tournament Ekurhuleni-North Schools Teams 2022
		date 2022-08-06	rnd 1	type Standard	result 1	date 2022-08-06	rnd 5	type Standard	result 1
		Opponent Botha, I (Isabella)				Opponent Ntuli, V (Vuxa)

#	Games	Start				End
1	4	Tournament Chess Molecules Rapid 2023				Tournament CMR Chess Academy Summer Tournament 2023
		date 2023-09-23	rnd 3	type Rapid	result 1	date 2023-10-21	rnd 1	type Rapid	result 1
		Opponent Phiri, B (Bokang)				Opponent Van Wyk, J (Jamanique)
2	2	Tournament East Rand Chess Club 2025				Tournament East Rand Chess Club 2025
		date 2025-09-06	rnd 4	type Rapid	result 1	date 2025-09-06	rnd 5	type Rapid	result 1
		Opponent Monyane, B (Boikanyo)				Opponent Venter, L (Luan)
3	2	Tournament East Rand Chess Club 2025				Tournament East Rand Chess Club 2025
		date 2025-09-06	rnd 1	type Rapid	result 1	date 2025-09-06	rnd 2	type Rapid	result 1
		Opponent Naidoo, A (Adelio)				Opponent De Cruz, A (Abigail)

No games found.

#	Games	Start				End

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	Opperman ,N (Naude)	8	0	-425	6	0	-425	2	0	-425	0	0	0
1	Opperman ,N (Naude)	8	1469.9	1044.9	6	1412.7	1044.9	2	1437.8	1044.9	0	0	0
2	Buitendag ,D (Darius)	4	0.5	-318.8	4	0.5	-318.8	0	0	0	0	0	0
2	Buitendag ,D (Darius)	4	1349	1030.2	4	1338.7	1030.2	0	0	0	0	0	0
3	Sithole ,A (Adiel Ean)	4	0	-425	4	0	-425	0	0	0	0	0	0
3	Sithole ,A (Adiel Ean)	4	1449.8	1024.8	4	1429.8	1024.8	0	0	0	0	0	0
4	Theron ,F (Francois)	4	4	425	4	4	425	0	0	0	0	0	0
4	Theron ,F (Francois)	4	1177.3	1602.3	4	1167.4	1602.3	0	0	0	0	0	0
5	Swanevelder ,Z (Zianey)	4	4	425	4	4	425	0	0	0	0	0	0
5	Swanevelder ,Z (Zianey)	4	1105.5	1530.5	4	1081.2	1530.5	0	0	0	0	0	0
6	Mann ,L (Leane)	4	1	-212.5	2	0	-425	2	1	0	0	0	0
6	Mann ,L (Leane)	4	1296.4	1083.9	2	1369.9	871.4	2	1175.8	1296.4	0	0	0
7	Venter ,L (Luan)	4	4	425	1	1	425	3	3	425	0	0	0
7	Venter ,L (Luan)	4	1347.8	1772.8	1	1210.4	1772.8	3	1433.9	1772.8	0	0	0
8	Backhouse ,L (Leandre)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
8	Backhouse ,L (Leandre)	3	1218	1359.7	3	1160	1359.7	0	0	0	0	0	0
9	Gelas ,A (Asher)	3	3	425	3	3	425	0	0	0	0	0	0
9	Gelas ,A (Asher)	3	1240.5	1665.5	3	1245	1665.5	0	0	0	0	0	0
10	Benjamin ,L (Luyolo)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
10	Benjamin ,L (Luyolo)	3	1228.1	1511.4	3	1226.7	1511.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Jordaan, M (Mikijl)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms