Chess South Africa Ratings Database

PLAYER PAGE

Personal

Jordaan, J (Janro)

Chess SA id

1130152424

FIDE id

Date of birth

2013-11-25 (U14)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-04-12

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1144.7	1132.7	1200	1200
Raw rating	1144.7	1132.7	1200	1200
Weighted rating	1144.6	1132.6	1200	1200
Weighted performance	0	0	0	0
Floor	700	700	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	179.4	182.5	165.8	165.8
Highest rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01
Highest weighted rating	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1200 2019-12-01	1200 2019-12-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1144.7	1132.7	1200	1200
Analysis
Rating	1144.7	1132.7	1200	1200
Raw rating	1144.7	1132.7	1200	1200
Weighted rating	1144.6	1132.6	1200
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	700	700	700	700
Max/Min rating change allowed	179.4	182.5	165.8	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	1144.7	1132.7	1200	1200
New weighted rating	1144.6	1132.6	1200	1200
New weighted performance	0	0	0	0
Temp new rating	1144.7	1132.7	1200	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1144.7	1132.7	1200	1200
New K-factor	36	36	36	36
New floor	700	700	700	700

Item	Main	Standard
	0	0
	14	14
	0	0
	5	5
	0	0
	0	0
History	19	19

Games since
	Main 14	Standard 14		Rapid 0		Blitz 0
Gender	Male
Age group	U14
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
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	14	3	21.43	-242.9	1253.2	1010.4
Standard	14	3	21.43	-242.9	1253.2	1010.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	19	4	21.05	-246.1	1230.4	984.4
Standard	19	4	21.05	-246.1	1230.4	984.4
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1144.7	1132.7	1200	1200
2025-11-30	1144.7	1132.7	1200	1200
2025-11-01	1144.7	1132.7	1200	1200
2025-09-30	1144.7	1132.7	1200	1200
2025-09-01	1144.7	1132.7	1200	1200
2025-08-01	1144.7	1132.7	1200	1200
2025-07-01	1144.7	1132.7	1200	1200
2025-06-01	1144.6	1132.6	1200	1200
2025-05-01	1143.3	1131	1200	1200
2025-04-01	1143.3	1131.3	1200	1200
2025-03-01	1143.2	1130.9	1200	1200
2025-02-01	1145.2	1133.2	1200	1200
2025-01-01	1145.2	1133.2	1200	1200
2024-12-01	1145.2	1133.2	1200	1200
2024-11-01	1145.2	1133.2	1200	1200
2024-10-01	1145.2	1133.2	1200	1200
2024-09-01	1145.2	1133.2	1200	1200
2024-11-01	1145.2	1133.2	1200	1200
2024-07-01	1145.2	1133.2	1200	1200
2024-06-01	1145.2	1133.2	1200	1200
2024-05-01	1145.2	1133.2	1200	1200
2024-04-01	1145.2	1133.2	1200	1200
2024-03-01	1145.2	1133.2	1200	1200
2024-02-01	1145.2	1133.2	1200	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	NMB 3rd Trials 2025 (U14)	2025-04-11	2025-04-12	Standard	Nelson Mandela Bay (ENM)	6	3	0	Yes	Analysis
2	NMB 2nd Trials 2025 (U12)	2025-03-07	2025-03-08	Standard	Nelson Mandela Bay (ENM)	6	6	2	Yes	Analysis
3	Pearson High Chess Festival 2025 (C)	2025-02-21	2025-02-22	Standard	Nelson Mandela Bay (ENM)	5	5	1	Yes	Analysis
4	NMB 2nd Trials 2023 (U12)	2023-03-24	2023-03-25	Standard	Nelson Mandela Bay (ENM)	6	5	1	Yes	Analysis

#	Games	Start				End
1	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 6	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Jonck, W (Wihan)				Opponent Jonck, W (Wihan)
2	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Geyer, M (Mia)				Opponent Geyer, M (Mia)
3	1	Tournament Pearson High Chess Festival 2025				Tournament Pearson High Chess Festival 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 2	type Standard	result 1
		Opponent Madikane, A (Alime)				Opponent Madikane, A (Alime)

#	Games	Start				End
1	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 6	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Jonck, W (Wihan)				Opponent Jonck, W (Wihan)
2	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Geyer, M (Mia)				Opponent Geyer, M (Mia)
3	1	Tournament Pearson High Chess Festival 2025				Tournament Pearson High Chess Festival 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 2	type Standard	result 1
		Opponent Madikane, A (Alime)				Opponent Madikane, A (Alime)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 6	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Jonck, W (Wihan)				Opponent Jonck, W (Wihan)
2	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Geyer, M (Mia)				Opponent Geyer, M (Mia)
3	1	Tournament Pearson High Chess Festival 2025				Tournament Pearson High Chess Festival 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 2	type Standard	result 1
		Opponent Madikane, A (Alime)				Opponent Madikane, A (Alime)

#	Games	Start				End
1	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 6	type Standard	result 1	date 2025-03-08	rnd 6	type Standard	result 1
		Opponent Jonck, W (Wihan)				Opponent Jonck, W (Wihan)
2	1	Tournament NMB 2nd Trials 2025				Tournament NMB 2nd Trials 2025
		date 2025-03-08	rnd 4	type Standard	result 1	date 2025-03-08	rnd 4	type Standard	result 1
		Opponent Geyer, M (Mia)				Opponent Geyer, M (Mia)
3	1	Tournament Pearson High Chess Festival 2025				Tournament Pearson High Chess Festival 2025
		date 2025-02-21	rnd 2	type Standard	result 1	date 2025-02-21	rnd 2	type Standard	result 1
		Opponent Madikane, A (Alime)				Opponent Madikane, A (Alime)

No games found.

#	Games	Start				End

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	Sonti ,K (Khwezi)	2	1	0	2	1	0	0	0	0	0	0	0
1	Sonti ,K (Khwezi)	2	1259.1	1259.1	2	1247.8	1259.1	0	0	0	0	0	0
2	Wimble ,M (Matthew)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Wimble ,M (Matthew)	1	1197.8	772.8	1	1197.5	772.8	0	0	0	0	0	0
3	Madikane ,A (Alime)	1	1	425	1	1	425	0	0	0	0	0	0
3	Madikane ,A (Alime)	1	1203.5	1628.5	1	1198.2	1628.5	0	0	0	0	0	0
4	Borriero ,L (Luca)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Borriero ,L (Luca)	1	1176	751	1	1170.7	751	0	0	0	0	0	0
5	Bownes ,F (Fabian)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Bownes ,F (Fabian)	1	1275.7	850.7	1	1269.7	850.7	0	0	0	0	0	0
6	Allers ,R (Rhys)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Allers ,R (Rhys)	1	1177.1	752.1	1	1173.2	752.1	0	0	0	0	0	0
7	Adams ,C (Ciara)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Adams ,C (Ciara)	1	1195	770	1	1207.8	770	0	0	0	0	0	0
8	Van Greunen ,W (Willem)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Greunen ,W (Willem)	1	1310.5	885.5	1	1319.4	885.5	0	0	0	0	0	0
9	George ,P (Panashe)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	George ,P (Panashe)	1	1337.6	912.6	1	1321.3	912.6	0	0	0	0	0	0
10	Grobler ,M (Mia)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Grobler ,M (Mia)	1	1330.8	905.8	1	1356.5	905.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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Statistics

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PLAYER PAGE

Personal

Jordaan, J (Janro)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms