Chess South Africa Ratings Database

PLAYER PAGE

Personal

Aldum, JP (Johannes Petrus)

Chess SA id

181000441

FIDE id

Date of birth

1981-03-18 (Adult)

Gender

Male

Region

Ekurhuleni (GE)

Citizen

RSA

Titles

CPA

Chess SA registered

Last active game

2022-02-05

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1389.7	1392	1456	1508
Raw rating	1389.7	1392	1456	1508
Weighted rating	1389.7	1392	1456	1507.8
Weighted performance	432.8	434.3	0	0
Floor	956	956	956	1008
K-factor	32	32	32	32
Min/Max rating change allowed	126.5	126.1	115.1	106.9
Highest rating	1456 2018-01-01	1456 2018-01-01	1456 2019-03-01	1508 2024-02-01
Highest raw rating	1456 2018-01-01	1456 2018-01-01	1456 2024-02-01	1508 2024-02-01
Highest weighted rating	1456 2018-01-01	1456 2018-01-01	1456 2019-03-01	1506.3 2025-08-01
Highest weighted performance	1330.6 2018-01-01	1330.6 2018-01-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1389.7	1392	1456	1508
Analysis
Rating	1389.7	1392	1456	1508
Raw rating	1389.7	1392	1456	1508
Weighted rating	1389.7	1392	1456
Weighted performance	432.8	434.3	0
K-factor	32	32	32	32
Floor	956	956	956	1008
Max/Min rating change allowed	126.5	126.1	115.1	106.9
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	1389.7	1392	1456	1508
New weighted rating	1389.7	1392	1456	1508
New weighted performance	424.8	426.3	0	0
Temp new rating	1389.7	1392	1456	1508
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1389.7	1392	1456	1508
New K-factor	32	32	32	32
New floor	956	956	956	1008

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	5	5	0	0
	0	0	0	0
History	86	48	32	6

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Ekurhuleni (GE)
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	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	31	10.5	33.87	-137.1	1472.6	1335.5
Standard	31	10.5	33.87	-137.1	1472.6	1335.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1389.7	1392	1456	1508
2025-09-30	1389.7	1392	1456	1508
2025-09-01	1389.7	1392	1456	1508
2025-08-01	1389.7	1392	1456	1508
2025-07-01	1389.7	1392	1456	1508
2025-06-01	1389.7	1392	1456	1508
2025-05-01	1389.7	1392	1456	1508
2025-04-01	1389.7	1392	1456	1508
2025-03-01	1389.7	1392	1456	1508
2025-02-01	1389.7	1392	1456	1508
2025-01-01	1389.7	1392	1456	1508
2024-12-01	1389.7	1392	1456	1508
2024-11-01	1389.7	1392	1456	1508
2024-10-01	1389.7	1392	1456	1508
2024-09-01	1389.7	1392	1456	1508
2024-08-01	1389.7	1392	1456	1508
2024-07-01	1389.7	1392	1456	1508
2024-09-01	1389.7	1392	1456	1508
2024-05-01	1389.7	1392	1456	1508
2024-04-01	1389.7	1392	1456	1508
2024-03-01	1389.7	1392	1456	1508
2024-02-01	1389.7	1392	1456	1508
2024-01-01	1389.7	1392	1456	1508
2023-12-01	1389.7	1392	1456	1456

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	Heidelberg Open 2022 (A)	2022-02-05	2022-02-05	Standard	Sedibeng (GSV)	5	5	2	Yes	Analysis
2	Heidelberg Open 2020 (Prestige)	2020-01-31	2020-02-02	Standard	Sedibeng (GSV)	5	4	0	Yes	Analysis
3	Primrose Chess Club Open 2019 (A)	2019-04-13	2019-04-13	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
4	Witfield Open 2018 (B)	2018-07-21	2018-07-21	Standard	Ekurhuleni (GE)	5	5	2	Yes	Analysis
5	Elspark Open 2018 (A)	2018-02-10	2018-02-10	Standard	Ekurhuleni (GE)	5	5	1.5	Yes	Analysis
6	South African Inter Regional Championships 2017	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	3	Yes	Analysis

#	Games	Start				End
1	3	Tournament South African Inter Regional Championships 2017				Tournament South African Inter Regional Championships 2017
		date 2018-01-11	rnd 5	type Standard	result 1	date 2018-01-12	rnd 7	type Standard	result 1
		Opponent Louw, IL (Isaac)				Opponent Mogotsi, T (Thapelo Daniel)
2	2	Tournament Heidelberg Open 2022				Tournament Heidelberg Open 2022
		date 2022-02-05	rnd 2	type Standard	result 1	date 2022-02-05	rnd 3	type Standard	result 1
		Opponent Mokwena, K (Kole)				Opponent Mungal, Z (Zoey)
3	2	Tournament Primrose Chess Club Open 2019				Tournament Primrose Chess Club Open 2019
		date 2019-04-13	rnd 4	type Standard	result 0.5	date 2019-04-13	rnd 5	type Standard	result 1
		Opponent Singh, N (Nimai)				Opponent Sithole, ML (Mfanimpela)

#	Games	Start				End
1	3	Tournament South African Inter Regional Championships 2017				Tournament South African Inter Regional Championships 2017
		date 2018-01-11	rnd 5	type Standard	result 1	date 2018-01-12	rnd 7	type Standard	result 1
		Opponent Louw, IL (Isaac)				Opponent Mogotsi, T (Thapelo Daniel)
2	2	Tournament Heidelberg Open 2022				Tournament Heidelberg Open 2022
		date 2022-02-05	rnd 2	type Standard	result 1	date 2022-02-05	rnd 3	type Standard	result 1
		Opponent Mokwena, K (Kole)				Opponent Mungal, Z (Zoey)
3	2	Tournament Primrose Chess Club Open 2019				Tournament Primrose Chess Club Open 2019
		date 2019-04-13	rnd 4	type Standard	result 0.5	date 2019-04-13	rnd 5	type Standard	result 1
		Opponent Singh, N (Nimai)				Opponent Sithole, ML (Mfanimpela)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	2	Tournament Heidelberg Open 2022				Tournament Heidelberg Open 2022
		date 2022-02-05	rnd 2	type Standard	result 1	date 2022-02-05	rnd 3	type Standard	result 1
		Opponent Mokwena, K (Kole)				Opponent Mungal, Z (Zoey)
2	2	Tournament Witfield Open 2018				Tournament Witfield Open 2018
		date 2018-07-21	rnd 1	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Kushar, T (Tristan)				Opponent Steyn, D (Dian)
3	1	Tournament Primrose Chess Club Open 2019				Tournament Primrose Chess Club Open 2019
		date 2019-04-13	rnd 5	type Standard	result 1	date 2019-04-13	rnd 5	type Standard	result 1
		Opponent Sithole, ML (Mfanimpela)				Opponent Sithole, ML (Mfanimpela)

#	Games	Start				End
1	2	Tournament Heidelberg Open 2022				Tournament Heidelberg Open 2022
		date 2022-02-05	rnd 2	type Standard	result 1	date 2022-02-05	rnd 3	type Standard	result 1
		Opponent Mokwena, K (Kole)				Opponent Mungal, Z (Zoey)
2	2	Tournament Witfield Open 2018				Tournament Witfield Open 2018
		date 2018-07-21	rnd 1	type Standard	result 1	date 2018-07-21	rnd 2	type Standard	result 1
		Opponent Kushar, T (Tristan)				Opponent Steyn, D (Dian)
3	1	Tournament Primrose Chess Club Open 2019				Tournament Primrose Chess Club Open 2019
		date 2019-04-13	rnd 5	type Standard	result 1	date 2019-04-13	rnd 5	type Standard	result 1
		Opponent Sithole, ML (Mfanimpela)				Opponent Sithole, ML (Mfanimpela)

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	Du Plessis ,JAK (Jan)	2	1	0	2	1	0	0	0	0	0	0	0
1	Du Plessis ,JAK (Jan)	2	1464.2	1464.2	2	1465.8	1464.2	0	0	0	0	0	0
2	Mmoneng ,PL (Patrick Lekhethe)	2	0	-425	2	0	-425	0	0	0	0	0	0
2	Mmoneng ,PL (Patrick Lekhethe)	2	1755.7	1330.7	2	1748.3	1330.7	0	0	0	0	0	0
3	Matseme ,TS (Tshepo)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Matseme ,TS (Tshepo)	2	1808.8	1383.8	2	1803.7	1383.8	0	0	0	0	0	0
4	Mboyisa ,N (Ndumiso)	2	0	-425	2	0	-425	0	0	0	0	0	0
4	Mboyisa ,N (Ndumiso)	2	1007.5	582.5	2	1013.3	582.5	0	0	0	0	0	0
5	Molebatsi ,TB (Teboho Benedict)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Molebatsi ,TB (Teboho Benedict)	1	1688.7	1263.7	1	1688.7	1263.7	0	0	0	0	0	0
6	Mokwena ,K (Kole)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mokwena ,K (Kole)	1	1554.8	1979.8	1	1572.2	1979.8	0	0	0	0	0	0
7	Tlale ,T (Tshepang)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Tlale ,T (Tshepang)	1	1876	1451	1	1876	1451	0	0	0	0	0	0
8	Kushar ,T (Tristan)	1	1	425	1	1	425	0	0	0	0	0	0
8	Kushar ,T (Tristan)	1	1190.9	1615.9	1	1195	1615.9	0	0	0	0	0	0
9	Higgins ,F (Franco)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Higgins ,F (Franco)	1	1237.1	812.1	1	1265.1	812.1	0	0	0	0	0	0
10	Magagula ,R (Raymond)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Magagula ,R (Raymond)	1	1754.7	1329.7	1	1768.9	1329.7	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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PLAYER PAGE

Personal

Aldum, JP (Johannes Petrus)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms