Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mashilo, J (Jacob)

Chess SA id

197085249

FIDE id

Date of birth

1997-01-15 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1705.8	1723.1	1292.5	1200
Raw rating	1705.8	1723.1	1292.5	1200
Weighted rating	1694.5	1704.9	1245.3	1200
Weighted performance	1458.2	0	0	0
Floor	1205.8	1223.1	792.5	700
K-factor	28	28	36	36
Min/Max rating change allowed	80.7	78.7	145.3	165.8
Highest rating	1705.8 2025-06-01	1723.1 2025-06-01	1292.5 2025-04-01	1200 2018-10-01
Highest raw rating	1705.8 2025-06-01	1723.1 2025-06-01	1292.5 2025-04-01	1200 2024-02-01
Highest weighted rating	1687.3 2025-08-01	1696.2 2025-08-01	1233.9 2025-08-01	1200 2018-10-01
Highest weighted performance	1655.4 2019-12-01	1650.6 2019-12-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1705.8	1723.1	1292.5	1200
Analysis
Rating	1705.8	1723.1	1292.5	1200
Raw rating	1705.8	1723.1	1292.5	1200
Weighted rating	1694.5	1704.9	1245.3
Weighted performance	1458.2	0	0
K-factor	28	28	36	36
Floor	1205.8	1223.1	792.5	700
Max/Min rating change allowed	80.7	78.7	145.3	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	1705.8	1723.1	1292.5	1200
New weighted rating	1696.9	1708	1250.6	1200
New weighted performance	1457.6	0	0	0
Temp new rating	1705.8	1723.1	1292.5	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1705.8	1723.1	1292.5	1200
New K-factor	28	28	36	36
New floor	1205.8	1223.1	792.5	700

Item	Main	Standard	Rapid
	0	0	0
	15	5	10
	0	0	0
	7	7	0
	0	0	0
	0	0	0
History	51	41	10

Games since
	Main 15	Standard 5		Rapid 10		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	15	10.5	70	170	1545.6	1715.6
Standard	5	4.5	90	340	1498.9	1838.9
Rapid	10	6	60	85	1568.9	1653.9
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	40	28	70	170	1496.9	1666.9
Standard	30	22	73.33	198.3	1472.9	1671.3
Rapid	10	6	60	85	1568.9	1653.9
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1705.8	1723.1	1292.5	1200
2025-09-01	1705.8	1723.1	1292.5	1200
2025-08-01	1705.8	1723.1	1292.5	1200
2025-07-01	1705.8	1723.1	1292.5	1200
2025-06-01	1705.8	1723.1	1292.5	1200
2025-05-01	1685.5	1698	1292.5	1200
2025-04-01	1685.5	1698	1292.5	1200
2025-03-01	1693	1698	1200	1200
2025-02-01	1693	1698	1200	1200
2025-01-01	1693	1698	1200	1200
2024-12-01	1693	1698	1200	1200
2024-11-01	1693	1698	1200	1200
2024-10-01	1693	1698	1200	1200
2024-09-01	1693	1698	1200	1200
2024-08-01	1693	1698	1200	1200
2024-07-01	1693	1698	1200	1200
2024-06-01	1693	1698	1200	1200
2024-08-01	1693	1698	1200	1200
2024-04-01	1693	1698	1200	1200
2024-03-01	1693	1698	1200	1200
2024-02-01	1693	1698	1200	1200
2024-01-01	1693	1698	1200	1200
2023-12-01	1464.9	1471.9	1200	1200
2023-11-01	1464.9	1471.9	1200	1200

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	CPH May 2025 (B)	2025-05-03	2025-05-03	Standard	Johannesburg Metro (GJM)	5	5	4.5	Yes	Analysis
2	Lawley Chess tournament 2nd 2025	2025-03-28	2025-03-28	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
3	Chess Power House March Open 2025 (A)	2025-03-22	2025-03-22	Standard	Johannesburg Metro (GJM)	5	0	0	No	Analysis
4	2nd Capricorn Open 2025 (Open)	2025-03-01	2025-03-01	Rapid	Capricorn (LCP)	6	5	3	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	CPH May 2025 (B)	2025-05-03	2025-05-03	Standard	Johannesburg Metro (GJM)	5	5	4.5	Yes	Analysis
2	Lawley Chess tournament 2nd 2025	2025-03-28	2025-03-28	Rapid	Johannesburg Metro (GJM)	5	5	3	Yes	Analysis
3	Chess Power House March Open 2025 (A)	2025-03-22	2025-03-22	Standard	Johannesburg Metro (GJM)	5	0	0	No	Analysis
4	2nd Capricorn Open 2025 (Open)	2025-03-01	2025-03-01	Rapid	Capricorn (LCP)	6	5	3	Yes	Analysis
5	2023 Thomas Lechelele North West Open (Presige)	2023-09-15	2023-09-16	Standard	Dr Kenneth Kaunda (NWP)	7	7	5.5	Yes	Analysis
6	Emalahleni Spring Open 2023 (A)	2023-09-22	2023-09-23	Standard	Ngaka Modiri Molema (NNM)	6	0	0	No	Analysis
7	2019 USSA Championships (Open)	2019-12-02	2019-12-06	Standard	Sarah Baartman (ESB)	9	9	7	Yes	Analysis
8	2018 USSA Championship (Open)	2018-07-02	2018-07-06	Standard	Gert Sibande (MGS)	9	9	5	Yes	Analysis

#	Games	Start				End
1	6	Tournament 2023 Thomas Lechelele North West Open				Tournament 2nd Capricorn Open 2025
		date 2023-09-16	rnd 3	type Standard	result 1	date 2025-03-01	rnd 1	type Rapid	result 1
		Opponent Mosetlhi, DP (David)				Opponent Moraba, R (Reabetswe)
2	5	Tournament CPH May 2025				Tournament CPH May 2025
		date 2025-05-03	rnd 1	type Standard	result 1	date 2025-05-03	rnd 5	type Standard	result 0.5
		Opponent Sadalla, J (Johnny)				Opponent Ngobeni, V (Vusi)
3	3	Tournament Lawley Chess tournament 2nd 2025				Tournament Lawley Chess tournament 2nd 2025
		date 2025-03-28	rnd 2	type Rapid	result 1	date 2025-03-28	rnd 4	type Rapid	result 1
		Opponent Majola, S (Sifiso)				Opponent Vinger, SD (Sentoedi)

#	Games	Start				End
1	10	Tournament 2023 Thomas Lechelele North West Open				Tournament CPH May 2025
		date 2023-09-16	rnd 3	type Standard	result 1	date 2025-05-03	rnd 5	type Standard	result 0.5
		Opponent Mosetlhi, DP (David)				Opponent Ngobeni, V (Vusi)
2	3	Tournament 2019 USSA Championships				Tournament 2023 Thomas Lechelele North West Open
		date 2019-12-06	rnd 8	type Standard	result 1	date 2023-09-15	rnd 1	type Standard	result 1
		Opponent Ngcongo, M (Minenhle)				Opponent Phaahla, I (Innocent)
3	3	Tournament 2019 USSA Championships				Tournament 2019 USSA Championships
		date 2019-12-03	rnd 4	type Standard	result 1	date 2019-12-05	rnd 6	type Standard	result 1
		Opponent Salem, A (Abdarahim)				Opponent Hansen, MW (Marcques)

#	Games	Start				End
1	3	Tournament Lawley Chess tournament 2nd 2025				Tournament Lawley Chess tournament 2nd 2025
		date 2025-03-28	rnd 2	type Rapid	result 1	date 2025-03-28	rnd 4	type Rapid	result 1
		Opponent Majola, S (Sifiso)				Opponent Vinger, SD (Sentoedi)
2	2	Tournament 2nd Capricorn Open 2025				Tournament 2nd Capricorn Open 2025
		date 2025-03-01	rnd 4	type Rapid	result 1	date 2025-03-01	rnd 5	type Rapid	result 1
		Opponent Tebeila, S (Seopo)				Opponent Rampfumedzi, M (Mulanga)
3	1	Tournament 2nd Capricorn Open 2025				Tournament 2nd Capricorn Open 2025
		date 2025-03-01	rnd 1	type Rapid	result 1	date 2025-03-01	rnd 1	type Rapid	result 1
		Opponent Moraba, R (Reabetswe)				Opponent Moraba, R (Reabetswe)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament CPH May 2025				Tournament CPH May 2025
		date 2025-05-03	rnd 1	type Standard	result 1	date 2025-05-03	rnd 4	type Standard	result 1
		Opponent Sadalla, J (Johnny)				Opponent Shaik, M (Muhaimin)
2	3	Tournament Lawley Chess tournament 2nd 2025				Tournament Lawley Chess tournament 2nd 2025
		date 2025-03-28	rnd 2	type Rapid	result 1	date 2025-03-28	rnd 4	type Rapid	result 1
		Opponent Majola, S (Sifiso)				Opponent Vinger, SD (Sentoedi)
3	3	Tournament 2023 Thomas Lechelele North West Open				Tournament 2023 Thomas Lechelele North West Open
		date 2023-09-16	rnd 3	type Standard	result 1	date 2023-09-16	rnd 5	type Standard	result 1
		Opponent Mosetlhi, DP (David)				Opponent Motlhanke, D (Ditebogo)

#	Games	Start				End
1	5	Tournament 2023 Thomas Lechelele North West Open				Tournament CPH May 2025
		date 2023-09-16	rnd 7	type Standard	result 1	date 2025-05-03	rnd 4	type Standard	result 1
		Opponent Lemme, T (Tumelo)				Opponent Shaik, M (Muhaimin)
2	3	Tournament 2023 Thomas Lechelele North West Open				Tournament 2023 Thomas Lechelele North West Open
		date 2023-09-16	rnd 3	type Standard	result 1	date 2023-09-16	rnd 5	type Standard	result 1
		Opponent Mosetlhi, DP (David)				Opponent Motlhanke, D (Ditebogo)
3	3	Tournament 2019 USSA Championships				Tournament 2023 Thomas Lechelele North West Open
		date 2019-12-06	rnd 8	type Standard	result 1	date 2023-09-15	rnd 1	type Standard	result 1
		Opponent Ngcongo, M (Minenhle)				Opponent Phaahla, I (Innocent)

#	Games	Start				End
1	3	Tournament Lawley Chess tournament 2nd 2025				Tournament Lawley Chess tournament 2nd 2025
		date 2025-03-28	rnd 2	type Rapid	result 1	date 2025-03-28	rnd 4	type Rapid	result 1
		Opponent Majola, S (Sifiso)				Opponent Vinger, SD (Sentoedi)
2	2	Tournament 2nd Capricorn Open 2025				Tournament 2nd Capricorn Open 2025
		date 2025-03-01	rnd 4	type Rapid	result 1	date 2025-03-01	rnd 5	type Rapid	result 1
		Opponent Tebeila, S (Seopo)				Opponent Rampfumedzi, M (Mulanga)
3	1	Tournament 2nd Capricorn Open 2025				Tournament 2nd Capricorn Open 2025
		date 2025-03-01	rnd 1	type Rapid	result 1	date 2025-03-01	rnd 1	type Rapid	result 1
		Opponent Moraba, R (Reabetswe)				Opponent Moraba, R (Reabetswe)

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	Fakude ,HM (Hopewell Mongezi)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Fakude ,HM (Hopewell Mongezi)	1	1740.7	1315.7	1	1744	1315.7	0	0	0	0	0	0
2	Kgopane ,TE (Thabo)	1	1	425	1	1	425	0	0	0	0	0	0
2	Kgopane ,TE (Thabo)	1	1123.1	1548.1	1	1116.4	1548.1	0	0	0	0	0	0
3	Chabalala ,W (Whisper)	1	1	425	1	1	425	0	0	0	0	0	0
3	Chabalala ,W (Whisper)	1	1688	2113	1	1678.1	2113	0	0	0	0	0	0
4	Phaahla ,I (Innocent)	1	1	425	1	1	425	0	0	0	0	0	0
4	Phaahla ,I (Innocent)	1	1239.4	1664.4	1	1249	1664.4	0	0	0	0	0	0
5	Zikode ,T (Thulani)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Zikode ,T (Thulani)	1	1236	811	1	1240.1	811	0	0	0	0	0	0
6	Mantati ,SV (Sebei Victor)	1	1	425	1	1	425	0	0	0	0	0	0
6	Mantati ,SV (Sebei Victor)	1	1689.5	2114.5	1	1693.8	2114.5	0	0	0	0	0	0
7	Khosa ,A (Alex)	1	1	425	1	1	425	0	0	0	0	0	0
7	Khosa ,A (Alex)	1	1336.2	1761.2	1	1352.8	1761.2	0	0	0	0	0	0
8	Motlhamke ,D (Ditebogo)	1	1	425	1	1	425	0	0	0	0	0	0
8	Motlhamke ,D (Ditebogo)	1	1437.3	1862.3	1	1431.4	1862.3	0	0	0	0	0	0
9	Khawula ,W (Welile)	1	1	425	1	1	425	0	0	0	0	0	0
9	Khawula ,W (Welile)	1	1087.2	1512.2	1	1087.2	1512.2	0	0	0	0	0	0
10	Willenberg ,SC (Shane Clayton)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Willenberg ,SC (Shane Clayton)	1	1795.2	1370.2	1	1795.2	1370.2	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Mashilo, J (Jacob)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms