Chess South Africa Ratings Database

PLAYER PAGE

Personal

Ndlovu, P (Portia)

Chess SA id

298070386

FIDE id

Date of birth

1998-09-30 (Adult)

Gender

Female

Region

Johannesburg Metro (GJM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-12-06

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	958	983.8	500	500
Raw rating	958	983.8	500	500
Weighted rating	957.3	983.1	500	500
Weighted performance	0	0	0	0
Floor	500	500	500	500
K-factor	40	40	40	40
Min/Max rating change allowed	234.1	225.6	449.5	449.5
Highest rating	1200 2018-01-01	1200 2018-01-01	1200 2024-02-01	1200 2024-02-01
Highest raw rating	958 2024-02-01	983.8 2024-02-01	500 2024-02-01	500 2024-02-01
Highest weighted rating	958 2024-11-01	983.8 2024-11-01	500 2024-11-01	500 2024-11-01
Highest weighted performance	1200 2018-01-01	1200 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	958	983.8	500	500
Analysis
Rating	958	983.8	500	500
Raw rating	958	983.8	500	500
Weighted rating	957.3	983.1	500
Weighted performance	0	0	0
K-factor	40	40	40	40
Floor	500	500	500	500
Max/Min rating change allowed	234.1	225.6	449.5	449.5
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	958	983.8	500	500
New weighted rating	957.8	983.5	500	500
New weighted performance	0	0	0	0
Temp new rating	958	983.8	500	500
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	958	983.8	500	500
New K-factor	40	40	40	40
New floor	500	500	500	500

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	38	38

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Johannesburg Metro (GJM)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
Adult	-1		-1		-1
Adult Female	-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	23	12	52.17	18.5	1097.6	1116.1
Standard	23	12	52.17	18.5	1097.6	1116.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	958	983.8	500	500
2025-09-01	958	983.8	500	500
2025-08-01	958	983.8	500	500
2025-07-01	958	983.8	500	500
2025-06-01	958	983.8	500	500
2025-05-01	958	983.8	500	500
2025-04-01	958	983.8	500	500
2025-03-01	958	983.8	500	500
2025-02-01	958	983.8	500	500
2025-01-01	958	983.8	500	500
2024-12-01	958	983.8	500	500
2024-11-01	958	983.8	500	500
2024-10-01	958	983.8	500	500
2024-09-01	958	983.8	500	500
2024-08-01	958	983.8	500	500
2024-07-01	958	983.8	500	500
2024-06-01	958	983.8	500	500
2024-08-01	958	983.8	500	500
2024-04-01	958	983.8	500	500
2024-03-01	958	983.8	500	500
2024-02-01	958	983.8	500	500
2024-01-01	958	983.8	500	500
2023-12-01	888.3	919.6	500	500
2023-11-01	888.3	919.6	500	500

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	2019 USSA Championships (Women)	2019-12-02	2019-12-06	Standard	Sarah Baartman (ESB)	9	9	5.5	Yes	Analysis
2	Outpost 2nd Open 2018 (C)	2018-08-25	2018-08-25	Standard	Johannesburg Metro (GJM)	5	5	2	Yes	Analysis
3	2018 USSA Championship (Ladies)	2018-07-02	2018-07-06	Standard	Gert Sibande (MGS)	9	9	4.5	Yes	Analysis

#	Games	Start				End
1	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 Mundama, CK (Celima)				Opponent Matjokotja, K (Kabelo)
2	3	Tournament Outpost 2nd Open 2018				Tournament 2019 USSA Championships
		date 2018-08-25	rnd 5	type Standard	result 1	date 2019-12-02	rnd 2	type Standard	result 1
		Opponent Naidoo, K (Kajol)				Opponent Alex, A (Anusha)
3	2	Tournament 2018 USSA Championship				Tournament Outpost 2nd Open 2018
		date 2018-07-06	rnd 9	type Standard	result 0.5	date 2018-08-25	rnd 1	type Standard	result 1
		Opponent Qutwa, O (Onikayo)				Opponent Van Zyl, B (Benjamin)

#	Games	Start				End
1	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 Mundama, CK (Celima)				Opponent Matjokotja, K (Kabelo)
2	3	Tournament Outpost 2nd Open 2018				Tournament 2019 USSA Championships
		date 2018-08-25	rnd 5	type Standard	result 1	date 2019-12-02	rnd 2	type Standard	result 1
		Opponent Naidoo, K (Kajol)				Opponent Alex, A (Anusha)
3	2	Tournament 2018 USSA Championship				Tournament Outpost 2nd Open 2018
		date 2018-07-06	rnd 9	type Standard	result 0.5	date 2018-08-25	rnd 1	type Standard	result 1
		Opponent Qutwa, O (Onikayo)				Opponent Van Zyl, B (Benjamin)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	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 Mundama, CK (Celima)				Opponent Matjokotja, K (Kabelo)
2	3	Tournament Outpost 2nd Open 2018				Tournament 2019 USSA Championships
		date 2018-08-25	rnd 5	type Standard	result 1	date 2019-12-02	rnd 2	type Standard	result 1
		Opponent Naidoo, K (Kajol)				Opponent Alex, A (Anusha)
3	2	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-05	rnd 6	type Standard	result 1	date 2018-07-05	rnd 7	type Standard	result 1
		Opponent Gaobusiwe, R (Remofilwe)				Opponent Babb, I (India)

#	Games	Start				End
1	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 Mundama, CK (Celima)				Opponent Matjokotja, K (Kabelo)
2	3	Tournament Outpost 2nd Open 2018				Tournament 2019 USSA Championships
		date 2018-08-25	rnd 5	type Standard	result 1	date 2019-12-02	rnd 2	type Standard	result 1
		Opponent Naidoo, K (Kajol)				Opponent Alex, A (Anusha)
3	2	Tournament 2018 USSA Championship				Tournament 2018 USSA Championship
		date 2018-07-05	rnd 6	type Standard	result 1	date 2018-07-05	rnd 7	type Standard	result 1
		Opponent Gaobusiwe, R (Remofilwe)				Opponent Babb, I (India)

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	Mpofu ,N (Nobuhle)	1	1	425	1	1	425	0	0	0	0	0	0
1	Mpofu ,N (Nobuhle)	1	1028.5	1453.5	1	1041.8	1453.5	0	0	0	0	0	0
2	Singh ,P (Pragna)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Singh ,P (Pragna)	1	1231.7	806.7	1	1223.9	806.7	0	0	0	0	0	0
3	Sikakane ,A (Amanda)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
3	Sikakane ,A (Amanda)	1	1299.6	1299.6	1	1273.8	1299.6	0	0	0	0	0	0
4	French ,T (Tristan)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	French ,T (Tristan)	1	1208.3	783.3	1	1210.4	783.3	0	0	0	0	0	0
5	Mkhize ,N (Nomthandazo)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Mkhize ,N (Nomthandazo)	1	1197.2	772.2	1	1189.1	772.2	0	0	0	0	0	0
6	Naidoo ,K (Kajol)	1	1	425	1	1	425	0	0	0	0	0	0
6	Naidoo ,K (Kajol)	1	1270.2	1695.2	1	1270.3	1695.2	0	0	0	0	0	0
7	Van Zyl ,B (Benjamin)	1	1	425	1	1	425	0	0	0	0	0	0
7	Van Zyl ,B (Benjamin)	1	1101.1	1526.1	1	1091.2	1526.1	0	0	0	0	0	0
8	Mundama ,CK (Celima Kapango)	1	1	425	1	1	425	0	0	0	0	0	0
8	Mundama ,CK (Celima Kapango)	1	1250.5	1675.5	1	1249.1	1675.5	0	0	0	0	0	0
9	Mungunda ,U (Unotjari)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Mungunda ,U (Unotjari)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Mcambi ,A (Alipheli)	1	0	-425	1	0	-425	0	0	0	0	0	0
10	Mcambi ,A (Alipheli)	1	1020.3	595.3	1	1017.6	595.3	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

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PLAYER PAGE

Personal

Ndlovu, P (Portia)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms