Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mitani, P (Portia)

Chess SA id

2810098128

FIDE id

Date of birth

1981-03-05 (Adult)

Gender

Female

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2019-10-30

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1276.3	1271.2	1300	1300
Raw rating	1276.3	1271.2	1300	1300
Weighted rating	1276.1	1271.2	1299	1299
Weighted performance	255.8	256.6	0	0
Floor	776.3	771.2	800	800
K-factor	36	36	36	36
Min/Max rating change allowed	148.7	149.8	143.8	143.8
Highest rating	1276.3 2024-03-01	1271.2 2024-03-01	1300 2024-03-01	1300 2024-03-01
Highest raw rating	1276.3 2024-03-01	1271.2 2024-03-01	1300 2024-03-01	1300 2024-03-01
Highest weighted rating	1275.6 2025-08-01	1271.2 2025-02-01	1296.7 2025-08-01	1296.7 2025-08-01
Highest weighted performance	1200 2018-02-01	1200 2018-02-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1276.3	1271.2	1300	1300
Analysis
Rating	1276.3	1271.2	1300	1300
Raw rating	1276.3	1271.2	1300	1300
Weighted rating	1276.1	1271.2	1299
Weighted performance	255.8	256.6	0
K-factor	36	36	36	36
Floor	776.3	771.2	800	800
Max/Min rating change allowed	148.7	149.8	143.8	143.8
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	1276.3	1271.2	1300	1300
New weighted rating	1276.2	1271.2	1299.7	1299.7
New weighted performance	255.3	256.2	0	0
Temp new rating	1276.3	1271.2	1300	1300
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1276.3	1271.2	1300	1300
New K-factor	36	36	36	36
New floor	776.3	771.2	800	800

Item	Main	Standard
	0	0
	0	0
	0	0
	0	0
	0	0
	0	0
History	44	44

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Mangaung (FMB)
Province	Free State (FS)
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	44	25	56.82	58	1167.6	1225.5
Standard	44	25	56.82	58	1167.6	1225.5
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1276.3	1271.2	1300	1300
2025-09-01	1276.3	1271.2	1300	1300
2025-08-01	1276.3	1271.2	1300	1300
2025-07-01	1276.3	1271.2	1300	1300
2025-06-01	1276.3	1271.2	1300	1300
2025-05-01	1276.3	1271.2	1300	1300
2025-04-01	1276.3	1271.2	1300	1300
2025-03-01	1276.3	1271.2	1300	1300
2025-02-01	1276.3	1271.2	1300	1300
2025-01-01	1276.3	1271.2	1300	1300
2024-12-01	1276.3	1271.2	1300	1300
2024-11-01	1276.3	1271.2	1300	1300
2024-10-01	1276.3	1271.2	1300	1300
2024-09-01	1276.3	1271.2	1300	1300
2024-08-01	1276.3	1271.2	1300	1300
2024-07-01	1276.3	1271.2	1300	1300
2024-06-01	1276.3	1271.2	1300	1300
2024-08-01	1276.3	1271.2	1300	1300
2024-04-01	1276.3	1271.2	1300	1300
2024-03-01	1276.3	1271.2	1300	1300
2024-02-01	1276.3	1271.2	1300	1300
2024-01-01	1276.3	1271.2	1300	1300
2023-12-01	1255.5	1271.2	1200	1200
2023-11-01	1255.5	1271.2	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	SAPS National Individual Chess Championship 2019 (Women)	2019-10-23	2019-10-25	Standard	Frances Baard (NCF)	9	9	5.5	Yes	Analysis
2	SAPS National Team Chess Championship 2019	2019-10-26	2019-10-30	Standard	Frances Baard (NCF)	9	9	6	Yes	Analysis
3	SAPS National Individual Championship 2018 (Women)	2018-09-12	2018-09-15	Standard	Xhariep (FXT)	9	9	5	Yes	Analysis
4	SAPS National Team Championship 2018	2018-09-11	2018-09-11	Standard	Xhariep (FXT)	9	9	6	Yes	Analysis
5	Courteney Page 2018 (Ladies)	2018-09-07	2018-09-08	Standard	Mangaung (FMB)	5	4	1.5	Yes	Analysis
6	Mangaung Metro Chess 9 - 10 March 2018 (A)	2018-03-09	2018-03-10	Standard	Mangaung (FMB)	5	4	1	Yes	Analysis

#	Games	Start				End
1	5	Tournament SAPS National Team Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-11	rnd 6	type Standard	result 1	date 2018-09-12	rnd 1	type Standard	result 1
		Opponent Maleme, P (Pa)				Opponent Ntshabeleng, K (Keitumetse Tumelo)
2	4	Tournament SAPS National Individual Chess Championship 2019				Tournament SAPS National Team Chess Championship 2019
		date 2019-10-25	rnd 7	type Standard	result 1	date 2019-10-26	rnd 1	type Standard	result 1
		Opponent Meyer, DM (Daleen)				Opponent Chazi, TM (Taninga)
3	3	Tournament SAPS National Team Chess Championship 2019				Tournament SAPS National Team Chess Championship 2019
		date 2019-10-26	rnd 3	type Standard	result 1	date 2019-10-28	rnd 5	type Standard	result 1
		Opponent Phonchi, K (Ki)				Opponent Namane, R (Rebecca)

#	Games	Start				End
1	5	Tournament SAPS National Team Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-11	rnd 6	type Standard	result 1	date 2018-09-12	rnd 1	type Standard	result 1
		Opponent Maleme, P (Pa)				Opponent Ntshabeleng, K (Keitumetse Tumelo)
2	4	Tournament SAPS National Individual Chess Championship 2019				Tournament SAPS National Team Chess Championship 2019
		date 2019-10-25	rnd 7	type Standard	result 1	date 2019-10-26	rnd 1	type Standard	result 1
		Opponent Meyer, DM (Daleen)				Opponent Chazi, TM (Taninga)
3	3	Tournament SAPS National Team Chess Championship 2019				Tournament SAPS National Team Chess Championship 2019
		date 2019-10-26	rnd 3	type Standard	result 1	date 2019-10-28	rnd 5	type Standard	result 1
		Opponent Phonchi, K (Ki)				Opponent Namane, R (Rebecca)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament SAPS National Team Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-11	rnd 6	type Standard	result 1	date 2018-09-12	rnd 1	type Standard	result 1
		Opponent Maleme, P (Pa)				Opponent Ntshabeleng, K (Keitumetse Tumelo)
2	3	Tournament SAPS National Team Chess Championship 2019				Tournament SAPS National Team Chess Championship 2019
		date 2019-10-26	rnd 3	type Standard	result 1	date 2019-10-28	rnd 5	type Standard	result 1
		Opponent Phonchi, K (Ki)				Opponent Namane, R (Rebecca)
3	3	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-14	rnd 6	type Standard	result 1	date 2018-09-14	rnd 8	type Standard	result 1
		Opponent Ramolobeng, M (Manare Monica)				Opponent Korf, M (Michelle)

#	Games	Start				End
1	5	Tournament SAPS National Team Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-11	rnd 6	type Standard	result 1	date 2018-09-12	rnd 1	type Standard	result 1
		Opponent Maleme, P (Pa)				Opponent Ntshabeleng, K (Keitumetse Tumelo)
2	3	Tournament SAPS National Team Chess Championship 2019				Tournament SAPS National Team Chess Championship 2019
		date 2019-10-26	rnd 3	type Standard	result 1	date 2019-10-28	rnd 5	type Standard	result 1
		Opponent Phonchi, K (Ki)				Opponent Namane, R (Rebecca)
3	3	Tournament SAPS National Individual Championship 2018				Tournament SAPS National Individual Championship 2018
		date 2018-09-14	rnd 6	type Standard	result 1	date 2018-09-14	rnd 8	type Standard	result 1
		Opponent Ramolobeng, M (Manare Monica)				Opponent Korf, M (Michelle)

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	Slippers ,S (Sonja)	3	0	-425	3	0	-425	0	0	0	0	0	0
1	Slippers ,S (Sonja)	3	1193.6	768.6	3	1195.4	768.6	0	0	0	0	0	0
2	Taunyane ,NL (Ntitle Lucia)	2	1	0	2	1	0	0	0	0	0	0	0
2	Taunyane ,NL (Ntitle Lucia)	2	1044.2	1044.2	2	1052.8	1044.2	0	0	0	0	0	0
3	Korf ,M (Michelle)	2	2	425	2	2	425	0	0	0	0	0	0
3	Korf ,M (Michelle)	2	1127.8	1552.8	2	1144.8	1552.8	0	0	0	0	0	0
4	Phonchi ,K (Ki)	2	2	425	2	2	425	0	0	0	0	0	0
4	Phonchi ,K (Ki)	2	1156.3	1581.3	2	1147.2	1581.3	0	0	0	0	0	0
5	Taylor ,I (Inge)	2	1	0	2	1	0	0	0	0	0	0	0
5	Taylor ,I (Inge)	2	1066.6	1066.6	2	1068.4	1066.6	0	0	0	0	0	0
6	Molale ,M (Mi)	2	2	425	2	2	425	0	0	0	0	0	0
6	Molale ,M (Mi)	2	1034.2	1459.2	2	1034.2	1459.2	0	0	0	0	0	0
7	Choane ,MM (Mmone)	2	1	0	2	1	0	0	0	0	0	0	0
7	Choane ,MM (Mmone)	2	1196.2	1196.2	2	1195	1196.2	0	0	0	0	0	0
8	Sithole ,N (Nontobeko)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Sithole ,N (Nontobeko)	2	1149.9	724.9	2	1156.7	724.9	0	0	0	0	0	0
9	Netshimbupfe ,GH (Grace)	2	0	-425	2	0	-425	0	0	0	0	0	0
9	Netshimbupfe ,GH (Grace)	2	1091	666	2	1092.4	666	0	0	0	0	0	0
10	Ntshabeleng ,K (Keitumetse Tumelo)	2	1	0	2	1	0	0	0	0	0	0	0
10	Ntshabeleng ,K (Keitumetse Tumelo)	2	1200	1200	2	1200	1200	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

Mitani, 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