Chess South Africa Ratings Database

PLAYER PAGE

Personal

Mdemka, A (Anda)

Chess SA id

2070134943

FIDE id

Date of birth

2007-08-20 (U20)

Gender

Female

Region

OR Tambo (EOR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2022-11-19

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1215.1	1259.6	1098.4	1174.4
Raw rating	1215.1	1259.6	1098.4	1174.4
Weighted rating	1215.1	1259.6	1098.4	1174.4
Weighted performance	731.9	798.3	0	0
Floor	733.2	759.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	162.3	152.3	191.6	172
Highest rating	1352.7 2021-09-01	1352.7 2021-09-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1233.2 2021-10-01	1259.6 2024-03-01	1200 2019-12-01	1200 2019-12-01
Highest weighted rating	1233.2 2025-02-01	1259.6 2025-02-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1352.7 2021-09-01	1352.7 2021-09-01	1200 2019-12-01	1200 2019-12-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1215.1	1259.6	1098.4	1174.4
Analysis
Rating	1215.1	1259.6	1098.4	1174.4
Raw rating	1215.1	1259.6	1098.4	1174.4
Weighted rating	1215.1	1259.6	1098.4
Weighted performance	731.9	798.3	0
K-factor	36	36	36	36
Floor	733.2	759.6	700	700
Max/Min rating change allowed	162.3	152.3	191.6	172
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	1215.1	1259.6	1098.4	1174.4
New weighted rating	1215.1	1259.6	1098.4	1174.4
New weighted performance	731.5	797.8	0	0
Temp new rating	1215.1	1259.6	1098.4	1174.4
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1215.1	1259.6	1098.4	1174.4
New K-factor	36	36	36	36
New floor	733.2	759.6	700	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	0	0	0	0
	0	0	0	0
	42	30	7	5
	14	14	0	0
History	56	44	7	5

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	U20
Region	OR Tambo (EOR)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 Female	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Female	-1		-1		-1
U20	-1		-1		-1
U20 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	56	27	48.21	-15.2	1189.2	1174.1
Standard	44	24	54.55	38.6	1192.3	1231
Rapid	7	1	14.29	-303.6	1182.8	879.2
Blitz	5	2	40	-85	1171	1086

Date	Main	Standard	Rapid	Blitz
2025-09-30	1215.1	1259.6	1098.4	1174.4
2025-09-01	1215.1	1259.6	1098.4	1174.4
2025-08-01	1215.1	1259.6	1098.4	1174.4
2025-07-01	1215.1	1259.6	1098.4	1174.4
2025-06-01	1215.1	1259.6	1098.4	1174.4
2025-05-01	1215.1	1259.6	1098.4	1174.4
2025-04-01	1215.1	1259.6	1098.4	1174.4
2025-03-01	1215.1	1259.6	1098.4	1174.4
2025-02-01	1215.1	1259.6	1098.4	1174.4
2025-01-01	1215.1	1259.6	1098.4	1174.4
2024-12-01	1215.1	1259.6	1098.4	1174.4
2024-11-01	1215.1	1259.6	1098.4	1174.4
2024-10-01	1215.1	1259.6	1098.4	1174.4
2024-09-01	1215.1	1259.6	1098.4	1174.4
2024-08-01	1215.1	1259.6	1098.4	1174.4
2024-07-01	1215.1	1259.6	1098.4	1174.4
2024-06-01	1215.1	1259.6	1098.4	1174.4
2024-08-01	1215.1	1259.6	1098.4	1174.4
2024-04-01	1215.1	1259.6	1098.4	1174.4
2024-03-01	1215.1	1259.6	1098.4	1174.4
2024-02-01	1215.1	1259.6	1098.4	1174.4
2024-01-01	1215.1	1259.6	1098.4	1174.4
2023-12-01	1215.1	1259.6	1098.4	1174.4
2023-11-01	1215.1	1259.6	1098.4	1174.4

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	OR Tambo Open 2022 (C)	2022-11-19	2022-11-19	Standard	OR Tambo (EOR)	5	5	3.5	Yes	Analysis
2	Libode Chess Club Open 2022 (B)	2022-08-27	2022-08-27	Standard	Amathole (EAL)	5	5	2.5	Yes	Analysis
3	Sihambasonke Chess Club Youth Day Tournament 2022 (B)	2022-07-02	2022-07-02	Standard	OR Tambo (EOR)	5	5	3	Yes	Analysis
4	Ngaru Rapid 2022	2022-07-29	2022-07-29	Rapid	OR Tambo (EOR)	7	7	1	Yes	Analysis
5	OR Tambo Ditsrict Games 2022 (U15)	2022-05-25	2022-05-25	Standard	OR Tambo (EOR)	5	5	4	Yes	Analysis
6	Ngaru Friday Special Blitz 2022	2022-05-27	2022-05-27	Blitz	OR Tambo (EOR)	5	5	2	Yes	Analysis
7	Mthatha High School League Trials 1 2022 (U12-U18)	2022-05-18	2022-05-18	Standard	OR Tambo (EOR)	5	5	2	Yes	Analysis
8	Mthatha CMC Games 2022 (U15)	2022-05-09	2022-05-09	Standard	Amathole (EAL)	5	5	2	Yes	Analysis
9	2nd OR Tambo Open 2021 (C)	2021-11-20	2021-11-21	Standard	OR Tambo (EOR)	6	6	3	Yes	Analysis
10	OR Tambo School`s District Trials 2021 (U13)	2021-10-16	2021-10-16	Standard	OR Tambo (EOR)	5	2	0	Yes	Analysis
11	Little Flower Heritage 2021 (C)	2021-09-24	2021-09-25	Standard	Amathole (EAL)	6	6	4	Yes	Analysis

#	Games	Start				End
1	3	Tournament OR Tambo Open 2022				Tournament OR Tambo Open 2022
		date 2022-11-19	rnd 3	type Standard	result 1	date 2022-11-19	rnd 5	type Standard	result 0.5
		Opponent Sombeselele, I (Inako)				Opponent Seku, S (Siphe)
2	3	Tournament Libode Chess Club Open 2022				Tournament OR Tambo Open 2022
		date 2022-08-27	rnd 4	type Standard	result 1	date 2022-11-19	rnd 1	type Standard	result 1
		Opponent Ngamlana, E (Ezile)				Opponent Sokhanyile, L (Liyema)
3	3	Tournament OR Tambo Ditsrict Games 2022				Tournament OR Tambo Ditsrict Games 2022
		date 2022-05-25	rnd 3	type Standard	result 1	date 2022-05-25	rnd 5	type Standard	result 1
		Opponent Bityi, L (Liyema)				Opponent Nonduna, S (Sanginkosi)

#	Games	Start				End
1	3	Tournament OR Tambo Open 2022				Tournament OR Tambo Open 2022
		date 2022-11-19	rnd 3	type Standard	result 1	date 2022-11-19	rnd 5	type Standard	result 0.5
		Opponent Sombeselele, I (Inako)				Opponent Seku, S (Siphe)
2	3	Tournament Libode Chess Club Open 2022				Tournament OR Tambo Open 2022
		date 2022-08-27	rnd 4	type Standard	result 1	date 2022-11-19	rnd 1	type Standard	result 1
		Opponent Ngamlana, E (Ezile)				Opponent Sokhanyile, L (Liyema)
3	3	Tournament OR Tambo Ditsrict Games 2022				Tournament OR Tambo Ditsrict Games 2022
		date 2022-05-25	rnd 3	type Standard	result 1	date 2022-05-25	rnd 5	type Standard	result 1
		Opponent Bityi, L (Liyema)				Opponent Nonduna, S (Sanginkosi)

#	Games	Start				End
1	1	Tournament Ngaru Rapid 2022				Tournament Ngaru Rapid 2022
		date 2022-07-29	rnd 7	type Rapid	result 1	date 2022-07-29	rnd 7	type Rapid	result 1
		Opponent Phama, N (Nkosivile)				Opponent Phama, N (Nkosivile)

#	Games	Start				End
1	1	Tournament Ngaru Friday Special Blitz 2022				Tournament Ngaru Friday Special Blitz 2022
		date 2022-05-27	rnd 4	type Blitz	result 1	date 2022-05-27	rnd 4	type Blitz	result 1
		Opponent Mnyiphika, E (Esinako)				Opponent Mnyiphika, E (Esinako)
2	1	Tournament Ngaru Friday Special Blitz 2022				Tournament Ngaru Friday Special Blitz 2022
		date 2022-05-27	rnd 2	type Blitz	result 1	date 2022-05-27	rnd 2	type Blitz	result 1
		Opponent Mthenjwa, O (Okuhle)				Opponent Mthenjwa, O (Okuhle)

#	Games	Start				End
1	3	Tournament OR Tambo Ditsrict Games 2022				Tournament OR Tambo Ditsrict Games 2022
		date 2022-05-25	rnd 3	type Standard	result 1	date 2022-05-25	rnd 5	type Standard	result 1
		Opponent Bityi, L (Liyema)				Opponent Nonduna, S (Sanginkosi)
2	3	Tournament 2nd OR Tambo Open 2021				Tournament 2nd OR Tambo Open 2021
		date 2021-11-20	rnd 3	type Standard	result 1	date 2021-11-21	rnd 5	type Standard	result 1
		Opponent Banya, Z (Zuzole)				Opponent Sofana, A (Asemahle)
3	3	Tournament Little Flower Heritage 2021				Tournament Little Flower Heritage 2021
		date 2021-09-24	rnd 1	type Standard	result 1	date 2021-09-24	rnd 3	type Standard	result 1
		Opponent Sogenxe, Z (Zimvo)				Opponent Chipunza, G (Golden)

#	Games	Start				End
1	3	Tournament OR Tambo Ditsrict Games 2022				Tournament OR Tambo Ditsrict Games 2022
		date 2022-05-25	rnd 3	type Standard	result 1	date 2022-05-25	rnd 5	type Standard	result 1
		Opponent Bityi, L (Liyema)				Opponent Nonduna, S (Sanginkosi)
2	3	Tournament 2nd OR Tambo Open 2021				Tournament 2nd OR Tambo Open 2021
		date 2021-11-20	rnd 3	type Standard	result 1	date 2021-11-21	rnd 5	type Standard	result 1
		Opponent Banya, Z (Zuzole)				Opponent Sofana, A (Asemahle)
3	3	Tournament Little Flower Heritage 2021				Tournament Little Flower Heritage 2021
		date 2021-09-24	rnd 1	type Standard	result 1	date 2021-09-24	rnd 3	type Standard	result 1
		Opponent Sogenxe, Z (Zimvo)				Opponent Chipunza, G (Golden)

#	Games	Start				End
1	1	Tournament Ngaru Rapid 2022				Tournament Ngaru Rapid 2022
		date 2022-07-29	rnd 7	type Rapid	result 1	date 2022-07-29	rnd 7	type Rapid	result 1
		Opponent Phama, N (Nkosivile)				Opponent Phama, N (Nkosivile)

#	Games	Start				End
1	1	Tournament Ngaru Friday Special Blitz 2022				Tournament Ngaru Friday Special Blitz 2022
		date 2022-05-27	rnd 4	type Blitz	result 1	date 2022-05-27	rnd 4	type Blitz	result 1
		Opponent Mnyiphika, E (Esinako)				Opponent Mnyiphika, E (Esinako)
2	1	Tournament Ngaru Friday Special Blitz 2022				Tournament Ngaru Friday Special Blitz 2022
		date 2022-05-27	rnd 2	type Blitz	result 1	date 2022-05-27	rnd 2	type Blitz	result 1
		Opponent Mthenjwa, O (Okuhle)				Opponent Mthenjwa, O (Okuhle)

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	Ngqukumba ,S (Sange)	3	2	141.7	2	2	425	1	0	-425	0	0	0
1	Ngqukumba ,S (Sange)	3	1165.5	1307.1	2	1169	1590.5	1	1200	740.5	0	0	0
2	Bongoza ,L (Lilitha)	3	0.5	-283.3	1	0.5	0	1	0	-425	1	0	-425
2	Bongoza ,L (Lilitha)	3	1106	822.7	1	1082.8	1106	1	1200	681	1	1200	681
3	Mda ,T (Thando)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Mda ,T (Thando)	2	1200	775	2	1200	775	0	0	0	0	0	0
4	Mthenjwa ,O (Okuhle)	2	1.5	212.5	1	0.5	0	0	0	0	1	1	425
4	Mthenjwa ,O (Okuhle)	2	1183	1395.5	1	1184.8	1183	0	0	0	1	1200	1608
5	Mthelekiso ,S (Siwaphiwe)	2	0.5	-212.5	1	0.5	0	0	0	0	1	0	-425
5	Mthelekiso ,S (Siwaphiwe)	2	1200	987.5	1	1200	1200	0	0	0	1	1200	775
6	Mbeki ,S (Sixolile)	1	0	-425	1	0	-425	0	0	0	0	0	0
6	Mbeki ,S (Sixolile)	1	1200	775	1	1200	775	0	0	0	0	0	0
7	Mugota ,K (Kirsty)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Mugota ,K (Kirsty)	1	1200	775	1	1200	775	0	0	0	0	0	0
8	Ndevu ,S (Sihle)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Ndevu ,S (Sihle)	1	1200	775	1	1200	775	0	0	0	0	0	0
9	Jafta ,A (Awongwa)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Jafta ,A (Awongwa)	1	1200	775	1	1200	775	0	0	0	0	0	0
10	Luthi ,I (Indiphile)	1	1	425	1	1	425	0	0	0	0	0	0
10	Luthi ,I (Indiphile)	1	1186.1	1611.1	1	1188.6	1611.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Mdemka, A (Anda)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms