Chess South Africa Ratings Database

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Personal

Becker, R (Robyn)

Chess SA id

205056862

FIDE id

Date of birth

2005-04-12 (Adult)

Gender

Female

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2023-04-30

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1410.6	1405.4	1236.2	1048.6
Raw rating	1410.6	1405.4	1236.2	1048.6
Weighted rating	1410.5	1405.4	1235.1	1048.6
Weighted performance	907.7	911.6	482.5	0
Floor	934.2	945.9	736.2	548.6
K-factor	32	32	36	40
Min/Max rating change allowed	122.8	123.7	157.5	205.7
Highest rating	1448.4 2019-10-01	1461.6 2019-10-01	1236.2 2024-02-01	1200 2024-02-01
Highest raw rating	1434.2 2023-01-01	1445.9 2019-12-01	1236.2 2024-02-01	1048.6 2024-02-01
Highest weighted rating	1434.2 2024-08-01	1445.9 2024-02-01	1232.4 2025-08-01	1048.6 2024-11-01
Highest weighted performance	1448.4 2019-10-01	1461.6 2019-10-01	1200 2018-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1410.6	1405.4	1236.2	1048.6
Analysis
Rating	1410.6	1405.4	1236.2	1048.6
Raw rating	1410.6	1405.4	1236.2	1048.6
Weighted rating	1410.5	1405.4	1235.1
Weighted performance	907.7	911.6	482.5
K-factor	32	32	36	40
Floor	934.2	945.9	736.2	548.6
Max/Min rating change allowed	122.8	123.7	157.5	205.7
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	1410.6	1405.4	1236.2	1048.6
New weighted rating	1410.6	1405.4	1235.8	1048.6
New weighted performance	907.2	911.1	482.1	0
Temp new rating	1410.6	1405.4	1236.2	1048.6
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1410.6	1405.4	1236.2	1048.6
New K-factor	32	32	36	40
New floor	934.2	945.9	736.2	548.6

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	7	7	0
	47	27	20
	0	0	0
History	466	411	55

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Female
Age group	Adult
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
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	252	144	57.14	60.7	1207.6	1268.3
Standard	202	116.5	57.67	65.2	1197.1	1262.4
Rapid	50	27.5	55	42.5	1250	1292.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1410.6	1405.4	1236.2	1048.6
2025-09-01	1410.6	1405.4	1236.2	1048.6
2025-08-01	1410.6	1405.4	1236.2	1048.6
2025-07-01	1410.6	1405.4	1236.2	1048.6
2025-06-01	1410.6	1405.4	1236.2	1048.6
2025-05-01	1410.6	1405.4	1236.2	1048.6
2025-04-01	1410.6	1405.4	1236.2	1048.6
2025-03-01	1410.6	1405.4	1236.2	1048.6
2025-02-01	1410.6	1405.4	1236.2	1048.6
2025-01-01	1410.5	1405.3	1236.2	1048.6
2024-12-01	1410.5	1405.3	1236.2	1048.6
2024-11-01	1410.5	1405.3	1236.2	1048.6
2024-10-01	1410.5	1405.3	1236.2	1048.6
2024-09-01	1410.5	1405.3	1236.2	1048.6
2024-08-01	1410.5	1405.3	1236.2	1048.6
2024-07-01	1410.5	1405.3	1236.2	1048.6
2024-06-01	1410.5	1405.3	1236.2	1048.6
2024-08-01	1410.5	1405.3	1236.2	1048.6
2024-04-01	1410.5	1405.3	1236.2	1048.6
2024-03-01	1410.5	1405.3	1236.2	1048.6
2024-02-01	1410.5	1405.3	1236.2	1048.6
2024-01-01	1410.5	1405.3	1236.2	1048.6
2023-12-01	1410.5	1405.3	1121.4	1048.6
2023-11-01	1410.5	1405.3	1121.4	1048.6

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	National All Girls Festival 2023	2023-04-28	2023-04-30	Standard	Mangaung (FMB)	7	7	4.5	Yes	Analysis
2	2022 South African Junior Wild Card Chess Championships (U18+U20 Girls)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis
3	2022 South African Junior Team Chess Championships (U18 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	6	5	Yes	Analysis
4	BC Chess Trials 5 of 5 2022 (A)	2022-06-11	2022-06-11	Rapid	Buffalo City (EBC)	10	10	5.5	Yes	Analysis
5	BC Chess 4th Border Trials 2022 (A)	2022-05-21	2022-05-21	Rapid	Buffalo City (EBC)	10	10	6	Yes	Analysis
6	BC Trials 3 2022 (U18A+U20A)	2022-03-05	2022-03-05	Standard	Buffalo City (EBC)	5	4	3	Yes	Analysis
7	BC Trials 2 2022 (U18-Open)	2022-02-19	2022-02-19	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
8	BC Trials 1 2022 (U18A+Open)	2022-02-11	2022-02-11	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
9	BC Trials 2 2020 (U16A)	2020-03-07	2020-03-07	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
10	BC Trials 1 2020 (U16A)	2020-02-22	2020-02-22	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
11	2019 South African Junior Team Championships (U16A)	2020-01-04	2020-01-08	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis
12	Vikings League 6 of 6 2019 (Open)	2019-10-26	2019-10-26	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
13	Vikings League 4 of 6 2019 (A)	2019-09-14	2019-09-14	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
14	Vikings League 3 of 6 2019 (A)	2019-08-24	2019-08-24	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
15	Vikings League 2 of 6 2019 (B)	2019-08-17	2019-08-17	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
16	Vikings vs Hackers 2019 (C)	2019-07-20	2019-07-20	Rapid	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
17	All Girls Festival 2019	2019-05-02	2019-05-04	Standard	Cape Winelands (WCW)	9	8	7	Yes	Analysis
18	Clarendon Derby Day 2019	2019-04-12	2019-04-12	Standard	Buffalo City (EBC)	1	1	0	Yes	Analysis
19	Buffalo City Trials 3 of 5 2019 (U16A)	2019-03-02	2019-03-02	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
20	2019 South African Junior Closed Chess Championship (U14 Girls)	2019-03-17	2019-03-22	Standard	Chess South Africa (CSA)	9	9	4	Yes	Analysis
21	Chess Vikings Round Robin #2 2019	2019-02-23	2019-02-23	Standard	Buffalo City (EBC)	5	5	0	Yes	Analysis
22	Buffalo City Trials 2 of 5 2019 (U16A)	2019-02-16	2019-02-16	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
23	Buffalo City Trials 1 of 5 2019 (U16)	2019-02-02	2019-02-02	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
24	Vikings Closed Sunday Rapid 2018	2018-12-09	2018-12-09	Rapid	Buffalo City (EBC)	11	11	4.5	Yes	Analysis
25	2018 Inter Region Chess Championships	2018-12-21	2018-12-24	Standard	4 Knights (4K)	7	7	1	Yes	Analysis
26	South African Junior Team Championships 2018 (U14A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	1.5	Yes	Analysis
27	Buffalo City Rapid Championship 2018 (A)	2018-11-24	2018-11-24	Rapid	Buffalo City (EBC)	7	7	3	Yes	Analysis
28	4th Vikings League 208 (A)	2018-10-18	2018-10-18	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
29	Buffalo City Junior Closed Finals 2018 (Girls)	2018-09-29	2018-09-29	Standard	Buffalo City (EBC)	5	4	3	Yes	Analysis
30	Border ViQueens vs South Park Ladies 2018	2018-09-01	2018-09-08	Standard	Buffalo City (EBC)	6	6	6	Yes	Analysis
31	East London School League 2018 (Primary School A)	2018-08-18	2018-08-18	Standard	Buffalo City (EBC)	5	4	3	Yes	Analysis
32	Buffalo City Closed Stage 1 2018 (Girls)	2018-08-11	2018-08-11	Standard	Buffalo City (EBC)	5	5	5	Yes	Analysis
33	Chess Vikings League 2nd 2018 (A)	2018-08-04	2018-08-04	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
34	Commonwealth Chess Championships 2018	2018-06-26	2018-07-01	Standard	India (IND)	7	6	1	Yes	Analysis
35	1st Border Vikings Chess League 2018 (A)	2018-07-28	2018-07-28	Standard	Buffalo City (EBC)	5	4	2	Yes	Analysis
36	4th Buffalo Trials 2018 (U14A)	2018-05-05	2018-05-05	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
37	2018 South African Junior Closed Chess Championships (U14 Girls)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	10	4.5	Yes	Analysis
38	3rd Buffalo Trials 2018 (U14A)	2018-04-14	2018-04-14	Rapid	Buffalo City (EBC)	7	7	5	Yes	Analysis
39	2nd Buffalo Trials 2018 (U16A)	2018-03-03	2018-03-03	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
40	2nd Buffalo Trials 2018 (U14A)	2018-03-17	2018-03-17	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
41	Buffalo City 1st Chess Trials 2018 (U16A)	2018-02-03	2018-02-03	Standard	Buffalo City (EBC)	6	5	3	Yes	Analysis
42	South African Inter Regional Championships 2017	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	3	0	Yes	Analysis
43	South African Junior Team Championships 2017 (U14B)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis

#	Games	Start				End
1	22	Tournament Chess Vikings League 2nd 2018				Tournament 4th Vikings League 208
		date 2018-08-04	rnd 5	type Standard	result 0.5	date 2018-10-18	rnd 2	type Standard	result 1
		Opponent Ncube, R (Romeo)				Opponent Madikane, I (Inga)
2	9	Tournament 2nd Buffalo Trials 2018				Tournament 2nd Buffalo Trials 2018
		date 2018-03-03	rnd 2	type Standard	result 1	date 2018-03-17	rnd 5	type Standard	result 0.5
		Opponent Dawedi, L (Luzuko)				Opponent Klinkradt, L (Luke)
3	8	Tournament BC Chess Trials 5 of 5 2022				Tournament 2022 South African Junior Wild Card Chess Championships
		date 2022-06-11	rnd 10	type Rapid	result 1	date 2022-12-09	rnd 1	type Standard	result 1
		Opponent Pretorius, HJ (Hendrik)				Opponent Reddy, S (Siona)

#	Games	Start				End
1	22	Tournament Chess Vikings League 2nd 2018				Tournament 4th Vikings League 208
		date 2018-08-04	rnd 5	type Standard	result 0.5	date 2018-10-18	rnd 2	type Standard	result 1
		Opponent Ncube, R (Romeo)				Opponent Madikane, I (Inga)
2	9	Tournament 2nd Buffalo Trials 2018				Tournament 2nd Buffalo Trials 2018
		date 2018-03-03	rnd 2	type Standard	result 1	date 2018-03-17	rnd 5	type Standard	result 0.5
		Opponent Dawedi, L (Luzuko)				Opponent Klinkradt, L (Luke)
3	8	Tournament BC Trials 3 2022				Tournament 2022 South African Junior Wild Card Chess Championships
		date 2022-03-05	rnd 5	type Standard	result 1	date 2022-12-09	rnd 1	type Standard	result 1
		Opponent Nxele, A (Azukwa)				Opponent Reddy, S (Siona)

#	Games	Start				End
1	5	Tournament 3rd Buffalo Trials 2018				Tournament Buffalo City Rapid Championship 2018
		date 2018-04-14	rnd 4	type Rapid	result 1	date 2018-11-24	rnd 1	type Rapid	result 1
		Opponent Chettair, K (Kellan)				Opponent Dilima, A (Anani)
2	4	Tournament BC Chess Trials 5 of 5 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-06-11	rnd 4	type Rapid	result 1	date 2022-06-11	rnd 7	type Rapid	result 1
		Opponent Douglas, L (Leigh)				Opponent Voyi, O (Onesimo)
3	4	Tournament BC Chess 4th Border Trials 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-05-21	rnd 8	type Rapid	result 1	date 2022-06-11	rnd 1	type Rapid	result 1
		Opponent Wang, I (Ikai)				Opponent Yayo, A (Athenkosi)

No games found.

#	Games	Start				End

#	Games	Start				End
1	8	Tournament East London School League 2018				Tournament Buffalo City Junior Closed Finals 2018
		date 2018-08-18	rnd 5	type Standard	result 1	date 2018-09-29	rnd 2	type Standard	result 1
		Opponent Scriven , S (Shayden)				Opponent Jikijela, A (Anisha)
2	6	Tournament All Girls Festival 2019				Tournament All Girls Festival 2019
		date 2019-05-02	rnd 1	type Standard	result 1	date 2019-05-03	rnd 6	type Standard	result 1
		Opponent Khalata, R (Refiloe)				Opponent Van Heerden, M (Mia)
3	6	Tournament Buffalo City Closed Stage 1 2018				Tournament East London School League 2018
		date 2018-08-11	rnd 1	type Standard	result 1	date 2018-08-18	rnd 1	type Standard	result 1
		Opponent Jansen, C (Casey)				Opponent Steyn, J (Jayden)

#	Games	Start				End
1	8	Tournament East London School League 2018				Tournament Buffalo City Junior Closed Finals 2018
		date 2018-08-18	rnd 5	type Standard	result 1	date 2018-09-29	rnd 2	type Standard	result 1
		Opponent Scriven , S (Shayden)				Opponent Jikijela, A (Anisha)
2	6	Tournament All Girls Festival 2019				Tournament All Girls Festival 2019
		date 2019-05-02	rnd 1	type Standard	result 1	date 2019-05-03	rnd 6	type Standard	result 1
		Opponent Khalata, R (Refiloe)				Opponent Van Heerden, M (Mia)
3	6	Tournament Buffalo City Closed Stage 1 2018				Tournament East London School League 2018
		date 2018-08-11	rnd 1	type Standard	result 1	date 2018-08-18	rnd 1	type Standard	result 1
		Opponent Jansen, C (Casey)				Opponent Steyn, J (Jayden)

#	Games	Start				End
1	5	Tournament 3rd Buffalo Trials 2018				Tournament Buffalo City Rapid Championship 2018
		date 2018-04-14	rnd 4	type Rapid	result 1	date 2018-11-24	rnd 1	type Rapid	result 1
		Opponent Chettair, K (Kellan)				Opponent Dilima, A (Anani)
2	2	Tournament BC Chess Trials 5 of 5 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-06-11	rnd 4	type Rapid	result 1	date 2022-06-11	rnd 5	type Rapid	result 1
		Opponent Douglas, L (Leigh)				Opponent Blauw, K (Kamavalethu)
3	2	Tournament BC Chess 4th Border Trials 2022				Tournament BC Chess 4th Border Trials 2022
		date 2022-05-21	rnd 8	type Rapid	result 1	date 2022-05-21	rnd 9	type Rapid	result 1
		Opponent Wang, I (Ikai)				Opponent Qangule, MK (Mandibonge)

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	Sparg ,N (Nathan)	12	3.5	-177.1	9	2.5	-188.9	3	1	-141.7	0	0	0
1	Sparg ,N (Nathan)	12	1405.9	1228.8	9	1419.6	1217	3	1180.5	1264.2	0	0	0
2	Wang ,P-S (Pei-Shan)	6	1.5	-212.5	3	1.5	0	3	0	-425	0	0	0
2	Wang ,P-S (Pei-Shan)	6	1298.2	1085.8	3	1263.2	1298.2	3	987.6	873.2	0	0	0
3	Chang ,S (Sebastian)	5	2	-85	2	1.5	212.5	3	0.5	-283.3	0	0	0
3	Chang ,S (Sebastian)	5	1215.2	1130.2	2	1144.8	1427.7	3	1023.9	931.9	0	0	0
4	Becker ,M (Matthew)	5	2.5	0	2	0.5	-212.5	3	2	141.7	0	0	0
4	Becker ,M (Matthew)	5	1209.3	1209.3	2	1178	996.8	3	1070.4	1351	0	0	0
5	Wang ,I (Ikai)	5	4.5	340	2	1.5	212.5	3	3	425	0	0	0
5	Wang ,I (Ikai)	5	1088.7	1428.7	2	1141.2	1301.2	3	838	1513.7	0	0	0
6	Jikijela ,A (Anisha)	4	4	425	4	4	425	0	0	0	0	0	0
6	Jikijela ,A (Anisha)	4	977.3	1402.3	4	956.8	1402.3	0	0	0	0	0	0
7	Deang ,A (Alman)	4	0.5	-318.8	4	0.5	-318.8	0	0	0	0	0	0
7	Deang ,A (Alman)	4	1303.9	985.1	4	1301.3	985.1	0	0	0	0	0	0
8	Lin ,C (Chenyi)	4	1	-212.5	3	1	-141.7	1	0	-425	0	0	0
8	Lin ,C (Chenyi)	4	1382.9	1170.4	3	1372.4	1241.2	1	1185.2	957.9	0	0	0
9	Totose ,Z (Zimi)	4	1.5	-106.2	3	1.5	0	1	0	-425	0	0	0
9	Totose ,Z (Zimi)	4	1529.6	1423.3	3	1457	1529.6	1	1403.1	1104.6	0	0	0
10	Ou ,J-Q (Jing-Qian)	4	3	212.5	3	3	425	1	0	-425	0	0	0
10	Ou ,J-Q (Jing-Qian)	4	1177.2	1389.7	3	1199.5	1602.2	1	807.3	752.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Becker, R (Robyn)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms