Chess South Africa Ratings Database

PLAYER PAGE

Personal

Joseph, A (Aahaana)

Chess SA id

1110136883

FIDE id

Date of birth

2011-11-24 (U16)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-03-22

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1097.2

Item	Main	Standard	Rapid	Blitz
Rating	1191.7	1169.2	1215.8	1200
Raw rating	1191.7	1169.2	1215.8	1200
Weighted rating	1190.6	1167.9	1214.9	1200
Weighted performance	965	955	825	0
Floor	822.6	822.2	800.7	700
K-factor	36	36	36	36
Min/Max rating change allowed	167.8	173.3	162.1	165.8
Highest rating	1411.1 2022-04-01	1413.7 2022-04-01	1422.2 2022-05-01	1200 2018-10-01
Highest raw rating	1322.6 2022-07-01	1322.2 2022-04-01	1300.7 2022-07-01	1200 2024-02-01
Highest weighted rating	1322.6 2022-12-01	1322.2 2022-12-01	1300.7 2022-11-01	1200 2018-10-01
Highest weighted performance	1411.1 2022-04-01	1413.7 2022-04-01	1422.2 2022-05-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1191.7	1169.2	1215.8	1200
Analysis
Rating	1191.7	1169.2	1215.8	1200
Raw rating	1191.7	1169.2	1215.8	1200
Weighted rating	1190.6	1167.9	1214.9
Weighted performance	965	955	825
K-factor	36	36	36	36
Floor	822.6	822.2	800.7	700
Max/Min rating change allowed	167.8	173.3	162.1	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	1191.7	1169.2	1215.8	1200
New weighted rating	1190.4	1167.8	1215	1200
New weighted performance	964.6	954.6	824.6	0
Temp new rating	1191.7	1169.2	1215.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1191.7	1169.2	1215.8	1200
New K-factor	36	36	36	36
New floor	822.6	822.2	800.7	700

Item	Main	Standard	Rapid
	0	0	0
	5	5	0
	9	9	0
	34	20	14
	53	27	26
	0	0	0
History	101	61	40

Games since
	Main 21	Standard 14		Rapid 7		Blitz 0
Gender	Male
Age group	U16
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	5	2	40	-85	1260.3	1175.3
Standard	5	2	40	-85	1260.3	1175.3
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	101	49	48.51	-12.6	1238.7	1226.1
Standard	61	27.5	45.08	-41.8	1242.1	1200.3
Rapid	40	21.5	53.75	31.9	1233.6	1265.5
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1191.7	1169.2	1215.8	1200
2025-09-01	1191.7	1169.2	1215.8	1200
2025-08-01	1191.7	1169.2	1215.8	1200
2025-07-01	1191.7	1169.2	1215.8	1200
2025-06-01	1191.7	1169.2	1215.8	1200
2025-05-01	1191.7	1169.2	1215.8	1200
2025-04-01	1192.4	1169.9	1215.8	1200
2025-03-01	1192.4	1169.9	1215.8	1200
2025-02-01	1190.8	1168.5	1215.8	1200
2025-01-01	1167.1	1143.8	1213.6	1200
2024-12-01	1167.1	1143.8	1213.6	1200
2024-11-01	1167.1	1143.8	1213.6	1200
2024-10-01	1198.8	1176.9	1213.6	1200
2024-09-01	1198.8	1176.9	1213.6	1200
2024-08-01	1198.8	1176.9	1213.6	1200
2024-07-01	1198.8	1176.9	1213.6	1200
2024-06-01	1198.8	1176.9	1213.6	1200
2024-08-01	1198.8	1176.9	1213.6	1200
2024-04-01	1198.8	1176.9	1213.6	1200
2024-03-01	1207.5	1181.9	1213.6	1200
2024-02-01	1207.5	1181.9	1213.6	1200
2024-01-01	1207.5	1181.9	1213.6	1200
2023-12-01	1207.5	1181.9	1213.6	1200
2023-11-01	1207.5	1181.9	1213.6	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	2025 Buffalo City Chess Trials 1 (U16)	2025-03-22	2025-03-22	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Buffalo City Chess Trials 1 (U16)	2025-03-22	2025-03-22	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
2	East London Open 2024 (A)	2024-10-04	2024-10-05	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
3	East London Open 2024 (B)	2024-10-05	2024-10-05	Standard	Buffalo City (EBC)	5	5	1	Yes	Analysis
4	5th BC Trails 2024 (U14A)	2024-08-17	2024-08-17	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
5	2nd BC Trials 2024 (U14A)	2024-03-09	2024-03-09	Standard	Buffalo City (EBC)	5	4	1.5	Yes	Analysis
6	1st BC Chess Trials 2024 (U16A)	2024-03-02	2024-03-02	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
7	Chess Vikings Exam Rapid 2023 (B)	2023-11-04	2023-11-04	Rapid	Buffalo City (EBC)	7	7	3	Yes	Analysis
8	Chess Vikings Wild Card 2023 (U14+U16)	2023-10-02	2023-10-02	Standard	Buffalo City (EBC)	5	0	0	No	Analysis
9	3rd BC Trials 2023 (U14A)	2023-08-12	2023-08-12	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
10	2nd BC Trials 2023 (U14A)	2023-06-03	2023-06-03	Rapid	Buffalo City (EBC)	7	7	4	Yes	Analysis
11	BC Chess Trials 1 of 5 2023 (U14A)	2023-04-22	2023-04-22	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
12	3rd Vikings Champs 2023 (U14A)	2023-03-25	2023-03-25	Standard	Buffalo City (EBC)	5	3	2	Yes	Analysis
13	2nd Junior Vikings 2023 (U14A+U16A)	2023-02-23	2023-02-23	Standard	Buffalo City (EBC)	5	3	1	Yes	Analysis
14	Junior Vikings 2023 (U14A+U16A)	2023-02-11	2023-02-11	Standard	Buffalo City (EBC)	5	4	1	Yes	Analysis
15	2022 South African Junior Team Chess Championships (U12 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	7	2	Yes	Analysis
16	Slum Knights 6th Open 2022 (B)	2022-11-12	2022-11-12	Rapid	Buffalo City (EBC)	8	8	3	Yes	Analysis
17	Slum Knights 5th 2022 (B)	2022-10-22	2022-10-22	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
18	Slum Knights 2nd Open 2022 (B)	2022-09-17	2022-09-17	Rapid	Buffalo City (EBC)	6	5	2	Yes	Analysis
19	BC Chess Trials 5 of 5 2022 (C)	2022-06-11	2022-06-11	Rapid	Buffalo City (EBC)	7	7	5	Yes	Analysis
20	BC Chess 4th Border Trials 2022 (C)	2022-05-21	2022-05-21	Rapid	Buffalo City (EBC)	6	6	4.5	Yes	Analysis
21	BC Trials 3 2022 (U10B+U12B)	2022-03-05	2022-03-05	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
22	BC Trials 2 2022 (U10B+U12B)	2022-02-19	2022-02-19	Standard	Buffalo City (EBC)	5	5	4.5	Yes	Analysis
23	BC Trials 1 2022 (U10B+U12B)	2022-02-11	2022-02-11	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis

#	Games	Start				End
1	7	Tournament BC Trials 1 2022				Tournament BC Trials 3 2022
		date 2022-02-11	rnd 5	type Standard	result 1	date 2022-03-05	rnd 1	type Standard	result 1
		Opponent Maree, M (Matthew)				Opponent Thulo, K (Kananelo)
2	6	Tournament BC Chess 4th Border Trials 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-05-21	rnd 4	type Rapid	result 1	date 2022-06-11	rnd 3	type Rapid	result 1
		Opponent Dayimani, I (Imbo)				Opponent Peters, S (Simon)
3	5	Tournament BC Trials 3 2022				Tournament BC Chess 4th Border Trials 2022
		date 2022-03-05	rnd 3	type Standard	result 1	date 2022-05-21	rnd 2	type Rapid	result 1
		Opponent Zilimbola, N (Ndalo)				Opponent Kleynhans, R (Rachelle)

#	Games	Start				End
1	7	Tournament BC Trials 1 2022				Tournament BC Trials 3 2022
		date 2022-02-11	rnd 5	type Standard	result 1	date 2022-03-05	rnd 1	type Standard	result 1
		Opponent Maree, M (Matthew)				Opponent Thulo, K (Kananelo)
2	3	Tournament BC Trials 3 2022				Tournament BC Trials 3 2022
		date 2022-03-05	rnd 3	type Standard	result 1	date 2022-03-05	rnd 5	type Standard	result 0.5
		Opponent Zilimbola, N (Ndalo)				Opponent Petzer, J (Jayden)
3	2	Tournament 2025 Buffalo City Chess Trials 1				Tournament 2025 Buffalo City Chess Trials 1
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-03-22	rnd 3	type Standard	result 1
		Opponent Lumkwana, A (Akahlulwa)				Opponent Sotana, S (Somila)

#	Games	Start				End
1	6	Tournament BC Chess 4th Border Trials 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-05-21	rnd 4	type Rapid	result 1	date 2022-06-11	rnd 3	type Rapid	result 1
		Opponent Dayimani, I (Imbo)				Opponent Peters, S (Simon)
2	4	Tournament BC Chess Trials 5 of 5 2022				Tournament Slum Knights 2nd Open 2022
		date 2022-06-11	rnd 5	type Rapid	result 1	date 2022-09-17	rnd 1	type Rapid	result 0.5
		Opponent Van Der Merwe, SP (Sebastian)				Opponent Willie, U (Uzusakhe)
3	3	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-03	rnd 3	type Rapid	result 1	date 2023-06-03	rnd 5	type Rapid	result 1
		Opponent Lusi, K (Khwezi)				Opponent Peters, S (Stijn)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-03	rnd 3	type Rapid	result 1	date 2023-06-03	rnd 5	type Rapid	result 1
		Opponent Lusi, K (Khwezi)				Opponent Peters, S (Stijn)
2	3	Tournament BC Chess 4th Border Trials 2022				Tournament BC Chess 4th Border Trials 2022
		date 2022-05-21	rnd 4	type Rapid	result 1	date 2022-05-21	rnd 6	type Rapid	result 1
		Opponent Dayimani, I (Imbo)				Opponent Sifingo, C (Cinga)
3	3	Tournament BC Trials 2 2022				Tournament BC Trials 3 2022
		date 2022-02-19	rnd 4	type Standard	result 1	date 2022-03-05	rnd 1	type Standard	result 1
		Opponent Hand, L (Logan)				Opponent Thulo, K (Kananelo)

#	Games	Start				End
1	3	Tournament BC Trials 2 2022				Tournament BC Trials 3 2022
		date 2022-02-19	rnd 4	type Standard	result 1	date 2022-03-05	rnd 1	type Standard	result 1
		Opponent Hand, L (Logan)				Opponent Thulo, K (Kananelo)
2	3	Tournament BC Trials 1 2022				Tournament BC Trials 2 2022
		date 2022-02-11	rnd 5	type Standard	result 1	date 2022-02-19	rnd 2	type Standard	result 1
		Opponent Maree, M (Matthew)				Opponent Zilimbola, N (Ndalo)
3	2	Tournament 2025 Buffalo City Chess Trials 1				Tournament 2025 Buffalo City Chess Trials 1
		date 2025-03-22	rnd 2	type Standard	result 1	date 2025-03-22	rnd 3	type Standard	result 1
		Opponent Lumkwana, A (Akahlulwa)				Opponent Sotana, S (Somila)

#	Games	Start				End
1	3	Tournament 2nd BC Trials 2023				Tournament 2nd BC Trials 2023
		date 2023-06-03	rnd 3	type Rapid	result 1	date 2023-06-03	rnd 5	type Rapid	result 1
		Opponent Lusi, K (Khwezi)				Opponent Peters, S (Stijn)
2	3	Tournament BC Chess 4th Border Trials 2022				Tournament BC Chess 4th Border Trials 2022
		date 2022-05-21	rnd 4	type Rapid	result 1	date 2022-05-21	rnd 6	type Rapid	result 1
		Opponent Dayimani, I (Imbo)				Opponent Sifingo, C (Cinga)
3	2	Tournament Chess Vikings Exam Rapid 2023				Tournament Chess Vikings Exam Rapid 2023
		date 2023-11-04	rnd 4	type Rapid	result 1	date 2023-11-04	rnd 5	type Rapid	result 1
		Opponent Van Der Sandt, E (Emilio)				Opponent Jagers, N (Noah)

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	Ndumndum ,O (Olwethu)	5	1	-255	3	0	-425	2	1	0	0	0	0
1	Ndumndum ,O (Olwethu)	5	1217	962	3	1252.5	792	2	1145.4	1217	0	0	0
2	George ,A (Alaina)	4	0	-425	3	0	-425	1	0	-425	0	0	0
2	George ,A (Alaina)	4	1278.6	853.6	3	1242	853.6	1	1294.5	853.6	0	0	0
3	Ndwandwa ,L (Luhlumile)	4	0.5	-318.8	3	0.5	-283.3	1	0	-425	0	0	0
3	Ndwandwa ,L (Luhlumile)	4	1316	997.3	3	1269.8	1032.7	1	1368.1	891	0	0	0
4	Von Delft ,C (Callum)	4	4	425	2	2	425	2	2	425	0	0	0
4	Von Delft ,C (Callum)	4	1215.5	1640.5	2	1209.6	1640.5	2	1220	1640.5	0	0	0
5	Hand ,L (Logan)	3	2	141.7	1	1	425	2	1	0	0	0	0
5	Hand ,L (Logan)	3	1207.7	1349.4	1	1153.6	1632.7	2	1180.1	1207.7	0	0	0
6	Gower ,D (Daniel)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
6	Gower ,D (Daniel)	2	1263.4	1050.9	2	1257.7	1050.9	0	0	0	0	0	0
7	Mosehana ,J (Jonathan)	2	1	0	2	1	0	0	0	0	0	0	0
7	Mosehana ,J (Jonathan)	2	1200	1200	2	1200	1200	0	0	0	0	0	0
8	Fikizolo ,H (Hlanga)	2	1	0	2	1	0	0	0	0	0	0	0
8	Fikizolo ,H (Hlanga)	2	1245.4	1245.4	2	1253.9	1245.4	0	0	0	0	0	0
9	Zilimbola ,N (Ndalo)	2	2	425	2	2	425	0	0	0	0	0	0
9	Zilimbola ,N (Ndalo)	2	1208.9	1633.9	2	1210.8	1633.9	0	0	0	0	0	0
10	George ,A (Aaron)	2	0	-425	1	0	-425	1	0	-425	0	0	0
10	George ,A (Aaron)	2	1421.9	996.9	1	1416.3	996.9	1	1375.8	996.9	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Joseph, A (Aahaana)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms