Chess South Africa Ratings Database

PLAYER PAGE

Personal

Tahuwona, R (Ryan)

Chess SA id

1120147878

FIDE id

Date of birth

2012-09-30 (U14)

Gender

Male

Region

Ethekwini (KED)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-20

Personal details last changed

1900-01-01

Junior GPX Games

19.5

Junior GPX Points

1168.8

Item	Main	Standard	Rapid	Blitz
Rating	1221.2	1209.9	1172.9	1200
Raw rating	1221.2	1209.9	1172.9	1200
Weighted rating	1190.9	1184.1	1158.7	1200
Weighted performance	1182.9	1154	0	0
Floor	721.2	719.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	160.9	163.5	172.3	165.8
Highest rating	1228.7 2024-09-01	1219.6 2024-10-01	1200 2018-10-01	1200 2018-10-01
Highest raw rating	1221.2 2025-09-30	1219.6 2024-10-01	1200 2020-01-01	1200 2024-02-01
Highest weighted rating	1219.7 2018-10-01	1219.6 2018-10-01	1200 2018-10-01	1200 2018-10-01
Highest weighted performance	1228.7 2024-09-01	1212.7 2024-09-01	1200 2020-01-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1221.2	1209.9	1172.9	1200
Analysis
Rating	1221.2	1209.9	1172.9	1200
Raw rating	1221.2	1209.9	1172.9	1200
Weighted rating	1190.9	1184.1	1158.7
Weighted performance	1182.9	1154	0
K-factor	36	36	36	36
Floor	721.2	719.6	700	700
Max/Min rating change allowed	160.9	163.5	172.3	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	1221.2	1209.9	1172.9	1200
New weighted rating	1194.7	1187.5	1159.9	1200
New weighted performance	1175.7	1146.8	0	0
Temp new rating	1221.2	1209.9	1172.9	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1221.2	1209.9	1172.9	1200
New K-factor	36	36	36	36
New floor	721.2	719.6	700	700

Item	Main	Standard	Rapid
	0	0	0
	22	17	5
	38	38	0
	31	17	14
	6	6	0
	0	0	0
History	97	78	19

Games since
	Main 66	Standard 61		Rapid 5		Blitz 0
Gender	Male
Age group	U14
Region	Ethekwini (KED)
Province	KwaZulu Natal (KZ)
Main
	RSA		Province		Region
Overall	3972		253		156
Male	2994		201		128
U14	768		49		36
U14 Male	535		38		28
Standard
	RSA		Province		Region
Overall	3986		224		140
Male	2996		184		118
U14	772		41		30
U14 Male	536		31		23
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U14	-1		-1		-1
U14 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	22	9.5	43.18	-58	1267.7	1209.8
Standard	17	7.5	44.12	-50	1247.2	1197.2
Rapid	5	2	40	-85	1337.5	1252.5
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	97	39	40.21	-83.2	1251.3	1168.1
Standard	78	31	39.74	-87.2	1252.2	1165
Rapid	19	8	42.11	-67.1	1247.8	1180.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1221.2	1209.9	1172.9	1200
2025-09-30	1221.2	1209.9	1172.9	1200
2025-09-01	1201.9	1193.3	1156	1200
2025-08-01	1201.9	1193.3	1156	1200
2025-07-01	1183.2	1175.1	1156	1200
2025-06-01	1183.2	1175.1	1156	1200
2025-05-01	1183.2	1175.1	1156	1200
2025-04-01	1183.2	1175.1	1156	1200
2025-03-01	1219.7	1219.6	1156	1200
2025-02-01	1219.7	1219.6	1156	1200
2025-01-01	1219.7	1219.6	1156	1200
2024-12-01	1219.7	1219.6	1156	1200
2024-11-01	1219.7	1219.6	1156	1200
2024-10-01	1219.7	1219.6	1156	1200
2024-09-01	1138.4	1127.6	1156	1200
2024-08-01	1138.4	1127.6	1156	1200
2024-07-01	1096.7	1082.4	1156	1200
2024-09-01	1096.7	1082.4	1156	1200
2024-05-01	1127.2	1119.2	1156	1200
2024-04-01	1132.8	1128.8	1156	1200
2024-03-01	1132.8	1128.8	1156	1200
2024-02-01	1132.8	1128.8	1156	1200
2024-01-01	1132.8	1128.8	1156	1200
2023-12-01	1132.8	1128.8	1156	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 Queens & Kings Chess Tournament (U12+U14)	2025-09-20	2025-09-20	Standard	Ethekwini (KED)	5	5	3	Yes	Analysis
2	2025 KwaZulu-Natal Women Championship (B)	2025-08-23	2025-08-23	Rapid	King Cetshwayo (KUR)	6	5	2	Yes	Analysis
3	2025 ECA 2nd Youth Trials (U14)	2025-07-26	2025-07-27	Standard	Ethekwini (KED)	6	6	3	Yes	Analysis
4	2025 ECA 1st Youth Trials (C)	2025-03-08	2025-03-09	Standard	Ethekwini (KED)	6	6	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Queens & Kings Chess Tournament (U12+U14)	2025-09-20	2025-09-20	Standard	Ethekwini (KED)	5	5	3	Yes	Analysis
2	2025 KwaZulu-Natal Women Championship (B)	2025-08-23	2025-08-23	Rapid	King Cetshwayo (KUR)	6	5	2	Yes	Analysis
3	2025 ECA 2nd Youth Trials (U14)	2025-07-26	2025-07-27	Standard	Ethekwini (KED)	6	6	3	Yes	Analysis
4	2025 ECA 1st Youth Trials (C)	2025-03-08	2025-03-09	Standard	Ethekwini (KED)	6	6	1.5	Yes	Analysis
5	Springboard Academy League 2024	2024-08-10	2024-08-24	Standard	Ethekwini (KED)	7	7	4	Yes	Analysis
6	2024 ECA 3rd Youth Trials (C)	2024-08-31	2024-09-01	Standard	Ethekwini (KED)	6	6	3	Yes	Analysis
7	South African Open Chess Championship 2024 (C)	2024-07-04	2024-07-07	Standard	Ethekwini (KED)	7	7	3	Yes	Analysis
8	2024 ECA 2nd Youth Trials (U14)	2024-05-18	2024-05-19	Standard	Ethekwini (KED)	6	6	1	Yes	Analysis
9	2024 Ethekwini Open (B)	2024-04-20	2024-04-21	Standard	Ethekwini (KED)	6	6	2	Yes	Analysis
10	2024 ECA 1st Youth Trials (U14)	2024-04-13	2024-04-14	Standard	Ethekwini (KED)	6	6	2	Yes	Analysis
11	Cygnet Preparatory School Individual Invitation Chess Tournament 2023 (Senior Primary)	2023-11-18	2023-11-18	Standard	Ethekwini (KED)	6	6	2.5	Yes	Analysis
12	2023 Moja Chess Extravaganza (C)	2023-09-30	2023-10-01	Standard	Frances Baard (NCF)	5	5	1	Yes	Analysis
13	2023 KZN Open (B)	2023-04-29	2023-04-30	Standard	Ethekwini (KED)	6	6	3	Yes	Analysis
14	2023 Inter-Cultural Rapid (B)	2023-03-18	2023-03-18	Rapid	Ethekwini (KED)	6	6	2	Yes	Analysis
15	Crawford International North Coast Chess Challenge 2023 (Senior Primary)	2023-02-25	2023-02-25	Rapid	iLembe (KIK)	5	4	2	Yes	Analysis
16	St James 2023 (Senior Primary)	2023-02-11	2023-02-11	Rapid	Ethekwini (KED)	5	4	2	Yes	Analysis
17	The Durban Prestige Chess Tournament 2022	2022-11-27	2022-11-27	Standard	Ethekwini (KED)	5	0	0	No	Analysis
18	2nd Durban Trials 2022	2022-11-05	2022-11-05	Standard	Ethekwini (KED)	6	6	2	Yes	Analysis

#	Games	Start				End
1	3	Tournament 2025 Queens & Kings Chess Tournament				Tournament 2025 Queens & Kings Chess Tournament
		date 2025-09-20	rnd 2	type Standard	result 1	date 2025-09-20	rnd 4	type Standard	result 1
		Opponent Cason, D (Daniel)				Opponent Ngobese, L (Luthando)
2	3	Tournament Springboard Academy League 2024				Tournament Springboard Academy League 2024
		date 2024-08-10	rnd 2	type Standard	result 1	date 2024-08-17	rnd 4	type Standard	result 1
		Opponent Ntshangase, B (Buzole)				Opponent Mutau, M (Miranda)
3	3	Tournament South African Open Chess Championship 2024				Tournament South African Open Chess Championship 2024
		date 2024-07-05	rnd 3	type Standard	result 1	date 2024-07-06	rnd 5	type Standard	result 1
		Opponent Verster, J (Juan Marais)				Opponent Mpanza, M (Mawande)

#	Games	Start				End
1	3	Tournament 2025 Queens & Kings Chess Tournament				Tournament 2025 Queens & Kings Chess Tournament
		date 2025-09-20	rnd 2	type Standard	result 1	date 2025-09-20	rnd 4	type Standard	result 1
		Opponent Cason, D (Daniel)				Opponent Ngobese, L (Luthando)
2	3	Tournament Springboard Academy League 2024				Tournament Springboard Academy League 2024
		date 2024-08-10	rnd 2	type Standard	result 1	date 2024-08-17	rnd 4	type Standard	result 1
		Opponent Ntshangase, B (Buzole)				Opponent Mutau, M (Miranda)
3	3	Tournament South African Open Chess Championship 2024				Tournament South African Open Chess Championship 2024
		date 2024-07-05	rnd 3	type Standard	result 1	date 2024-07-06	rnd 5	type Standard	result 1
		Opponent Verster, J (Juan Marais)				Opponent Mpanza, M (Mawande)

#	Games	Start				End
1	2	Tournament 2025 KwaZulu-Natal Women Championship				Tournament 2025 KwaZulu-Natal Women Championship
		date 2025-08-23	rnd 5	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Shandu, E (Esihle)				Opponent Mngomezulu, I (Inela)
2	2	Tournament 2023 Inter-Cultural Rapid				Tournament 2023 Inter-Cultural Rapid
		date 2023-03-18	rnd 3	type Rapid	result 1	date 2023-03-18	rnd 4	type Rapid	result 1
		Opponent Ndlovu, R (Ripfumero)				Opponent Ntshangase, B (Buzole)
3	2	Tournament Crawford International North Coast Chess Challenge 2023				Tournament Crawford International North Coast Chess Challenge 2023
		date 2023-02-25	rnd 3	type Rapid	result 1	date 2023-02-25	rnd 4	type Rapid	result 1
		Opponent Mbanjwa, E (Elihle)				Opponent Moodley, S (Sadeyan)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2025 Queens & Kings Chess Tournament				Tournament 2025 Queens & Kings Chess Tournament
		date 2025-09-20	rnd 2	type Standard	result 1	date 2025-09-20	rnd 4	type Standard	result 1
		Opponent Cason, D (Daniel)				Opponent Ngobese, L (Luthando)
2	3	Tournament Springboard Academy League 2024				Tournament Springboard Academy League 2024
		date 2024-08-10	rnd 2	type Standard	result 1	date 2024-08-17	rnd 4	type Standard	result 1
		Opponent Ntshangase, B (Buzole)				Opponent Mutau, M (Miranda)
3	3	Tournament South African Open Chess Championship 2024				Tournament South African Open Chess Championship 2024
		date 2024-07-05	rnd 3	type Standard	result 1	date 2024-07-06	rnd 5	type Standard	result 1
		Opponent Verster, J (Juan Marais)				Opponent Mpanza, M (Mawande)

#	Games	Start				End
1	3	Tournament 2025 Queens & Kings Chess Tournament				Tournament 2025 Queens & Kings Chess Tournament
		date 2025-09-20	rnd 2	type Standard	result 1	date 2025-09-20	rnd 4	type Standard	result 1
		Opponent Cason, D (Daniel)				Opponent Ngobese, L (Luthando)
2	3	Tournament Springboard Academy League 2024				Tournament Springboard Academy League 2024
		date 2024-08-10	rnd 2	type Standard	result 1	date 2024-08-17	rnd 4	type Standard	result 1
		Opponent Ntshangase, B (Buzole)				Opponent Mutau, M (Miranda)
3	3	Tournament South African Open Chess Championship 2024				Tournament South African Open Chess Championship 2024
		date 2024-07-05	rnd 3	type Standard	result 1	date 2024-07-06	rnd 5	type Standard	result 1
		Opponent Verster, J (Juan Marais)				Opponent Mpanza, M (Mawande)

#	Games	Start				End
1	2	Tournament 2025 KwaZulu-Natal Women Championship				Tournament 2025 KwaZulu-Natal Women Championship
		date 2025-08-23	rnd 5	type Rapid	result 1	date 2025-08-23	rnd 6	type Rapid	result 1
		Opponent Shandu, E (Esihle)				Opponent Mngomezulu, I (Inela)
2	2	Tournament 2023 Inter-Cultural Rapid				Tournament 2023 Inter-Cultural Rapid
		date 2023-03-18	rnd 3	type Rapid	result 1	date 2023-03-18	rnd 4	type Rapid	result 1
		Opponent Ndlovu, R (Ripfumero)				Opponent Ntshangase, B (Buzole)
3	2	Tournament Crawford International North Coast Chess Challenge 2023				Tournament Crawford International North Coast Chess Challenge 2023
		date 2023-02-25	rnd 3	type Rapid	result 1	date 2023-02-25	rnd 4	type Rapid	result 1
		Opponent Mbanjwa, E (Elihle)				Opponent Moodley, S (Sadeyan)

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	Naidoo ,S (Shivam)	3	0	-425	2	0	-425	1	0	-425	0	0	0
1	Naidoo ,S (Shivam)	3	1471.7	1046.7	2	1380	1046.7	1	1545	1046.7	0	0	0
2	Carrim ,I (Ifraz)	2	1	0	2	1	0	0	0	0	0	0	0
2	Carrim ,I (Ifraz)	2	1237.9	1237.9	2	1215.3	1237.9	0	0	0	0	0	0
3	Hough ,J (Joshua)	2	0	-425	2	0	-425	0	0	0	0	0	0
3	Hough ,J (Joshua)	2	1405.2	980.2	2	1359.4	980.2	0	0	0	0	0	0
4	Strydom ,C (Chevelle)	2	1	0	2	1	0	0	0	0	0	0	0
4	Strydom ,C (Chevelle)	2	1266.6	1266.6	2	1223.4	1266.6	0	0	0	0	0	0
5	Ndlovu ,M (Malwandla)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Ndlovu ,M (Malwandla)	2	1234.6	809.6	2	1237.8	809.6	0	0	0	0	0	0
6	Bisram ,N (Neha)	2	0	-425	2	0	-425	0	0	0	0	0	0
6	Bisram ,N (Neha)	2	1190.4	765.4	2	1181.7	765.4	0	0	0	0	0	0
7	Doorsamy ,S (Sahilan)	2	0	-425	1	0	-425	1	0	-425	0	0	0
7	Doorsamy ,S (Sahilan)	2	1206.3	781.3	1	1200	781.3	1	1200	781.3	0	0	0
8	Cason ,D (David)	2	2	425	1	1	425	1	1	425	0	0	0
8	Cason ,D (David)	2	1235.4	1660.4	1	1233.7	1660.4	1	1248.8	1660.4	0	0	0
9	Naidoo ,V (Viya)	2	0	-425	1	0	-425	1	0	-425	0	0	0
9	Naidoo ,V (Viya)	2	1397.6	972.6	1	1270.9	972.6	1	1451.4	972.6	0	0	0
10	Ntshangase ,B (Buzole)	2	2	425	1	1	425	1	1	425	0	0	0
10	Ntshangase ,B (Buzole)	2	1109.3	1534.3	1	1007.2	1534.3	1	1200	1534.3	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Tahuwona, R (Ryan)

Ratings

Game statistics

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms