Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Wet, R (Ryan)

Chess SA id

101006984

FIDE id

Date of birth

2001-05-10 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2020-01-11

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1495.6	1496.1	1433.7	1433.7
Raw rating	1495.6	1496.1	1433.7	1433.7
Weighted rating	1495.6	1496.1	1433.7	1433.7
Weighted performance	321.5	321.2	0	0
Floor	995.6	996.1	933.7	933.7
K-factor	32	32	32	32
Min/Max rating change allowed	108.8	108.7	118.9	118.9
Highest rating	1498 2019-01-01	1499.2 2019-01-01	1433.7 2019-04-01	1433.7 2019-04-01
Highest raw rating	1495.6 2024-03-01	1496.1 2024-03-01	1433.7 2024-03-01	1433.7 2024-03-01
Highest weighted rating	1495.3 2025-08-01	1495.8 2025-08-01	1433.7 2019-04-01	1433.7 2019-04-01
Highest weighted performance	1498 2019-01-01	1499.2 2019-01-01	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1495.6	1496.1	1433.7	1433.7
Analysis
Rating	1495.6	1496.1	1433.7	1433.7
Raw rating	1495.6	1496.1	1433.7	1433.7
Weighted rating	1495.6	1496.1	1433.7
Weighted performance	321.5	321.2	0
K-factor	32	32	32	32
Floor	995.6	996.1	933.7	933.7
Max/Min rating change allowed	108.8	108.7	118.9	118.9
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	1495.6	1496.1	1433.7	1433.7
New weighted rating	1495.6	1496.1	1433.7	1433.7
New weighted performance	313.3	313	0	0
Temp new rating	1495.6	1496.1	1433.7	1433.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1495.6	1496.1	1433.7	1433.7
New K-factor	32	32	32	32
New floor	995.6	996.1	933.7	933.7

Item	Main	Standard	Rapid
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	454	429	25

Games since
	Main 0	Standard 0		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	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	40	71.43	182.1	1261	1443.1
Standard	56	40	71.43	182.1	1261	1443.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1495.6	1496.1	1433.7	1433.7
2025-09-30	1495.6	1496.1	1433.7	1433.7
2025-09-01	1495.6	1496.1	1433.7	1433.7
2025-08-01	1495.6	1496.1	1433.7	1433.7
2025-07-01	1495.6	1496.1	1433.7	1433.7
2025-06-01	1495.6	1496.1	1433.7	1433.7
2025-05-01	1495.6	1496.1	1433.7	1433.7
2025-04-01	1495.6	1496.1	1433.7	1433.7
2025-03-01	1495.6	1496.1	1433.7	1433.7
2025-02-01	1495.6	1496.1	1433.7	1433.7
2025-01-01	1495.6	1496.1	1433.7	1433.7
2024-12-01	1495.6	1496.1	1433.7	1433.7
2024-11-01	1495.6	1496.1	1433.7	1433.7
2024-10-01	1495.6	1496.1	1433.7	1433.7
2024-09-01	1495.6	1496.1	1433.7	1433.7
2024-08-01	1495.6	1496.1	1433.7	1433.7
2024-07-01	1495.6	1496.1	1433.7	1433.7
2024-09-01	1495.6	1496.1	1433.7	1433.7
2024-05-01	1495.6	1496.1	1433.7	1433.7
2024-04-01	1495.6	1496.1	1433.7	1433.7
2024-03-01	1495.6	1496.1	1433.7	1433.7
2024-02-01	1495.6	1496.1	1433.7	1433.7
2024-01-01	1495.6	1496.1	1433.7	1433.7
2023-12-01	1488	1486.1	1433.7	1433.7

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	2019 South African Top Schools Team Championships (U19 Open+U17+U19 Girls)	2020-01-10	2020-01-11	Standard	4 Knights (4K)	5	5	4.5	Yes	Analysis
2	2019 Gauteng School League Finals (U19 Open)	2019-08-24	2019-08-24	Standard	Tshwane (GTP)	5	4	3.5	Yes	Analysis
3	2019 D4 Tshwane South Schools League Team Finals (U19)	2019-07-27	2019-07-27	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
4	Grey College Team Championship 2019 (A)	2019-02-22	2019-02-23	Standard	Mangaung (FMB)	5	5	3	Yes	Analysis
5	2019 Tshwane Chess Registration Tournament (B)	2019-01-26	2019-01-26	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
6	South African Junior Team Championships 2018 (U18B)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
7	2018 Etienne Lewis Trials (U20)	2018-08-31	2018-09-02	Standard	Tshwane (GTP)	7	7	5	Yes	Analysis
8	2018 Mid Gauteng Open (B)	2018-08-18	2018-08-18	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
9	2018 Gauteng League Final (U19)	2018-08-25	2018-08-25	Standard	Tshwane (GTP)	5	3	3	Yes	Analysis
10	2018 D4 Tshwane South Schools League Finals (U19)	2018-08-04	2018-08-04	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
11	2018 Alekhine Open (A)	2018-08-09	2018-08-11	Standard	Tshwane (GTP)	6	6	2.5	Yes	Analysis

#	Games	Start				End
1	16	Tournament Grey College Team Championship 2019				Tournament 2019 South African Top Schools Team Championships
		date 2019-02-23	rnd 4	type Standard	result 0.5	date 2020-01-11	rnd 5	type Standard	result 1
		Opponent Cruywagen, A (Armand)				Opponent Strumpfer, M (Marilee)
2	9	Tournament 2018 Etienne Lewis Trials				Tournament South African Junior Team Championships 2018
		date 2018-09-01	rnd 4	type Standard	result 1	date 2018-12-18	rnd 5	type Standard	result 1
		Opponent Amrouni, G (Gabrielle)				Opponent Gwayi, L (Lunathi)
3	8	Tournament South African Junior Team Championships 2018				Tournament Grey College Team Championship 2019
		date 2018-12-20	rnd 7	type Standard	result 0.5	date 2019-02-22	rnd 2	type Standard	result 1
		Opponent Van Der Westhuizen, PJ (Petrus)				Opponent Buchner, E (Eduard)

#	Games	Start				End
1	16	Tournament Grey College Team Championship 2019				Tournament 2019 South African Top Schools Team Championships
		date 2019-02-23	rnd 4	type Standard	result 0.5	date 2020-01-11	rnd 5	type Standard	result 1
		Opponent Cruywagen, A (Armand)				Opponent Strumpfer, M (Marilee)
2	9	Tournament 2018 Etienne Lewis Trials				Tournament South African Junior Team Championships 2018
		date 2018-09-01	rnd 4	type Standard	result 1	date 2018-12-18	rnd 5	type Standard	result 1
		Opponent Amrouni, G (Gabrielle)				Opponent Gwayi, L (Lunathi)
3	8	Tournament South African Junior Team Championships 2018				Tournament Grey College Team Championship 2019
		date 2018-12-20	rnd 7	type Standard	result 0.5	date 2019-02-22	rnd 2	type Standard	result 1
		Opponent Van Der Westhuizen, PJ (Petrus)				Opponent Buchner, E (Eduard)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament 2019 Gauteng School League Finals				Tournament 2019 South African Top Schools Team Championships
		date 2019-08-24	rnd 4	type Standard	result 1	date 2020-01-10	rnd 3	type Standard	result 1
		Opponent Coetzee, R (Riaan)				Opponent Juta, P (Paulincia)
2	5	Tournament 2018 Gauteng League Final				Tournament 2018 Etienne Lewis Trials
		date 2018-08-25	rnd 1	type Standard	result 1	date 2018-08-31	rnd 2	type Standard	result 1
		Opponent Berendt, U (Ulrich)				Opponent Msiza, AS (Aurelie Sakhile)
3	4	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 1	type Standard	result 1	date 2019-07-27	rnd 4	type Standard	result 1
		Opponent Van Den Berg, R (Rynhardt)				Opponent Nelson, J (Johannes)

#	Games	Start				End
1	5	Tournament 2019 Gauteng School League Finals				Tournament 2019 South African Top Schools Team Championships
		date 2019-08-24	rnd 4	type Standard	result 1	date 2020-01-10	rnd 3	type Standard	result 1
		Opponent Coetzee, R (Riaan)				Opponent Juta, P (Paulincia)
2	5	Tournament 2018 Gauteng League Final				Tournament 2018 Etienne Lewis Trials
		date 2018-08-25	rnd 1	type Standard	result 1	date 2018-08-31	rnd 2	type Standard	result 1
		Opponent Berendt, U (Ulrich)				Opponent Msiza, AS (Aurelie Sakhile)
3	4	Tournament 2019 D4 Tshwane South Schools League Team Finals				Tournament 2019 D4 Tshwane South Schools League Team Finals
		date 2019-07-27	rnd 1	type Standard	result 1	date 2019-07-27	rnd 4	type Standard	result 1
		Opponent Van Den Berg, R (Rynhardt)				Opponent Nelson, J (Johannes)

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	Cruywagen ,D (Dewan)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
1	Cruywagen ,D (Dewan)	2	1350.7	1138.2	2	1351.4	1138.2	0	0	0	0	0	0
2	Msiza ,AS (Aurelie Sakhile)	2	1	0	2	1	0	0	0	0	0	0	0
2	Msiza ,AS (Aurelie Sakhile)	2	981.5	981.5	2	983.5	981.5	0	0	0	0	0	0
3	Nieuwoudt ,H (Hanno)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
3	Nieuwoudt ,H (Hanno)	2	1396.3	1608.8	2	1397.4	1608.8	0	0	0	0	0	0
4	Hershensohn ,H (Hugo)	2	2	425	2	2	425	0	0	0	0	0	0
4	Hershensohn ,H (Hugo)	2	1237.3	1662.3	2	1243.3	1662.3	0	0	0	0	0	0
5	Berendt ,U (Ulrich)	1	1	425	1	1	425	0	0	0	0	0	0
5	Berendt ,U (Ulrich)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Van Der Westhuizen ,PJ (Petrus Jeremias)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
6	Van Der Westhuizen ,PJ (Petrus Jeremias)	1	1394.6	1394.6	1	1411.7	1394.6	0	0	0	0	0	0
7	January ,K (Kalista)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
7	January ,K (Kalista)	1	1346.5	1346.5	1	1280.3	1346.5	0	0	0	0	0	0
8	Mutipforo ,M (Moses)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Mutipforo ,M (Moses)	1	1317.8	892.8	1	1317.8	892.8	0	0	0	0	0	0
9	Buchner ,E (Eduard)	1	1	425	1	1	425	0	0	0	0	0	0
9	Buchner ,E (Eduard)	1	1203	1628	1	1203.7	1628	0	0	0	0	0	0
10	Gwayi ,L (Lunathi)	1	1	425	1	1	425	0	0	0	0	0	0
10	Gwayi ,L (Lunathi)	1	1265.8	1690.8	1	1267.6	1690.8	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

De Wet, R (Ryan)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms