Chess South Africa Ratings Database

PLAYER PAGE

Personal

Valentyn, J (Jason)

Chess SA id

100046377

FIDE id

Date of birth

2000-07-16 (Adult)

Gender

Male

Region

Nelson Mandela Bay (ENM)

Citizen

RSA

Titles

Chess SA registered

Last active game

2024-12-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1584.1	1589.8	1382.4	1341.7
Raw rating	1584.1	1589.8	1382.4	1341.7
Weighted rating	1561.6	1564.5	1382.3	1341.7
Weighted performance	1381	1383.4	988.3	0
Floor	1084.1	1089.8	904	841.7
K-factor	32	32	32	36
Min/Max rating change allowed	95.9	95.2	127.9	135.5
Highest rating	1584.1 2025-01-01	1589.8 2025-01-01	1404 2023-09-01	1431.6 2022-09-01
Highest raw rating	1584.1 2025-01-01	1589.8 2025-01-01	1404 2023-09-01	1341.7 2024-03-01
Highest weighted rating	1553.6 2025-08-01	1555.1 2025-08-01	1404 2025-07-01	1341.7 2024-09-01
Highest weighted performance	1523.6 2025-01-01	1532.5 2024-08-01	1382.5 2023-08-01	1431.6 2022-09-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1584.1	1589.8	1382.4	1341.7
Analysis
Rating	1584.1	1589.8	1382.4	1341.7
Raw rating	1584.1	1589.8	1382.4	1341.7
Weighted rating	1561.6	1564.5	1382.3
Weighted performance	1381	1383.4	988.3
K-factor	32	32	32	36
Floor	1084.1	1089.8	904	841.7
Max/Min rating change allowed	95.9	95.2	127.9	135.5
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	1584.1	1589.8	1382.4	1341.7
New weighted rating	1565	1568.5	1382.3	1341.7
New weighted performance	1380.4	1382.9	987.8	0
Temp new rating	1584.1	1589.8	1382.4	1341.7
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1584.1	1589.8	1382.4	1341.7
New K-factor	32	32	32	36
New floor	1084.1	1089.8	904	841.7

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	0	0	0	0
	24	24	0	0
	32	20	12	0
	37	14	16	7
	0	0	0	0
History	271	225	39	7

Games since
	Main 44	Standard 38		Rapid 6		Blitz 0
Gender	Male
Age group	Adult
Region	Nelson Mandela Bay (ENM)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	719		84		32
Male	642		76		28
Adult	293		23		8
Adult Male	277		22		7
Standard
	RSA		Province		Region
Overall	638		73		29
Male	573		68		26
Adult	262		19		7
Adult Male	249		18		6
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	114	72.5	63.6	115.6	1393.6	1509.1
Standard	79	51.5	65.19	129.1	1382.4	1511.5
Rapid	28	17	60.71	91.1	1386.6	1477.6
Blitz	7	4	57.14	60.7	1547.4	1608.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	1584.1	1589.8	1382.4	1341.7
2025-09-01	1584.1	1589.8	1382.4	1341.7
2025-08-01	1584.1	1589.8	1382.4	1341.7
2025-07-01	1584.1	1589.8	1382.4	1341.7
2025-06-01	1584.1	1589.8	1382.3	1341.7
2025-05-01	1584.1	1589.8	1382.2	1341.7
2025-04-01	1584.1	1589.8	1382.2	1341.7
2025-03-01	1584.1	1589.8	1382.2	1341.7
2025-02-01	1584.1	1589.8	1382.2	1341.7
2025-01-01	1584.1	1589.8	1382.2	1341.7
2024-12-01	1540.6	1540.5	1382.2	1341.7
2024-11-01	1540.6	1540.5	1382.2	1341.7
2024-10-01	1540.6	1540.5	1382.2	1341.7
2024-09-01	1540.6	1540.5	1382.2	1341.7
2024-08-01	1504.2	1504	1382.2	1341.7
2024-07-01	1504.2	1504	1382.2	1341.7
2024-06-01	1504.2	1504	1382.2	1341.7
2024-08-01	1504.2	1504	1382.2	1341.7
2024-04-01	1504.2	1504	1382.2	1341.7
2024-03-01	1492.2	1477.3	1382.2	1341.7
2024-02-01	1492.2	1477.3	1382.2	1341.7
2024-01-01	1492.2	1477.3	1382.2	1341.7
2023-12-01	1492.2	1477.3	1382.2	1341.7
2023-11-01	1486.1	1467.7	1382.2	1341.7

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	USSA Chess Championships 2024 (Open)	2024-11-29	2024-12-03	Standard	Tshwane (GTP)	9	9	5.5	Yes	Analysis
2	NMB Open 2024 (A)	2024-08-02	2024-08-04	Standard	Nelson Mandela Bay (ENM)	6	5	3	Yes	Analysis
3	Township Chess Academy Open 2024 (A)	2024-03-21	2024-03-21	Standard	Nelson Mandela Bay (ENM)	5	5	4	Yes	Analysis
4	Madibaz Chess Tournament 2024 (A)	2024-03-01	2024-03-02	Standard	Nelson Mandela Bay (ENM)	5	5	2.5	Yes	Analysis
5	2023 USSA Championships (Open)	2023-12-04	2023-12-08	Standard	Ethekwini (KED)	9	9	5.5	Yes	Analysis
6	Madibaz Rapid Closed 2023	2023-10-28	2023-10-28	Rapid	Nelson Mandela Bay (ENM)	6	6	3	Yes	Analysis
7	Madibaz Chess Club Championship (Closed Classical Event)	2023-10-02	2023-10-18	Standard	Nelson Mandela Bay (ENM)	6	5	4	Yes	Analysis
8	EC InterVarsity Chess Championship 2023 (Open)	2023-08-11	2023-08-11	Rapid	Sarah Baartman (ESB)	6	6	6	Yes	Analysis
9	NMB 1st Trials 2023 (Adults)	2023-02-17	2023-02-18	Standard	Nelson Mandela Bay (ENM)	6	6	4	Yes	Analysis
10	Ussa Chess Championships 2022 (Open)	2022-12-05	2022-12-09	Standard	Frances Baard (NCF)	9	9	5	Yes	Analysis
11	2022 Madibaz Physics Chess Open (A)	2022-10-07	2022-10-08	Rapid	Nelson Mandela Bay (ENM)	7	6	2	Yes	Analysis
12	2022 Madibaz Club Championships	2022-09-28	2022-10-12	Standard	Nelson Mandela Bay (ENM)	5	5	4	Yes	Analysis
13	2022 Madibaz Tournament (Open Team)	2022-09-10	2022-09-10	Rapid	Nelson Mandela Bay (ENM)	5	5	4	Yes	Analysis
14	2022 Madibaz Tournament (Open Blitz)	2022-09-09	2022-09-09	Blitz	Nelson Mandela Bay (ENM)	7	7	4	Yes	Analysis
15	2022 NMU USSA Chess Trials	2022-08-17	2022-08-17	Rapid	Nelson Mandela Bay (ENM)	5	5	2	Yes	Analysis
16	NMBJC Trials 4 2018 (U18+U20)	2018-07-20	2018-07-21	Standard	Nelson Mandela Bay (ENM)	5	0	0	No	Analysis
17	NMB Youth Chess Trial 3 2018 (U16+U18)	2018-05-11	2018-05-12	Standard	Nelson Mandela Bay (ENM)	6	6	5	Yes	Analysis
18	Alekhine Open Chess Tournament 2018 (A)	2018-05-04	2018-05-05	Standard	Nelson Mandela Bay (ENM)	5	3	1	Yes	Analysis
19	NMB Second Trials 2018 (U18+U20)	2018-04-20	2018-04-22	Standard	Nelson Mandela Bay (ENM)	5	5	3.5	Yes	Analysis
20	South African Junior Team Championships 2017 (U20A)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	4.5	Yes	Analysis

#	Games	Start				End
1	8	Tournament Alekhine Open Chess Tournament 2018				Tournament 2022 NMU USSA Chess Trials
		date 2018-05-05	rnd 4	type Standard	result 1	date 2022-08-17	rnd 1	type Rapid	result 1
		Opponent Davids, T (Taariq)				Opponent Snobolo, S (Simphiwe)
2	7	Tournament NMB 1st Trials 2023				Tournament EC InterVarsity Chess Championship 2023
		date 2023-02-18	rnd 6	type Standard	result 1	date 2023-08-11	rnd 6	type Rapid	result 1
		Opponent Bouwer, T (Tiaan)				Opponent Mawere, J (Justice)
3	6	Tournament 2022 Madibaz Tournament				Tournament 2022 Madibaz Club Championships
		date 2022-09-10	rnd 3	type Rapid	result 1	date 2022-10-05	rnd 3	type Standard	result 1
		Opponent Louis, C (Caitlyn)				Opponent Letsebe, B (Barry Stebe)

#	Games	Start				End
1	10	Tournament Alekhine Open Chess Tournament 2018				Tournament 2022 Madibaz Club Championships
		date 2018-05-05	rnd 4	type Standard	result 1	date 2022-10-05	rnd 3	type Standard	result 1
		Opponent Davids, T (Taariq)				Opponent Letsebe, B (Barry Stebe)
2	5	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-05	rnd 4	type Standard	result 0.5	date 2023-12-08	rnd 8	type Standard	result 1
		Opponent Ndebele, N (Nkosentsha)				Opponent Du Plessis, JAK (Jan)
3	4	Tournament USSA Chess Championships 2024				Tournament USSA Chess Championships 2024
		date 2024-11-30	rnd 3	type Standard	result 1	date 2024-12-02	rnd 6	type Standard	result 1
		Opponent Nkogatse, P (Phafane)				Opponent Ranoto, T (Tumelo)

#	Games	Start				End
1	7	Tournament EC InterVarsity Chess Championship 2023				Tournament Madibaz Rapid Closed 2023
		date 2023-08-11	rnd 1	type Rapid	result 1	date 2023-10-28	rnd 1	type Rapid	result 1
		Opponent Kalimashe, V (Vuyo)				Opponent Banjwa, M (Musawenkosi)
2	3	Tournament 2022 Madibaz Tournament				Tournament 2022 Madibaz Tournament
		date 2022-09-10	rnd 3	type Rapid	result 1	date 2022-09-10	rnd 5	type Rapid	result 1
		Opponent Louis, C (Caitlyn)				Opponent Payi, N (Nzondeleo)
3	2	Tournament Madibaz Rapid Closed 2023				Tournament Madibaz Rapid Closed 2023
		date 2023-10-28	rnd 3	type Rapid	result 1	date 2023-10-28	rnd 4	type Rapid	result 1
		Opponent Kalawe, M (Mario)				Opponent Letsebe, B (Barry Stebe)

#	Games	Start				End
1	2	Tournament 2022 Madibaz Tournament				Tournament 2022 Madibaz Tournament
		date 2022-09-09	rnd 4	type Blitz	result 1	date 2022-09-09	rnd 5	type Blitz	result 1
		Opponent Maduna, S (Sanele)				Opponent Nevin, TW (Tyler)
2	2	Tournament 2022 Madibaz Tournament				Tournament 2022 Madibaz Tournament
		date 2022-09-09	rnd 1	type Blitz	result 1	date 2022-09-09	rnd 2	type Blitz	result 1
		Opponent De Klerk, R (Riaan)				Opponent Freeman, V (Vianco)

#	Games	Start				End
1	7	Tournament NMB 1st Trials 2023				Tournament EC InterVarsity Chess Championship 2023
		date 2023-02-18	rnd 6	type Standard	result 1	date 2023-08-11	rnd 6	type Rapid	result 1
		Opponent Bouwer, T (Tiaan)				Opponent Mawere, J (Justice)
2	6	Tournament 2022 Madibaz Tournament				Tournament 2022 Madibaz Club Championships
		date 2022-09-10	rnd 3	type Rapid	result 1	date 2022-10-05	rnd 3	type Standard	result 1
		Opponent Louis, C (Caitlyn)				Opponent Letsebe, B (Barry Stebe)
3	5	Tournament Madibaz Chess Club Championship				Tournament Madibaz Rapid Closed 2023
		date 2023-10-09	rnd 3	type Standard	result 1	date 2023-10-28	rnd 1	type Rapid	result 1
		Opponent De Kock, K (Kaneesha)				Opponent Banjwa, M (Musawenkosi)

#	Games	Start				End
1	4	Tournament 2023 USSA Championships				Tournament 2023 USSA Championships
		date 2023-12-06	rnd 5	type Standard	result 1	date 2023-12-08	rnd 8	type Standard	result 1
		Opponent Sithole, B (Bongumusa Kevin)				Opponent Du Plessis, JAK (Jan)
2	4	Tournament Madibaz Chess Club Championship				Tournament Madibaz Chess Club Championship
		date 2023-10-09	rnd 3	type Standard	result 1	date 2023-10-18	rnd 6	type Standard	result 1
		Opponent De Kock, K (Kaneesha)				Opponent Maduna, S (Sanele)
3	4	Tournament Ussa Chess Championships 2022				Tournament NMB 1st Trials 2023
		date 2022-12-09	rnd 8	type Standard	result 1	date 2023-02-18	rnd 2	type Standard	result 1
		Opponent Mbhamali, M (Mlando)				Opponent Brewis, L (Luke)

#	Games	Start				End
1	7	Tournament EC InterVarsity Chess Championship 2023				Tournament Madibaz Rapid Closed 2023
		date 2023-08-11	rnd 1	type Rapid	result 1	date 2023-10-28	rnd 1	type Rapid	result 1
		Opponent Kalimashe, V (Vuyo)				Opponent Banjwa, M (Musawenkosi)
2	3	Tournament 2022 Madibaz Tournament				Tournament 2022 Madibaz Tournament
		date 2022-09-10	rnd 3	type Rapid	result 1	date 2022-09-10	rnd 5	type Rapid	result 1
		Opponent Louis, C (Caitlyn)				Opponent Payi, N (Nzondeleo)
3	2	Tournament Madibaz Rapid Closed 2023				Tournament Madibaz Rapid Closed 2023
		date 2023-10-28	rnd 3	type Rapid	result 1	date 2023-10-28	rnd 4	type Rapid	result 1
		Opponent Kalawe, M (Mario)				Opponent Letsebe, B (Barry Stebe)

#	Games	Start				End
1	2	Tournament 2022 Madibaz Tournament				Tournament 2022 Madibaz Tournament
		date 2022-09-09	rnd 4	type Blitz	result 1	date 2022-09-09	rnd 5	type Blitz	result 1
		Opponent Maduna, S (Sanele)				Opponent Nevin, TW (Tyler)
2	2	Tournament 2022 Madibaz Tournament				Tournament 2022 Madibaz Tournament
		date 2022-09-09	rnd 1	type Blitz	result 1	date 2022-09-09	rnd 2	type Blitz	result 1
		Opponent De Klerk, R (Riaan)				Opponent Freeman, V (Vianco)

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	Wagner ,GM (Gerald Martin)	4	0	-425	2	0	-425	2	0	-425	0	0	0
1	Wagner ,GM (Gerald Martin)	4	1764.1	1339.1	2	1771.2	1339.1	2	1644.1	1339.1	0	0	0
2	Maduna ,S (Sanele)	4	2	0	2	1	0	1	0	-425	1	1	425
2	Maduna ,S (Sanele)	4	1422.8	1422.8	2	1428.6	1422.8	1	1219.6	997.8	1	1265.2	1847.8
3	Makhura ,T (Thabang)	4	1	-212.5	1	1	425	3	0	-425	0	0	0
3	Makhura ,T (Thabang)	4	1455.7	1243.2	1	1444.7	1880.7	3	1380.4	1030.7	0	0	0
4	Letsebe ,B (Barry Stebe)	4	3	212.5	1	1	425	3	2	141.7	0	0	0
4	Letsebe ,B (Barry Stebe)	4	1258.3	1470.8	1	1200	1683.3	3	1257	1399.9	0	0	0
5	Peter ,NM (Neathan Mninawa)	3	0	-425	2	0	-425	0	0	0	1	0	-425
5	Peter ,NM (Neathan Mninawa)	3	1759.6	1334.6	2	1840.8	1334.6	0	0	0	1	1458.4	1334.6
6	Muller ,K (Kaden)	3	1	-141.7	1	1	425	1	0	-425	1	0	-425
6	Muller ,K (Kaden)	3	1630	1488.3	1	1668.8	2055	1	1439.2	1205	1	1458.3	1205
7	Vuso ,H (Hlomisa)	2	2	425	2	2	425	0	0	0	0	0	0
7	Vuso ,H (Hlomisa)	2	1390.2	1815.2	2	1401.9	1815.2	0	0	0	0	0	0
8	Nkosi ,DJ (Dumisa Jacob)	2	0	-425	2	0	-425	0	0	0	0	0	0
8	Nkosi ,DJ (Dumisa Jacob)	2	1800.8	1375.8	2	1810.6	1375.8	0	0	0	0	0	0
9	Payi ,N (Nzondeleo)	2	2	425	1	1	425	1	1	425	0	0	0
9	Payi ,N (Nzondeleo)	2	1328.2	1753.2	1	1298.7	1753.2	1	1253.4	1753.2	0	0	0
10	Ndebele ,N (Nkosentsha)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
10	Ndebele ,N (Nkosentsha)	1	1263.8	1263.8	1	1256.8	1263.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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PLAYER PAGE

Personal

Valentyn, J (Jason)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms