Chess South Africa Ratings Database

PLAYER PAGE

Personal

Slater, J (James)

Chess SA id

109088693

FIDE id

Date of birth

2009-04-16 (U18)

Gender

Male

Region

Buffalo City (EBC)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-10

Personal details last changed

1900-01-01

Junior GPX Games

27.7

Junior GPX Points

1225.9

Item	Main	Standard	Rapid	Blitz
Rating	1330.9	1327.2	1014.9	681
Raw rating	1330.9	1327.2	1014.9	681
Weighted rating	1329.5	1323.4	1014.9	651
Weighted performance	1229.5	1238.6	581.3	0
Floor	859.1	854.4	514.9	500
K-factor	36	36	40	40
Min/Max rating change allowed	137.6	138.3	215.9	347.3
Highest rating	1371.4 2023-10-01	1358.1 2024-03-01	1200 2018-02-01	1200 2024-02-01
Highest raw rating	1359.1 2024-04-01	1354.4 2024-04-01	1014.9 2024-02-01	681 2025-02-01
Highest weighted rating	1329.8 2025-08-01	1323.2 2025-08-01	1014.9 2024-11-01	642.7 2025-08-01
Highest weighted performance	1371.4 2023-10-01	1358.1 2024-03-01	1200 2018-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1330.9	1327.2	1014.9	681
Analysis
Rating	1330.9	1327.2	1014.9	681
Raw rating	1330.9	1327.2	1014.9	681
Weighted rating	1329.5	1323.4	1014.9
Weighted performance	1229.5	1238.6	581.3
K-factor	36	36	40	40
Floor	859.1	854.4	514.9	500
Max/Min rating change allowed	137.6	138.3	215.9	347.3
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	1330.9	1327.2	1014.9	681
New weighted rating	1329.4	1323.4	1014.9	654.7
New weighted performance	1229.1	1238.1	580.9	0
Temp new rating	1330.9	1327.2	1014.9	681
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1330.9	1327.2	1014.9	681
New K-factor	36	36	40	40
New floor	859.1	854.4	514.9	500

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	30	22	0	8
	24	24	0	0
	15	15	0	0
	28	10	18	0
	0	0	0	0
History	217	178	31	8

Games since
	Main 60	Standard 52		Rapid 0		Blitz 8
Gender	Male
Age group	U18
Region	Buffalo City (EBC)
Province	Eastern Cape (EC)
Main
	RSA		Province		Region
Overall	2872		380		116
Male	2295		322		94
U18	437		54		21
U18 Male	363		52		21
Standard
	RSA		Province		Region
Overall	2806		385		122
Male	2246		322		98
U18	452		62		26
U18 Male	383		59		25
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	30	12	40	-85	1362.9	1277.9
Standard	22	9.5	43.18	-58	1347.3	1289.3
Rapid	0	0	0	0	0	0
Blitz	8	2.5	31.25	-159.4	1406	1246.6
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	198	105.5	53.28	27.9	1155.9	1183.8
Standard	159	87	54.72	40.1	1154.1	1194.2
Rapid	31	16	51.61	13.7	1100.8	1114.5
Blitz	8	2.5	31.25	-159.4	1406	1246.6

Date	Main	Standard	Rapid	Blitz
2025-09-30	1330.9	1327.2	1014.9	681
2025-09-01	1330.9	1327.2	1014.9	681
2025-08-01	1330.9	1327.2	1014.9	681
2025-07-01	1330.9	1327.2	1014.9	681
2025-06-01	1330.9	1327.2	1014.9	681
2025-05-01	1328.8	1321.9	1014.9	681
2025-04-01	1327.6	1318.9	1014.9	681
2025-03-01	1326.2	1316.9	1014.9	681
2025-02-01	1322.4	1312.8	1014.9	681
2025-01-01	1331.9	1327.4	1014.9	606
2024-12-01	1321.1	1313	1014.9	606
2024-11-01	1321.1	1313	1014.9	606
2024-10-01	1321.1	1313	1014.9	606
2024-09-01	1321.1	1313	1014.9	606
2024-08-01	1321.1	1313	1014.9	606
2024-07-01	1333.4	1325.6	1014.9	606
2024-06-01	1333.4	1325.6	1014.9	606
2024-08-01	1338.2	1330.3	1014.9	606
2024-04-01	1359.1	1354.4	1014.9	606
2024-03-01	1345.1	1340.4	1014.9	606
2024-02-01	1345.1	1340.4	1014.9	606
2024-01-01	1345.1	1340.4	1014.9	606
2023-12-01	1345.1	1340.4	1014.9	606
2023-11-01	1345.1	1340.4	1014.9	606

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 3 (U18)	2025-05-10	2025-05-10	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
2	EC Open 2025 (U16-U20 Boys)	2025-05-02	2025-05-02	Standard	Buffalo City (EBC)	7	7	3.5	Yes	Analysis
3	2025 Buffalo City Chess Trials 1 (U18)	2025-03-22	2025-03-22	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
4	NMBCU vs BCC Derby Chess Invitational 2025 (U16)	2025-01-10	2025-01-11	Standard	Nelson Mandela Bay (ENM)	5	5	0.5	Yes	Analysis
5	NMBCU vs BCC Derby Chess Invitational 2025 (Blitz Open A)	2025-01-12	2025-01-12	Blitz	Nelson Mandela Bay (ENM)	9	8	2.5	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 3 (U18)	2025-05-10	2025-05-10	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
2	EC Open 2025 (U16-U20 Boys)	2025-05-02	2025-05-02	Standard	Buffalo City (EBC)	7	7	3.5	Yes	Analysis
3	2025 Buffalo City Chess Trials 1 (U18)	2025-03-22	2025-03-22	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
4	NMBCU vs BCC Derby Chess Invitational 2025 (U16)	2025-01-10	2025-01-11	Standard	Nelson Mandela Bay (ENM)	5	5	0.5	Yes	Analysis
5	NMBCU vs BCC Derby Chess Invitational 2025 (Blitz Open A)	2025-01-12	2025-01-12	Blitz	Nelson Mandela Bay (ENM)	9	8	2.5	Yes	Analysis
6	EL Junior Closed 2024 (U16)	2024-11-23	2024-11-23	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
7	BC 4th HS Trials 204 (U16A)	2024-07-20	2024-07-20	Standard	Buffalo City (EBC)	5	4	2	Yes	Analysis
8	BC Chess HS Trials 3 2024 (U16)	2024-05-04	2024-05-04	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
9	2nd Buffalo City Chess Trials 2024 (U16A)	2024-04-06	2024-04-06	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
10	1st BC Chess Trials 2024 (U16A)	2024-03-02	2024-03-02	Standard	Buffalo City (EBC)	5	5	3.5	Yes	Analysis
11	BC Vikings Closed 2023 (U14+U16)	2023-10-03	2023-10-04	Standard	Buffalo City (EBC)	6	6	3.5	Yes	Analysis
12	4th BC HS Trials 2023 (U16A)	2023-08-26	2023-08-26	Standard	Cape Winelands (WCW)	5	5	4.5	Yes	Analysis
13	2nd Junior Vikings 2023 (U14A+U16A)	2023-02-23	2023-02-23	Standard	Buffalo City (EBC)	5	4	2	Yes	Analysis
14	Slum Knights 2022 (A)	2022-08-06	2022-08-06	Rapid	Buffalo City (EBC)	5	5	2	Yes	Analysis
15	BC Chess Trials 5 of 5 2022 (B)	2022-06-11	2022-06-11	Rapid	Buffalo City (EBC)	7	7	4	Yes	Analysis
16	BC Chess 4th Border Trials 2022 (B)	2022-05-21	2022-05-21	Rapid	Buffalo City (EBC)	6	6	4	Yes	Analysis
17	BC Trials 3 2022 (U14A)	2022-03-05	2022-03-05	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
18	BC Trials 1 2022 (U14A)	2022-02-11	2022-02-11	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
19	3rd BC Chess Trials 2020 (U10A+U12A)	2020-03-14	2020-03-14	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
20	BC Trials 2 2020 (U12A)	2020-02-29	2020-02-29	Standard	Buffalo City (EBC)	5	4	2	Yes	Analysis
21	BC Trials 1 2020 (U12A)	2020-02-15	2020-02-15	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
22	Vikings League 4 of 6 2019 (Little League)	2019-09-14	2019-09-14	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
23	Vikings League 2 of 6 2019 (Little League)	2019-08-17	2019-08-17	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
24	Buffalo City Trials 4 of 5 2019 (U12A)	2019-05-04	2019-05-04	Standard	Buffalo City (EBC)	5	4	1	Yes	Analysis
25	Buffalo City Trials 3 of 5 2019 (U12A)	2019-04-13	2019-04-13	Standard	Buffalo City (EBC)	5	5	2	Yes	Analysis
26	Buffalo City Trials 2 of 5 2019 (U12A)	2019-02-23	2019-02-23	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
27	Buffalo City Trials 1 of 5 2019 (U10A)	2019-02-09	2019-02-09	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
28	5th Vikings League 2018 (Little League)	2018-11-01	2018-11-01	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
29	4th Vikings League 208 (Little League)	2018-10-18	2018-10-18	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
30	3rd Border Vikings Chess League 2018 (Little League)	2018-09-15	2018-09-15	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
31	East London School League 2018 (Foundation)	2018-08-18	2018-08-18	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
32	Chess Vikings League 2nd 2018 (Little League)	2018-08-04	2018-08-04	Standard	Buffalo City (EBC)	5	5	2.5	Yes	Analysis
33	1st Border Vikings Chess League 2018 (Little League)	2018-07-28	2018-07-28	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
34	Ashleys Chess Vikings Rapid 2018 (Little League)	2018-06-30	2018-06-30	Rapid	Buffalo City (EBC)	6	6	4	Yes	Analysis
35	4th Buffalo Trials 2018 (U10A)	2018-05-05	2018-05-05	Standard	Buffalo City (EBC)	5	5	4	Yes	Analysis
36	3rd Buffalo Trials 2018 (U10A)	2018-04-14	2018-04-14	Rapid	Buffalo City (EBC)	7	7	2	Yes	Analysis
37	2nd Buffalo Trials 2018 (U8A+U10A)	2018-03-17	2018-03-17	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis
38	Buffalo City 1st Chess Trials 2018 (U8A+U10A)	2018-02-17	2018-02-17	Standard	Buffalo City (EBC)	5	5	3	Yes	Analysis

#	Games	Start				End
1	8	Tournament 4th BC HS Trials 2023				Tournament BC Vikings Closed 2023
		date 2023-08-26	rnd 1	type Standard	result 1	date 2023-10-03	rnd 3	type Standard	result 1
		Opponent Mayo, E (Esinaye)				Opponent Bambela, O (Onako)
2	6	Tournament 1st Border Vikings Chess League 2018				Tournament Chess Vikings League 2nd 2018
		date 2018-07-28	rnd 3	type Standard	result 1	date 2018-08-04	rnd 3	type Standard	result 1
		Opponent Driffield, G (Gary)				Opponent Scheckter, R (Rebecca)
3	6	Tournament 4th Buffalo Trials 2018				Tournament Ashleys Chess Vikings Rapid 2018
		date 2018-05-05	rnd 2	type Standard	result 1	date 2018-06-30	rnd 2	type Rapid	result 1
		Opponent Scheckter, R (Rebecca)				Opponent Simpson, K (Keegan)

#	Games	Start				End
1	8	Tournament 4th BC HS Trials 2023				Tournament BC Vikings Closed 2023
		date 2023-08-26	rnd 1	type Standard	result 1	date 2023-10-03	rnd 3	type Standard	result 1
		Opponent Mayo, E (Esinaye)				Opponent Bambela, O (Onako)
2	6	Tournament 1st Border Vikings Chess League 2018				Tournament Chess Vikings League 2nd 2018
		date 2018-07-28	rnd 3	type Standard	result 1	date 2018-08-04	rnd 3	type Standard	result 1
		Opponent Driffield, G (Gary)				Opponent Scheckter, R (Rebecca)
3	5	Tournament 1st BC Chess Trials 2024				Tournament 2nd Buffalo City Chess Trials 2024
		date 2024-03-02	rnd 4	type Standard	result 1	date 2024-04-06	rnd 3	type Standard	result 1
		Opponent Nkohla, L (Linomtha)				Opponent Semwogerere, J (Joseph)

#	Games	Start				End
1	4	Tournament BC Chess Trials 5 of 5 2022				Tournament Slum Knights 2022
		date 2022-06-11	rnd 6	type Rapid	result 1	date 2022-08-06	rnd 2	type Rapid	result 1
		Opponent Mafukidze, T (Tafara)				Opponent Pearson, D (Dane)
2	3	Tournament BC Chess 4th Border Trials 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-05-21	rnd 5	type Rapid	result 1	date 2022-06-11	rnd 1	type Rapid	result 1
		Opponent Owusu-Ansah, D (Daniel)				Opponent Owusu-Ansah, D (Daniel)
3	2	Tournament Ashleys Chess Vikings Rapid 2018				Tournament BC Chess 4th Border Trials 2022
		date 2018-06-30	rnd 6	type Rapid	result 1	date 2022-05-21	rnd 1	type Rapid	result 1
		Opponent Shonqa, O (Olwwethu)				Opponent Nkebe, A (Aviwe)

#	Games	Start				End
1	2	Tournament NMBCU vs BCC Derby Chess Invitational 2025				Tournament NMBCU vs BCC Derby Chess Invitational 2025
		date 2025-01-12	rnd 6	type Blitz	result 1	date 2025-01-12	rnd 7	type Blitz	result 0.5
		Opponent Bojana, S (Singisile)				Opponent Du Preez, D (Dillon)
2	1	Tournament NMBCU vs BCC Derby Chess Invitational 2025				Tournament NMBCU vs BCC Derby Chess Invitational 2025
		date 2025-01-12	rnd 4	type Blitz	result 1	date 2025-01-12	rnd 4	type Blitz	result 1
		Opponent Qubeka, S (Simele)				Opponent Qubeka, S (Simele)

#	Games	Start				End
1	6	Tournament 4th Buffalo Trials 2018				Tournament Ashleys Chess Vikings Rapid 2018
		date 2018-05-05	rnd 2	type Standard	result 1	date 2018-06-30	rnd 2	type Rapid	result 1
		Opponent Scheckter, R (Rebecca)				Opponent Simpson, K (Keegan)
2	4	Tournament 4th BC HS Trials 2023				Tournament 4th BC HS Trials 2023
		date 2023-08-26	rnd 1	type Standard	result 1	date 2023-08-26	rnd 4	type Standard	result 1
		Opponent Mayo, E (Esinaye)				Opponent Brown, C (Christopher)
3	4	Tournament 5th Vikings League 2018				Tournament 5th Vikings League 2018
		date 2018-11-01	rnd 1	type Standard	result 1	date 2018-11-01	rnd 4	type Standard	result 1
		Opponent Heger , A (Angelique)				Opponent August, S (Siyolise)

#	Games	Start				End
1	5	Tournament 4th Buffalo Trials 2018				Tournament 1st Border Vikings Chess League 2018
		date 2018-05-05	rnd 2	type Standard	result 1	date 2018-07-28	rnd 1	type Standard	result 1
		Opponent Scheckter, R (Rebecca)				Opponent Cetyiwe, A (Asamele)
2	4	Tournament 4th BC HS Trials 2023				Tournament 4th BC HS Trials 2023
		date 2023-08-26	rnd 1	type Standard	result 1	date 2023-08-26	rnd 4	type Standard	result 1
		Opponent Mayo, E (Esinaye)				Opponent Brown, C (Christopher)
3	4	Tournament 5th Vikings League 2018				Tournament 5th Vikings League 2018
		date 2018-11-01	rnd 1	type Standard	result 1	date 2018-11-01	rnd 4	type Standard	result 1
		Opponent Heger , A (Angelique)				Opponent August, S (Siyolise)

#	Games	Start				End
1	3	Tournament BC Chess 4th Border Trials 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-05-21	rnd 5	type Rapid	result 1	date 2022-06-11	rnd 1	type Rapid	result 1
		Opponent Owusu-Ansah, D (Daniel)				Opponent Owusu-Ansah, D (Daniel)
2	2	Tournament BC Chess Trials 5 of 5 2022				Tournament BC Chess Trials 5 of 5 2022
		date 2022-06-11	rnd 6	type Rapid	result 1	date 2022-06-11	rnd 7	type Rapid	result 1
		Opponent Mafukidze, T (Tafara)				Opponent Dyakopu, T (Thankdo)
3	2	Tournament Ashleys Chess Vikings Rapid 2018				Tournament BC Chess 4th Border Trials 2022
		date 2018-06-30	rnd 6	type Rapid	result 1	date 2022-05-21	rnd 1	type Rapid	result 1
		Opponent Shonqa, O (Olwwethu)				Opponent Nkebe, A (Aviwe)

#	Games	Start				End
1	1	Tournament NMBCU vs BCC Derby Chess Invitational 2025				Tournament NMBCU vs BCC Derby Chess Invitational 2025
		date 2025-01-12	rnd 6	type Blitz	result 1	date 2025-01-12	rnd 6	type Blitz	result 1
		Opponent Bojana, S (Singisile)				Opponent Bojana, S (Singisile)
2	1	Tournament NMBCU vs BCC Derby Chess Invitational 2025				Tournament NMBCU vs BCC Derby Chess Invitational 2025
		date 2025-01-12	rnd 4	type Blitz	result 1	date 2025-01-12	rnd 4	type Blitz	result 1
		Opponent Qubeka, S (Simele)				Opponent Qubeka, S (Simele)

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	Mdingi ,L (Limnandi)	10	1	-340	9	1	-330.6	1	0	-425	0	0	0
1	Mdingi ,L (Limnandi)	10	1077.6	737.6	9	1126.5	747	1	652.4	652.6	0	0	0
2	Goldswain ,M (Matthew)	7	2.5	-121.4	6	1.5	-212.5	1	1	425	0	0	0
2	Goldswain ,M (Matthew)	7	989.5	868.1	6	1001.3	777	1	525	1414.5	0	0	0
3	Deang ,A (Aldre)	7	3.5	0	5	2.5	0	2	1	0	0	0	0
3	Deang ,A (Aldre)	7	859.3	859.3	5	857.7	859.3	2	779	859.3	0	0	0
4	Cressey ,RJ (Ryelee Jordan)	5	0	-425	5	0	-425	0	0	0	0	0	0
4	Cressey ,RJ (Ryelee Jordan)	5	1405.5	980.5	5	1399.9	980.5	0	0	0	0	0	0
5	Driffield ,G (Gary)	5	1	-255	4	1	-212.5	1	0	-425	0	0	0
5	Driffield ,G (Gary)	5	1268.3	1013.3	4	1258.8	1055.8	1	1298.4	843.3	0	0	0
6	Toich ,J (Joshua)	5	0.5	-340	4	0.5	-318.8	1	0	-425	0	0	0
6	Toich ,J (Joshua)	5	943.1	603.1	4	970.2	624.3	1	713.8	518.1	0	0	0
7	August ,S (Siyolise)	5	2	-85	3	2	141.7	2	0	-425	0	0	0
7	August ,S (Siyolise)	5	872.7	787.7	3	959.7	1014.4	2	613.2	447.7	0	0	0
8	Botha ,T (Tyler)	4	1	-212.5	4	1	-212.5	0	0	0	0	0	0
8	Botha ,T (Tyler)	4	1317.3	1104.8	4	1336.9	1104.8	0	0	0	0	0	0
9	Maweni ,C (Cwenga)	4	2	0	4	2	0	0	0	0	0	0	0
9	Maweni ,C (Cwenga)	4	1292.3	1292.3	4	1288.9	1292.3	0	0	0	0	0	0
10	Mortimer ,A (Aimee)	4	3	212.5	4	3	212.5	0	0	0	0	0	0
10	Mortimer ,A (Aimee)	4	592.5	805	4	549.6	805	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Slater, J (James)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms