Chess South Africa Ratings Database

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Personal

Nel, J (Jacobus Johannes)

Chess SA id

1080152859

FIDE id

Date of birth

2008-07-23 (U18)

Gender

Male

Region

Cape Town (WCT)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

29.7

Junior GPX Points

1340.3

Item	Main	Standard	Rapid	Blitz
Rating	1454.8	1451.8	1173.4	1199.2
Raw rating	1454.8	1451.8	1173.4	1199.2
Weighted rating	1361.2	1358.5	1170.6	1199.1
Weighted performance	1421.8	1421.7	0	0
Floor	967.3	967.5	736.4	700
K-factor	32	32	36	36
Min/Max rating change allowed	115.3	115.8	172.2	166
Highest rating	1467.3 2025-07-01	1467.5 2025-07-01	1236.4 2024-05-01	1200 2018-10-01
Highest raw rating	1467.3 2025-07-01	1467.5 2025-07-01	1236.4 2024-05-01	1200 2024-03-01
Highest weighted rating	1361.2 2025-09-30	1358.5 2025-09-30	1236.4 2018-10-01	1200 2018-10-01
Highest weighted performance	1467.3 2025-07-01	1467.5 2024-03-01	1200 2019-12-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1454.8	1451.8	1173.4	1199.2
Analysis
Rating	1454.8	1451.8	1173.4	1199.2
Raw rating	1454.8	1451.8	1173.4	1199.2
Weighted rating	1361.2	1358.5	1170.6
Weighted performance	1421.8	1421.7	0
K-factor	32	32	36	36
Floor	967.3	967.5	736.4	700
Max/Min rating change allowed	115.3	115.8	172.2	166
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	1454.8	1451.8	1173.4	1199.2
New weighted rating	1372.6	1370	1170.5	1199.1
New weighted performance	1421.3	1421.2	0	0
Temp new rating	1454.8	1451.8	1173.4	1199.2
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1454.8	1451.8	1173.4	1199.2
New K-factor	32	32	36	36
New floor	967.3	967.5	736.4	700

Item	Main	Standard	Rapid	Blitz
	0	0	0	0
	24	24	0	0
	61	37	15	9
	21	20	1	0
	0	0	0	0
	0	0	0	0
History	106	81	16	9

Games since
	Main 96	Standard 72		Rapid 15		Blitz 9
Gender	Male
Age group	U18
Region	Cape Town (WCT)
Province	Western Cape (WC)
Main
	RSA		Province		Region
Overall	1605		489		238
Male	1355		399		197
U18	258		81		34
U18 Male	226		69		28
Standard
	RSA		Province		Region
Overall	1549		419		212
Male	1296		335		172
U18	253		64		30
U18 Male	220		54		24
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	24	16	66.67	141.7	1347.3	1489
Standard	24	16	66.67	141.7	1347.3	1489
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	106	49.5	46.7	-28.1	1348.1	1320.1
Standard	81	39.5	48.77	-10.5	1336.1	1325.6
Rapid	16	5.5	34.38	-132.8	1373.1	1240.3
Blitz	9	4.5	50	0	1412.3	1412.3

Date	Main	Standard	Rapid	Blitz
2025-09-30	1454.8	1451.8	1173.4	1199.2
2025-09-01	1467.3	1467.5	1173.4	1199.2
2025-08-01	1467.3	1467.5	1173.4	1199.2
2025-07-01	1467.3	1467.5	1173.4	1199.2
2025-06-01	1414.8	1397.1	1173.4	1199.2
2025-05-01	1426.6	1406.7	1173.4	1199.2
2025-04-01	1426.6	1406.7	1173.4	1199.2
2025-03-01	1426.6	1406.7	1173.4	1199.2
2025-02-01	1279.4	1284.1	1172.8	1198.8
2025-01-01	1279.4	1284.1	1155	1192.1
2024-12-01	1269.6	1284.1	1155	1200
2024-11-01	1269.6	1284.1	1155	1200
2024-10-01	1269.6	1287.7	1155	1200
2024-09-01	1224.8	1236.9	1155	1200
2024-08-01	1224.8	1236.9	1155	1200
2024-07-01	1224.8	1236.9	1155	1200
2024-06-01	1224.8	1236.9	1155	1200
2024-08-01	1357.3	1328.7	1236.4	1200
2024-04-01	1361.5	1341.3	1192.8	1200
2024-03-01	1208.8	1201.6	1192.8	1200
2024-02-01	1181	1162.4	1192.8	1200
2024-01-01	1181	1162.4	1192.8	1200
2023-12-01	1181	1162.4	1192.8	1200
2023-11-01	1204.8	1193.6	1192.8	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 Centurion Chess Open Tournament (C)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2025 Jacaranda Round Robin Open Chess Tournament (F)	2025-06-21	2025-06-21	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
3	2025 Tshwane South School District Individual Finals (D4) (U18 Boys)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	2025 Blou Bul Open Chess Tournament (D1)	2025-02-08	2025-02-08	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
5	2025 Piet Robbertse Fide Rated Open Chess Tournament (D)	2025-02-01	2025-02-02	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Centurion Chess Open Tournament (C)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2025 Jacaranda Round Robin Open Chess Tournament (F)	2025-06-21	2025-06-21	Standard	Tshwane (GTP)	5	4	3	Yes	Analysis
3	2025 Tshwane South School District Individual Finals (D4) (U18 Boys)	2025-05-10	2025-05-10	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
4	2025 Blou Bul Open Chess Tournament (D1)	2025-02-08	2025-02-08	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
5	2025 Piet Robbertse Fide Rated Open Chess Tournament (D)	2025-02-01	2025-02-02	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
6	CCC Blitz 2024	2024-12-04	2024-12-04	Blitz	Tshwane (GTP)	9	9	4.5	Yes	Analysis
7	2024 Tshwane Chess Club Clash (Open)	2024-10-12	2024-10-12	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
8	Centurion Chess Open Tournament 2024 (C)	2024-09-21	2024-09-21	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
9	Cape Town Junior League Finals 2024 (U18 Open A)	2024-05-18	2024-05-18	Rapid	Cape Town (WCT)	5	5	0.5	Yes	Analysis
10	Steinitz Chess Festival 2024 (Open)	2024-05-10	2024-05-12	Standard	Cape Town (WCT)	6	5	0	Yes	Analysis
11	Cape Town Junior League - Qualifier 2 2024 (U18)	2024-04-20	2024-04-20	Rapid	Cape Town (WCT)	6	6	2	Yes	Analysis
12	Cape Town Junior League Qualifier 2024 (U18 Open)	2024-04-06	2024-04-06	Rapid	Cape Town (WCT)	6	4	3	Yes	Analysis
13	Strategize to Win 2024 (D)	2024-04-13	2024-04-14	Standard	Cape Town (WCT)	5	5	2	Yes	Analysis
14	Cape Town Open Chess Championship 2024 (Intermediate)	2024-03-16	2024-03-17	Standard	Cape Town (WCT)	6	6	3.5	Yes	Analysis
15	Cape Town Metro Schools Chess Closed Individuals 2024 (U18 Boys)	2024-03-02	2024-03-03	Standard	Cape Town (WCT)	6	6	3	Yes	Analysis
16	CT District East Schools Chess Individuals Trails 2024 (U18 Boys)	2024-02-03	2024-02-03	Standard	Cape Town (WCT)	5	5	3	Yes	Analysis
17	Kraaifontein Open 2023 (Intermediate)	2023-12-09	2023-12-10	Standard	Cape Town (WCT)	6	6	1.5	Yes	Analysis
18	Chess Elevation Series 2023 (Level 1A)	2023-11-03	2023-11-04	Standard	Cape Town (WCT)	5	5	4	Yes	Analysis
19	Western Cape Closed Championship 2023 (U16)	2023-09-23	2023-09-23	Rapid	Cape Town (WCT)	6	1	0	Yes	Analysis
20	WP Closed 2023 (U16)	2023-06-16	2023-06-17	Standard	Cape Town (WCT)	6	5	0.5	Yes	Analysis
21	Cape Town Open 2023 (Intermediate)	2023-03-25	2023-03-26	Standard	Cape Town (WCT)	6	4	0	Yes	Analysis

#	Games	Start				End
1	6	Tournament CCC Blitz 2024				Tournament 2025 Piet Robbertse Fide Rated Open Chess Tournament
		date 2024-12-04	rnd 7	type Blitz	result 1	date 2025-02-01	rnd 3	type Standard	result 1
		Opponent Swart, A (Annebel)				Opponent Motebejane, T (Temogo)
2	4	Tournament 2025 Tshwane South School District Individual Finals (D4)				Tournament 2025 Jacaranda Round Robin Open Chess Tournament
		date 2025-05-10	rnd 5	type Standard	result 0.5	date 2025-06-21	rnd 3	type Standard	result 1
		Opponent Nason, C (Cyle)				Opponent Vermeulen, T (Tiaan Leon)
3	4	Tournament 2025 Blou Bul Open Chess Tournament				Tournament 2025 Tshwane South School District Individual Finals (D4)
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Kgwale, K (Keratilwe)				Opponent Mahlangu, S (Sphamandla)

#	Games	Start				End
1	4	Tournament 2025 Tshwane South School District Individual Finals (D4)				Tournament 2025 Jacaranda Round Robin Open Chess Tournament
		date 2025-05-10	rnd 5	type Standard	result 0.5	date 2025-06-21	rnd 3	type Standard	result 1
		Opponent Nason, C (Cyle)				Opponent Vermeulen, T (Tiaan Leon)
2	4	Tournament 2025 Blou Bul Open Chess Tournament				Tournament 2025 Tshwane South School District Individual Finals (D4)
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Kgwale, K (Keratilwe)				Opponent Mahlangu, S (Sphamandla)
3	4	Tournament WP Closed 2023				Tournament Chess Elevation Series 2023
		date 2023-06-17	rnd 5	type Standard	result 0.5	date 2023-11-04	rnd 3	type Standard	result 1
		Opponent Chamberlain, C (Chrismari)				Opponent Dubbeld, B (Benjamin)

#	Games	Start				End
1	3	Tournament Cape Town Junior League Qualifier 2024				Tournament Cape Town Junior League Qualifier 2024
		date 2024-04-06	rnd 4	type Rapid	result 1	date 2024-04-06	rnd 6	type Rapid	result 1
		Opponent Goliath, E (Eugeney)				Opponent Adams, K (Kyron)
2	2	Tournament Cape Town Junior League - Qualifier 2 2024				Tournament Cape Town Junior League - Qualifier 2 2024
		date 2024-04-20	rnd 2	type Rapid	result 1	date 2024-04-20	rnd 3	type Rapid	result 1
		Opponent Williams, K (Kylo)				Opponent Teketa, A (Avile)
3	1	Tournament Cape Town Junior League Finals 2024				Tournament Cape Town Junior League Finals 2024
		date 2024-05-18	rnd 1	type Rapid	result 0.5	date 2024-05-18	rnd 1	type Rapid	result 0.5
		Opponent Ziegers, Z (Zaskia)				Opponent Ziegers, Z (Zaskia)

#	Games	Start				End
1	3	Tournament CCC Blitz 2024				Tournament CCC Blitz 2024
		date 2024-12-04	rnd 7	type Blitz	result 1	date 2024-12-04	rnd 9	type Blitz	result 0.5
		Opponent Swart, A (Annebel)				Opponent Jacobs, AE (Alyssa)
2	1	Tournament CCC Blitz 2024				Tournament CCC Blitz 2024
		date 2024-12-04	rnd 4	type Blitz	result 1	date 2024-12-04	rnd 4	type Blitz	result 1
		Opponent Simao, A (Arya)				Opponent Simao, A (Arya)
3	1	Tournament CCC Blitz 2024				Tournament CCC Blitz 2024
		date 2024-12-04	rnd 1	type Blitz	result 1	date 2024-12-04	rnd 1	type Blitz	result 1
		Opponent Rautenbach, H (Helen Christine)				Opponent Rautenbach, H (Helen Christine)

#	Games	Start				End
1	4	Tournament 2025 Blou Bul Open Chess Tournament				Tournament 2025 Tshwane South School District Individual Finals (D4)
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Kgwale, K (Keratilwe)				Opponent Mahlangu, S (Sphamandla)
2	3	Tournament 2025 Jacaranda Round Robin Open Chess Tournament				Tournament 2025 Jacaranda Round Robin Open Chess Tournament
		date 2025-06-21	rnd 1	type Standard	result 1	date 2025-06-21	rnd 3	type Standard	result 1
		Opponent Marais, L (Luke)				Opponent Vermeulen, T (Tiaan Leon)
3	3	Tournament 2025 Piet Robbertse Fide Rated Open Chess Tournament				Tournament 2025 Piet Robbertse Fide Rated Open Chess Tournament
		date 2025-02-01	rnd 1	type Standard	result 1	date 2025-02-01	rnd 3	type Standard	result 1
		Opponent Eksteen, Z (Zoe)				Opponent Motebejane, T (Temogo)

#	Games	Start				End
1	4	Tournament 2025 Blou Bul Open Chess Tournament				Tournament 2025 Tshwane South School District Individual Finals (D4)
		date 2025-02-08	rnd 3	type Standard	result 1	date 2025-05-10	rnd 1	type Standard	result 1
		Opponent Kgwale, K (Keratilwe)				Opponent Mahlangu, S (Sphamandla)
2	3	Tournament 2025 Jacaranda Round Robin Open Chess Tournament				Tournament 2025 Jacaranda Round Robin Open Chess Tournament
		date 2025-06-21	rnd 1	type Standard	result 1	date 2025-06-21	rnd 3	type Standard	result 1
		Opponent Marais, L (Luke)				Opponent Vermeulen, T (Tiaan Leon)
3	3	Tournament 2025 Piet Robbertse Fide Rated Open Chess Tournament				Tournament 2025 Piet Robbertse Fide Rated Open Chess Tournament
		date 2025-02-01	rnd 1	type Standard	result 1	date 2025-02-01	rnd 3	type Standard	result 1
		Opponent Eksteen, Z (Zoe)				Opponent Motebejane, T (Temogo)

#	Games	Start				End
1	3	Tournament Cape Town Junior League Qualifier 2024				Tournament Cape Town Junior League Qualifier 2024
		date 2024-04-06	rnd 4	type Rapid	result 1	date 2024-04-06	rnd 6	type Rapid	result 1
		Opponent Goliath, E (Eugeney)				Opponent Adams, K (Kyron)
2	2	Tournament Cape Town Junior League - Qualifier 2 2024				Tournament Cape Town Junior League - Qualifier 2 2024
		date 2024-04-20	rnd 2	type Rapid	result 1	date 2024-04-20	rnd 3	type Rapid	result 1
		Opponent Williams, K (Kylo)				Opponent Teketa, A (Avile)

#	Games	Start				End
1	2	Tournament CCC Blitz 2024				Tournament CCC Blitz 2024
		date 2024-12-04	rnd 7	type Blitz	result 1	date 2024-12-04	rnd 8	type Blitz	result 1
		Opponent Swart, A (Annebel)				Opponent Schoeman, RR (Russo Robbertse)
2	1	Tournament CCC Blitz 2024				Tournament CCC Blitz 2024
		date 2024-12-04	rnd 4	type Blitz	result 1	date 2024-12-04	rnd 4	type Blitz	result 1
		Opponent Simao, A (Arya)				Opponent Simao, A (Arya)
3	1	Tournament CCC Blitz 2024				Tournament CCC Blitz 2024
		date 2024-12-04	rnd 1	type Blitz	result 1	date 2024-12-04	rnd 1	type Blitz	result 1
		Opponent Rautenbach, H (Helen Christine)				Opponent Rautenbach, H (Helen Christine)

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	Shasha ,I (Iyanda)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Shasha ,I (Iyanda)	2	1368	943	2	1314.1	943	0	0	0	0	0	0
2	Adams ,K (Kyron)	2	1	0	1	0	-425	1	1	425	0	0	0
2	Adams ,K (Kyron)	2	1429.8	1429.8	1	1369.2	1004.8	1	1377.4	1854.8	0	0	0
3	Palmer ,J (Jesse)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Palmer ,J (Jesse)	2	1482.4	1057.4	1	1413.4	1057.4	1	1429.4	1057.4	0	0	0
4	Kruger ,D (Daniel)	2	0	-425	1	0	-425	1	0	-425	0	0	0
4	Kruger ,D (Daniel)	2	1279.8	854.8	1	1240.5	854.8	1	1299.8	854.8	0	0	0
5	Siteto ,L (Lindokuhle)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Siteto ,L (Lindokuhle)	1	1431.9	1006.9	1	1410	1006.9	0	0	0	0	0	0
6	Nieuwoudt ,H (Hein)	1	1	425	1	1	425	0	0	0	0	0	0
6	Nieuwoudt ,H (Hein)	1	1395.1	1820.1	1	1366.5	1820.1	0	0	0	0	0	0
7	Antonio ,E (Ebed)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Antonio ,E (Ebed)	1	1218.8	793.8	1	1200	793.8	0	0	0	0	0	0
8	Copley ,M (Murray)	1	1	425	1	1	425	0	0	0	0	0	0
8	Copley ,M (Murray)	1	1416.1	1841.1	1	1364.8	1841.1	0	0	0	0	0	0
9	Plaat ,J (Jerome)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Plaat ,J (Jerome)	1	1237	812	1	1200	812	0	0	0	0	0	0
10	Vlok ,A (Adiaan)	1	1	425	1	1	425	0	0	0	0	0	0
10	Vlok ,A (Adiaan)	1	1371.4	1796.4	1	1345	1796.4	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Nel, J (Jacobus Johannes)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms