Chess South Africa Ratings Database

PLAYER PAGE

Personal

Gower, J (Juvan)

Chess SA id

1170300030

FIDE id

Date of birth

2017-01-31 (U10)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-11-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1402.6	1349.9	1286.5	1200
Raw rating	1354.3	1319	1286.5	1200
Weighted rating	1193.3	1157.7	1237.2	1200
Weighted performance	1402.6	1349.9	0	0
Floor	854.3	819	786.5	700
K-factor	36	36	36	36
Min/Max rating change allowed	133.1	140	146.6	165.8
Highest rating	1418.5 2025-11-30	1365.3 2025-11-30	1286.5 2025-08-01	1200 2024-03-01
Highest raw rating	1354.3 2025-11-30	1319 2025-11-30	1286.5 2025-08-01	1200 2024-03-01
Highest weighted rating	1200 2024-03-01	1200 2024-03-01	1206.9 2025-08-01	1200 2024-03-01
Highest weighted performance	1418.5 2025-11-30	1365.3 2025-11-30	1200 2024-03-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-9.4	-9.1	0	0
New rating	1393.2	1340.8	1286.5	1200
Analysis
Rating	1402.6	1349.9	1286.5	1200
Raw rating	1354.3	1319	1286.5	1200
Weighted rating	1193.3	1157.7	1237.2
Weighted performance	1402.6	1349.9	0
K-factor	36	36	36	36
Floor	854.3	819	786.5	700
Max/Min rating change allowed	133.1	140	146.6	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	1354.3	1319	1286.5	1200
New weighted rating	1209.2	1172.9	1242.4	1200
New weighted performance	1393.2	1340.8	0	0
Temp new rating	1393.2	1340.8	1286.5	1200
Temp new rating +/-	-9.4	-9.1	0	0
Final new rating +/-	-9.4	-9.1	0	0
New rating	1393.2	1340.8	1286.5	1200
New K-factor	36	36	36	36
New floor	854.3	819	786.5	700

Item	Main	Standard	Rapid
	0	0	0
	42	37	5
	31	31	0
	0	0	0
	0	0	0
	0	0	0
History	73	68	5

Games since
	Main 73	Standard 68		Rapid 5		Blitz 0
Gender	Male
Age group	U10
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	1995		145		119
Male	1641		120		99
U10	119		15		13
U10 Male	104		15		13
Standard
	RSA		Province		Region
Overall	2471		179		131
Male	1992		150		109
U10	181		16		14
U10 Male	152		16		14
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U10	-1		-1		-1
U10 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	42	24	57.14	60.7	1293.6	1354.3
Standard	37	19	51.35	11.5	1307.5	1319
Rapid	5	5	100	425	1190.2	1615.2
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	73	32.5	44.52	-46.6	1251.7	1205.2
Standard	68	27.5	40.44	-81.2	1256.3	1175
Rapid	5	5	100	425	1190.2	1615.2
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2026-01-01	1354.3	1319	1286.5	1200
2025-11-30	1354.3	1319	1286.5	1200
2025-11-01	1316.6	1254.2	1286.5	1200
2025-09-30	1276.6	1189.1	1286.5	1200
2025-09-01	1257.8	1146.2	1286.5	1200
2025-08-01	1257.8	1146.2	1286.5	1200
2025-07-01	1146.3	1146.2	1200	1200
2025-06-01	1146.3	1146.2	1200	1200
2025-05-01	1150.1	1149.2	1200	1200
2025-04-01	1137	1135.7	1200	1200
2025-03-01	1137	1135.7	1200	1200
2025-02-01	1125.1	1123.5	1200	1200
2025-01-01	1062.5	1045.2	1200	1200
2024-12-01	1062.5	1045.2	1200	1200
2024-11-01	1062.5	1045.2	1200	1200
2024-10-01	1062.5	1045.2	1200	1200
2024-09-01	1062.5	1045.2	1200	1200
2024-11-01	1041.3	1019.6	1200	1200
2024-07-01	1086.5	1073.2	1200	1200
2024-06-01	1052.6	1026	1200	1200
2024-05-01	1052.6	1026	1200	1200
2024-04-01	1125	1110	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200

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	Bojanala's Circuit Championships 4 of 4 2025 (U10)	2025-11-01	2025-11-01	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
2	Bojanala's FIDE On The Orion Express 2025 (Little Pawns)	2025-10-04	2025-10-05	Standard	Bojanala Platina (NBR)	7	7	4	Yes	Analysis
3	Parkies Invitational 2025 (U9)	2025-09-23	2025-09-23	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
4	Bojanala's Clash Of Schools -Primary Schools 2025 (U9)	2025-07-26	2025-07-26	Rapid	Bojanala Platina (NBR)	5	5	5	Yes	Analysis
5	Bojanala's Circuit Championships 2 of 4 2025 (U10)	2025-05-17	2025-05-17	Standard	Bojanala Platina (NBR)	5	5	1.5	Yes	Analysis
6	Bojanala's Rosewood Easter Open 2025 (Center Pawns)	2025-04-19	2025-04-19	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
7	Bojanala's Battle In The Kloof 2025 (Center Pawns)	2025-02-15	2025-02-15	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
8	Bojanala Wildcard 2025 (Big Pawns)	2025-01-25	2025-01-25	Standard	Bojanala Platina (NBR)	5	5	3.5	Yes	Analysis
9	Bojanala's FIDE In The Sparkling Waters 2024 (Young Junior Champs)	2024-08-17	2024-08-17	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
10	Bojanala's Clash Of Schools 2024 (U9)	2024-07-20	2024-07-20	Standard	Bojanala Platina (NBR)	5	5	1	Yes	Analysis
11	Bojanala Circuit Championship 2 of 4 2024 (U8)	2024-06-15	2024-06-15	Standard	Bojanala Platina (NBR)	5	5	2.5	Yes	Analysis
12	Bojanala's Rating Express 2024 (Big Pawns)	2024-04-06	2024-04-06	Standard	Bojanala Platina (NBR)	7	6	0	Yes	Analysis
13	Bojanala Silwerrand's Rating Implosion 2024 (Big Pawns)	2024-03-16	2024-03-16	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
14	Schoemies' Kings & Queens 2024 (Development)	2024-03-02	2024-03-02	Standard	Bojanala Platina (NBR)	5	5	0	Yes	Analysis

#	Games	Start				End
1	7	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Parkies Invitational 2025
		date 2025-07-26	rnd 1	type Rapid	result 1	date 2025-09-23	rnd 2	type Standard	result 1
		Opponent Siphosethu, N (Njaju)				Opponent Ngobeni, M (Mikateko)
2	3	Tournament Parkies Invitational 2025				Tournament Bojanala's FIDE On The Orion Express 2025
		date 2025-09-23	rnd 5	type Standard	result 1	date 2025-10-04	rnd 2	type Standard	result 1
		Opponent Maseng, O (Otsile)				Opponent Fensham, D (Davey)
3	2	Tournament Bojanala Wildcard 2025				Tournament Bojanala Wildcard 2025
		date 2025-01-25	rnd 4	type Standard	result 0.5	date 2025-01-25	rnd 5	type Standard	result 1
		Opponent Pretorius, M (Marius)				Opponent Van Den Heever, Z (Zeno)

#	Games	Start				End
1	2	Tournament Bojanala Wildcard 2025				Tournament Bojanala Wildcard 2025
		date 2025-01-25	rnd 4	type Standard	result 0.5	date 2025-01-25	rnd 5	type Standard	result 1
		Opponent Pretorius, M (Marius)				Opponent Van Den Heever, Z (Zeno)
2	2	Tournament Bojanala Wildcard 2025				Tournament Bojanala Wildcard 2025
		date 2025-01-25	rnd 1	type Standard	result 1	date 2025-01-25	rnd 2	type Standard	result 1
		Opponent Lotlhare, O (Oreratile)				Opponent Smit, A (Ansia)
3	2	Tournament Bojanala Circuit Championship 2 of 4 2024				Tournament Bojanala Circuit Championship 2 of 4 2024
		date 2024-06-15	rnd 4	type Standard	result 1	date 2024-06-15	rnd 5	type Standard	result 0.5
		Opponent Schoeler, AC (Adriaan Christopher)				Opponent Botha, E (Erasmus Albertus)

#	Games	Start				End
1	5	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 1	type Rapid	result 1	date 2025-07-26	rnd 5	type Rapid	result 1
		Opponent Siphosethu, N (Njaju)				Opponent Himmel, S (Sebastian Slade)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 1	type Rapid	result 1	date 2025-07-26	rnd 5	type Rapid	result 1
		Opponent Siphosethu, N (Njaju)				Opponent Himmel, S (Sebastian Slade)
2	2	Tournament Bojanala Wildcard 2025				Tournament Bojanala Wildcard 2025
		date 2025-01-25	rnd 1	type Standard	result 1	date 2025-01-25	rnd 2	type Standard	result 1
		Opponent Lotlhare, O (Oreratile)				Opponent Smit, A (Ansia)
3	2	Tournament Bojanala Silwerrand's Rating Implosion 2024				Tournament Bojanala Silwerrand's Rating Implosion 2024
		date 2024-03-16	rnd 4	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Da Silva, C (Caleb)				Opponent Kgame, K (Kgosi Otshepeng)

#	Games	Start				End
1	2	Tournament Bojanala Wildcard 2025				Tournament Bojanala Wildcard 2025
		date 2025-01-25	rnd 1	type Standard	result 1	date 2025-01-25	rnd 2	type Standard	result 1
		Opponent Lotlhare, O (Oreratile)				Opponent Smit, A (Ansia)
2	2	Tournament Bojanala Silwerrand's Rating Implosion 2024				Tournament Bojanala Silwerrand's Rating Implosion 2024
		date 2024-03-16	rnd 4	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Da Silva, C (Caleb)				Opponent Kgame, K (Kgosi Otshepeng)
3	1	Tournament Bojanala's Circuit Championships 2 of 4 2025				Tournament Bojanala's Circuit Championships 2 of 4 2025
		date 2025-05-17	rnd 4	type Standard	result 1	date 2025-05-17	rnd 4	type Standard	result 1
		Opponent Venter, L (Liam)				Opponent Venter, L (Liam)

#	Games	Start				End
1	5	Tournament Bojanala's Clash Of Schools -Primary Schools 2025				Tournament Bojanala's Clash Of Schools -Primary Schools 2025
		date 2025-07-26	rnd 1	type Rapid	result 1	date 2025-07-26	rnd 5	type Rapid	result 1
		Opponent Siphosethu, N (Njaju)				Opponent Himmel, S (Sebastian Slade)

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	Weidemann ,K (Kean)	5	1	-255	5	1	-255	0	0	0	0	0	0
1	Weidemann ,K (Kean)	5	1312.1	1057.1	5	1305.3	1057.1	0	0	0	0	0	0
2	Dikane ,L (Leano)	3	0	-425	3	0	-425	0	0	0	0	0	0
2	Dikane ,L (Leano)	3	1338.3	913.3	3	1341.7	913.3	0	0	0	0	0	0
3	Xhalabile ,L (Lonwabo)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Xhalabile ,L (Lonwabo)	3	1263.9	838.9	3	1265.1	838.9	0	0	0	0	0	0
4	Smit ,A (Ansia)	2	2	425	2	2	425	0	0	0	0	0	0
4	Smit ,A (Ansia)	2	1210.1	1635.1	2	1209	1635.1	0	0	0	0	0	0
5	Louw ,B (Bradley)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Louw ,B (Bradley)	2	1203	778	2	1202.6	778	0	0	0	0	0	0
6	Coetsee ,L (Luca)	2	2	425	2	2	425	0	0	0	0	0	0
6	Coetsee ,L (Luca)	2	1304.7	1729.7	2	1298.4	1729.7	0	0	0	0	0	0
7	Mbewe ,Z (Zane)	2	0	-425	2	0	-425	0	0	0	0	0	0
7	Mbewe ,Z (Zane)	2	1338.1	913.1	2	1342.8	913.1	0	0	0	0	0	0
8	Botha ,E (Erasmus Albertus)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
8	Botha ,E (Erasmus Albertus)	2	1164	951.5	2	1158.5	951.5	0	0	0	0	0	0
9	Mabugu ,R (Refilwe)	2	1	0	2	1	0	0	0	0	0	0	0
9	Mabugu ,R (Refilwe)	2	1140.6	1140.6	2	1152.3	1140.6	0	0	0	0	0	0
10	Venter ,L (Liam)	2	2	425	2	2	425	0	0	0	0	0	0
10	Venter ,L (Liam)	2	1318.8	1743.8	2	1311.6	1743.8	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Gower, J (Juvan)

Ratings

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Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms