Chess South Africa Ratings Database

PLAYER PAGE

Personal

Vermaak, J (Joshua)

Chess SA id

1110300728

FIDE id

Date of birth

2011-09-12 (U16)

Gender

Male

Region

Bojanala Platina (NBR)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-28

Personal details last changed

1900-01-01

Junior GPX Games

16.9

Junior GPX Points

1214.2

Item	Main	Standard	Rapid	Blitz
Rating	1238.3	1246.7	1199.3	1200
Raw rating	1238.3	1246.7	1199.3	1200
Weighted rating	1212.4	1214.7	1199.3	1200
Weighted performance	1145.6	1150.2	0	0
Floor	767.4	781.6	700	700
K-factor	36	36	36	36
Min/Max rating change allowed	157	155.1	166	165.8
Highest rating	1546.1 2024-03-01	1548.2 2024-03-01	1200 2024-04-01	1200 2024-04-01
Highest raw rating	1267.4 2024-04-01	1281.6 2024-04-01	1200 2024-04-01	1200 2024-04-01
Highest weighted rating	1267.4 2024-06-01	1281.6 2024-06-01	1200 2024-04-01	1200 2024-04-01
Highest weighted performance	1546.1 2024-03-01	1548.2 2024-03-01	1200 2024-04-01	1200 2024-04-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1238.3	1246.7	1199.3	1200
Analysis
Rating	1238.3	1246.7	1199.3	1200
Raw rating	1238.3	1246.7	1199.3	1200
Weighted rating	1212.4	1214.7	1199.3
Weighted performance	1145.6	1150.2	0
K-factor	36	36	36	36
Floor	767.4	781.6	700	700
Max/Min rating change allowed	157	155.1	166	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	1238.3	1246.7	1199.3	1200
New weighted rating	1214.7	1217.4	1199.3	1200
New weighted performance	1145.2	1149.8	0	0
Temp new rating	1238.3	1246.7	1199.3	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1238.3	1246.7	1199.3	1200
New K-factor	36	36	36	36
New floor	767.4	781.6	700	700

Item	Main	Standard	Rapid
	0	0	0
	19	14	5
	16	16	0
	0	0	0
	0	0	0
	0	0	0
History	35	30	5

Games since
	Main 35	Standard 30		Rapid 5		Blitz 0
Gender	Male
Age group	U16
Region	Bojanala Platina (NBR)
Province	Northwest (NW)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	3552		239		173
Male	2724		197		141
U16	587		36		26
U16 Male	421		28		21
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U16	-1		-1		-1
U16 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	19	6	31.58	-156.6	1372.6	1216.1
Standard	14	6	42.86	-60.7	1333	1272.3
Rapid	5	0	0	-425	1483.7	1058.7
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	35	12.5	35.71	-121.4	1317.3	1195.9
Standard	30	12.5	41.67	-70.8	1289.6	1218.8
Rapid	5	0	0	-425	1483.7	1058.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1238.3	1246.7	1199.3	1200
2025-09-01	1238.3	1246.7	1199.3	1200
2025-08-01	1238.3	1246.7	1199.3	1200
2025-07-01	1238.3	1246.7	1198.9	1200
2025-06-01	1200.7	1202.4	1193.3	1200
2025-05-01	1202.6	1202.4	1200	1200
2025-04-01	1202.6	1202.4	1200	1200
2025-03-01	1202.9	1204.1	1200	1200
2025-02-01	1201.5	1200.9	1200	1200
2025-01-01	1183.2	1178.3	1200	1200
2024-12-01	1183.2	1178.3	1200	1200
2024-11-01	1183.2	1178.3	1200	1200
2024-10-01	1183.2	1178.3	1200	1200
2024-09-01	1183.2	1178.3	1200	1200
2024-08-01	1188.2	1182.6	1200	1200
2024-07-01	1188.2	1182.6	1200	1200
2024-06-01	1267.4	1281.6	1200	1200
2024-08-01	1267.4	1281.6	1200	1200
2024-04-01	1267.4	1281.6	1200	1200
2024-03-01	1200	1200	1200	1200
2024-02-01	1200	1200	1200	1200
2024-01-01	1200	1200	1200	1200
2023-12-01	1200	1200	1200	1200
2023-11-01	1200	1200	1200	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	Bojanala's Winter Warm Up 2025 (U16)	2025-06-28	2025-06-28	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
2	Robday Bergsig Sport Festival 2025 (Juniors)	2025-05-03	2025-05-03	Rapid	Bojanala Platina (NBR)	5	5	0	Yes	Analysis
3	Bojanala's Waterkloof - The Superior One 2025 (Rooks)	2025-03-15	2025-03-15	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
4	Bojanala's Battle In The Kloof 2025 (Rooks)	2025-02-15	2025-02-15	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Bojanala's Winter Warm Up 2025 (U16)	2025-06-28	2025-06-28	Standard	Bojanala Platina (NBR)	5	5	3	Yes	Analysis
2	Robday Bergsig Sport Festival 2025 (Juniors)	2025-05-03	2025-05-03	Rapid	Bojanala Platina (NBR)	5	5	0	Yes	Analysis
3	Bojanala's Waterkloof - The Superior One 2025 (Rooks)	2025-03-15	2025-03-15	Standard	Bojanala Platina (NBR)	5	4	1	Yes	Analysis
4	Bojanala's Battle In The Kloof 2025 (Rooks)	2025-02-15	2025-02-15	Standard	Bojanala Platina (NBR)	5	5	2	Yes	Analysis
5	Bojanala's FIDE In The Sparkling Waters 2024 (Rooks)	2024-08-16	2024-08-18	Standard	Bojanala Platina (NBR)	6	6	2	Yes	Analysis
6	Bojanala Circuit Championship 2 of 4 2024 (U14)	2024-06-15	2024-06-15	Standard	Bojanala Platina (NBR)	5	5	0	Yes	Analysis
7	Bojanala Silwerrand's Rating Implosion 2024 (Development)	2024-03-16	2024-03-16	Standard	Bojanala Platina (NBR)	5	5	4.5	Yes	Analysis

#	Games	Start				End
1	5	Tournament Bojanala Silwerrand's Rating Implosion 2024				Tournament Bojanala Silwerrand's Rating Implosion 2024
		date 2024-03-16	rnd 1	type Standard	result 0.5	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Mccarthy, J (Jaydlin)				Opponent Liebenberg, L (Lana)
2	2	Tournament Bojanala's Winter Warm Up 2025				Tournament Bojanala's Winter Warm Up 2025
		date 2025-06-28	rnd 2	type Standard	result 1	date 2025-06-28	rnd 3	type Standard	result 1
		Opponent Modisane, A (Agobakoe)				Opponent Mashabela, D (Duncan)
3	2	Tournament Bojanala's Battle In The Kloof 2025				Tournament Bojanala's Battle In The Kloof 2025
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-02-15	rnd 5	type Standard	result 1
		Opponent Metsileng, K (Kopano)				Opponent Crafford, R (Rudolf)

#	Games	Start				End
1	5	Tournament Bojanala Silwerrand's Rating Implosion 2024				Tournament Bojanala Silwerrand's Rating Implosion 2024
		date 2024-03-16	rnd 1	type Standard	result 0.5	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Mccarthy, J (Jaydlin)				Opponent Liebenberg, L (Lana)
2	2	Tournament Bojanala's Winter Warm Up 2025				Tournament Bojanala's Winter Warm Up 2025
		date 2025-06-28	rnd 2	type Standard	result 1	date 2025-06-28	rnd 3	type Standard	result 1
		Opponent Modisane, A (Agobakoe)				Opponent Mashabela, D (Duncan)
3	2	Tournament Bojanala's Battle In The Kloof 2025				Tournament Bojanala's Battle In The Kloof 2025
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-02-15	rnd 5	type Standard	result 1
		Opponent Metsileng, K (Kopano)				Opponent Crafford, R (Rudolf)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament Bojanala Silwerrand's Rating Implosion 2024				Tournament Bojanala Silwerrand's Rating Implosion 2024
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Kruger, N (Nathan)				Opponent Liebenberg, L (Lana)
2	2	Tournament Bojanala's Winter Warm Up 2025				Tournament Bojanala's Winter Warm Up 2025
		date 2025-06-28	rnd 2	type Standard	result 1	date 2025-06-28	rnd 3	type Standard	result 1
		Opponent Modisane, A (Agobakoe)				Opponent Mashabela, D (Duncan)
3	2	Tournament Bojanala's Battle In The Kloof 2025				Tournament Bojanala's Battle In The Kloof 2025
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-02-15	rnd 5	type Standard	result 1
		Opponent Metsileng, K (Kopano)				Opponent Crafford, R (Rudolf)

#	Games	Start				End
1	4	Tournament Bojanala Silwerrand's Rating Implosion 2024				Tournament Bojanala Silwerrand's Rating Implosion 2024
		date 2024-03-16	rnd 2	type Standard	result 1	date 2024-03-16	rnd 5	type Standard	result 1
		Opponent Kruger, N (Nathan)				Opponent Liebenberg, L (Lana)
2	2	Tournament Bojanala's Winter Warm Up 2025				Tournament Bojanala's Winter Warm Up 2025
		date 2025-06-28	rnd 2	type Standard	result 1	date 2025-06-28	rnd 3	type Standard	result 1
		Opponent Modisane, A (Agobakoe)				Opponent Mashabela, D (Duncan)
3	2	Tournament Bojanala's Battle In The Kloof 2025				Tournament Bojanala's Battle In The Kloof 2025
		date 2025-02-15	rnd 4	type Standard	result 1	date 2025-02-15	rnd 5	type Standard	result 1
		Opponent Metsileng, K (Kopano)				Opponent Crafford, R (Rudolf)

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	Changara ,A (Adiel Tavonga)	2	0	-425	2	0	-425	0	0	0	0	0	0
1	Changara ,A (Adiel Tavonga)	2	1523.1	1098.1	2	1523.3	1098.1	0	0	0	0	0	0
2	Grobler ,R (Rowan)	2	0	-425	1	0	-425	1	0	-425	0	0	0
2	Grobler ,R (Rowan)	2	1594.6	1169.6	1	1547.1	1169.6	1	1247.2	1169.6	0	0	0
3	Myburgh ,Z (Zandre)	2	0	-425	1	0	-425	1	0	-425	0	0	0
3	Myburgh ,Z (Zandre)	2	1670.4	1245.4	1	1636.1	1245.4	1	1221.6	1245.4	0	0	0
4	Manyedi ,A (Anaya)	1	1	425	1	1	425	0	0	0	0	0	0
4	Manyedi ,A (Anaya)	1	1191	1616	1	1201.4	1616	0	0	0	0	0	0
5	Smit ,P (Petro)	1	1	425	1	1	425	0	0	0	0	0	0
5	Smit ,P (Petro)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
6	Metsileng ,K (Kopano)	1	1	425	1	1	425	0	0	0	0	0	0
6	Metsileng ,K (Kopano)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
7	Ramadie ,P (Pelonomi)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Ramadie ,P (Pelonomi)	1	1104.9	679.9	1	1102.8	679.9	0	0	0	0	0	0
8	Kusane ,K (Khumo)	1	1	425	1	1	425	0	0	0	0	0	0
8	Kusane ,K (Khumo)	1	1200	1625	1	1200	1625	0	0	0	0	0	0
9	Janse Van Rensburg ,AM (Adriana Maria)	1	0	-425	1	0	-425	0	0	0	0	0	0
9	Janse Van Rensburg ,AM (Adriana Maria)	1	1338.9	913.9	1	1342.1	913.9	0	0	0	0	0	0
10	Modisane ,A (Agobakoe)	1	1	425	1	1	425	0	0	0	0	0	0
10	Modisane ,A (Agobakoe)	1	1166.1	1591.1	1	1171.7	1591.1	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

Vermaak, J (Joshua)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms