Chess South Africa Ratings Database

PLAYER PAGE

Personal

Roll, R (Reinhard)

Chess SA id

1150160106

FIDE id

Date of birth

2015-01-05 (U12)

Gender

Male

Region

Mangaung (FMB)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-06-07

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1257.3	1200	1303.8	1200
Raw rating	1257.3	1200	1303.8	1200
Weighted rating	1231.5	1200	1268	1200
Weighted performance	0	0	0	0
Floor	757.3	700	803.8	700
K-factor	36	36	36	36
Min/Max rating change allowed	152.8	165.8	143	165.8
Highest rating	1383.7 2023-08-01	1200 2018-10-01	1456.5 2023-08-01	1200 2018-10-01
Highest raw rating	1257.3 2025-07-01	1200 2024-03-01	1303.8 2025-07-01	1200 2024-03-01
Highest weighted rating	1226.3 2025-08-01	1200 2018-10-01	1260.6 2025-08-01	1200 2018-10-01
Highest weighted performance	1383.7 2023-08-01	1200 2024-03-01	1456.5 2023-08-01	1200 2024-03-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1257.3	1200	1303.8	1200
Analysis
Rating	1257.3	1200	1303.8	1200
Raw rating	1257.3	1200	1303.8	1200
Weighted rating	1231.5	1200	1268
Weighted performance	0	0	0
K-factor	36	36	36	36
Floor	757.3	700	803.8	700
Max/Min rating change allowed	152.8	165.8	143	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	1257.3	1200	1303.8	1200
New weighted rating	1234	1200	1271.4	1200
New weighted performance	0	0	0	0
Temp new rating	1257.3	1200	1303.8	1200
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1257.3	1200	1303.8	1200
New K-factor	36	36	36	36
New floor	757.3	700	803.8	700

Item	Main	Rapid
	0	0
	5	5
	0	0
	5	5
	0	0
	0	0
History	10	10

Games since
	Main 5	Standard 0		Rapid 5		Blitz 0
Gender	Male
Age group	U12
Region	Mangaung (FMB)
Province	Free State (FS)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U12	-1		-1		-1
U12 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	5	4.5	90	340	1174.4	1514.4
Standard	0	0	0	0	0	0
Rapid	5	4.5	90	340	1174.4	1514.4
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	10	8.5	85	297.5	1187.2	1484.7
Standard	0	0	0	0	0	0
Rapid	10	8.5	85	297.5	1187.2	1484.7
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-09-30	1257.3	1200	1303.8	1200
2025-09-01	1257.3	1200	1303.8	1200
2025-08-01	1257.3	1200	1303.8	1200
2025-07-01	1257.3	1200	1303.8	1200
2025-06-01	1220.5	1200	1252.6	1200
2025-05-01	1220.5	1200	1252.6	1200
2025-04-01	1220.5	1200	1252.6	1200
2025-03-01	1220.5	1200	1252.6	1200
2025-02-01	1220.5	1200	1252.6	1200
2025-01-01	1220.5	1200	1252.6	1200
2024-12-01	1220.5	1200	1252.6	1200
2024-11-01	1220.5	1200	1252.6	1200
2024-10-01	1220.5	1200	1252.6	1200
2024-09-01	1220.5	1200	1252.6	1200
2024-08-01	1220.5	1200	1252.6	1200
2024-07-01	1220.5	1200	1252.6	1200
2024-06-01	1220.5	1200	1252.6	1200
2024-08-01	1220.5	1200	1252.6	1200
2024-04-01	1220.5	1200	1252.6	1200
2024-03-01	1220.5	1200	1252.6	1200
2024-02-01	1220.5	1200	1252.6	1200
2024-01-01	1220.5	1200	1252.6	1200
2023-12-01	1220.5	1200	1252.6	1200
2023-11-01	1220.5	1200	1252.6	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	Primary School Chess 07 June 2025 (Grade 4B+5B)	2025-06-07	2025-06-07	Rapid	Mangaung (FMB)	5	5	4.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	Primary School Chess 07 June 2025 (Grade 4B+5B)	2025-06-07	2025-06-07	Rapid	Mangaung (FMB)	5	5	4.5	Yes	Analysis
2	August Primary School Chess Festival 2023 (Grade 2+3 B)	2023-08-04	2023-08-04	Rapid	Mangaung (FMB)	5	5	4	Yes	Analysis

#	Games	Start				End
1	5	Tournament Primary School Chess 07 June 2025				Tournament Primary School Chess 07 June 2025
		date 2025-06-07	rnd 1	type Rapid	result 1	date 2025-06-07	rnd 5	type Rapid	result 1
		Opponent Mphumela, L (Lwazi)				Opponent Van Der Merwe, A (Anru)
2	4	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 1	type Rapid	result 1	date 2023-08-04	rnd 4	type Rapid	result 1
		Opponent Nophale, S (Samkelo)				Opponent Mongalo, M (Mosima)

No games found.

#	Games	Start				End

#	Games	Start				End
1	5	Tournament Primary School Chess 07 June 2025				Tournament Primary School Chess 07 June 2025
		date 2025-06-07	rnd 1	type Rapid	result 1	date 2025-06-07	rnd 5	type Rapid	result 1
		Opponent Mphumela, L (Lwazi)				Opponent Van Der Merwe, A (Anru)
2	4	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 1	type Rapid	result 1	date 2023-08-04	rnd 4	type Rapid	result 1
		Opponent Nophale, S (Samkelo)				Opponent Mongalo, M (Mosima)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 1	type Rapid	result 1	date 2023-08-04	rnd 4	type Rapid	result 1
		Opponent Nophale, S (Samkelo)				Opponent Mongalo, M (Mosima)
2	3	Tournament Primary School Chess 07 June 2025				Tournament Primary School Chess 07 June 2025
		date 2025-06-07	rnd 3	type Rapid	result 1	date 2025-06-07	rnd 5	type Rapid	result 1
		Opponent Nthapo, R (Relebohile)				Opponent Van Der Merwe, A (Anru)
3	1	Tournament Primary School Chess 07 June 2025				Tournament Primary School Chess 07 June 2025
		date 2025-06-07	rnd 1	type Rapid	result 1	date 2025-06-07	rnd 1	type Rapid	result 1
		Opponent Mphumela, L (Lwazi)				Opponent Mphumela, L (Lwazi)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament August Primary School Chess Festival 2023				Tournament August Primary School Chess Festival 2023
		date 2023-08-04	rnd 1	type Rapid	result 1	date 2023-08-04	rnd 4	type Rapid	result 1
		Opponent Nophale, S (Samkelo)				Opponent Mongalo, M (Mosima)
2	3	Tournament Primary School Chess 07 June 2025				Tournament Primary School Chess 07 June 2025
		date 2025-06-07	rnd 3	type Rapid	result 1	date 2025-06-07	rnd 5	type Rapid	result 1
		Opponent Nthapo, R (Relebohile)				Opponent Van Der Merwe, A (Anru)
3	1	Tournament Primary School Chess 07 June 2025				Tournament Primary School Chess 07 June 2025
		date 2025-06-07	rnd 1	type Rapid	result 1	date 2025-06-07	rnd 1	type Rapid	result 1
		Opponent Mphumela, L (Lwazi)				Opponent Mphumela, L (Lwazi)

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	Lemao ,R (Rorisang)	1	1	425	0	0	0	1	1	425	0	0	0
1	Lemao ,R (Rorisang)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
2	Mphatsoe ,J (Jaden)	1	1	425	0	0	0	1	1	425	0	0	0
2	Mphatsoe ,J (Jaden)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
3	Mongalo ,M (Mosima)	1	1	425	0	0	0	1	1	425	0	0	0
3	Mongalo ,M (Mosima)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
4	Mphumela ,L (Lwazi)	1	1	425	0	0	0	1	1	425	0	0	0
4	Mphumela ,L (Lwazi)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
5	Nophale ,S (Samkelo)	1	1	425	0	0	0	1	1	425	0	0	0
5	Nophale ,S (Samkelo)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
6	Thato ,M (Moladira)	1	0.5	0	0	0	0	1	0.5	0	0	0	0
6	Thato ,M (Moladira)	1	1200	1200	0	0	0	1	1200	1200	0	0	0
7	Coleman ,C (Carla)	1	1	425	0	0	0	1	1	425	0	0	0
7	Coleman ,C (Carla)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
8	Van Der Merwe ,A (Anru)	1	1	425	0	0	0	1	1	425	0	0	0
8	Van Der Merwe ,A (Anru)	1	1200	1625	0	0	0	1	1200	1625	0	0	0
9	Legegeru ,T (Thuto)	1	0	-425	0	0	0	1	0	-425	0	0	0
9	Legegeru ,T (Thuto)	1	1200	775	0	0	0	1	1200	775	0	0	0
10	Nthapo ,R (Relebohile)	1	1	425	0	0	0	1	1	425	0	0	0
10	Nthapo ,R (Relebohile)	1	1072.2	1497.2	0	0	0	1	1003.1	1497.2	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

Tournaments

Grand Prix

Statistics

Notifications

PLAYER PAGE

Personal

Roll, R (Reinhard)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms