Chess South Africa Ratings Database

PLAYER PAGE

Personal

Collen, BC (Benjamin Carl)

Chess SA id

186005352

FIDE id

Date of birth

1986-02-21 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

TS,L1

Chess SA registered

Last active game

2025-09-27

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1735.4	1729.9	1762.5	1762.5
Raw rating	1695.3	1684.1	1762.5	1762.5
Weighted rating	1735.4	1729.9	1762.5	1762.5
Weighted performance	0	0	0	0
Floor	1262.5	1262.5	1262.5	1262.5
K-factor	28	28	28	28
Min/Max rating change allowed	81.9	83.2	74.4	74.4
Highest rating	1762.5 2018-02-01	1762.5 2018-02-01	1762.5 2019-04-01	1762.5 2019-04-01
Highest raw rating	1762.5 2018-02-01	1762.5 2018-02-01	1762.5 2024-02-01	1762.5 2024-02-01
Highest weighted rating	1762.5 2018-02-01	1762.5 2018-02-01	1762.5 2019-04-01	1762.5 2019-04-01
Highest weighted performance	1720.8 2018-09-01	1724.1 2018-09-01	1200 2024-02-01	1200 2024-02-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	-3.5	-4	0	0
New rating	1731.9	1725.9	1762.5	1762.5
Analysis
Rating	1735.4	1729.9	1762.5	1762.5
Raw rating	1695.3	1684.1	1762.5	1762.5
Weighted rating	1735.4	1729.9	1762.5
Weighted performance	0	0	0
K-factor	28	28	28	28
Floor	1262.5	1262.5	1262.5	1262.5
Max/Min rating change allowed	81.9	83.2	74.4	74.4
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	1695.3	1684.1	1762.5	1762.5
New weighted rating	1731.9	1725.9	1762.5	1762.5
New weighted performance	0	0	0	0
Temp new rating	1731.9	1725.9	1762.5	1762.5
Temp new rating +/-	-3.5	-4	0	0
Final new rating +/-	-3.5	-4	0	0
New rating	1731.9	1725.9	1762.5	1762.5
New K-factor	28	28	28	28
New floor	1262.5	1262.5	1262.5	1262.5

Item	Main	Standard	Blitz
	0	0	0
	10	10	0
	0	0	0
	0	0	0
	2	2	0
	0	0	0
History	313	299	14

Games since
	Main 10	Standard 10		Rapid 0		Blitz 0
Gender	Male
Age group	Adult
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Standard
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
Adult	-1		-1		-1
Adult 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	10	2.5	25	-212.5	1786.6	1574.1
Standard	10	2.5	25	-212.5	1786.6	1574.1
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	17	7.5	44.12	-50	1652.2	1602.2
Standard	17	7.5	44.12	-50	1652.2	1602.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0

Date	Main	Standard	Rapid	Blitz
2025-11-01	1695.3	1684.1	1762.5	1762.5
2025-09-30	1695.3	1684.1	1762.5	1762.5
2025-09-01	1742.9	1738.4	1762.5	1762.5
2025-08-01	1742.9	1738.4	1762.5	1762.5
2025-07-01	1742.9	1738.4	1762.5	1762.5
2025-06-01	1742.9	1738.4	1762.5	1762.5
2025-05-01	1742.9	1738.4	1762.5	1762.5
2025-04-01	1742.9	1738.4	1762.5	1762.5
2025-03-01	1742.9	1738.4	1762.5	1762.5
2025-02-01	1742.9	1738.4	1762.5	1762.5
2025-01-01	1742.9	1738.4	1762.5	1762.5
2024-12-01	1742.9	1738.4	1762.5	1762.5
2024-11-01	1742.9	1738.4	1762.5	1762.5
2024-10-01	1742.9	1738.4	1762.5	1762.5
2024-09-01	1742.9	1738.4	1762.5	1762.5
2024-08-01	1742.9	1738.4	1762.5	1762.5
2024-07-01	1742.9	1738.4	1762.5	1762.5
2024-09-01	1742.9	1738.4	1762.5	1762.5
2024-05-01	1742.9	1738.4	1762.5	1762.5
2024-04-01	1742.9	1738.4	1762.5	1762.5
2024-03-01	1742.9	1738.4	1762.5	1762.5
2024-02-01	1742.9	1738.4	1762.5	1762.5
2024-01-01	1742.9	1738.4	1762.5	1762.5
2023-12-01	1742.9	1738.4	1762.5	1762.5

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 (A)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
2	Tshwane Chess Club Clash 2025 (Prestige)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	5	2.5	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 (A)	2025-09-27	2025-09-27	Standard	Tshwane (GTP)	5	5	0	Yes	Analysis
2	Tshwane Chess Club Clash 2025 (Prestige)	2025-09-13	2025-09-13	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
3	2022 Centurion Club Championships	2022-05-11	2022-06-22	Standard	Tshwane (GTP)	6	2	1	Yes	Analysis
4	Henley Open 2018 (A)	2018-09-08	2018-09-08	Standard	Sedibeng (GSV)	5	5	4	Yes	Analysis

#	Games	Start				End
1	3	Tournament Tshwane Chess Club Clash 2025				Tournament Tshwane Chess Club Clash 2025
		date 2025-09-13	rnd 1	type Standard	result 0.5	date 2025-09-13	rnd 3	type Standard	result 0.5
		Opponent Egeonu, C (Chigozie)				Opponent Egeonu, C (Chizitere)
2	3	Tournament Henley Open 2018				Tournament Henley Open 2018
		date 2018-09-08	rnd 1	type Standard	result 1	date 2018-09-08	rnd 3	type Standard	result 1
		Opponent Odendaal, MM (Mikhal)				Opponent Chibase, N (Nkosana)
3	2	Tournament Henley Open 2018				Tournament 2022 Centurion Club Championships
		date 2018-09-08	rnd 5	type Standard	result 1	date 2022-05-11	rnd 1	type Standard	result 1
		Opponent Duvenhage, T (Theunis)				Opponent Jacobs, GJ (Gerhard)

#	Games	Start				End
1	3	Tournament Tshwane Chess Club Clash 2025				Tournament Tshwane Chess Club Clash 2025
		date 2025-09-13	rnd 1	type Standard	result 0.5	date 2025-09-13	rnd 3	type Standard	result 0.5
		Opponent Egeonu, C (Chigozie)				Opponent Egeonu, C (Chizitere)
2	3	Tournament Henley Open 2018				Tournament Henley Open 2018
		date 2018-09-08	rnd 1	type Standard	result 1	date 2018-09-08	rnd 3	type Standard	result 1
		Opponent Odendaal, MM (Mikhal)				Opponent Chibase, N (Nkosana)
3	2	Tournament Henley Open 2018				Tournament 2022 Centurion Club Championships
		date 2018-09-08	rnd 5	type Standard	result 1	date 2022-05-11	rnd 1	type Standard	result 1
		Opponent Duvenhage, T (Theunis)				Opponent Jacobs, GJ (Gerhard)

No games found.

#	Games	Start				End

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament Henley Open 2018				Tournament Henley Open 2018
		date 2018-09-08	rnd 1	type Standard	result 1	date 2018-09-08	rnd 3	type Standard	result 1
		Opponent Odendaal, MM (Mikhal)				Opponent Chibase, N (Nkosana)
2	2	Tournament Henley Open 2018				Tournament 2022 Centurion Club Championships
		date 2018-09-08	rnd 5	type Standard	result 1	date 2022-05-11	rnd 1	type Standard	result 1
		Opponent Duvenhage, T (Theunis)				Opponent Jacobs, GJ (Gerhard)
3	1	Tournament Tshwane Chess Club Clash 2025				Tournament Tshwane Chess Club Clash 2025
		date 2025-09-13	rnd 2	type Standard	result 1	date 2025-09-13	rnd 2	type Standard	result 1
		Opponent Mahuma, T (Tshegofatso)				Opponent Mahuma, T (Tshegofatso)

#	Games	Start				End
1	3	Tournament Henley Open 2018				Tournament Henley Open 2018
		date 2018-09-08	rnd 1	type Standard	result 1	date 2018-09-08	rnd 3	type Standard	result 1
		Opponent Odendaal, MM (Mikhal)				Opponent Chibase, N (Nkosana)
2	2	Tournament Henley Open 2018				Tournament 2022 Centurion Club Championships
		date 2018-09-08	rnd 5	type Standard	result 1	date 2022-05-11	rnd 1	type Standard	result 1
		Opponent Duvenhage, T (Theunis)				Opponent Jacobs, GJ (Gerhard)
3	1	Tournament Tshwane Chess Club Clash 2025				Tournament Tshwane Chess Club Clash 2025
		date 2025-09-13	rnd 2	type Standard	result 1	date 2025-09-13	rnd 2	type Standard	result 1
		Opponent Mahuma, T (Tshegofatso)				Opponent Mahuma, T (Tshegofatso)

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	Mabusela ,JM (Johannes Manyedi)	1	0	-425	1	0	-425	0	0	0	0	0	0
1	Mabusela ,JM (Johannes Manyedi)	1	2181.7	1756.7	1	2213.1	1756.7	0	0	0	0	0	0
2	Jacobs ,TB (Tiaan Benjamin)	1	0	-425	1	0	-425	0	0	0	0	0	0
2	Jacobs ,TB (Tiaan Benjamin)	1	1560.2	1135.2	1	1542.5	1135.2	0	0	0	0	0	0
3	Chibase ,N (Nkosana)	1	1	425	1	1	425	0	0	0	0	0	0
3	Chibase ,N (Nkosana)	1	1650.2	2075.2	1	1639.8	2075.2	0	0	0	0	0	0
4	Nephalela ,H (Humani)	1	0	-425	1	0	-425	0	0	0	0	0	0
4	Nephalela ,H (Humani)	1	1500.2	1075.2	1	1500.9	1075.2	0	0	0	0	0	0
5	Sathish ,A (Abinavah)	1	0	-425	1	0	-425	0	0	0	0	0	0
5	Sathish ,A (Abinavah)	1	1922.2	1497.2	1	1939.4	1497.2	0	0	0	0	0	0
6	Van Wyk ,R (Ruann)	1	1	425	1	1	425	0	0	0	0	0	0
6	Van Wyk ,R (Ruann)	1	1437.9	1862.9	1	1438.5	1862.9	0	0	0	0	0	0
7	Molobi ,G (Gomolemo)	1	0	-425	1	0	-425	0	0	0	0	0	0
7	Molobi ,G (Gomolemo)	1	1888.3	1463.3	1	1894.5	1463.3	0	0	0	0	0	0
8	Van Meersbergen ,E (Ettienne)	1	0	-425	1	0	-425	0	0	0	0	0	0
8	Van Meersbergen ,E (Ettienne)	1	1722.1	1297.1	1	1728.5	1297.1	0	0	0	0	0	0
9	Sepale ,M (Mameno)	1	0.5	0	1	0.5	0	0	0	0	0	0	0
9	Sepale ,M (Mameno)	1	1621	1621	1	1631.6	1621	0	0	0	0	0	0
10	Mahuma ,T (Tshegofatso)	1	1	425	1	1	425	0	0	0	0	0	0
10	Mahuma ,T (Tshegofatso)	1	1524.2	1949.2	1	1519.4	1949.2	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

Collen, BC (Benjamin Carl)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms