Chess South Africa Ratings Database

PLAYER PAGE

Personal

Rogge, CG (Conrad Gustav)

Chess SA id

101032434

FIDE id

Date of birth

2001-08-09 (Adult)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Last active game

2025-05-03

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

Item	Main	Standard	Rapid	Blitz
Rating	1659	1664.4	1370.9	1392.5
Raw rating	1657.7	1663	1370.9	1392.5
Weighted rating	1659	1664.4	1370.9	1392.5
Weighted performance	789.6	791.4	0	0
Floor	1160.8	1166.3	870.9	892.5
K-factor	28	28	36	36
Min/Max rating change allowed	86.4	85.7	130	126
Highest rating	1660.8 2024-03-01	1666.3 2024-03-01	1370.9 2018-07-01	1475.7 2018-01-01
Highest raw rating	1660.8 2024-03-01	1666.3 2024-03-01	1370.9 2024-03-01	1392.5 2024-03-01
Highest weighted rating	1657.7 2025-08-01	1663 2025-08-01	1370.9 2018-07-01	1392.5 2025-02-01
Highest weighted performance	1616.9 2019-01-01	1616.9 2019-01-01	1200 2024-03-01	1475.7 2018-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1659.1	1664.5	1370.9	1392.5
Analysis
Rating	1659	1664.4	1370.9	1392.5
Raw rating	1657.7	1663	1370.9	1392.5
Weighted rating	1659	1664.4	1370.9
Weighted performance	789.6	791.4	0
K-factor	28	28	36	36
Floor	1160.8	1166.3	870.9	892.5
Max/Min rating change allowed	86.4	85.7	130	126
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	1657.7	1663	1370.9	1392.5
New weighted rating	1659.1	1664.5	1370.9	1392.5
New weighted performance	780.4	782.1	0	0
Temp new rating	1659.1	1664.5	1370.9	1392.5
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1659.1	1664.5	1370.9	1392.5
New K-factor	28	28	36	36
New floor	1160.8	1166.3	870.9	892.5

Item	Main	Standard	Blitz
	0	0	0
	5	5	0
	0	0	0
	0	0	0
	0	0	0
	0	0	0
History	478	458	20

Games since
	Main 5	Standard 5		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	5	1.5	30	-170	1748.6	1578.6
Standard	5	1.5	30	-170	1748.6	1578.6
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	124	78	62.9	109.7	1443.9	1553.6
Standard	117	75	64.1	119.9	1438.6	1558.4
Rapid	0	0	0	0	0	0
Blitz	7	3	42.86	-60.7	1533.4	1472.7

Date	Main	Standard	Rapid	Blitz
2025-11-01	1657.7	1663	1370.9	1392.5
2025-09-30	1657.7	1663	1370.9	1392.5
2025-09-01	1657.7	1663	1370.9	1392.5
2025-08-01	1657.7	1663	1370.9	1392.5
2025-07-01	1656.8	1662.1	1370.9	1392.5
2025-06-01	1655.5	1660.6	1370.9	1392.5
2025-05-01	1660.8	1666.3	1370.9	1392.5
2025-04-01	1660.8	1666.3	1370.9	1392.5
2025-03-01	1660.8	1666.3	1370.9	1392.5
2025-02-01	1660.8	1666.3	1370.9	1392.5
2025-01-01	1660.8	1666.3	1370.9	1392.5
2024-12-01	1660.8	1666.3	1370.9	1392.5
2024-11-01	1660.8	1666.3	1370.9	1392.5
2024-10-01	1660.8	1666.3	1370.9	1392.5
2024-09-01	1660.8	1666.3	1370.9	1392.5
2024-08-01	1660.8	1666.3	1370.9	1392.5
2024-07-01	1660.8	1666.3	1370.9	1392.5
2024-09-01	1660.8	1666.3	1370.9	1392.5
2024-05-01	1660.8	1666.3	1370.9	1392.5
2024-04-01	1660.8	1666.3	1370.9	1392.5
2024-03-01	1660.8	1666.3	1370.9	1392.5
2024-02-01	1660.8	1666.3	1370.9	1392.5
2024-01-01	1660.8	1666.3	1370.9	1392.5
2023-12-01	1596.6	1599.7	1370.9	1392.5

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 Silver Lakes Chess Club Open Chess Tournament (A)	2025-05-03	2025-05-03	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis

Last 500 tournaments since 01 January 2018

#	Tournament	Start	End	Type	Host	Rounds	Games	Score	Cfr	Analysis
1	2025 Silver Lakes Chess Club Open Chess Tournament (A)	2025-05-03	2025-05-03	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
2	2020 Waterkloof Open (A)	2020-02-29	2020-03-01	Standard	Tshwane (GTP)	5	5	1.5	Yes	Analysis
3	2020 Tuks Open (A)	2020-02-22	2020-02-22	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
4	2019 South African Top Schools Team Championships (U19 Open+U17+U19 Girls)	2020-01-10	2020-01-11	Standard	4 Knights (4K)	5	5	3	Yes	Analysis
5	2019 D4 Tshwane South Schools League Team Finals (U19)	2019-07-27	2019-07-27	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
6	2019 D4 Individual Finals (U18 Mixed)	2019-03-09	2019-03-09	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
7	2019 South African Junior Closed Chess Championship (U18 Open)	2019-03-17	2019-03-22	Standard	Chess South Africa (CSA)	9	9	4.5	Yes	Analysis
8	2019 Tshwane Chess Registration Tournament (A)	2019-01-26	2019-01-26	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
9	South African Junior Team Championships 2018 (U18A)	2018-12-16	2018-12-20	Standard	4 Knights (4K)	7	7	7	Yes	Analysis
10	2018 Jakaranda (C)	2018-09-22	2018-09-22	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
11	2018 Gauteng League Final (U17)	2018-08-25	2018-08-25	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
12	Commonwealth Chess Championships 2018	2018-06-26	2018-07-01	Standard	India (IND)	7	6	2	Yes	Analysis
13	2018 Menlo Open Chess Tournament (A)	2018-07-21	2018-07-21	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
14	2018 South African Junior Closed Chess Championships (U18 Open)	2018-04-01	2018-04-07	Standard	Chess South Africa (CSA)	11	11	6	Yes	Analysis
15	2018 Waterkloof Open (B)	2018-03-03	2018-03-04	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
16	2018 D4 Tshwane North Individual Chess Championships (U19 Boys)	2018-03-10	2018-03-10	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
17	2018 Blou Bul Open (B)	2018-02-17	2018-02-17	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
18	2018 Tshwane Registration Open Chess Tournament (B)	2018-01-27	2018-01-27	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
19	South African Junior Blitz 2017 Championships (A)	2018-01-07	2018-01-07	Blitz	4 Knights (4K)	7	7	3	Yes	Analysis
20	South African Junior Wildcard Championships 2017 (U18 Open)	2018-01-09	2018-01-12	Standard	4 Knights (4K)	7	7	5	Yes	Analysis
21	South African Junior Team Championships 2017 (U18C)	2018-01-04	2018-01-08	Standard	4 Knights (4K)	7	7	6	Yes	Analysis

#	Games	Start				End
1	14	Tournament 2018 Gauteng League Final				Tournament South African Junior Team Championships 2018
		date 2018-08-25	rnd 4	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent George, B (Bernet)				Opponent Maharaj, K (Kiashen)
2	9	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Waterkloof Open
		date 2018-01-27	rnd 3	type Standard	result 1	date 2018-03-03	rnd 1	type Standard	result 1
		Opponent Bedesi, TT (Tahil)				Opponent Booysen, T (Tineke)
3	8	Tournament 2019 Tshwane Chess Registration Tournament				Tournament 2019 D4 Individual Finals
		date 2019-01-26	rnd 3	type Standard	result 1	date 2019-03-09	rnd 5	type Standard	result 1
		Opponent De Villiers, A (Anri)				Opponent Thom, L (Liam)

#	Games	Start				End
1	14	Tournament 2018 Gauteng League Final				Tournament South African Junior Team Championships 2018
		date 2018-08-25	rnd 4	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent George, B (Bernet)				Opponent Maharaj, K (Kiashen)
2	10	Tournament South African Junior Team Championships 2017				Tournament South African Junior Wildcard Championships 2017
		date 2018-01-04	rnd 1	type Standard	result 1	date 2018-01-10	rnd 3	type Standard	result 1
		Opponent Hussein, BP (Beau-Paul)				Opponent Motaung, L (Lehlohonolo)
3	9	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Waterkloof Open
		date 2018-01-27	rnd 3	type Standard	result 1	date 2018-03-03	rnd 1	type Standard	result 1
		Opponent Bedesi, TT (Tahil)				Opponent Booysen, T (Tineke)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 7	type Blitz	result 1	date 2018-01-07	rnd 7	type Blitz	result 1
		Opponent Naude, M (Morne)				Opponent Naude, M (Morne)
2	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-01-07	rnd 5	type Blitz	result 1
		Opponent Greyling, CF (Carel)				Opponent Greyling, CF (Carel)
3	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 3	type Blitz	result 1	date 2018-01-07	rnd 3	type Blitz	result 1
		Opponent Swart, S (Sune)				Opponent Swart, S (Sune)

#	Games	Start				End
1	14	Tournament 2018 Gauteng League Final				Tournament South African Junior Team Championships 2018
		date 2018-08-25	rnd 4	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent George, B (Bernet)				Opponent Maharaj, K (Kiashen)
2	7	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Blou Bul Open
		date 2018-01-27	rnd 3	type Standard	result 1	date 2018-02-17	rnd 4	type Standard	result 1
		Opponent Bedesi, TT (Tahil)				Opponent Fourie, B (Brandon)
3	6	Tournament 2018 Waterkloof Open				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-03	rnd 3	type Standard	result 1	date 2018-03-10	rnd 3	type Standard	result 1
		Opponent Dinham, J (James)				Opponent Raubenheimer, H (Henry)

#	Games	Start				End
1	14	Tournament 2018 Gauteng League Final				Tournament South African Junior Team Championships 2018
		date 2018-08-25	rnd 4	type Standard	result 1	date 2018-12-20	rnd 7	type Standard	result 1
		Opponent George, B (Bernet)				Opponent Maharaj, K (Kiashen)
2	7	Tournament 2018 Tshwane Registration Open Chess Tournament				Tournament 2018 Blou Bul Open
		date 2018-01-27	rnd 3	type Standard	result 1	date 2018-02-17	rnd 4	type Standard	result 1
		Opponent Bedesi, TT (Tahil)				Opponent Fourie, B (Brandon)
3	6	Tournament 2018 Waterkloof Open				Tournament 2018 D4 Tshwane North Individual Chess Championships
		date 2018-03-03	rnd 3	type Standard	result 1	date 2018-03-10	rnd 3	type Standard	result 1
		Opponent Dinham, J (James)				Opponent Raubenheimer, H (Henry)

No games found.

#	Games	Start				End

#	Games	Start				End
1	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 7	type Blitz	result 1	date 2018-01-07	rnd 7	type Blitz	result 1
		Opponent Naude, M (Morne)				Opponent Naude, M (Morne)
2	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 5	type Blitz	result 1	date 2018-01-07	rnd 5	type Blitz	result 1
		Opponent Greyling, CF (Carel)				Opponent Greyling, CF (Carel)
3	1	Tournament South African Junior Blitz 2017 Championships				Tournament South African Junior Blitz 2017 Championships
		date 2018-01-07	rnd 3	type Blitz	result 1	date 2018-01-07	rnd 3	type Blitz	result 1
		Opponent Swart, S (Sune)				Opponent Swart, S (Sune)

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	Nelson ,WJH (William Jacobus Hattingh)	4	0	-425	4	0	-425	0	0	0	0	0	0
1	Nelson ,WJH (William Jacobus Hattingh)	4	1889.6	1464.6	4	1890.1	1464.6	0	0	0	0	0	0
2	Richter ,J-M (Jan-Michael)	3	2.5	283.3	3	2.5	283.3	0	0	0	0	0	0
2	Richter ,J-M (Jan-Michael)	3	1608.4	1891.7	3	1604.3	1891.7	0	0	0	0	0	0
3	Engelbrecht ,H (Hanri)	3	0	-425	3	0	-425	0	0	0	0	0	0
3	Engelbrecht ,H (Hanri)	3	1563	1138	3	1558.3	1138	0	0	0	0	0	0
4	Dinham ,J (James)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
4	Dinham ,J (James)	2	1623.3	1835.8	2	1624.7	1835.8	0	0	0	0	0	0
5	Van Der Westhuizen ,D (Donald)	2	1.5	212.5	2	1.5	212.5	0	0	0	0	0	0
5	Van Der Westhuizen ,D (Donald)	2	1655.6	1868.1	2	1661.2	1868.1	0	0	0	0	0	0
6	Bull ,D (Dearan)	2	2	425	2	2	425	0	0	0	0	0	0
6	Bull ,D (Dearan)	2	1224.4	1649.4	2	1217.8	1649.4	0	0	0	0	0	0
7	Mazibuko ,B (Buhle)	2	2	425	2	2	425	0	0	0	0	0	0
7	Mazibuko ,B (Buhle)	2	1380.6	1805.6	2	1384.6	1805.6	0	0	0	0	0	0
8	Prinsloo ,MP (Marthinus Phillipus)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
8	Prinsloo ,MP (Marthinus Phillipus)	2	1577.6	1365.1	2	1575.4	1365.1	0	0	0	0	0	0
9	Bedesi ,TT (Tahil Tiresh)	2	1	0	2	1	0	0	0	0	0	0	0
9	Bedesi ,TT (Tahil Tiresh)	2	1501.8	1501.8	2	1502.2	1501.8	0	0	0	0	0	0
10	Dortley ,D (Devon)	2	2	425	2	2	425	0	0	0	0	0	0
10	Dortley ,D (Devon)	2	1541.1	1966.1	2	1541.1	1966.1	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

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Personal

Rogge, CG (Conrad Gustav)

Ratings

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Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms