Chess South Africa Ratings Database

PLAYER PAGE

Personal

De Roos, H (Hubert)

Chess SA id

1090134032

FIDE id

Date of birth

2009-12-28 (U18)

Gender

Male

Region

Tshwane (GTP)

Citizen

RSA

Titles

Chess SA registered

Yes

Last active game

2025-03-01

Personal details last changed

1900-01-01

Junior GPX Games

Junior GPX Points

1398.6

Item	Main	Standard	Rapid	Blitz
Rating	1351.4	1351	1200	1154.3
Raw rating	1351.4	1351	1200	1154.3
Weighted rating	1332.4	1328.1	1200	1154.2
Weighted performance	1241.7	1234.6	0	0
Floor	868.4	851	700	707.6
K-factor	36	36	36	36
Min/Max rating change allowed	133.6	133.7	165.8	177
Highest rating	1390.8 2023-05-01	1359.9 2023-04-01	1200 2018-10-01	1207.6 2023-06-01
Highest raw rating	1368.4 2023-06-01	1351 2025-04-01	1200 2024-02-01	1207.6 2023-06-01
Highest weighted rating	1368.4 2024-10-01	1351 2024-10-01	1200 2018-10-01	1207.6 2018-10-01
Highest weighted performance	1390.8 2023-05-01	1359.9 2023-04-01	1200 2024-02-01	1200 2020-01-01

Prediction
Item	Main	Standard	Rapid	Blitz
Rating change	0	0	0	0
New rating	1351.4	1351	1200	1154.3
Analysis
Rating	1351.4	1351	1200	1154.3
Raw rating	1351.4	1351	1200	1154.3
Weighted rating	1332.4	1328.1	1200
Weighted performance	1241.7	1234.6	0
K-factor	36	36	36	36
Floor	868.4	851	700	707.6
Max/Min rating change allowed	133.6	133.7	165.8	177
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	1351.4	1351	1200	1154.3
New weighted rating	1334.3	1330.4	1200	1154.2
New weighted performance	1241.2	1234.1	0	0
Temp new rating	1351.4	1351	1200	1154.3
Temp new rating +/-	0	0	0	0
Final new rating +/-	0	0	0	0
New rating	1351.4	1351	1200	1154.3
New K-factor	36	36	36	36
New floor	868.4	851	700	707.6

Item	Main	Standard	Blitz
	0	0	0
	10	10	0
	33	33	0
	49	32	17
	61	48	13
	10	10	0
History	163	133	30

Games since
	Main 43	Standard 43		Rapid 0		Blitz 0
Gender	Male
Age group	U18
Region	Tshwane (GTP)
Province	Gauteng (GT)
Main
	RSA		Province		Region
Overall	2655		903		323
Male	2149		733		254
U18	410		156		65
U18 Male	349		132		55
Standard
	RSA		Province		Region
Overall	2552		928		356
Male	2059		750		282
U18	423		167		71
U18 Male	362		144		63
Rapid
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 Male	-1		-1		-1
Blitz
	RSA		Province		Region
Overall	-1		-1		-1
Male	-1		-1		-1
U18	-1		-1		-1
U18 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	5.5	55	42.5	1389.8	1432.2
Standard	10	5.5	55	42.5	1389.8	1432.2
Rapid	0	0	0	0	0	0
Blitz	0	0	0	0	0	0
History
	Games	Score	%	Dp	AvgOpp	Performance
Main	163	79	48.47	-13	1301	1288
Standard	133	65.5	49.25	-6.4	1283.8	1277.4
Rapid	0	0	0	0	0	0
Blitz	30	13.5	45	-42.5	1377.6	1335.1

Date	Main	Standard	Rapid	Blitz
2025-09-30	1351.4	1351	1200	1154.3
2025-09-01	1351.4	1351	1200	1154.3
2025-08-01	1351.4	1351	1200	1154.3
2025-07-01	1351.4	1351	1200	1154.3
2025-06-01	1351.4	1351	1200	1154.3
2025-05-01	1351.4	1351	1200	1154.3
2025-04-01	1351.4	1351	1200	1154.3
2025-03-01	1318.6	1310.2	1200	1154.3
2025-02-01	1318.2	1309.7	1200	1154.3
2025-01-01	1298.6	1290.2	1200	1154
2024-12-01	1312.5	1303.5	1200	1154
2024-11-01	1312.5	1303.5	1200	1154
2024-10-01	1312.5	1303.5	1200	1154
2024-09-01	1313.9	1305.7	1200	1154
2024-08-01	1313.9	1305.7	1200	1154
2024-07-01	1313.9	1305.7	1200	1154
2024-06-01	1316.3	1311.5	1200	1154
2024-08-01	1316.3	1311.5	1200	1154
2024-04-01	1316.3	1311.5	1200	1154
2024-03-01	1316.3	1311.5	1200	1154
2024-02-01	1298.1	1288.1	1200	1154
2024-01-01	1343.8	1333.5	1200	1154
2023-12-01	1343.8	1333.5	1200	1154
2023-11-01	1343.8	1333.5	1200	1154

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	AHS Open Chess Tournament 2025 (C)	2025-03-01	2025-03-01	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2025 Tshwane Chess OPEN Registration Tournament (B2)	2025-01-25	2025-01-25	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	AHS Open Chess Tournament 2025 (C)	2025-03-01	2025-03-01	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
2	2025 Tshwane Chess OPEN Registration Tournament (B2)	2025-01-25	2025-01-25	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
3	Gauteng Inter-Region at UJ 2024 (U16 Candidates)	2024-12-07	2024-12-08	Standard	Johannesburg Metro (GJM)	5	4	1.5	Yes	Analysis
4	2024 Etienne Lewis (U16)	2024-08-30	2024-09-01	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
5	2024 Elise Steenkamp Open Chess Tournament (Queens)	2024-06-15	2024-06-17	Standard	Tshwane (GTP)	7	7	4	Yes	Analysis
6	2024 Constantiapark Open (C)	2024-02-17	2024-02-17	Standard	Tshwane (GTP)	5	5	3	Yes	Analysis
7	2024 Tshwane Chess OPEN Registration Tournament (C2)	2024-01-27	2024-01-27	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
8	2024 Gauteng Inter-Region Chess Championship (U16C)	2024-01-13	2024-01-14	Standard	Tshwane (GTP)	5	5	1	Yes	Analysis
9	2023 Etienne Lewis Closed Tournament (U16)	2023-08-25	2023-08-27	Standard	Tshwane (GTP)	7	7	3	Yes	Analysis
10	2023 Menlo Open Tournament (C)	2023-07-22	2023-07-22	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
11	2023 Tshwane Chess FIDE Rated Blitz League 2	2023-06-11	2023-06-11	Blitz	Tshwane (GTP)	9	8	3	Yes	Analysis
12	2023 Lubowski Open Tournament (C)	2023-06-24	2023-06-25	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
13	2023 Tshwane Chess FIDE Rated Blitz League 1	2023-05-28	2023-05-28	Blitz	Tshwane (GTP)	9	9	5.5	Yes	Analysis
14	2023 Milos Ristic Open Tournament (C)	2023-04-27	2023-04-27	Standard	Tshwane (GTP)	5	5	4.5	Yes	Analysis
15	2023 Afrikaans Ho�r Seunskool Open Chess Tournament (C)	2023-03-04	2023-03-04	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
16	2023 Tshwane Chess Open Registration Tournament (C1)	2023-01-28	2023-01-28	Standard	Tshwane (GTP)	5	5	3.5	Yes	Analysis
17	2022 South African Junior Wild Card Chess Championships (U14 Open)	2022-12-09	2022-12-12	Standard	4 Knights (4K)	7	7	3.5	Yes	Analysis
18	2022 South African Junior Team Chess Championships (U14 Open)	2022-12-04	2022-12-08	Standard	4 Knights (4K)	7	6	2.5	Yes	Analysis
19	2022 Gauteng North Chess Open (C)	2022-10-15	2022-10-16	Standard	Tshwane (GTP)	5	3	0	Yes	Analysis
20	2022 Etienne Lewis (U14 Open)	2022-09-02	2022-09-04	Standard	Tshwane (GTP)	7	7	2	Yes	Analysis
21	2022 Alekhine Open (C)	2022-08-13	2022-08-14	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
22	2022 Jacaranda Round Robin (U)	2022-07-30	2022-07-30	Standard	Tshwane (GTP)	5	5	4	Yes	Analysis
23	2022 Menlo Open Tournament (C)	2022-07-23	2022-07-23	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
24	2022 Blou Bul Open (D)	2022-06-25	2022-06-26	Standard	Tshwane (GTP)	5	5	2.5	Yes	Analysis
25	2022 Tshwane Chess Fide Rated Blitz League 1	2022-06-18	2022-06-18	Blitz	Tshwane (GTP)	9	9	5	Yes	Analysis
26	2022 Tshwane Chess Fide Rated Blitz League 1	2022-06-18	2022-06-18	Blitz	Tshwane (GTP)	9	4	0	Yes	Analysis
27	CP Ope 2022 (D2)	2022-02-19	2022-02-19	Standard	Tshwane (GTP)	5	5	5	Yes	Analysis
28	2021 Lardies Ope (D)	2021-10-30	2021-10-30	Standard	Tshwane (GTP)	5	5	2	Yes	Analysis
29	2021 Blou Bul Tournament (D)	2021-04-10	2021-04-10	Standard	Mangaung (FMB)	5	5	1	Yes	Analysis

#	Games	Start				End
1	7	Tournament CP Ope 2022				Tournament 2022 Tshwane Chess Fide Rated Blitz League 1
		date 2022-02-19	rnd 1	type Standard	result 1	date 2022-06-18	rnd 2	type Blitz	result 0.5
		Opponent Venter, W (Wietzke)				Opponent Adamson, LJ (Luke)
2	6	Tournament 2023 Afrikaans Ho�r Seunskool Open Chess Tournament				Tournament 2023 Milos Ristic Open Tournament
		date 2023-03-04	rnd 5	type Standard	result 0.5	date 2023-04-27	rnd 5	type Standard	result 1
		Opponent Hasanbashaj, K (Kyron)				Opponent Ngobeni, N (Njabulo)
3	5	Tournament Gauteng Inter-Region at UJ 2024				Tournament 2025 Tshwane Chess OPEN Registration Tournament
		date 2024-12-08	rnd 5	type Standard	result 0.5	date 2025-01-25	rnd 4	type Standard	result 0.5
		Opponent Mithani, G (Gcobani)				Opponent Monteiro Correia, M (Maya)

#	Games	Start				End
1	6	Tournament 2023 Afrikaans Ho�r Seunskool Open Chess Tournament				Tournament 2023 Milos Ristic Open Tournament
		date 2023-03-04	rnd 5	type Standard	result 0.5	date 2023-04-27	rnd 5	type Standard	result 1
		Opponent Hasanbashaj, K (Kyron)				Opponent Ngobeni, N (Njabulo)
2	5	Tournament Gauteng Inter-Region at UJ 2024				Tournament 2025 Tshwane Chess OPEN Registration Tournament
		date 2024-12-08	rnd 5	type Standard	result 0.5	date 2025-01-25	rnd 4	type Standard	result 0.5
		Opponent Mithani, G (Gcobani)				Opponent Monteiro Correia, M (Maya)
3	5	Tournament 2024 Constantiapark Open				Tournament 2024 Elise Steenkamp Open Chess Tournament
		date 2024-02-17	rnd 3	type Standard	result 0.5	date 2024-06-15	rnd 2	type Standard	result 1
		Opponent Groenewald, S (Stefan)				Opponent Munge, M (Myles)

No games found.

#	Games	Start				End

#	Games	Start				End
1	4	Tournament 2023 Tshwane Chess FIDE Rated Blitz League 1				Tournament 2023 Tshwane Chess FIDE Rated Blitz League 1
		date 2023-05-28	rnd 2	type Blitz	result 0.5	date 2023-05-28	rnd 5	type Blitz	result 1
		Opponent Ponquett, J (Joshua Josh)				Opponent Adamson, LJ (Luke)
2	3	Tournament 2023 Tshwane Chess FIDE Rated Blitz League 2				Tournament 2023 Tshwane Chess FIDE Rated Blitz League 2
		date 2023-06-11	rnd 6	type Blitz	result 0.5	date 2023-06-11	rnd 8	type Blitz	result 1
		Opponent Olivier, JG (Jacobus George)				Opponent Ballim, S (Salif)
3	2	Tournament 2022 Tshwane Chess Fide Rated Blitz League 1				Tournament 2022 Tshwane Chess Fide Rated Blitz League 1
		date 2022-06-18	rnd 6	type Blitz	result 1	date 2022-06-18	rnd 7	type Blitz	result 1
		Opponent Van Der Westhuizen, L (Lihan)				Opponent Kgatla, D (Daniel)

#	Games	Start				End
1	7	Tournament CP Ope 2022				Tournament 2022 Tshwane Chess Fide Rated Blitz League 1
		date 2022-02-19	rnd 1	type Standard	result 1	date 2022-06-18	rnd 2	type Blitz	result 0.5
		Opponent Venter, W (Wietzke)				Opponent Adamson, LJ (Luke)
2	4	Tournament 2022 South African Junior Wild Card Chess Championships				Tournament 2023 Tshwane Chess Open Registration Tournament
		date 2022-12-12	rnd 7	type Standard	result 1	date 2023-01-28	rnd 3	type Standard	result 1
		Opponent Mphomane, O (Omolemo)				Opponent Wesinyane, T (Tshireletso)
3	4	Tournament 2022 Jacaranda Round Robin				Tournament 2022 Jacaranda Round Robin
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 5	type Standard	result 1
		Opponent Van Tonder, L (Lara)				Opponent Snyman, J (Jacques)

#	Games	Start				End
1	5	Tournament CP Ope 2022				Tournament CP Ope 2022
		date 2022-02-19	rnd 1	type Standard	result 1	date 2022-02-19	rnd 5	type Standard	result 1
		Opponent Venter, W (Wietzke)				Opponent Du Bruyn, D (Dylan)
2	4	Tournament 2022 South African Junior Wild Card Chess Championships				Tournament 2023 Tshwane Chess Open Registration Tournament
		date 2022-12-12	rnd 7	type Standard	result 1	date 2023-01-28	rnd 3	type Standard	result 1
		Opponent Mphomane, O (Omolemo)				Opponent Wesinyane, T (Tshireletso)
3	4	Tournament 2022 Jacaranda Round Robin				Tournament 2022 Jacaranda Round Robin
		date 2022-07-30	rnd 2	type Standard	result 1	date 2022-07-30	rnd 5	type Standard	result 1
		Opponent Van Tonder, L (Lara)				Opponent Snyman, J (Jacques)

No games found.

#	Games	Start				End

#	Games	Start				End
1	3	Tournament 2023 Tshwane Chess FIDE Rated Blitz League 1				Tournament 2023 Tshwane Chess FIDE Rated Blitz League 1
		date 2023-05-28	rnd 3	type Blitz	result 1	date 2023-05-28	rnd 5	type Blitz	result 1
		Opponent Ballim, S (Salif)				Opponent Adamson, LJ (Luke)
2	2	Tournament 2023 Tshwane Chess FIDE Rated Blitz League 2				Tournament 2023 Tshwane Chess FIDE Rated Blitz League 2
		date 2023-06-11	rnd 7	type Blitz	result 1	date 2023-06-11	rnd 8	type Blitz	result 1
		Opponent Wolvaardt, J (Jonathan)				Opponent Ballim, S (Salif)
3	2	Tournament 2022 Tshwane Chess Fide Rated Blitz League 1				Tournament 2022 Tshwane Chess Fide Rated Blitz League 1
		date 2022-06-18	rnd 6	type Blitz	result 1	date 2022-06-18	rnd 7	type Blitz	result 1
		Opponent Van Der Westhuizen, L (Lihan)				Opponent Kgatla, D (Daniel)

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	Lekalakala ,B (Bupe Amogelang)	3	1.5	0	3	1.5	0	0	0	0	0	0	0
1	Lekalakala ,B (Bupe Amogelang)	3	1286.8	1286.8	3	1253.4	1286.8	0	0	0	0	0	0
2	Du Bruyn ,D (Dylan)	3	2	141.7	3	2	141.7	0	0	0	0	0	0
2	Du Bruyn ,D (Dylan)	3	1286	1427.6	3	1287.2	1427.6	0	0	0	0	0	0
3	Mothokwa ,K (Keabetswe)	2	2	425	2	2	425	0	0	0	0	0	0
3	Mothokwa ,K (Keabetswe)	2	1181.8	1606.8	2	1172.9	1606.8	0	0	0	0	0	0
4	Steyn ,H (Henco)	2	2	425	2	2	425	0	0	0	0	0	0
4	Steyn ,H (Henco)	2	1182.5	1607.5	2	1158	1607.5	0	0	0	0	0	0
5	Webb ,K (Kagan)	2	0	-425	2	0	-425	0	0	0	0	0	0
5	Webb ,K (Kagan)	2	1336.8	911.8	2	1327.3	911.8	0	0	0	0	0	0
6	Nason ,C (Cyle)	2	2	425	2	2	425	0	0	0	0	0	0
6	Nason ,C (Cyle)	2	1340.1	1765.1	2	1316.3	1765.1	0	0	0	0	0	0
7	Nkwadi ,K (Karabo)	2	1	0	2	1	0	0	0	0	0	0	0
7	Nkwadi ,K (Karabo)	2	1322.8	1322.8	2	1318.6	1322.8	0	0	0	0	0	0
8	Bath ,X (Xavier)	2	1	0	2	1	0	0	0	0	0	0	0
8	Bath ,X (Xavier)	2	1373.7	1373.7	2	1372.9	1373.7	0	0	0	0	0	0
9	Myburgh ,Z (Zandre)	2	0.5	-212.5	2	0.5	-212.5	0	0	0	0	0	0
9	Myburgh ,Z (Zandre)	2	1408.1	1195.6	2	1406.4	1195.6	0	0	0	0	0	0
10	Van Staden ,R (Rikus)	2	1	0	2	1	0	0	0	0	0	0	0
10	Van Staden ,R (Rikus)	2	1274.9	1274.9	2	1277.7	1274.9	0	0	0	0	0	0

Norms

No norms achieved.

#	Norm	Tournament	Start	End	Rounds	Games	Score	Details

Ratings

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Statistics

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PLAYER PAGE

Personal

De Roos, H (Hubert)

Ratings

Game statistics

Rankings

Historical performance

Last 24 raw ratings

Rating graph

Tournaments

Top 3 Streaks

Top 10 opponents most often played

Norms