🚧 Beta Version - Bugs may occur. Report an issue

Karl-William Matanga Ubertalli

RTC Arlon Member since October 2022
View on federation website
Ranking
9.3 - 15 pts
Current points
20,97
Matches played
27 Last 6 months
Win rate
50% Last 10 matches
Best Performances
MARCHE Upset
28/04/2026
-9 Grade 2 (1-15)
Ranking at the time: 9.7 (2)
Harold Biron
9.3 (15) · Seed 1
4/2 4/1
GARISART TENNIS Upset
28/12/2025
Simples jeunes mixte - 9 ans Grade 2
Ranking at the time: 9.7 (2)
Romain Duhaumont
9.3 (15) · Seed 2
4/3 4/1
MARCHE Upset
29/04/2026
-9 Grade 2 (1-15)
Ranking at the time: 9.7 (2)
Bruno Giudizioso
9.5 (5)
4/3 3/4 4/2

Player matches

R.T.C. ARLON · 20 Aug 2026

Simples jeunes mixte - 9 ans Grade 2
VICTORY

Round: Final

30 Aug · 11:00

4/2 4/0
vs Nathan Melchior 9.5 (5)
VICTORY

Round: Semi-final

29 Aug · 17:00

4/1 4/0
vs Arthur Gregoire-Slegten 9.6 (3)
Simples jeunes gens - 11 ans Grade 2
DEFEAT

Round: Quarter-final

26 Aug · 16:30

4/2 4/0
vs Jean Kiame 11.5 (5)
Simples jeunes mixte - 9 ans Grade 1
DEFEAT

Round: Semi-final

23 Aug · 14:00

4/0 4/1
vs Joud Madhbouh 9.4 (10)

R.T.C. NEUFCHATEAU · 13 Aug 2026

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Final

21 Aug · 16:00

1/4 4/0 4/2
vs Alexis Haager 9.4 (10)
VICTORY

Round: Semi-final

20 Aug · 13:00

4/0 4/1
vs Louis Caron 9.6 (3)
Simples jeunes gens - 11 ans Grade 2
DEFEAT

Round: Quarter-final

21 Aug · 13:30

4/2 4/1
vs Malo Herman 11.3 (15) · Seed 1
VICTORY

Round: Last round of qualification

19 Aug · 17:00

4/1 4/0
vs Charly Labbe 11.6 (3)
VICTORY

Round: Qualification 1st round

18 Aug · 15:00

4/0 4/1
vs Tiago Nelisse 11.5 (5) · Seed 4
Simples jeunes mixte - 9 ans Grade 1
DEFEAT

Round: Semi-final

19 Aug · 15:00

4/0 4/1
vs Joud Madhbouh 9.4 (10)

T.C. HALANZY · 27 Jun 2026

Simples jeunes gens - 11 ans Grade 2
DEFEAT

Round: Quarter-final

4/2 4/2
vs François Ney 11.3 (15) · Seed 2
VICTORY

Round: Last round of qualification

29 Jun · 18:30

4/0 4/1
vs Tom Schul 11.8 (1)
Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Final

5 Jul · 10:30

4/0 4/1
vs Joud Madhbouh 9.4 (10)
VICTORY

Round: Semi-final

29 Jun · 17:00

4/1 4/2
vs Max Lahr 9.6 (3)
Simples jeunes mixte - 9 ans Grade 1
DEFEAT

Round: Final

2 Jul · 18:00

4/0 4/0
vs Pauline Demelenne 9.2 (20)
VICTORY

Round: Semi-final

30 Jun · 17:30

4/1 4/0
vs Romain Duhaumont 9.3 (15) · Seed 2

R.T.C. COUVIN · 21 May 2026

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Final

27 May · 19:00

4/2 4/0
vs Sacha Onkelinx 9.4 (10) · Seed 1

T.C. D'ENGHIEN · 14 May 2026

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Semi-final

17 May · 16:30

4/2 0/4 4/1
vs Valentino Batjoens 9.3 (15) · Seed 1
VICTORY

Round: Quarter-final

16 May · 15:00

4/0 4/1
vs Charly Tonero 9.8 (1)

BERTRIX · 27 Apr 2026

Simples jeunes mixte - 9 ans Grade 3
VICTORY

Round: Final

4/0 4/0
vs Auguste Schumacker 9.8 (1)
VICTORY

Round: Semi-final

4/0 4/0
vs Théo Lamouline 9.7 (2)
VICTORY

Round: Pool A

30 Apr · 17:00

4/0
vs Maxence Horman Pajot 9.8 (1)
VICTORY

Round: Pool A

30 Apr · 16:30

4/0
vs Natan Gillet 9.8 (1)
VICTORY

Round: Pool A

30 Apr · 16:00

4/0
vs Gaspard Bolle 9.7 (2)

MARCHE · 27 Apr 2026

Simples jeunes mixte - 9 ans Grade 3
DEFEAT

Round: Final

3/3 ret.
vs Mattia Nanni 9.6 (3)
VICTORY

Round: Semi-final

3/4 4/2 4/1
vs Arthur Fontagnere 9.7 (2)
VICTORY

Round: Quarter-final

4/2 4/0
vs Capucine Lefevre 9.7 (2)
VICTORY

Round: Pool C

27 Apr · 18:00

4/0
vs Salomé Rucquoi 9.8 (1)
VICTORY

Round: Pool C

27 Apr · 17:00

4/0
vs Ezio Doom 9.8 (1)
DEFEAT

Round: Pool C

27 Apr · 16:00

4/2
vs Hugo Rekinger 9.6 (3)
Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Final

1 May · 17:00

3/4 4/1 4/1
vs Mattia Nanni 9.6 (3)
VICTORY

Round: Semi-final

29 Apr · 16:00

4/3 3/4 4/2
vs Bruno Giudizioso 9.5 (5)
VICTORY

Round: Quarter-final

28 Apr · 17:30

4/2 4/1
vs Harold Biron 9.3 (15) · Seed 1

T.C. SAINT GILLES CINEY · 21 Feb 2026

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Last round of qualification

4/1 4/2
vs Antoine Dive 9.4 (10) · Seed 1
VICTORY

Round: Qualification 1st round

4/1 4/2
vs Maxence Graas 9.8 (1)

T.C. LIBRAMONT · 14 Feb 2026

Simples jeunes mixte - 9 ans Grade 3
VICTORY

Round: Final

4/1 4/3
vs Mattia Nanni 9.6 (3)
VICTORY

Round: Semi-final

4/0 4/1
vs Eléna Dumont 9.7 (2)
VICTORY

Round: Quarter-final

4/0 2/4 4/3
vs Arthur Fontagnere 9.7 (2)
VICTORY

Round: Pool B

4/2
vs Louise Javaux 9.8 (1)
VICTORY

Round: Pool B

4/0
vs Maxence Horman Pajot 9.8 (1)
DEFEAT

Round: Pool B

4/2
vs Mattia Nanni 9.6 (3)
Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Quarter-final

4/3 1/4 4/1
vs Mattia Nanni 9.6 (3) · Seed 4
VICTORY

Round: Round of 16

4/0 4/0
vs Georges Goosse 9.8 (1)

T.C. D'ENGHIEN · 15 Jan 2026

Simples jeunes mixte - 9 ans Grade 2
DEFEAT

Round: Quarter-final

W.O.
vs Sacha Choquet 9.4 (10)
Simples jeunes mixte - 9 ans Grade 3
DEFEAT

Round: Pool A

Walk-Over
vs Gaspard Layon 9.8 (1)
DEFEAT

Round: Pool A

Walk-Over
vs Meliha Demirkilic 9.8 (1)
DEFEAT

Round: Pool A

Walk-Over
vs Renan Saussez 9.7 (2)

No match matches your search.

1 2
Next →
Showing 1-10 of 17 tournaments

Interclubs matches

Win

Jeunes Mixte 9 REG 3 · Round 5

Sat 20 Jun

3 0
Away · vs GEDINNE A (TC Gedinne)

Individual matches

V
Antoine Jeanbaptiste 9.8
4/0 4/1
Win

Jeunes Mixte 9 REG 3 · Round 4

Sun 14 Jun

3 0
Home · vs BERTRIX A (T.C. BAUDET BERTRIX)

Individual matches

V
Tao Gerard 9.8
4/0 4/0
Loss

Jeunes Mixte 9 REG 1 · Round 2

Sun 7 Jun

0 3
Away · vs TEMPLOUX A (Tennis Club de Temploux)

Individual matches

D
Julien Sechehaye 9.2
4/1 4/0
Win

Jeunes Mixte 9 REG 3 · Round 1

Sat 6 Jun

3 0
Home · vs LA BRULOTTE A (T.C. LA BRULOTTE)

Individual matches

V
Corentin Georges 9.8
4/0 4/0

No match matches your search.

Ranking and club history

Ranking and clubs evolution over time

9.3 Current 15 RTC Arlon
9.7 01/10/2025 2 RTC Arlon
9.8 01/05/2025 1 RTC Arlon
9.8 01/10/2024 1 RTC Arlon
9.8 01/05/2024 1 RTC Arlon
9.8 01/10/2023 1 RTC Arlon
9.8 01/05/2023 1 RTC Arlon
9.8 01/10/2022 1 RTC Arlon

Points history

How your points (cumulative ranking) changed over time.

31/08/2026 20,97 pts
17/08/2026 19,53 pts
11/05/2026 16,89 pts
06/04/2026 15,07 pts
16/11/2025 7,17 pts

Also discover

RTC Arlon club
All players and matches from the club
Players in Luxembourg Province
The regional players ranking
Tournaments in Luxembourg Province
Regional tournaments, upcoming and past
Is your data incorrect?
Let us know