Tennis Tracker: Noskova claims shock win over top seed Swiatek, Ruud and Dimitrov also out
16:01 CET - We'll be back with you at around 07:00 CET tomorrow to round up all of the early action and provide live coverage of De Minaur's clash as well as any other matches that are still going. See you then!
15:46 CET - In the early hours of tomorrow morning - around 02:00 CET - the Round of 16 will begin with a clash between US Open champion Coco Gauff (19) and Magdalena Frech (26).
Shortly after that, Novak Djokovic (36) and Aryna Sabalenka (25) will both be in action before home hero Alex De Minaur (24) takes centre stage in the evening session (09:00 CET) with a match against Andrey Rublev (26).
15:37 CET - That's that for the day in Melbourne and what a day it was! Three of the top 15 men's seeds - Tommy Paul (26), Casper Ruud (25) and Grigor Dimitrov (32) - were knocked, as was women's world number one Iga Swiatek (22).
14:02 CET - World number six Alexander Zverev (26) is into the fourth round at the Australian Open after beating young American Alex Michelsen (19) 6-2, 7-6(4), 6-2 in the last match of the day in Melbourne.
13:06 CET - Next up for Noskova is Elina Svitolina (29), who has beaten Viktorija Golubic (31) 6-2, 6-3 in the final women's match of the day.
12:15 CET - There was little to choose between Noskova and Swiatek today, but the former stepped things up on the most important points to secure the biggest win of her career.
Read more about the match here
11:38 CET - Noskova has done it! The Czech teenager has beaten world number one Swiatek 3-6, 6-3, 6-4 in a huge shock result that blows the tournament wide open.
11:27 CET - There's a huge shock on the cards, with top seed Iga Swiatek (22) a break down in the deciding set against Linda Noskova (19).
11:23 CET - Next up for Borges is third seed Daniil Medvedev (27), who has just won 6-3, 6-4, 6-3 against Felex Auger-Aliassime (23).
11:16 CET - Another upset! 13th seed Grigor Dimitrov (32), one of the most in-form players heading into this tournament, has lost 6-7, 6-4, 6-2, 7-6 to Nuno Borges (26). The Bulgarian served for the set in the final tiebreak but double-faulted.
Borges is the first Portuguese player ever to reach the fourth round of the Australian Open.
10:20 CET - 11th seed and three-time Grand Slam finalist Casper Ruud (25) is out! He's lost 6-4, 6-7, 6-4, 6-3 to British number one Cameron Norrie (28).
08:24 CET - Two-time Australian Open champion Victoria Azarenka (34) has won 6-1, 7-5 against world number 10 Jelena Ostapenko (26) to move into the Round of 16 for the 11th time.
07:39 CET - On the women's side meanwhile, former semi-finalist Sloane Stephens (30) lost 6-7, 6-1, 6-4 to world number 75 Anna Kalinskaya (25) and 27th seed Emma Navarro (22) was beaten 6-2, 2-6, 6-1 by world number 93 Dayana Yastremska (23).
07:34 CET - Elsewhere, there have been some big upsets, with a number of underdogs continuing their fairytale runs down under.
On the men's side, world number 122 Arthur Cazauz (21) picked up a 6-3, 6-3, 6-1 victory over 28th seed Tallon Griekspoor (27), while 2023 semi-finalist Tommy Paul (26) was knocked out by Miomir Kecmanovic (24), losing 6-4, 3-6, 2-6, 7-6, 6-0 after failing to convert match points in the fourth set.
07:29 CET - The main headline from Melbourne's early hours is that second seed Carlos Alcaraz (20) is through after opponent Juncheng Shang (18) was forced to retire while trailing 6-1, 6-1, 1-0.
07:10 CET - Hello and welcome to Flashscore's live coverage of the final day of third-round matches at the Australian Open!