ATP Prague Challenger Men Tennis All Stars Singles 18 August 2020 Hlavni mesto Praha, Czech Republic Elias Ymer defeats Evgeny Karlovskiy Previous Rating: 1692 ±384 - 1708 ±376 Rating Change: +235 - -218 New Rating: 1927 ±320 - 1490 ±317 Set Score: 2 - 0 Aslan Karatsev defeats Robin Haase Previous Rating: 1299 ±455 - 2287 ±226 Rating Change: +897 - -224 New Rating: 2196 ±283 - 2063 ±212 Set Score: 2 - 0 Arthur De Greef defeats Enzo Couacaud Previous Rating: 1600 ±400 - 2284 ±306 Rating Change: +552 - -330 New Rating: 2152 ±293 - 1954 ±264 Set Score: 2 - 0 Andrew Paulson defeats Filip Horansky Previous Rating: 1500 ±400 - 2147 ±158 Rating Change: +603 - -100 New Rating: 2103 ±252 - 2047 ±157 Set Score: 2 - 1 Roman Safiullin defeats Lukas Rosol Previous Rating: 1400 ±300 - 2789 ±175 Rating Change: +820 - -297 New Rating: 2220 ±246 - 2492 ±171 Set Score: 2 - 0 Tomas Machac defeats Sergiy Stakhovsky Previous Rating: 1600 ±400 - 2217 ±199 Rating Change: +617 - -159 New Rating: 2217 ±262 - 2058 ±190 Set Score: 2 - 0 Zdenek Kolar defeats Petr Nouza Previous Rating: 1600 ±350 - 1550 ±400 Rating Change: +177 - -230 New Rating: 1777 ±302 - 1320 ±325 Set Score: 2 - 0 Jay Clarke defeats Dmitry Popko Previous Rating: 2000 ±400 - 2000 ±400 Rating Change: +200 - -200 New Rating: 2200 ±336 - 1800 ±336 Set Score: 2 - 1 Jan Satral defeats Ruben Bemelmans Previous Rating: 1600 ±400 - 2591 ±223 Rating Change: +806 - -259 New Rating: 2406 ±263 - 2332 ±206 Set Score: 2 - 0 Adrian Menendez-Maceiras defeats Rudolf Molleker Previous Rating: 1600 ±400 - 1800 ±400 Rating Change: +296 - -296 New Rating: 1896 ±327 - 1504 ±327 Set Score: 2 - 0 Michael Vrbensky defeats Daniel Masur Previous Rating: 1600 ±400 - 1600 ±400 Rating Change: +232 - -232 New Rating: 1832 ±332 - 1368 ±332 Set Score: 2 - 0 Oscar Otte defeats Malek Jaziri Previous Rating: 1600 ±400 - 1433 ±443 Rating Change: +178 - -216 New Rating: 1778 ±346 - 1217 ±369 Set Score: 2 - 0 Mats Moraing defeats Alexey Vatutin Previous Rating: 1600 ±400 - 1401 ±463 Rating Change: +143 - -188 New Rating: 1743 ±354 - 1213 ±390 Set Score: 2 - 1 Jonas Forejtek defeats Botic Van De Zandschulp Previous Rating: 1600 ±350 - 1937 ±400 Rating Change: +252 - -330 New Rating: 1852 ±296 - 1607 ±318 Set Score: 2 - 1 Tallon Griekspoor defeats Andrey Kuznetsov Previous Rating: 1700 ±416 - 1300 ±300 Rating Change: +145 - -73 New Rating: 1845 ±353 - 1227 ±277 Set Score: 2 - 0 Jiri Lehecka defeats Nicola Kuhn Previous Rating: 1550 ±400 - 1401 ±463 Rating Change: +179 - -237 New Rating: 1729 ±348 - 1164 ±380 Set Score: 2 - 0 Elias Ymer defeats Martin Klizan Previous Rating: 1927 ±320 - 2261 ±237 Rating Change: +295 - -166 New Rating: 2222 ±247 - 2095 ±213 Set Score: 2 - 1 Yannick Maden defeats Arthur De Greef Previous Rating: 1871 ±255 - 2152 ±293 Rating Change: +220 - -271 New Rating: 2091 ±221 - 1881 ±234 Set Score: 2 - 0 Aslan Karatsev defeats Jiri Vesely Previous Rating: 2196 ±283 - 2883 ±125 Rating Change: +537 - -117 New Rating: 2733 ±204 - 2766 ±127 Set Score: 2 - 0 Henri Laaksonen defeats Jan Satral Previous Rating: 2071 ±308 - 2406 ±263 Rating Change: +276 - -194 New Rating: 2347 ±247 - 2212 ±226 Set Score: 2 - 1 Ernests Gulbis defeats Andrew Paulson Previous Rating: 2664 ±143 - 2103 ±252 Rating Change: +10 - -15 New Rating: 2674 ±150 - 2088 ±241 Set Score: 2 - 1 Michael Vrbensky defeats Steven Diez Previous Rating: 1832 ±332 - 1827 ±334 Rating Change: +189 - -193 New Rating: 2021 ±278 - 1634 ±281 Set Score: 2 - 0 Philipp Kohlschreiber defeats Mats Moraing Previous Rating: 2665 ±167 - 1743 ±354 Rating Change: +7 - -15 New Rating: 2672 ±173 - 1728 ±340 Set Score: 2 - 0 Tomas Machac defeats Ilya Ivashka Previous Rating: 2217 ±262 - 2586 ±144 Rating Change: +337 - -111 New Rating: 2554 ±195 - 2475 ±141 Set Score: 2 - 0 Stan Wawrinka defeats Roman Safiullin Previous Rating: 3018 ±99 - 2220 ±246 Rating Change: +4 - -2 New Rating: 3022 ±112 - 2218 ±243 Set Score: 2 - 1 Tallon Griekspoor defeats Kimmer Coppejans Previous Rating: 1845 ±353 - 1656 ±455 Rating Change: +117 - -191 New Rating: 1962 ±318 - 1465 ±377 Set Score: 2 - 1 Zdenek Kolar defeats Sebastian Ofner Previous Rating: 1777 ±302 - 1919 ±391 Rating Change: +184 - -309 New Rating: 1961 ±264 - 1610 ±304 Set Score: 2 - 0 Pierre-Hugues Herbert defeats Jonas Forejtek Previous Rating: 2851 ±100 - 1852 ±296 Rating Change: +4 - -1 New Rating: 2855 ±112 - 1851 ±294 Set Score: 2 - 1 Jozef Kovalik defeats Adrian Menendez-Maceiras Previous Rating: 2433 ±125 - 1896 ±327 Rating Change: +10 - -36 New Rating: 2443 ±133 - 1860 ±299 Set Score: 2 - 1 Oscar Otte defeats Arthur Rinderknech Previous Rating: 1778 ±346 - 2000 ±400 Rating Change: +246 - -329 New Rating: 2024 ±293 - 1671 ±315 Set Score: 2 - 0 Jiri Lehecka defeats Blaz Rola Previous Rating: 1729 ±348 - 1937 ±263 Rating Change: +307 - -178 New Rating: 2036 ±268 - 1759 ±234 Set Score: 2 - 0 Stan Wawrinka defeats Oscar Otte Previous Rating: 3022 ±112 - 2024 ±293 Rating Change: +0 - -1 New Rating: 3022 ±112 - 2023 ±291 Set Score: 2 - 1 Henri Laaksonen defeats Yannick Maden Previous Rating: 2347 ±247 - 2091 ±221 Rating Change: +58 - -47 New Rating: 2405 ±222 - 2044 ±203 Set Score: 2 - 1 Mikael Ymer defeats Tomas Machac Previous Rating: 2745 ±105 - 2554 ±195 Rating Change: +13 - -45 New Rating: 2758 ±102 - 2509 ±174 Set Score: 2 - 1 Sumit Nagal defeats Jiri Lehecka Previous Rating: 1992 ±321 - 2036 ±268 Rating Change: +184 - -124 New Rating: 2176 ±266 - 1912 ±237 Set Score: 2 - 1 Aslan Karatsev defeats Ernests Gulbis Previous Rating: 2733 ±204 - 2674 ±150 Rating Change: +108 - -60 New Rating: 2841 ±171 - 2614 ±138 Set Score: 2 - 0 Pierre-Hugues Herbert defeats Zdenek Kolar Previous Rating: 2855 ±112 - 1961 ±264 Rating Change: +0 - -1 New Rating: 2855 ±112 - 1960 ±262 Set Score: 2 - 1 Tallon Griekspoor defeats Jozef Kovalik Previous Rating: 1962 ±318 - 2443 ±133 Rating Change: +424 - -74 New Rating: 2386 ±216 - 2369 ±126 Set Score: 2 - 1 Stan Wawrinka defeats Sumit Nagal Previous Rating: 3022 ±112 - 2176 ±266 Rating Change: +1 - -2 New Rating: 3023 ±111 - 2174 ±263 Set Score: 2 - 1 Michael Vrbensky defeats Mikael Ymer Previous Rating: 2021 ±278 - 2758 ±102 Rating Change: +521 - -70 New Rating: 2542 ±197 - 2688 ±99 Set Score: 2 - 1 Aslan Karatsev defeats Henri Laaksonen Previous Rating: 2841 ±171 - 2405 ±222 Rating Change: +21 - -35 New Rating: 2862 ±163 - 2370 ±205 Set Score: 2 - 0 Pierre-Hugues Herbert defeats Tallon Griekspoor Previous Rating: 2855 ±112 - 2386 ±216 Rating Change: +4 - -13 New Rating: 2859 ±111 - 2373 ±206 Set Score: 2 - 1 Stan Wawrinka defeats Michael Vrbensky Previous Rating: 3023 ±111 - 2542 ±197 Rating Change: +3 - -9 New Rating: 3026 ±110 - 2533 ±191 Set Score: 2 - 1 Aslan Karatsev defeats Pierre-Hugues Herbert Previous Rating: 2862 ±163 - 2859 ±111 Rating Change: +97 - -45 New Rating: 2959 ±139 - 2814 ±104 Set Score: 2 - 0 Stan Wawrinka defeats Aslan Karatsev Previous Rating: 3026 ±110 - 2959 ±139 Rating Change: +39 - -62 New Rating: 3065 ±103 - 2897 ±123 Set Score: 2 - 0