As always, here are the timestamps!

Floor 15 (Shelly + Blackout) = 00:00-03:30
Floor 16 (Pebble) = 03:30-07:20
Floor 17 (Just commons) = 07:20-10:09
Floor 18 (Scraps + Blackout) = 10:09-13:23
Floor 19 (Vee) = 13:23-17:35
Floor 20 (Astro + RIP Glisten and Sprout) = 17:35-22:37
Floor 21 (Normal Twisteds) = 22:37-28:06
Floor 22 (Blackout) = 28:06-33:56
Floor 23 (Nothing especial) = 33:56-38:08
Floor 24 (Blackout) = 38:08-44:04

Hope you have a nice day!