PT5 has already been near Earth since July. During the event, the asteroid's geocentric energy will become negative and remain that way for 56.6 days. In Dunn's simulation, the orbit is shown as the red line,

Earth will have an extra moon for a couple of weeks this fall, and it may return for a second round in a few decades. A 33-foot asteroid named 2024 PT5 is expected to be pulled into orbit around the Earth between September 29 and November 25,