src/Marando/AstroDate/Epoch.php
public function toDate() {
    if ($this->dt)
      return $this->dt;
    else
      return AstroDate::jd($this->jd, TimeScale::TT());
  }
public function toDate() {
    if ($this->dt)
      return $this->dt;
    else
      return AstroDate::jd($this->jd, TimeScale::TT());
  }
Converts this instance to an AstroDate instance
@return AstroDate