It does not appear on Ordnance Survey Ireland's historic maps at all, and by March 2017 it had effectively vanished from Google Earth imagery entirely. What was once detectable as a faint semicircular earthwork, roughly eleven metres across, had been swallowed by the conditions of the land around it: low-lying, wet pasture threaded through with drainage channels and watercourses. The monument exists, in a sense, in the gap between what aerial cameras can catch and what ground-level observation can confirm.

Ring barrows are prehistoric burial monuments, typically consisting of a low mound enclosed by a circular bank and ditch, and they were used across Ireland during the Bronze Age as places of interment or ritual. The Ballyphilip example belongs to a larger cluster of such monuments in the area, and it sits conjoined to a neighbouring ring barrow to its northeast. Its existence was first formally noted not by ground survey but by aerial photography: the Bruff aerial photographic survey of 1986 recorded it as a semicircular cropmark, a category of evidence in which buried or disturbed soil reveals itself through differential crop growth visible only from above. By the time the Ordnance Survey Ireland orthoimage programme captured the area between 2005 and 2012, a faint semicircular earthwork was still just discernible on the ground surface. The record was compiled by Alison McQueen and Vera Rahilly and uploaded to the national monuments database in September 2020.

Visiting Ballyphilip with any expectation of a visible monument is likely to result in frustration, and that is, in its own way, the point of this site. The pasture is wet and cut by drains, so the ground underfoot is unreliable depending on the season. The most useful approach is to consult the 2005 to 2012 OSi orthoimage beforehand, which at least offers a sense of approximate position within the field system. The neighbouring ring barrow to the northeast is catalogued separately, and together the two form part of a wider prehistoric landscape that the flat terrain does little to dramatise. What lingers is the strangeness of a monument that archaeology has confirmed but that the land has largely reclaimed, surfacing only briefly in the right light, from the right altitude, in the right year.