Astrologer Juan Revilla, who designed the Riyal astrology software, wrote a good deal about his early research on this body long before it was given the official number 15874, and posted these on his website https://expreso.co.cr Unfortunately, his website appears to be down, and I have not been able to contact him to ask him to contribute his findings to this page. But what he wrote about is too valuable to let it disappear with his website. And so I have decided to devote the following section to Juan's findings (occasionally adding a few extra details):