3685: Northolt Branch Observatories

The NEOCP object, P1103bS, that we observed last night has been designated 2020 JY. It is an Amor-type asteroid with a diameter of 37-84 metres.

2020 JY was first observed at Pan-STARRS 1, Haleakala on the 12th of May. It makes a close approach on May 17th, at a distance of 0.01617 au (2.4 million km) from Earth.

We observed it when it was visible at +18.5 mag, moving at 21″/min through the constellation of Hercules.