ARP consists of the 2 interacting spirals NGC5258 and NGC5257. The two are located in Leo about 300 million lys. away.

There is a substantial bridge marking their entanglement.

PlaneWave 12.5″ Astrograph with ZWO ASI 6200 camera, Astrodon filters and ASA DDM-85 gearless mount. F/8 LRGB (36/8min L, 13/8min RGB each, all 2×2 bin).