2015 BY310
ephemeris	date	magn	radius	delta (AU)	delta (LD)	delta (km)	ra	dec	elong	phase
Today	17 Jan 2019	20.0	1.255 AU	0.276 AU	107.38 LD	41,283,917 km	08h16m	+31°50'	167.9°	9.5°
Brightest	4 Mar 2019	18.8	1.017 AU	0.085 AU	32.95 LD	12,667,765 km	05h54m	+13°35'	105.5°	69.9°
Approach	20 Mar 2019	20.0	0.969 AU	0.059 AU	22.83 LD	8,776,716 km	03h50m	-23°10'	60.9°	116.1°

Based on its absolute magnitude (Hₒ) of 21.7and an albedo between 0.25 and 0.05, the estimated diameter of 2015 BY310 is 120 - 270 m.

The interactive orbit chart above shows the near-earth object's path through the solar system and its position at the given date. Green and blue lines are shown perpendicular to the ecliptic plane: Green if the path is above the ecliptic plane, blue if it is below.

(Left-click and drag to rotate the view; right-click and drag to move the view; use scroll wheel to zoom in our out.)

The lightcurve chart below shows the estimated development of the NEO's magnitude during its approach to earth.

The following all-sky chart shows the path of of the NEO in the coming months.

The following chart shows the path of the NEO in the coming days or hours. The field of view is optimized for (~10x50) binoculars and finderscopes. A more printer-friendly version of the same chart can be found below.