|
2021 BK |
| ephemeris |
date |
magn |
radius |
delta (AU) |
delta (LD) |
delta (km) |
ra |
dec |
elong |
phase |
| Brightest | 15 Jan 2023 | 32.0 | 0.844 AU | 0.757 AU | 294.74 LD | 113,317,771 km | 15h42m | -22°09' | 56.2° | 75.6° |
| Approach | 16 Jan 2023 | 32.0 | 0.842 AU | 0.768 AU | 299.02 LD | 114,964,912 km | 15h50m | -22°39' | 55.8° | 75.2° |
| Today | 25 Sep 2023 | 33.5 | 2.086 AU | 1.296 AU | 504.44 LD | 193,939,244 km | 20h51m | -14°41' | 129.7° | 21.7° |
Based on its absolute magnitude (Hâ‚’) of 30.3 and an albedo between 0.25 and 0.05, the estimated diameter of 2021 BK is 2 - 5 m.
2021 BK- 2023-09-25
astro.vanbuitenen.nl
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 light curve 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 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.
