A new asteroid discovered on February 21, 2017 will shave Earth at 21:08 UTC on February 23, 2017.
This 8-meter-large space rock is the fifth asteroid to flyby Earth within 1 lunar distance since January 8, 2017.
They say they are scanning the skies. But since beginning of January 2017, FIVE asteroids have been discovered just days before they flyby Earth within 1 lunar distance.
The last NEO in date – 2017 DG16 – was found by Mt. Lemmon Survey on February 21, 2017. The flyby will occur at 0.34 LD (130 560 km / 81 126 miles), at a speed of 6.91 km/s on February 23, 2017 at 21:08 UTC .

The estimated size of this Apollo group‘s asteroid is between 2 and 8 meters in diameter (7 – 26 feet).
This is the fifth newly discovered asteroid to flyby Earth within 1 lunar distance since January 8, 2017. There are currently 15 761 KNOWN near-Earth objects.