Location of Photo:
Date/Time of photo:
8 October 2017, 0556UT
11" SCT f/6.4 and STF-8300M CCD Camera
Asteroid 2012 TC4 is only 1.42 million miles from Earth in these images on it's way to a close approach to Earth on October 12 at 0542UT. The asteroid is magnitude 18.9 in these images. The 2 upper right insets are each 180 second images that show the asteroid's movement in the same star field from 0602UT to 0611UT.