Location of Photo:
Date/Time of photo:
10 October 2017, 0553UT
11" SCT f/6.4 and STF-8300M CCD Camera
Asteroid 2012 TC4 is 0.72 million miles from Earth in these images on it's way to a close approach of Earth on October 12 at 0542UT. The asteroid is magnitude 17.7 in these images. The upper right inset is a co-add of two 30 second images that shows the asteroids movement among the stars from 0553UT to 0600UT.