Occultation by 2001_QD174 at around 2021-05-18T06:17:28.249

!!! THAT IMAGE DOES NOT SEEM GOOD. PROBABLY DUE TO BAD WEATHER !!!

Dates from 2021-05-18T06:16:43.249 (left) to 2021-05-18T06:18:13.249 (right)
RA 17h31m04s0 DEC -54d42m21s3 (J2000.0)
Small File : small_IM_20210518_061818000_000003_09709202.fits.gz (117.7 Ko)
Big File : IM_20210518_061818000_000003_09709202.fits.gz (6.1 Mo)
Air: Temperature = 13.8999996185 (deg. Celcius), Humidity = 18.7000007629 (percent)
Wind: Speed = 2.416670084 (m/s), Direction = (deg.)
827 stars selected for astrometric calibration.
Efficiency of astrometric calibration : 0.03562946000000000168