2021 December

GOLD Nighttime (NI1) observations continued on day 335 (December 1) and continued through day 365 (December 31), the end of the year.  The standard scan sequence was:

                  2010 - 2310 UTC:  Channel B alternated hemispheres at 15 minute intervals.

                  2310 - 0040 UTC:  Dual Channel scans with each Channel scanning a different hemisphere.

                                                   Scan Sequence 1

Click on any gif to see the full size image.  Right click to download the gif.

No missing days (*) in December.

           2021.335 DEC 1                                   2021.336 DEC 2                                      2021.337 DEC 3                                   2021.338 DEC 4

           2021.339 DEC 5                                   2021.340 DEC 6                                      2021.341 DEC 7                                   2021.342 DEC 8