Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 1 6.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 01/16/2020   05:48:12   (  79.70,  58.03) 01/16/2020   05:47:07  (  79.68,  57.88)    3.29                65
 01/16/2020   06:38:56   ( -79.70,-134.70) 01/16/2020   06:38:03  ( -79.70,-134.66)    0.75                53
 01/16/2020   07:29:40   (  79.69,  32.69) 01/16/2020   07:29:06  (  79.70,  32.58)    2.43                34
 01/16/2020   08:20:24   ( -79.70,-160.04) 01/16/2020   08:20:02  ( -79.72,-159.96)    3.07                22
 01/16/2020   09:11:10   (  79.72,   7.06) 01/16/2020   09:11:07  (  79.69,   6.99)    3.32                 3
 01/16/2020   10:01:54   ( -79.73, 174.34) 01/16/2020   10:02:03  ( -79.71, 174.45)    2.74                 9
 01/16/2020   10:52:39   (  79.72, -18.28) 01/16/2020   10:53:07  (  79.71, -18.31)    0.85                28
 01/16/2020   11:43:23   ( -79.72, 149.00) 01/16/2020   11:44:04  ( -79.70, 148.87)    3.25                41
 01/16/2020   12:34:08   (  79.71, -43.62) 01/16/2020   12:35:07  (  79.73, -43.61)    1.85                59