Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 9 28.  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)
 10/02/2020   01:08:32   ( -79.13, -47.07) 10/02/2020   01:07:16  ( -79.12, -46.97)    2.35                76
 10/02/2020   01:59:17   (  79.12, 120.31) 10/02/2020   01:58:19  (  79.13, 120.35)    1.30                58
 10/02/2020   02:50:01   ( -79.13, -72.43) 10/02/2020   02:49:16  ( -79.13, -72.34)    2.09                45
 10/02/2020   03:40:46   (  79.12,  94.95) 10/02/2020   03:40:19  (  79.14,  94.98)    2.99                27
 10/02/2020   04:31:30   ( -79.12, -97.79) 10/02/2020   04:31:16  ( -79.15, -97.70)    3.30                14
 10/02/2020   05:22:16   (  79.15,  69.33) 10/02/2020   05:22:20  (  79.13,  69.35)    2.65                 4
 10/02/2020   06:13:00   ( -79.16,-123.41) 10/02/2020   06:13:17  ( -79.13,-123.33)    3.17                17
 10/02/2020   07:03:45   (  79.15,  43.97) 10/02/2020   07:04:20  (  79.14,  43.99)    0.78                35
 10/02/2020   07:54:29   ( -79.16,-148.77) 10/02/2020   07:55:17  ( -79.15,-148.69)    1.76                48
 10/02/2020   08:45:14   (  79.15,  18.61) 10/02/2020   08:46:20  (  79.16,  18.62)    1.21                66