Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 9 7.  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)
 09/18/2020   08:10:01   (  79.13,  27.48) 09/18/2020   08:08:46  (  79.15,  27.37)    2.82                75
 09/18/2020   09:00:45   ( -79.14,-165.25) 09/18/2020   08:59:41  ( -79.17,-165.21)    3.12                64
 09/18/2020   09:51:31   (  79.17,   1.86) 09/18/2020   09:50:46  (  79.17,   2.01)    3.15                45
 09/18/2020   10:42:15   ( -79.17, 169.13) 09/18/2020   10:41:42  ( -79.15, 169.16)    2.46                33
 09/18/2020   11:33:00   (  79.17, -23.50) 09/18/2020   11:32:47  (  79.15, -23.62)    2.96                13
 09/18/2020   12:23:44   ( -79.17, 143.77) 09/18/2020   12:23:42  ( -79.17, 143.80)    0.73                 2
 09/18/2020   13:14:29   (  79.16, -48.86) 09/18/2020   13:14:47  (  79.17, -48.98)    2.55                18
 09/18/2020   14:05:13   ( -79.17, 118.41) 09/18/2020   14:05:42  ( -79.18, 118.44)    1.70                29
 09/18/2020   14:55:59   (  79.20, -74.47) 09/18/2020   14:56:47  (  79.18, -74.34)    3.20                48
 09/18/2020   15:46:42   ( -79.17,  93.06) 09/18/2020   15:47:42  ( -79.20,  93.08)    3.61                60
 09/18/2020   16:37:36   (  79.47,-101.95) 09/18/2020   16:38:40  (  79.41, -97.77)   85.30                64