Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 6 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)
 06/14/2020   12:43:04   ( -79.38, 137.12) 06/14/2020   12:41:59  ( -79.37, 137.08)    1.56                65
 06/14/2020   13:33:49   (  79.38, -55.61) 06/14/2020   13:32:57  (  79.39, -55.48)    2.68                52
 06/14/2020   14:24:33   ( -79.38, 111.77) 06/14/2020   14:23:59  ( -79.38, 111.75)    1.09                34
 06/14/2020   15:15:18   (  79.38, -80.97) 06/14/2020   15:14:58  (  79.37, -81.10)    2.86                20
 06/14/2020   16:06:02   ( -79.37,  86.42) 06/14/2020   16:05:59  ( -79.40,  86.41)    3.17                 3
 06/14/2020   16:56:47   (  79.38,-106.32) 06/14/2020   16:56:58  (  79.39,-106.44)    2.64                11
 06/14/2020   17:47:32   ( -79.40,  60.80) 06/14/2020   17:48:00  ( -79.39,  60.80)    1.60                28
 06/14/2020   18:38:17   (  79.41,-131.94) 06/14/2020   18:38:58  (  79.41,-131.77)    3.51                41
 06/14/2020   19:29:01   ( -79.40,  35.44) 06/14/2020   19:30:00  ( -79.41,  35.47)    0.80                59