Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 11 21.  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)
 11/22/2019   14:57:33   (  79.63, -78.70) 11/22/2019   14:56:27  (  79.63, -82.26)   71.19                66
 11/22/2019   15:48:23   ( -79.79,  87.13) 11/22/2019   15:47:23  ( -79.81,  87.05)    2.45                60
 11/22/2019   16:39:08   (  79.81,-105.74) 11/22/2019   16:38:21  (  79.81,-105.77)    1.20                47
 11/22/2019   17:29:53   ( -79.82,  61.51) 11/22/2019   17:29:24  ( -79.80,  61.46)    2.11                29
 11/22/2019   18:20:36   (  79.81,-131.08) 11/22/2019   18:20:20  (  79.82,-131.05)    1.54                16
 11/22/2019   19:11:21   ( -79.82,  36.17) 11/22/2019   19:11:23  ( -79.82,  36.18)    0.55                 2
 11/22/2019   20:02:06   (  79.84,-156.70) 11/22/2019   20:02:21  (  79.82,-156.63)    2.74                15
 11/22/2019   20:52:50   ( -79.81,  10.83) 11/22/2019   20:53:23  ( -79.84,  10.89)    3.20                33
 11/22/2019   21:43:35   (  79.83, 177.96) 11/22/2019   21:44:21  (  79.84, 178.09)    2.56                46
 11/22/2019   22:34:20   ( -79.84, -14.79) 11/22/2019   22:35:24  ( -79.83, -14.69)    2.14                64