Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 6 22.  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)
 06/28/2020   04:50:55   ( -79.36,-104.65) 06/28/2020   04:49:48  ( -79.33,-104.69)    3.48                67
 06/28/2020   05:41:39   (  79.34,  62.80) 06/28/2020   05:40:43  (  79.34,  62.74)    1.23                56
 06/28/2020   06:32:24   ( -79.35,-130.00) 06/28/2020   06:31:48  ( -79.34,-130.03)    1.32                36
 06/28/2020   07:23:08   (  79.34,  37.44) 06/28/2020   07:22:43  (  79.36,  37.40)    2.75                25
 06/28/2020   08:13:53   ( -79.35,-155.35) 06/28/2020   08:13:48  ( -79.36,-155.37)    1.03                 5
 06/28/2020   09:04:38   (  79.37,  11.82) 06/28/2020   09:04:44  (  79.35,  11.79)    2.46                 6
 06/28/2020   09:55:22   ( -79.35, 179.29) 06/28/2020   09:55:48  ( -79.38, 179.30)    3.15                26
 06/28/2020   10:46:07   (  79.37, -13.53) 06/28/2020   10:46:44  (  79.37, -13.55)    0.53                37
 06/28/2020   11:36:52   ( -79.38, 153.67) 06/28/2020   11:37:49  ( -79.37, 153.68)    1.71                57
 06/28/2020   12:27:36   (  79.37, -38.89) 06/28/2020   12:28:44  (  79.38, -38.89)    1.92                68