Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2019 10 18.  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)
 10/26/2019   08:23:02   (  79.87,  17.81) 10/26/2019   08:21:48  (  79.86,  17.91)    2.34                74
 10/26/2019   09:13:47   ( -79.88,-174.93) 10/26/2019   09:12:54  ( -79.87,-174.80)    2.93                53
 10/26/2019   10:04:31   (  79.87,  -7.53) 10/26/2019   10:03:49  (  79.85,  -7.67)    3.20                42
 10/26/2019   10:55:16   ( -79.87, 159.73) 10/26/2019   10:54:55  ( -79.86, 159.62)    2.61                21
 10/26/2019   11:46:00   (  79.86, -32.86) 10/26/2019   11:45:49  (  79.87, -32.95)    1.97                11
 10/26/2019   12:36:45   ( -79.87, 134.40) 10/26/2019   12:36:55  ( -79.88, 134.35)    1.44                10
 10/26/2019   13:27:30   (  79.89, -58.48) 10/26/2019   13:27:50  (  79.87, -58.53)    2.78                20
 10/26/2019   14:18:15   ( -79.89, 108.78) 10/26/2019   14:18:56  ( -79.87, 108.77)    2.60                41
 10/26/2019   15:08:59   (  79.89, -83.82) 10/26/2019   15:09:50  (  79.88, -83.80)    0.35                51
 10/26/2019   15:59:44   ( -79.89,  83.44) 10/26/2019   16:00:56  ( -79.89,  83.49)    0.99                72