Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 3 3.  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)
 03/10/2020   20:38:33   (  79.59,-163.61) 03/10/2020   20:37:20  (  79.59,-163.46)    3.03                73
 03/10/2020   21:29:18   ( -79.59,   3.66) 03/10/2020   21:28:26  ( -79.59,   3.81)    2.88                52
 03/10/2020   22:20:02   (  79.59, 171.04) 03/10/2020   22:19:21  (  79.58, 170.94)    2.16                41
 03/10/2020   23:10:47   ( -79.59, -21.68) 03/10/2020   23:10:27  ( -79.58, -21.79)    2.32                20
 03/11/2020   00:01:31   (  79.58, 145.69) 03/11/2020   00:01:21  (  79.60, 145.63)    2.01                10
 03/11/2020   00:52:16   ( -79.59, -47.03) 03/11/2020   00:52:27  ( -79.60, -47.10)    2.12                11
 03/11/2020   01:43:01   (  79.61, 120.07) 03/11/2020   01:43:22  (  79.59, 120.04)    2.80                21
 03/11/2020   02:33:46   ( -79.62, -72.65) 03/11/2020   02:34:28  ( -79.59, -72.70)    2.87                42
 03/11/2020   03:24:30   (  79.61,  94.72) 03/11/2020   03:25:22  (  79.61,  94.73)    0.35                52
 03/11/2020   04:15:15   ( -79.61, -98.00) 03/11/2020   04:16:28  ( -79.61, -98.01)    0.40                73