Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 3 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)
 04/02/2022   14:44:06   ( -77.62, 121.08) 04/02/2022   14:42:52  ( -77.63, 120.45)   14.99                74
 04/02/2022   15:34:54   (  77.68, -71.92) 04/02/2022   15:33:45  (  77.69, -71.93)    1.22                69
 04/02/2022   16:25:39   ( -77.68,  95.39) 04/02/2022   16:24:50  ( -77.71,  95.38)    2.90                49
 04/02/2022   17:16:26   (  77.70, -97.42) 04/02/2022   17:15:45  (  77.69, -97.42)    1.25                41
 04/02/2022   18:07:11   ( -77.70,  69.89) 04/02/2022   18:06:50  ( -77.71,  69.89)    0.52                21
 04/02/2022   18:57:58   (  77.73,-122.92) 04/02/2022   18:57:45  (  77.69,-122.91)    3.71                13
 04/02/2022   19:48:43   ( -77.73,  44.40) 04/02/2022   19:48:50  ( -77.71,  44.40)    1.87                 7
 04/02/2022   20:39:29   (  77.71,-148.21) 04/02/2022   20:39:44  (  77.73,-148.19)    2.80                15
 04/02/2022   21:30:15   ( -77.75,  18.91) 04/02/2022   21:30:50  ( -77.71,  18.91)    4.25                35
 04/02/2022   22:21:01   (  77.73,-173.70) 04/02/2022   22:21:44  (  77.74,-173.68)    0.62                43
 04/02/2022   23:11:46   ( -77.73,  -6.39) 04/02/2022   23:12:49  ( -77.75,  -6.36)    2.31                63
 04/03/2022   00:02:33   (  77.76, 160.80) 04/03/2022   00:03:44  (  77.74, 160.83)    2.23                71