Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 3 30.  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   ( -77.60, 121.14) 04/02/2022   14:42:53  ( -77.59, 120.28)   20.70                73
 04/02/2022   15:34:55   (  77.70, -72.02) 04/02/2022   15:33:45  (  77.70, -71.87)    3.56                70
 04/02/2022   16:25:40   ( -77.71,  95.25) 04/02/2022   16:24:50  ( -77.71,  95.41)    3.74                50
 04/02/2022   17:16:26   (  77.68, -97.31) 04/02/2022   17:15:45  (  77.71, -97.36)    2.95                41
 04/02/2022   18:07:11   ( -77.69,  69.96) 04/02/2022   18:06:50  ( -77.71,  69.92)    2.95                21
 04/02/2022   18:57:58   (  77.70,-122.81) 04/02/2022   18:57:45  (  77.71,-122.85)    1.10                13
 04/02/2022   19:48:43   ( -77.71,  44.46) 04/02/2022   19:48:50  ( -77.72,  44.43)    0.92                 7
 04/02/2022   20:39:30   (  77.73,-148.30) 04/02/2022   20:39:45  (  77.71,-148.35)    2.44                15
 04/02/2022   21:30:15   ( -77.74,  18.97) 04/02/2022   21:30:50  ( -77.72,  18.94)    2.12                35
 04/02/2022   22:21:02   (  77.75,-173.80) 04/02/2022   22:21:44  (  77.75,-173.63)    4.11                42
 04/02/2022   23:11:47   ( -77.76,  -6.53) 04/02/2022   23:12:49  ( -77.76,  -6.34)    4.37                62
 04/03/2022   00:02:33   (  77.73, 160.91) 04/03/2022   00:03:44  (  77.75, 160.88)    1.84                71