Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 3 9.  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)
 03/18/2022   12:38:00   ( -77.37, 153.63) 03/18/2022   12:36:55  ( -77.34, 150.01)   88.02                65
 03/18/2022   13:28:55   (  77.71, -40.67) 03/18/2022   13:27:43  (  77.74, -40.72)    3.47                72
 03/18/2022   14:19:40   ( -77.72, 126.57) 03/18/2022   14:18:45  ( -77.74, 126.55)    2.29                55
 03/18/2022   15:10:27   (  77.73, -66.16) 03/18/2022   15:09:43  (  77.74, -66.21)    1.43                44
 03/18/2022   16:01:12   ( -77.74, 101.08) 03/18/2022   16:00:45  ( -77.74, 101.07)    0.17                27
 03/18/2022   16:51:59   (  77.75, -91.66) 03/18/2022   16:51:43  (  77.74, -91.69)    1.63                16
 03/18/2022   17:42:44   ( -77.77,  75.59) 03/18/2022   17:42:45  ( -77.75,  75.59)    2.13                 1
 03/18/2022   18:33:31   (  77.78,-117.15) 03/18/2022   18:33:43  (  77.74,-117.18)    3.72                12
 03/18/2022   19:24:16   ( -77.79,  50.09) 03/18/2022   19:24:45  ( -77.75,  50.11)    4.33                29
 03/18/2022   20:15:02   (  77.76,-142.44) 03/18/2022   20:15:42  (  77.78,-142.46)    2.99                40
 03/18/2022   21:05:46   ( -77.77,  24.80) 03/18/2022   21:06:43  ( -77.79,  24.83)    2.41                57
 03/18/2022   21:56:33   (  77.78,-167.93) 03/18/2022   21:57:41  (  77.79,-167.94)    0.72                68