Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 6 15.  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)
 06/17/2022   02:03:57   (  77.37, 132.87) 06/17/2022   02:02:45  (  77.36, 131.78)   26.46                72
 06/17/2022   02:54:45   ( -77.49, -60.39) 06/17/2022   02:53:37  ( -77.49, -60.31)    2.02                68
 06/17/2022   03:45:31   (  77.48, 106.98) 06/17/2022   03:44:42  (  77.47, 106.86)    2.86                49
 06/17/2022   04:36:16   ( -77.48, -85.70) 06/17/2022   04:35:37  ( -77.48, -85.83)    3.18                39
 06/17/2022   05:27:03   (  77.51,  81.47) 06/17/2022   05:26:41  (  77.51,  81.55)    1.82                22
 06/17/2022   06:17:48   ( -77.51,-111.20) 06/17/2022   06:17:36  ( -77.52,-111.15)    1.86                12
 06/17/2022   07:08:33   (  77.49,  56.16) 06/17/2022   07:08:40  (  77.51,  56.03)    3.46                 7
 06/17/2022   07:59:19   ( -77.53,-136.71) 06/17/2022   07:59:35  ( -77.51,-136.67)    2.48                16
 06/17/2022   08:50:05   (  77.52,  30.65) 06/17/2022   08:50:39  (  77.54,  30.71)    2.65                34
 06/17/2022   09:40:50   ( -77.52,-162.02) 06/17/2022   09:41:34  ( -77.55,-161.98)    3.46                44
 06/17/2022   10:31:37   (  77.55,   5.15) 06/17/2022   10:32:39  (  77.54,   5.19)    1.65                62
 06/17/2022   11:22:22   ( -77.55, 172.47) 06/17/2022   11:23:34  ( -77.54, 172.50)    0.68                72