Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 1 11.  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)
 01/17/2022   06:46:03   (  77.88,  58.75) 01/17/2022   06:44:49  (  77.91,  58.77)    3.06                74
 01/17/2022   07:36:49   ( -77.88,-133.94) 01/17/2022   07:35:48  ( -77.89,-134.09)    3.55                61
 01/17/2022   08:27:35   (  77.91,  33.27) 01/17/2022   08:26:49  (  77.92,  33.30)    1.59                46
 01/17/2022   09:18:21   ( -77.91,-159.43) 01/17/2022   09:17:48  ( -77.89,-159.56)    3.37                33
 01/17/2022   10:09:06   (  77.93,   7.78) 01/17/2022   10:08:48  (  77.92,   7.84)    1.44                18
 01/17/2022   10:59:52   ( -77.93, 175.09) 01/17/2022   10:59:46  ( -77.94, 175.18)    2.56                 6
 01/17/2022   11:50:38   (  77.95, -17.71) 01/17/2022   11:50:48  (  77.93, -17.63)    2.83                10
 01/17/2022   12:41:24   ( -77.95, 149.60) 01/17/2022   12:41:46  ( -77.94, 149.71)    2.62                22
 01/17/2022   13:32:09   (  77.93, -42.99) 01/17/2022   13:32:48  (  77.93, -43.10)    2.67                39
 01/17/2022   14:22:55   ( -77.93, 124.32) 01/17/2022   14:23:46  ( -77.95, 124.24)    2.91                51
 01/17/2022   15:13:41   (  77.95, -68.48) 01/17/2022   15:14:48  (  77.94, -68.57)    2.44                67
 01/17/2022   16:04:32   ( -78.15,  97.77) 01/17/2022   16:05:42  ( -78.10,  99.64)   43.15                70