Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2022 1 23.  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)
 02/01/2022   08:01:19   ( -77.57,-138.43) 02/01/2022   08:00:12  ( -77.57,-141.33)   69.52                67
 02/01/2022   08:52:12   (  77.87,  27.41) 02/01/2022   08:51:09  (  77.86,  27.43)    1.11                63
 02/01/2022   09:42:58   ( -77.87,-165.32) 02/01/2022   09:42:05  ( -77.85,-165.35)    3.09                53
 02/01/2022   10:33:44   (  77.89,   1.93) 02/01/2022   10:33:09  (  77.86,   1.96)    2.99                35
 02/01/2022   11:24:29   ( -77.86, 169.39) 02/01/2022   11:24:04  ( -77.89, 169.39)    3.84                25
 02/01/2022   12:15:15   (  77.87, -23.35) 02/01/2022   12:15:09  (  77.86, -23.52)    3.79                 6
 02/01/2022   13:06:01   ( -77.88, 143.91) 02/01/2022   13:06:04  ( -77.89, 143.92)    1.98                 3
 02/01/2022   13:56:47   (  77.89, -48.84) 02/01/2022   13:57:08  (  77.91, -48.77)    2.68                21
 02/01/2022   14:47:33   ( -77.90, 118.42) 02/01/2022   14:48:04  ( -77.90, 118.44)    0.58                31
 02/01/2022   15:38:19   (  77.91, -74.33) 02/01/2022   15:39:08  (  77.91, -74.25)    1.96                49
 02/01/2022   16:29:05   ( -77.92,  92.93) 02/01/2022   16:30:04  ( -77.90,  92.97)    2.00                59
 02/01/2022   17:19:54   (  78.05,-100.45) 02/01/2022   17:21:05  (  78.03, -99.07)   32.02                71