Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2022 5 23.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(LANDSAT-8) LANDSAT-8 Lat/Lon    Distance(km)  Time Diff(sec)
 05/24/2022   22:12:00   ( -71.90,  26.00) 05/24/2022   22:12:28  ( -71.90,  26.04)    1.78                28
 05/24/2022   23:02:44   (  71.79,-166.49) 05/24/2022   23:01:55  (  71.81,-166.47)    2.90                49
 05/27/2022   13:39:05   (  71.86, -25.68) 05/27/2022   13:39:29  (  71.87, -25.76)    3.33                24
 05/27/2022   14:29:49   ( -71.79, 141.76) 05/27/2022   14:28:58  ( -71.81, 141.76)    1.81                51
 05/30/2022   04:15:43   (  72.80, 113.39) 05/30/2022   04:16:48  (  72.71, 116.37)   98.95                65
 05/30/2022   05:06:11   ( -71.92, -77.54) 05/30/2022   05:06:31  ( -71.90, -77.47)    3.07                20
 05/30/2022   05:56:55   (  71.81,  89.97) 05/30/2022   05:55:58  (  71.80,  90.01)    1.54                57
 06/01/2022   19:42:45   ( -72.71,  61.83) 06/01/2022   19:43:51  ( -72.61,  64.43)   86.89                66
 06/01/2022   20:33:15   (  71.89,-129.24) 06/01/2022   20:33:30  (  71.87,-129.26)    2.45                15
 06/01/2022   21:23:59   ( -71.83,  38.20) 06/01/2022   21:22:59  ( -71.81,  38.27)    3.01                60
 06/04/2022   11:09:46   (  72.49,  10.53) 06/04/2022   11:10:54  (  72.40,  12.30)   59.95                68
 06/04/2022   12:00:20   ( -71.91, 178.98) 06/04/2022   12:00:31  ( -71.91, 179.06)    2.96                11
 06/04/2022   12:51:04   (  71.81, -13.51) 06/04/2022   12:49:58  (  71.81, -13.47)    1.48                66