Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 2 22.  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)
 02/23/2023   12:48:52   ( -72.73, 167.99) 02/23/2023   12:49:58  ( -72.72, 168.03)    1.73                66
 02/23/2023   13:39:37   (  72.65, -24.53) 02/23/2023   13:39:25  (  72.64, -24.49)    1.99                12
 02/23/2023   14:30:11   ( -72.10, 143.91) 02/23/2023   14:29:02  ( -72.14, 142.23)   57.44                69
 02/26/2023   04:16:06   (  72.70, 116.29) 02/26/2023   04:16:55  (  72.71, 116.27)    1.65                49
 02/26/2023   05:06:50   ( -72.65, -76.30) 02/26/2023   05:06:24  ( -72.64, -76.23)    2.68                26
 02/28/2023   19:43:18   ( -72.72,  64.48) 02/28/2023   19:43:53  ( -72.69,  64.48)    2.96                35
 02/28/2023   20:34:03   (  72.63,-128.03) 02/28/2023   20:33:19  (  72.65,-127.95)    3.50                44
 03/03/2023   11:10:32   (  72.71,  12.73) 03/03/2023   11:10:48  (  72.72,  12.80)    2.77                16
 03/03/2023   12:01:15   ( -72.61,-179.76) 03/03/2023   12:00:18  ( -72.60,-179.80)    2.02                57
 03/06/2023   01:47:04   (  72.95, 153.13) 03/06/2023   01:48:15  (  72.86, 153.70)   20.70                71
 03/06/2023   02:37:44   ( -72.70, -39.03) 03/06/2023   02:37:46  ( -72.69, -39.00)    1.76                 2