Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 3 2.  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)
 03/03/2023   11:10:32   (  72.69,  12.77) 03/03/2023   11:11:01  (  72.71,  12.71)    2.87                29
 03/03/2023   12:01:15   ( -72.61,-179.75) 03/03/2023   12:00:30  ( -72.63,-179.79)    3.27                45
 03/06/2023   01:47:17   (  73.57, 151.71) 03/06/2023   01:48:21  (  73.48, 154.86)   99.77                64
 03/06/2023   02:37:44   ( -72.69, -39.02) 03/06/2023   02:38:03  ( -72.72, -39.02)    3.08                19
 03/06/2023   03:28:30   (  72.64, 128.40) 03/06/2023   03:27:30  (  72.64, 128.46)    2.33                60
 03/08/2023   17:14:21   ( -73.20, 100.81) 03/08/2023   17:15:30  ( -73.09, 102.31)   49.80                69
 03/08/2023   18:04:58   (  72.70, -90.80) 03/08/2023   18:05:03  (  72.69, -90.84)    2.01                 5
 03/08/2023   18:55:41   ( -72.62,  76.68) 03/08/2023   18:54:32  ( -72.62,  76.67)    0.54                69
 03/11/2023   08:41:26   (  72.77,  49.97) 03/11/2023   08:42:35  (  72.75,  49.90)    3.15                69
 03/11/2023   09:32:09   ( -72.69,-142.55) 03/11/2023   09:32:04  ( -72.69,-142.59)    1.57                 5
 03/11/2023   10:22:47   (  72.24,  25.69) 03/11/2023   10:21:37  (  72.27,  24.28)   47.84                70
 03/14/2023   00:08:37   ( -72.79,  -1.82) 03/14/2023   00:09:35  ( -72.78,  -1.82)    0.96                58
 03/14/2023   00:59:22   (  72.68, 165.70) 03/14/2023   00:59:02  (  72.68, 165.64)    2.04                20
 03/14/2023   01:49:49   ( -71.85, -25.32) 03/14/2023   01:48:44  ( -71.87, -28.19)   99.44                65
 03/16/2023   15:35:49   (  72.79, -53.60) 03/16/2023   15:36:31  (  72.78, -53.55)    1.84                42
 03/16/2023   16:26:32   ( -72.72, 113.87) 03/16/2023   16:26:00  ( -72.72, 113.97)    3.14                32