Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 4 8.  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)
 04/09/2023   09:49:38   (  72.85,  33.13) 04/09/2023   09:50:11  (  72.85,  33.07)    1.72                33
 04/09/2023   10:40:21   ( -72.79,-159.43) 04/09/2023   10:39:40  ( -72.78,-159.43)    1.35                41
 04/12/2023   01:16:46   ( -72.86, -18.64) 04/12/2023   01:17:10  ( -72.86, -18.66)    1.00                24
 04/12/2023   02:07:32   (  72.80, 148.80) 04/12/2023   02:06:37  (  72.77, 148.81)    2.76                55
 04/14/2023   15:53:23   ( -73.53, 120.79) 04/14/2023   15:54:30  ( -73.44, 123.12)   74.21                67
 04/14/2023   16:43:57   (  72.88, -70.44) 04/14/2023   16:44:06  (  72.87, -70.38)    1.93                 9
 04/14/2023   17:34:40   ( -72.81,  97.02) 04/14/2023   17:33:35  ( -72.81,  97.13)    3.44                65
 04/17/2023   07:20:23   (  73.02,  70.20) 04/17/2023   07:21:34  (  73.00,  70.49)    9.74                71
 04/17/2023   08:11:04   ( -72.85,-122.12) 04/17/2023   08:11:05  ( -72.83,-122.21)    3.29                 1
 04/17/2023   09:01:46   (  72.59,  45.72) 04/17/2023   09:00:34  (  72.63,  45.05)   22.90                72
 04/19/2023   22:47:28   ( -72.94,  18.61) 04/19/2023   22:48:32  ( -72.94,  18.61)    0.82                64
 04/19/2023   23:38:13   (  72.85,-173.87) 04/19/2023   23:37:59  (  72.83,-173.94)    2.68                14