Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 11 20.  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)
 11/22/2023   15:17:35   (  73.61, -47.25) 11/22/2023   15:18:09  (  73.62, -47.19)    1.76                34
 11/22/2023   16:08:18   ( -73.55, 120.21) 11/22/2023   16:07:38  ( -73.55, 120.29)    2.64                40
 11/25/2023   06:44:33   ( -73.62, -98.97) 11/25/2023   06:45:13  ( -73.63, -98.92)    1.79                40
 11/25/2023   07:35:18   (  73.53,  68.57) 11/25/2023   07:34:40  (  73.55,  68.54)    2.74                38
 11/27/2023   22:11:33   (  73.60,-150.63) 11/27/2023   22:12:15  (  73.62,-150.72)    3.28                42
 11/27/2023   23:02:16   ( -73.54,  16.84) 11/27/2023   23:01:44  ( -73.55,  16.78)    2.16                32
 11/30/2023   13:38:31   ( -73.67, 157.51) 11/30/2023   13:39:17  ( -73.66, 157.61)    3.43                46
 11/30/2023   14:29:16   (  73.58, -34.96) 11/30/2023   14:28:44  (  73.57, -34.94)    1.25                32
 12/03/2023   05:05:31   (  73.67, 105.82) 12/03/2023   05:06:18  (  73.65, 105.85)    1.81                47
 12/03/2023   05:56:14   ( -73.60, -86.71) 12/03/2023   05:55:47  ( -73.59, -86.65)    2.38                27