Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2022 6 11.  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)
 06/12/2022   10:21:34   (  71.91,  23.76) 06/12/2022   10:21:55  (  71.92,  23.72)    1.55                21
 06/12/2022   11:12:17   ( -71.81,-168.76) 06/12/2022   11:11:25  ( -71.80,-168.85)    3.63                52
 06/15/2022   01:48:38   ( -71.91, -28.00) 06/15/2022   01:49:00  ( -71.94, -28.00)    3.13                22
 06/15/2022   02:39:23   (  71.83, 139.46) 06/15/2022   02:38:27  (  71.85, 139.48)    2.06                56
 06/17/2022   17:15:44   (  71.93, -79.78) 06/17/2022   17:16:03  (  71.92, -79.79)    0.72                19
 06/17/2022   18:06:27   ( -71.84,  87.70) 06/17/2022   18:05:32  ( -71.87,  87.75)    3.04                55
 06/20/2022   07:52:20   (  72.80,  59.43) 06/20/2022   07:53:26  (  72.68,  62.20)   92.34                66
 06/20/2022   08:42:48   ( -71.95,-131.56) 06/20/2022   08:43:08  ( -71.93,-131.53)    1.64                20
 06/20/2022   09:33:33   (  71.86,  35.91) 06/20/2022   09:32:35  (  71.83,  35.94)    3.15                58
 06/22/2022   23:19:25   ( -72.87,   7.54) 06/22/2022   23:20:30  ( -72.74,  10.54)   99.67                65
 06/23/2022   00:09:53   (  71.92, 176.75) 06/23/2022   00:10:10  (  71.95, 176.73)    3.05                17
 06/23/2022   01:00:35   ( -71.84, -15.78) 06/23/2022   00:59:39  ( -71.84, -15.82)    1.61                56