Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2022 4 29.  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)
 05/01/2022   03:08:09   (  71.88, 131.78) 05/01/2022   03:08:58  (  71.85, 131.79)    3.45                49
 05/01/2022   03:58:52   ( -71.77, -60.70) 05/01/2022   03:58:27  ( -71.79, -60.68)    1.95                25
 05/03/2022   18:35:14   ( -71.84,  80.11) 05/03/2022   18:36:04  ( -71.85,  80.03)    3.30                50
 05/03/2022   19:25:59   (  71.78,-112.47) 05/03/2022   19:25:31  (  71.76,-112.49)    2.56                28
 05/06/2022   10:02:21   (  71.86,  28.32) 05/06/2022   10:03:07  (  71.85,  28.27)    1.87                46
 05/06/2022   10:53:05   ( -71.79,-164.24) 05/06/2022   10:52:36  ( -71.80,-164.19)    1.85                29
 05/09/2022   01:29:26   ( -71.87, -23.45) 05/09/2022   01:30:11  ( -71.87, -23.46)    0.42                45
 05/09/2022   02:20:10   (  71.77, 144.04) 05/09/2022   02:19:38  (  71.77, 144.01)    1.15                32
 05/11/2022   16:56:32   (  71.87, -75.19) 05/11/2022   16:57:13  (  71.88, -75.21)    1.61                41
 05/11/2022   17:47:16   ( -71.79,  92.26) 05/11/2022   17:46:43  ( -71.77,  92.25)    1.42                33