Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 2 6.  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)
 02/07/2023   16:56:14   (  72.85, -74.27) 02/07/2023   16:57:25  (  72.78, -73.69)   20.63                71
 02/07/2023   17:46:54   ( -72.58,  93.60) 02/07/2023   17:46:56  ( -72.61,  93.62)    2.78                 2
 02/07/2023   18:37:37   (  72.41, -98.74) 02/07/2023   18:36:24  (  72.46, -99.01)   10.60                73
 02/10/2023   08:23:24   ( -72.64,-125.61) 02/10/2023   08:24:29  ( -72.64,-125.71)    3.38                65
 02/10/2023   09:14:09   (  72.57,  41.84) 02/10/2023   09:13:56  (  72.55,  41.76)    3.24                13
 02/10/2023   10:04:42   ( -71.95,-149.61) 02/10/2023   10:03:34  ( -72.01,-151.59)   68.45                68
 02/12/2023   23:50:41   (  72.68,-177.49) 02/12/2023   23:51:28  (  72.67,-177.41)    2.98                47
 02/13/2023   00:41:24   ( -72.57,  -9.93) 02/13/2023   00:40:58  ( -72.56,  -9.99)    2.16                26
 02/15/2023   15:17:55   ( -72.64, 130.83) 02/15/2023   15:18:30  ( -72.66, 130.81)    2.31                35
 02/15/2023   16:08:40   (  72.57, -61.72) 02/15/2023   16:07:57  (  72.56, -61.73)    1.22                43
 02/18/2023   06:45:11   (  72.65,  79.03) 02/18/2023   06:45:29  (  72.64,  79.02)    1.27                18
 02/18/2023   07:35:55   ( -72.58,-113.53) 02/18/2023   07:34:58  ( -72.58,-113.46)    2.24                57