Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 2 5.  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   (  72.86, -74.29) 02/07/2023   16:57:25  (  72.77, -73.70)   21.50                71
 02/07/2023   17:46:54   ( -72.59,  93.59) 02/07/2023   17:46:56  ( -72.60,  93.61)    1.67                 2
 02/07/2023   18:37:37   (  72.42, -98.76) 02/07/2023   18:36:24  (  72.46, -99.01)    9.58                73
 02/10/2023   08:23:24   ( -72.65,-125.63) 02/10/2023   08:24:29  ( -72.64,-125.71)    2.76                65
 02/10/2023   09:14:09   (  72.58,  41.82) 02/10/2023   09:13:55  (  72.60,  41.86)    2.77                14
 02/10/2023   10:04:42   ( -71.96,-149.63) 02/10/2023   10:03:34  ( -72.01,-151.59)   67.75                68
 02/12/2023   23:50:40   (  72.65,-177.41) 02/12/2023   23:51:28  (  72.67,-177.40)    2.89                48
 02/13/2023   00:41:24   ( -72.58,  -9.96) 02/13/2023   00:40:58  ( -72.56,  -9.98)    2.54                26
 02/15/2023   15:17:55   ( -72.65, 130.79) 02/15/2023   15:18:30  ( -72.66, 130.82)    1.25                35
 02/15/2023   16:08:40   (  72.59, -61.76) 02/15/2023   16:07:57  (  72.57, -61.72)    2.88                43
 02/18/2023   06:45:11   (  72.67,  78.98) 02/18/2023   06:45:29  (  72.65,  79.04)    3.19                18
 02/18/2023   07:35:54   ( -72.55,-113.47) 02/18/2023   07:34:59  ( -72.54,-113.54)    3.08                55