Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 3 14.  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)
 03/16/2023   15:35:50   (  72.79, -53.60) 03/16/2023   15:36:39  (  72.80, -53.55)    2.30                49
 03/16/2023   16:26:33   ( -72.72, 113.87) 03/16/2023   16:26:08  ( -72.73, 113.95)    3.25                25
 03/19/2023   07:03:00   ( -72.79,-105.35) 03/19/2023   07:03:41  ( -72.78,-105.36)    0.72                41
 03/19/2023   07:53:45   (  72.68,  62.18) 03/19/2023   07:53:08  (  72.69,  62.11)    2.54                37
 03/21/2023   22:30:12   (  72.77,-157.08) 03/21/2023   22:30:39  (  72.79,-157.08)    2.95                27
 03/21/2023   23:20:54   ( -72.70,  10.38) 03/21/2023   23:20:08  ( -72.68,  10.33)    2.97                46
 03/24/2023   13:06:52   (  73.57, -17.95) 03/24/2023   13:07:57  (  73.49, -15.08)   91.09                65
 03/24/2023   13:57:21   ( -72.80, 151.09) 03/24/2023   13:57:38  ( -72.79, 151.16)    2.74                17
 03/24/2023   14:48:06   (  72.70, -41.38) 03/24/2023   14:47:05  (  72.69, -41.38)    0.47                61
 03/27/2023   04:33:53   ( -73.18, -68.80) 03/27/2023   04:35:04  ( -73.07, -67.67)   38.02                71
 03/27/2023   05:24:32   (  72.77,  99.39) 03/27/2023   05:24:35  (  72.76,  99.36)    1.63                 3