Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 2 17.  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)
 02/18/2023   06:45:09   (  72.66,  79.01) 02/18/2023   06:45:27  (  72.66,  79.07)    2.05                18
 02/18/2023   07:35:52   ( -72.55,-113.46) 02/18/2023   07:34:57  ( -72.54,-113.53)    2.95                55
 02/20/2023   21:21:44   (  72.98,-140.77) 02/20/2023   21:22:55  (  72.89,-139.89)   30.75                71
 02/20/2023   22:12:22   ( -72.63,  27.30) 02/20/2023   22:12:27  ( -72.66,  27.31)    3.54                 5
 02/20/2023   23:03:07   (  72.55,-165.23) 02/20/2023   23:01:54  (  72.57,-165.22)    2.26                73
 02/23/2023   12:48:52   ( -72.72, 168.02) 02/23/2023   12:49:57  ( -72.73, 168.06)    1.93                65
 02/23/2023   13:39:37   (  72.64, -24.51) 02/23/2023   13:39:24  (  72.64, -24.47)    1.17                13
 02/23/2023   14:30:11   ( -72.08, 143.93) 02/23/2023   14:29:02  ( -72.09, 142.16)   60.61                69
 02/26/2023   04:16:05   (  72.70, 116.30) 02/26/2023   04:16:52  (  72.71, 116.29)    1.99                47
 02/26/2023   05:06:49   ( -72.65, -76.28) 02/26/2023   05:06:21  ( -72.65, -76.21)    2.61                28
 02/28/2023   19:43:18   ( -72.72,  64.49) 02/28/2023   19:43:49  ( -72.73,  64.57)    2.94                31
 02/28/2023   20:34:03   (  72.64,-128.04) 02/28/2023   20:33:16  (  72.63,-127.97)    2.47                47