Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2022 11 19.  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)
 11/20/2022   14:21:55   (  73.04, -36.99) 11/20/2022   14:23:02  (  72.93, -34.70)   75.80                67
 11/20/2022   15:12:25   ( -72.32, 131.84) 11/20/2022   15:12:41  ( -72.33, 131.80)    1.38                16
 11/20/2022   16:03:11   (  72.24, -60.71) 11/20/2022   16:02:08  (  72.24, -60.71)    0.49                63
 11/23/2022   05:49:03   ( -72.56, -87.77) 11/23/2022   05:50:14  ( -72.49, -87.30)   17.88                71
 11/23/2022   06:39:45   (  72.29,  80.09) 11/23/2022   06:39:43  (  72.29,  79.99)    3.42                 2
 11/23/2022   07:30:26   ( -72.12,-112.27) 11/23/2022   07:29:13  ( -72.18,-112.59)   12.76                73
 11/25/2022   21:16:21   (  72.39,-139.23) 11/25/2022   21:17:18  (  72.39,-139.24)    0.20                57
 11/25/2022   22:07:04   ( -72.32,  28.22) 11/25/2022   22:06:47  ( -72.33,  28.28)    2.19                17
 11/25/2022   22:57:34   (  71.43,-162.78) 11/25/2022   22:56:28  (  71.48,-165.54)   97.71                66
 11/28/2022   12:43:39   ( -72.38, 169.00) 11/28/2022   12:44:23  ( -72.37, 168.95)    1.80                44
 11/28/2022   13:34:25   (  72.31, -23.56) 11/28/2022   13:33:49  (  72.33, -23.48)    3.44                36
 12/01/2022   04:11:00   (  72.38, 117.20) 12/01/2022   04:11:25  (  72.36, 117.17)    2.20                25
 12/01/2022   05:01:43   ( -72.30, -75.34) 12/01/2022   05:00:54  ( -72.30, -75.30)    1.38                49