Simultaneous Nadir Overpasses (SNOs) between FY3D and LANDSAT-8
TLE Epoch: 2023 3 11.  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)
 03/11/2023   08:41:27   (  72.79,  49.93) 03/11/2023   08:42:37  (  72.78,  49.92)    1.32                70
 03/11/2023   09:32:10   ( -72.71,-142.60) 03/11/2023   09:32:06  ( -72.71,-142.58)    1.09                 4
 03/11/2023   10:22:49   (  72.30,  25.55) 03/11/2023   10:21:38  (  72.35,  24.41)   38.65                71
 03/14/2023   00:08:37   ( -72.79,  -1.84) 03/14/2023   00:09:39  ( -72.80,  -1.80)    1.40                62
 03/14/2023   00:59:22   (  72.69, 165.69) 03/14/2023   00:59:06  (  72.71, 165.67)    2.72                16
 03/14/2023   01:49:53   ( -72.01, -25.63) 03/14/2023   01:48:46  ( -72.06, -27.89)   77.81                67
 03/16/2023   15:35:50   (  72.78, -53.59) 03/16/2023   15:36:40  (  72.77, -53.62)    1.74                50
 03/16/2023   16:26:33   ( -72.71, 113.88) 03/16/2023   16:26:09  ( -72.70, 113.89)    0.60                24
 03/19/2023   07:03:00   ( -72.77,-105.32) 03/19/2023   07:03:42  ( -72.78,-105.35)    2.13                42
 03/19/2023   07:53:46   (  72.71,  62.10) 03/19/2023   07:53:09  (  72.69,  62.11)    2.71                37
 03/21/2023   22:30:13   (  72.79,-157.13) 03/21/2023   22:30:41  (  72.79,-157.10)    0.95                28
 03/21/2023   23:20:56   ( -72.72,  10.34) 03/21/2023   23:20:10  ( -72.73,  10.42)    2.81                46
 03/24/2023   13:06:55   (  73.63, -18.09) 03/24/2023   13:08:00  (  73.54, -14.98)   98.14                65
 03/24/2023   13:57:23   ( -72.81, 151.07) 03/24/2023   13:57:42  ( -72.79, 151.15)    3.02                19
 03/24/2023   14:48:07   (  72.70, -41.40) 03/24/2023   14:47:08  (  72.69, -41.40)    1.26                59