Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 3 18.  Predictions up to the next  14.0 days:

     Date     Time(FY3D) FY3D Lat/Lon Date Time(NOAA-19) NOAA-19 Lat/Lon    Distance(km)  Time Diff(sec)
 03/19/2023   23:08:55   (  76.79,-178.11) 03/19/2023   23:07:41  (  76.78,-177.95)    4.02                74
 03/19/2023   23:59:39   ( -76.76, -10.68) 03/19/2023   23:58:39  ( -76.75, -10.81)    3.34                60
 03/20/2023   00:50:26   (  76.76, 156.61) 03/20/2023   00:49:40  (  76.80, 156.61)    3.56                46
 03/20/2023   01:41:11   ( -76.78, -36.14) 03/20/2023   01:40:38  ( -76.77, -36.25)    2.99                33
 03/20/2023   02:31:58   (  76.78, 131.14) 03/20/2023   02:31:39  (  76.81, 131.17)    2.76                19
 03/20/2023   03:22:43   ( -76.80, -61.61) 03/20/2023   03:22:37  ( -76.78, -61.68)    2.97                 6
 03/20/2023   04:13:30   (  76.80, 105.68) 03/20/2023   04:13:38  (  76.82, 105.73)    2.22                 8
 03/20/2023   05:04:15   ( -76.82, -87.07) 03/20/2023   05:04:36  ( -76.79, -87.12)    3.30                21
 03/20/2023   05:55:02   (  76.83,  80.21) 03/20/2023   05:55:37  (  76.83,  80.29)    2.14                35
 03/20/2023   06:45:47   ( -76.84,-112.54) 03/20/2023   06:46:35  ( -76.81,-112.56)    3.89                48
 03/20/2023   07:36:34   (  76.85,  54.75) 03/20/2023   07:37:36  (  76.85,  54.85)    2.57                62
 03/20/2023   08:27:19   ( -76.86,-138.00) 03/20/2023   08:28:33  ( -76.86,-137.82)    4.65                74