Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2023 1 15.  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)
 01/16/2023   21:14:59   ( -76.90,  29.20) 01/16/2023   21:13:45  ( -76.92,  29.18)    2.65                74
 01/16/2023   22:05:45   (  76.90,-163.48) 01/16/2023   22:04:42  (  76.89,-163.66)    4.50                63
 01/16/2023   22:56:31   ( -76.91,   3.77) 01/16/2023   22:55:44  ( -76.94,   3.78)    3.43                47
 01/16/2023   23:47:17   (  76.91, 171.08) 01/16/2023   23:46:41  (  76.92, 170.94)    3.71                36
 01/17/2023   00:38:03   ( -76.92, -21.67) 01/17/2023   00:37:44  ( -76.92, -21.81)    3.57                19
 01/17/2023   01:28:49   (  76.92, 145.64) 01/17/2023   01:28:40  (  76.94, 145.54)    3.21                 9
 01/17/2023   02:19:35   ( -76.94, -47.11) 01/17/2023   02:19:43  ( -76.94, -47.21)    2.77                 8
 01/17/2023   03:10:21   (  76.94, 120.21) 01/17/2023   03:10:39  (  76.96, 120.13)    3.13                18
 01/17/2023   04:01:07   ( -76.95, -72.54) 01/17/2023   04:01:42  ( -76.96, -72.62)    2.27                35
 01/17/2023   04:51:53   (  76.95,  94.77) 01/17/2023   04:52:38  (  76.98,  94.73)    3.50                45
 01/17/2023   05:42:39   ( -76.96, -97.98) 01/17/2023   05:43:41  ( -76.98, -98.02)    2.28                62
 01/17/2023   06:33:25   (  76.96,  69.33) 01/17/2023   06:34:37  (  77.00,  69.33)    4.22                72