Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 10 30.  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)
 11/12/2020   04:03:59   (  79.00,  90.08) 11/12/2020   04:02:48  (  79.01,  89.93)    3.36                71
 11/12/2020   04:54:45   ( -79.04,-102.89) 11/12/2020   04:53:54  ( -79.02,-102.80)    3.37                51
 11/12/2020   05:45:29   (  79.03,  64.47) 11/12/2020   05:44:48  (  79.03,  64.56)    2.20                41
 11/12/2020   06:36:14   ( -79.04,-128.26) 11/12/2020   06:35:54  ( -79.03,-128.17)    2.03                20
 11/12/2020   07:26:58   (  79.03,  39.10) 11/12/2020   07:26:48  (  79.04,  39.19)    2.08                10
 11/12/2020   08:17:43   ( -79.04,-153.62) 11/12/2020   08:17:54  ( -79.05,-153.54)    1.94                11
 11/12/2020   09:08:27   (  79.03,  13.74) 11/12/2020   09:08:48  (  79.06,  13.82)    3.24                21
 11/12/2020   09:59:12   ( -79.04,-178.99) 11/12/2020   09:59:54  ( -79.06,-178.91)    3.20                42
 11/12/2020   10:49:57   (  79.07, -11.88) 11/12/2020   10:50:49  (  79.04, -11.82)    3.21                52
 11/12/2020   11:40:42   ( -79.07, 155.40) 11/12/2020   11:41:55  ( -79.05, 155.45)    3.06                73