Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 10 21.  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)
 10/29/2020   11:05:32   ( -79.05, 164.33) 10/29/2020   11:04:24  ( -79.04, 164.21)    2.75                68
 10/29/2020   11:56:17   (  79.06, -28.49) 10/29/2020   11:55:20  (  79.05, -28.41)    2.11                57
 10/29/2020   12:47:01   ( -79.04, 138.97) 10/29/2020   12:46:24  ( -79.05, 138.84)    2.88                37
 10/29/2020   13:37:46   (  79.06, -53.85) 10/29/2020   13:37:20  (  79.07, -53.78)    1.66                26
 10/29/2020   14:28:31   ( -79.08, 113.35) 10/29/2020   14:28:24  ( -79.07, 113.47)    2.70                 7
 10/29/2020   15:19:15   (  79.06, -79.21) 10/29/2020   15:19:20  (  79.08, -79.15)    2.83                 5
 10/29/2020   16:10:00   ( -79.08,  87.99) 10/29/2020   16:10:24  ( -79.09,  88.10)    2.57                24
 10/29/2020   17:00:45   (  79.10,-104.83) 10/29/2020   17:01:21  (  79.07,-104.78)    3.33                36
 10/29/2020   17:51:29   ( -79.08,  62.63) 10/29/2020   17:52:25  ( -79.07,  62.48)    3.28                56
 10/29/2020   18:42:14   (  79.10,-130.19) 10/29/2020   18:43:21  (  79.08,-130.15)    1.58                67