Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2020 11 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)
 12/09/2020   13:10:00   ( -78.64, 135.96) 12/09/2020   13:08:56  ( -78.65, 131.79)   91.15                64
 12/09/2020   14:00:53   (  78.96, -58.78) 12/09/2020   13:59:44  (  78.95, -58.69)    2.12                69
 12/09/2020   14:51:37   ( -78.94, 108.67) 12/09/2020   14:50:47  ( -78.97, 108.67)    3.13                50
 12/09/2020   15:42:22   (  78.96, -84.15) 12/09/2020   15:41:44  (  78.97, -84.07)    1.93                38
 12/09/2020   16:33:07   ( -78.97,  83.06) 12/09/2020   16:32:48  ( -78.95,  83.03)    2.82                19
 12/09/2020   17:23:51   (  78.96,-109.52) 12/09/2020   17:23:44  (  78.98,-109.44)    3.06                 7
 12/09/2020   18:14:36   ( -78.97,  57.69) 12/09/2020   18:14:48  ( -78.96,  57.65)    1.31                12
 12/09/2020   19:05:21   (  78.99,-135.13) 12/09/2020   19:05:45  (  78.96,-135.08)    3.41                24
 12/09/2020   19:56:05   ( -78.97,  32.32) 12/09/2020   19:56:48  ( -78.98,  32.27)    1.24                43
 12/09/2020   20:46:50   (  78.99,-160.50) 12/09/2020   20:47:45  (  78.98,-160.45)    1.75                55
 12/09/2020   21:37:34   ( -78.97,   6.96) 12/09/2020   21:38:48  ( -78.99,   6.89)    2.71                74