Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2021 11 29.  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)
 12/03/2021   02:59:42   ( -78.01, -65.56) 12/03/2021   02:58:34  ( -78.04, -65.61)    3.43                68
 12/03/2021   03:50:29   (  78.03, 101.64) 12/03/2021   03:49:28  (  78.04, 101.69)    1.90                61
 12/03/2021   04:41:14   ( -78.03, -91.04) 12/03/2021   04:40:34  ( -78.04, -91.07)    1.88                40
 12/03/2021   05:32:01   (  78.05,  76.15) 12/03/2021   05:31:28  (  78.05,  76.23)    1.83                33
 12/03/2021   06:22:46   ( -78.05,-116.53) 12/03/2021   06:22:34  ( -78.05,-116.53)    0.34                12
 12/03/2021   07:13:33   (  78.07,  50.67) 12/03/2021   07:13:28  (  78.05,  50.77)    2.86                 5
 12/03/2021   08:04:18   ( -78.07,-142.01) 12/03/2021   08:04:34  ( -78.06,-141.99)    1.21                16
 12/03/2021   08:55:04   (  78.05,  25.39) 12/03/2021   08:55:28  (  78.06,  25.31)    2.39                24
 12/03/2021   09:45:50   ( -78.09,-167.50) 12/03/2021   09:46:34  ( -78.06,-167.45)    2.75                44
 12/03/2021   10:36:36   (  78.07,  -0.09) 12/03/2021   10:37:28  (  78.07,  -0.15)    1.33                52
 12/03/2021   11:27:21   ( -78.06, 167.23) 12/03/2021   11:28:34  ( -78.07, 167.09)    3.32                73
 12/03/2021   12:18:14   (  78.32, -26.89) 12/03/2021   12:19:22  (  78.30, -24.25)   59.47                68