Simultaneous Nadir Overpasses (SNOs) between FY3D and NOAA-19
TLE Epoch: 2021 1 26.  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)
 02/02/2021   09:54:27   (  78.82,   4.00) 02/02/2021   09:53:15  (  78.82,   4.09)    2.01                72
 02/02/2021   10:45:11   ( -78.83, 171.25) 02/02/2021   10:44:12  ( -78.80, 171.20)    3.65                59
 02/02/2021   11:35:56   (  78.82, -21.38) 02/02/2021   11:35:15  (  78.83, -21.30)    2.25                41
 02/02/2021   12:26:40   ( -78.83, 145.87) 02/02/2021   12:26:12  ( -78.81, 145.81)    2.35                28
 02/02/2021   13:17:25   (  78.82, -46.75) 02/02/2021   13:17:15  (  78.85, -46.69)    3.36                10
 02/02/2021   14:08:09   ( -78.83, 120.50) 02/02/2021   14:08:12  ( -78.82, 120.42)    1.77                 3
 02/02/2021   14:58:55   (  78.85, -72.36) 02/02/2021   14:59:16  (  78.83, -72.34)    3.19                21
 02/02/2021   15:49:38   ( -78.83,  95.13) 02/02/2021   15:50:12  ( -78.84,  95.03)    2.48                34
 02/02/2021   16:40:24   (  78.85, -97.74) 02/02/2021   16:41:16  (  78.84, -97.73)    1.59                52
 02/02/2021   17:31:08   ( -78.86,  69.52) 02/02/2021   17:32:12  ( -78.85,  69.64)    2.99                64